ПРЕДОТВРАЩЕНИЕ ЗАЖИГАНИЯ ДВИГАТЕЛЯ ТРАНСПОРТНОГО СРЕДСТВА ПРИ НАХОЖДЕНИИ ТОПЛИВОРАЗДАТОЧНОГО КРАНА В ОБЛАСТИ ВПУСКА ТОПЛИВА

Steuervorrichtung für Fahrzeuge

Steuereinrichtung für Fahrzeuge, umfassend:einen in einem Fahrzeug (1) eingebauten Verbrennungsmotor (2);eine Kraftstoffpumpe (3), die dazu eingerichtet ist, den Verbrennungsmotor (2) mit Kraftstoff zu versorgen;eine erste Batterie (4);eine zweite Batterie (5), die eine niedrigere Ausgangsspannung als die erste Batterie hat (4), wobei die zweite Batterie (5) die Kraftstoffpumpe (3) mit Strom versorgt, während der Verbrennungsmotor (2) während der Fahrt des Fahrzeugs (1) in Betrieb ist,gekennzeichnet durcheinen Stromversorgungsschalter (6), der dazu ausgebildet ist, einen Stromversorgungsanschluss der Kraftstoffpumpe (3) zwischen der ersten Batterie (4) und der zweiten Batterie (5) zu schalten; undeine Stromversorgungs-Schaltsteuereinheit (21) für den Stromversorgungsschalter (6); unddadurch, dass die Stromversorgungs-Schaltsteuereinheit (21) den Stromversorgungsanschluss der Kraftstoffpumpe (3) von der zweiten Batterie (5) auf die erste Batterie (5) schaltet, wenn eine einem Stoppen unmittelbar ...

METHOD AND SYSTEM FOR CONTROLLING IDLE STOP OF VEHICLE

Method and System for Controlling Idle Stop of Vehicle

A method and a system for controlling idle stop of a vehicle that can reduce braking noise and prevent startup delay may be included, wherein the method for controlling may include estimating a disk temperature, determining whether the estimated disk temperature may be lower than or equal to a first predetermined temperature, and prohibiting engine stop according to the idle stop when the estimated disk temperature may be higher than the first predetermined temperature.

DYNAMIC FILTERING FOR STOP/START VEHICLE LAUNCH PREPARATION

A vehicle includes an engine configured for automatic shutdown and restart. The vehicle is provided with a controller that is configured to restart the engine when a difference between an actual brake pressure and a filtered brake pressure is greater than a threshold value. The filtered brake pressure is dependent upon a magnitude of the actual brake pressure and a rate of change of the actual brake pressure.

Stop control system for internal combustion engine

A stop control system for an internal combustion engine, which is capable of restarting the engine automatically stopped, in optimum timing, thereby making it possible to positively prevent occurrence of fogging of window glass of a vehicle compartment and improve fuel economy. The engine is connected to a compressor of an air conditioner. According to the stop control system, during idle stop, window glass temperature is calculated, and according to the calculated window glass temperature, limit humidity below which fogging of the window glass does not occur is set. When determining compartment humidity becomes equal to or higher than the limit humidity, the idle stop is terminated and the engine is restarted. When the weather is rainy or snowy, the determining compartment humidity is corrected. When vehicle compartment temperature is not lower than a first predetermined temperature, the window glass temperature is corrected.

Method and system for controlling idle stop of vehicle

A method and a system for controlling idle stop of a vehicle that can reduce braking noise and prevent startup delay may be included, wherein the method for controlling may include estimating a disk temperature, determining whether the estimated disk temperature may be lower than or equal to a first predetermined temperature, and prohibiting engine stop according to the idle stop when the estimated disk temperature may be higher than the first predetermined temperature.

Verfahren zur Steuerung eines automatischen Abschaltvorgangs und/oder Anschaltvorgangs einer Brennkraftmaschine in einem Kraftfahrzeug

Die Erfindung bezieht sich auf ein Verfahren zur Steuerung eines automatischen Abschaltvorgangs und/oder Anschaltvorgangs einer Brennkraftmaschine in einem Kraftfahrzeug mittels einer Start-Stopp-Einrichtung, durch welche nach dem Anlassen der Brennkraftmaschine durch eine Person und einem Fahren des Kraftfahrzeugs beim Anhalten des Kraftfahrzeugs die Brennkraftmaschine automatisch abgeschaltet wird, wenn vorgegebene Abschaltbedingungen durch entsprechende Einflussgrößen erfüllt sind, und/oder durch welche eine automatisch abgeschaltete Brennkraftmaschine automatisch angeschaltet wird, wenn vorgegebene Anschaltbedingungen durch entsprechende Einflussgrößen erfüllt sind, wobei für eine Auswertung von Abschaltbedingungen und/oder Anschaltbedingungen ein Aktivitätszustand einer Autohold-Funktion bei Kraftfahrzeugen mit Automatikgetrieben berücksichtigt wird.

Improvements to a rolling start-stop system

DIAGNOSTIC SYSTEM FOR A VEHICLE

A vehicle that includes a chassis, wheels, a drivetrain including an engine and a transmission, and a brake system. The vehicle also has a vehicle control system that includes controllers for the engine, the transmission controller, and the brake system, a vehicle network connected to the controllers to permit communication to and from these components, and a primary vehicle controller connected to the network and configured to communicate with the controllers. The vehicle further includes a vehicle diagnostic system that is connected to the network and configured to communicate with the various controllers. The diagnostic system is configured to operate in a diagnostic mode, in which the diagnostic system is configured to display diagnostic information from one or more of the controllers. The diagnostic system may further be configured to operate in a display mode, where the vehicle diagnostic system is configured to display operating information regarding the vehicle.

Control device for hybrid vehicle

Methods and systems for enabling engine start/stop function

Methods and systems are provided for enabling engine start/stop function in a vehicle with a detachable door. In one example, a method may include, adjusting an engine start/stop strategy responsive to a driver side door of the vehicle been detected to be absent. The adjustment to the start/stop strategy further may be modified based on a type of transmission system coupled to the vehicle.

Vehicle control apparatus and vehicle equipped with vehicle control apparatus

A vehicle control apparatus includes: a VSA-ECU and an ESB-ECU that perform braking control to apply a braking torque in response to a brake operation by a driver of a host vehicle, and also perform brake holding control to hold the braking torque even when the brake operation is cancelled; and an engine control unit that performs idling stop control to stop driving of an engine that is a drive source of the host vehicle when a stop condition is satisfied, including that a vehicle speed of the host vehicle enters a predetermined low vehicle speed region, and also performs restart control to restart the engine when a predetermined restart condition is satisfied. The engine control unit prohibits execution of the idling stop control during execution of the brake holding control.

СПОСОБ УПРАВЛЕНИЯ ДВИЖЕНИЕМ ТРАНСПОРТНОГО СРЕДСТВА И УСТРОЙСТВО УПРАВЛЕНИЯ ДВИЖЕНИЕМ ТРАНСПОРТНОГО СРЕДСТВА

Изобретение может быть использовано в системах топливоподачи двигателей внутреннего сгорания. Предложены способ и устройство управления движением транспортного средства, включающие в себя: определение оставшегося объема топлива в топливном баке (20), включающем в себя топливную камеру (26), в которой располагается всасывающий канал (27) топливного насоса (22) для всасывания топлива, которое должно подаваться в двигатель (2). Топливный бак выполнен с возможностью формировать отрицательное давление для всасывания топлива в топливную камеру (26) посредством извлечения части топлива, всасываемого посредством топливного насоса (22) в топливную камеру (26) через топливную магистраль (29). Согласно изобретению, когда заданное условие удовлетворяется и транспортное средство движется по инерции, при поддержании двигателя (2) остановленным и когда определенный оставшийся объем топлива меньше первого порогового значения, - активацию топливного насоса (22). Изобретение позволяет облегчить повторный ...

Deterrence of ignition of a vehicle engine when a fuel nozzle is in a fuel intake area

A method and apparatus are disclosed for deterrence of ignition of a vehicle engine ignition when a fuel nozzle is in a fuel intake area. A vehicle includes a fuel intake area 142, a camera 140, and a processor 146. The processor, in response to an ignition switch 136 being in an on-position, detects via the camera, whether a fuel nozzle 120 is in the fuel intake area. The processor then deters ignition of the vehicle engine when the fuel nozzle is in the fuel intake area. The system may also utilize a global positioning system (GPS 126) to determine whether the vehicle is located at a fueling station.

A method of operating an engine assembly

A system and method for controlling temperature in a refrigerated vehicle

START FAULT INDICATOR SYSTEM

A start fault indicator system for outdoor power equipment may include an illuminating element and circuitry to perform start condition checks to determine if a start fault has occurred. The illuminating element may be configured to illuminate a first predetermined color in response to detection of a start fault occurring, and illuminate a second predetermined color in response to determining that no start fault is outstanding, where the first and second predetermined colors are different colors.

método de controle de viagem de veículo e dispositivo de controle de viagem de veículo

Remote start/stop system and method for use with vehicle transport trailers

Improved remote start/stop systems and methods for use with a truck and/or vehicle transport trailer. Embodiments include a transport trailer and truck, the trailer comprising a platform that moves in response to a hydraulic system coupled to the platform. The hydraulic system is powered by the truck engine. A pressure transducer in communication with the hydraulic system is configured to measure a change in hydraulic pressure. A start/stop controller is in communication with the pressure transducer. The start/stop controller is configured to receive the measurements from the pressure transducer, determine to turn off the truck engine in response to the measurements, and provide an message via an indicator in communication with the start/stop controller, the indicator located proximate to a hydraulic control for the first hydraulic system. Some embodiments include a button that may override turning off the truck engine, or cause the truck engine to restart.

VEHICLE TRAVELING CONTROL METHOD AND VEHICLE TRAVELING CONTROL DEVICE

A vehicle traveling control method in which a remaining fuel amount (R) in a fuel tank (20) is detected, said fuel tank being equipped with a fuel chamber (26), in which a suction port (27) of a fuel pump (22) for sucking in fuel to be supplied to an engine (2) is disposed, and generating a negative pressure for sucking the fuel into the fuel chamber (26) by jetting a portion of the fuel sucked in by the fuel pump (22) into the fuel chamber (26) through a fuel pipe (29), whereby coasting is permitted to cause a vehicle (1) to travel with the engine (2) stopped when predetermined conditions are met, and the fuel pump (22) is caused to operate even when the engine 2 is stopped for coasting when the detected remaining fuel amount (R) is less than a first threshold value (T1).

Device for recording start sequences of car, has command and control unit including input connected to common point between control coil of relay and bypass switch, and another input connected to motor rotation detection sensor

Ce dispositif s'interface avec un circuit électrique de démarrage d'un véhicule à moteur qui comporte les éléments suivants : ▪ un interrupteur (1) actionné par une clé de contact ; ▪ un contact (3) d'autorisation de démarrage commandé par un dispositif d'autorisation (2), connecté audit interrupteur (1) actionné par une clé de contact, ledit contact (3) pouvant adopter deux positions, à savoir une position fermée lorsque ledit dispositif d'autorisation (2) a validé une commande de démarrage et une position ouverte; ▪ un interrupteur de contournement (5) dudit contact (3) d'autorisation de démarrage, connecté en parallèle audit contact (3) d'autorisation de démarrage ; ▪ un relais (7) permettant la mise sous tension du démarreur (11) actionnant le moteur (12) du véhicule, dont la bobine de commande (88) est connectée à la borne (188, 44, 203) commune audit contact (3) d'autorisation de démarrage et audit interrupteur de contournement (5). Ce dispositif comporte une unité de contrôle commande ...

DEVICE D'ARRET-THE AUTOMATIC RESTART OF A VEHICLE ENGINE

Dispositif d'arrêt-de redémarrage automatique de moteur (1) d'un véhicule. Des moyens de détection de quantité d'actionnement de frein (4) sont configurés pour détecter une quantité d'actionnement de frein par un conducteur. Des moyens de détection de vitesse de véhicule (5) sont configurés pour détecter une vitesse de véhicule. Des moyens d'arrêt-de redémarrage automatique de moteur (7) sont configurés pour arrêter automatiquement un moteur si une condition d'arrêt automatique de moteur est remplie, et pour redémarrer automatiquement le moteur en comparant la quantité d'actionnement de frein détectée par les moyens de détection de quantité d'actionnement de frein (4) à une valeur prédéterminée. Les moyens d'arrêt-de redémarrage automatique de moteur (7) déterminent la valeur prédéterminée selon la vitesse de véhicule détectée par les moyens de détection de vitesse de véhicule (5).

Systems and methods for driving intention prediction in vehicles

Disclosed are methods, systems, and computer-readable mediums for predicting a driving intention of a driver of a vehicle. A sequence comprising a plurality of indicators is detected, where each indicator suggests intent to drive a vehicle. A separation time between each of the indicators of the sequence is determined. The sequence and determined separation times are compared to historical data, where the historical data comprises data related to previously stored separation times of the sequence. Based on the comparison, a confidence level that an engine of the vehicle will be started is determined. Based on the confidence level, a feature of the vehicle is activated.

VERFAHREN ZUM BETREIBEN EINES AUTOMATISCHEN START/STOPP-SYSTEMS IN EINEM FAHRZEUG MIT DREHMOMENTWANDLER

Ein System und Verfahren zum Betreiben eines automatischen Start/Stopp-Systems in einem Kraftfahrzeug mit Verbrennungsmotor, Automatikgetriebe und Drehmomentwandler mit einer Laufrad-Ausrückkupplung ist offenbart. Ein Steuergerät kann ein Motor-Start/Stopp-System dadurch umsetzen, dass der Motor zu entsprechenden Zeitpunkten durch Stoppen der Kraftstoffzufuhr abgeschaltet und der Motor wieder gestartet wird, wenn Vortrieb benötigt wird. Während eines Motor-Start/Stopp-Ereignisses wird der Motor automatisch abgeschaltet und die Laufrad-Kupplung des Drehmomentwandlers kann ausgekuppelt werden, um das Laufrad und den Motor zu entkoppeln und dadurch den Kraftstoffverbrauch oder Schadstoffausstoß zu verringern.

SYSTEME UND VERFAHREN ZUM BEGRENZEN DER FERNSTARTFUNKTIONALITÄT AN FAHRZEUGEN

Die Offenbarung stellt Systeme und Verfahren zum Begrenzen der Fernstartfunktionalität an Fahrzeugen bereit. Diese Offenbarung beschreibt Systeme und Verfahren zum Begrenzen der Funktionalität von Fernstartsystemen in Fahrzeugen. Fernstartvorgänge können beispielsweise als Reaktion auf das Überschreiten eines oder mehrerer Fernstartgrenzwerte begrenzt werden. Das Begrenzen der Fernstartvorgänge kann entweder Verhindern der Einleitung einer Fernstartanforderung oder Beenden eines bereits laufenden Fernstartvorgangs beinhalten.

METHOD FOR MANAGING THE OPENING THE POWERED OPENING OF A MOTOR VEHICLE COMPRISING A DEVICE FOR AUTOMATICALLY STOPPING AND RESTARTING OF THE ENGINE.

차량의 아이들 스톱 제어 방법 및 장치

... 본 발명은 제동 소음을 줄이고 발진 지연을 방지하는 차량의 아이들 스톱 제어 방법 및 장치에 관한 것이다. 본 발명의 실시예에 따른 차량의 아이들 스톱 제어 방법은 디스크 온도를 결정하는 단계; 상기 결정된 디스크 온도가 제1설정온도 이하인지를 판단하는 단계; 그리고 상기 결정된 디스크 온도가 제1설정온도를 초과하면, 아이들 스톱에 의한 엔진 정지를 금지시키는 단계;를 포함할 수 있다.

VEHICLE

Vehicle having an internal combustion engine which can be switched off automatically and can be started automatically by means of an engine start/stop device, having at least one electric energy store and at least one electric consumer, in which vehicle, in the case of an internal combustion engine which has been switched off automatically, a stop current strength which is removed from the at least one electric energy store by the at least one electric consumer can be determined, and the engine start/stop device automatically starts the internal combustion engine if a predefined stop current threshold or a predefined stop discharge threshold is exceeded.

System and method for inhibiting engine operation during fueling

A method according to an exemplary aspect of the present disclosure includes, among other things, inhibiting operation of an internal combustion engine of a vehicle based on a proximity of the vehicle to a fueling location.

СПОСОБ ОПОВЕЩЕНИЯ ВОДИТЕЛЯ ТРАНСПОРТНОГО СРЕДСТВА

... 1. Способ работы транспортного средства с помощью системы управления, содержащий:уведомление водителя о задержке выполнения действия, требующего расхода энергии, в системе обеспечения движения транспортного средства в ответ на получение запроса на выполнение действия с устройства ввода, на основании энергопотребления автомобиля с помощью индикатора задержки.2. Способ по п.1, в котором энергопотребление транспортного средства содержит потребление топлива двигателем и энергию на входе и выходе устройства накопления энергии, расположенного в транспортном средстве.3. Способ по п.2, в котором уведомление о задержке формируют, если действие, требующее расхода энергии, превышает заданное предельное значение энергопотребления транспортного средства.4. Способ по п.1, дополнительно содержащий выполнение действия, требующего расхода энергии, в системе обеспечения движения транспортного средства после окончания задержки.5. Способ по п.1, в котором система обеспечения движения транспортного средства ...

A method of operating an engine assembly

A method of operating an engine assembly 2 comprising an engine 10 and a controller 100 configured to automatically shut down and restart the engine 10, wherein the controller 100 is configured to shut down the engine 10 when a brake pressure of a brake system of a motor vehicle 1 is above a first threshold value and restart the engine 10 when the brake pressure falls below a second threshold value; The method comprises adjusting the second threshold value according to a speed of the vehicle 1. This arrangement is intended to improve the fuel efficiency and reduce the annoyance of automatic start-stop systems and vehicle emissions by preventing frequent switching on and switching off of the engine in operation. Also defined is an engine assembly and a vehicle.

A control unit and a method for controlling a vehicle comprising a platform for carrying a load.

Methods and systems for a vehicle driveline

Systems and methods for improving operation of a hybrid vehicle are presented. In one example, driveline operating modes may be manually selected to improve hybrid driveline operation during off road conditions. The approaches may improve vehicle drivability and reduce driveline degradation.

MULTIFUNKTIONS-MOTORSTEUER- UND EINGABESYSTEM

Ein Verfahren zum Steuern eines Motorbetriebs umfasst ein Bereitstellen von Strom an ein Steuermodul und/oder eine Steuerung, die in dem Steuermodul umfasst ist, ein Bereitstellen einer Motorstart-Eingabe, wobei die Motorstart-Eingabe mit der Steuerung in Verbindung steht, ein Bestimmen oder Erfassen einer Betätigung der Motorstart-Eingabe, ein Senden eines Signals von der Steuerung, um einen Motorstartvorgang zum Starten des Motors zu beginnen, ein Bereitstellen mehrerer Motorbetriebsmodus-Eingaben über das Modul, ein Bestimmen oder Erfassen einer Betätigung einer der Motorbetriebsmodus-Eingaben und ein Steuern des Motors gemäß einer oder mehrerer vorbestimmter Motorsteueranweisungen, die dem Motorbetriebsmodus zugeordnet sind, der der betätigten Motorbetriebseingabe zugeordnet ist.

Start fault indicator system

A start fault indicator system for outdoor power equipment may include an illuminating element and circuitry to perform start condition checks to determine if a start fault has occurred. The illuminating element may be configured to illuminate a first predetermined color in response to detection of a start fault occurring, and illuminate a second predetermined color in response to determining that no start fault is outstanding, where the first and second predetermined colors are different colors.

VEHICLE TRAVELING CONTROL METHOD AND VEHICLE TRAVELING CONTROL DEVICE

A vehicle traveling control method in which a remaining fuel amount (R) in a fuel tank (20) is detected, said fuel tank being equipped with a fuel chamber (26), in which a suction port (27) of a fuel pump (22) for sucking in fuel to be supplied to an engine (2) is disposed, and generating a negative pressure for sucking the fuel into the fuel chamber (26) by jetting a portion of the fuel sucked in by the fuel pump (22) into the fuel chamber (26) through a fuel pipe (29), whereby coasting is permitted to cause a vehicle (1) to travel with the engine (2) stopped when predetermined conditions are met, and the fuel pump (22) is caused to operate even when the engine 2 is stopped for coasting when the detected remaining fuel amount (R) is less than a first threshold value (T1).

ISG DEVICE, REMOTE CONTROL SERVER, AND SYSTEM

An idle stop & go (ISG) device, a remote control server, and a system are disclosed. The ISG remote control system according to an embodiment of the present invention comprises: the ISG device which is installed in a vehicle, transmits GPS coordinates of the vehicle periodically when automatic control of an ISG function is set, and turns off the ISG function upon receiving an ISG function off command; and the ISG remote control server which wirelessly communicates with the ISG device, receives the GPS coordinates, confirms whether the received GPS coordinates correspond to a preset normal stop section, and transmits the ISG function off command if the GPS coordinates correspond to the normal stop section. According to the present invention, the ISG function can be automatically turned off in the normal stop section. COPYRIGHT KIPO 2018 (1100) Operation information transmitting device (1200) ISG device (1300) ISG remote control server (AA) ISG control command (B1,B2) Operation information ...

Automatic stopping and restarting device for internal combustion engine i.e. diesel engine, of e.g. motor vehicle, has hydraulic motor forming starter and supply unit supplying hydraulic power to drive engine during restarting

Un dispositif d'arrêt automatique et de redémarrage automatique d'un moteur (1) à combustion interne comporte un moteur hydraulique (6) formant démarreur et une réserve (5) d'énergie hydraulique, pour entraîner le moteur (1) à combustion interne lors du redémarrage.

Method and system for controlling idle stop of vehicle

A method and a system for controlling idle stop of a vehicle that can reduce braking noise and prevent startup delay may be included, wherein the method for controlling may include estimating a disk temperature, determining whether the estimated disk temperature may be lower than or equal to a first predetermined temperature, and prohibiting engine stop according to the idle stop when the estimated disk temperature may be higher than the first predetermined temperature.

MULTIFUNKTIONS-MOTORSTEUER- UND EINGABESYSTEM

Ein Motorsteuer- und Eingabesystem für eine Vorrichtung mit einem Werkzeug, das von einem Motor angetrieben wird, umfasst ein Eingabe- und Steuermodul mit einer oder mehreren Eingaben und einer Steuerung, die auf eine Betätigung der Eingaben reagiert, um eine Anwendersteuerung von zumindest einem Motorbetriebsparameter durch eine Anwenderbetätigung der Eingaben zu gestatten. Das System kann eine Berührungsbildschirm-Anzeige aufweisen, die dem Anwender Symbole anzeigt, die sich auf die Eingaben und den zumindest einen Motorbetriebsparameter beziehen, und wobei die Berührungsbildschirm-Anzeige darauf reagiert, dass der Anwender eine der Eingaben auswählt, indem er ein zugehöriges der von der Anzeige bereitgestellten Symbole berührt. Zumindest eine der Eingaben kann sich auf eines oder mehrere der folgenden beziehen: Ändern der Motordrehzahl, Starten des Motors, Bewirken, dass der Motor das Werkzeug antreibt, Einschalten eines Lichts, Betätigen einer Heizung oder eines Wärmers oder Anhalten ...

START FAULT INDICATOR SYSTEM

A start fault indicator system for outdoor power equipment may include an illuminating element and circuitry to perform start condition checks to determine if a start fault has occurred. The illuminating element may be configured to illuminate a first predetermined color in response to detection of a start fault occurring, and illuminate a second predetermined color in response to determining that no start fault is outstanding, where the first and second predetermined colors are different colors.

RECORDING DEVICE SEQUENCES VEHICLE STARTER

METHOD FOR MANAGING THE OPENING THE POWERED OPENING OF A MOTOR VEHICLE COMPRISING A DEVICE FOR AUTOMATICALLY STOPPING AND RESTARTING OF THE ENGINE.

La présente invention concerne un procédé de gestion de l'ouverture d'un ouvrant motorisé d'un véhicule automobile doté d'un dispositif d'arrêt et de redémarrage automatique du moteur thermique ; comportant successivement les étapes suivantes : - réception d'une requête d'ouverture dudit ouvrant suite à l'actionnement d'un organe de commande par un passager dudit véhicule (100) ; - vérification de l'état dudit moteur thermique (300) ; lorsque ladite vérification (300) fait apparaître que ledit moteur est coupé, transmission systématique d'un ordre de redémarrage forcé dudit moteur audit dispositif (500), puis lancement de l'ouverture motorisée dudit ouvrant lorsque ledit moteur est à nouveau en fonctionnement (700).

스타트-스톱 기능을 가진 내연기관을 구비한 차량을 작동하기 위한 방법

... 본 발명은 내연기관(12)이 작동하는 정상 작동 상태와 내연기관(12)의 작동이 중단된 준비 상태 사이에서 자동으로 차량(1)을 전환할 수 있는 스타트-스톱 기능을 가진 내연기관(12)을 구비한 차량(1)을 작동하기 위한 방법에 관한 것으로, 상기 방법은 하기 단계들, 즉 적어도 하나의 비활성화 금지의 존재를 검사하는 단계(400)와 적어도 하나의 비활성화 금지가 존재하는 경우에 준비 상태로 전환을 억제하는 단계(500)를 포함하고, 이 경우 적어도 하나의 비활성화 금지는 하기 파라미터들 중 적어도 하나의 파라미터, 즉 차량(1)의 전기 에너지 저장 장치(14)의 현재 이용 상태 및/또는 예정된 지속시간, 바람직하게는 차량(1)의 마지막 주행 동안 차량(1)의 전기 에너지 저장 장치(14)의 이용 상태의 경과를 고려한다.

METHOD FOR OPERATING A VEHICLE COMPRISING AN INTERNAL COMBUSTION ENGINE HAVING A START-STOP FUNCTION

The invention relates to a method for operating a vehicle (1) comprising an internal combustion engine (12) having a start-stop function, via which the vehicle (1) can be automatically switched between a normal operating state with running internal combustion engine (12) and a readiness state with internal combustion engine (12) deactivated, having the steps: examining (400) the presence of at least one deactivation prohibition and, in the case of the presence of at least one deactivation prohibition, inhibiting (500) the switching to the readiness state, wherein at least one deactivation prohibition considers at least one of the following parameters: the current usage status of an electrical energy store (14) of the vehicle (1) and/or the progression of the usage status of an electrical energy store (14) of the vehicle (1) over a predetermined period of time, preferably over the last travel made by the vehicle (1).

AUTOMATIC ENGINE CONTROL APPARATUS

An automatic engine control apparatus installed in a vehicle causes an engine of the vehicle to stop automatically when a predetermined stop condition is satisfied, and after the automatic stop of the engine, causes the engine to restart automatically when a predetermined restarting condition is satisfied. The apparatus includes an electronic control unit configured to inhibit or permit, while the vehicle is stopped, a second automatic stop of the engine in response to the predetermined stop condition being satisfied, depending on whether the predetermined restarting condition satisfied most recently to have caused the engine to restart automatically was a first restarting condition or a second restarting condition different from the first restarting condition. The first restarting condition represents an intention of a driver of the vehicle to start moving the vehicle.

Verfahren zum Betreiben eines Kraftfahrzeugs mit automatischer Motorabschaltung

Verfahren zum Betreiben eines Kraftfahrzeugs mit einem Motor, bei dem bei laufendem Motor nach einem ersten vorbestimmten Kriterium geprüft wird (S24), ob ein Fahrer des Kraftfahrzeugs anwesend ist, und wobei bei Erfassen einer Abwesenheit des Fahrers eine automatische Abschaltung des Motors erfolgt, dadurch gekennzeichnet, dass die automatische Abschaltung (S26) nur dann erfolgt, wenn das Kraftfahrzeug nach dem letzten Starten des Motors (S10) gemäß einem zweiten vorbestimmten Kriterium bewegt wurde (S18), wobei das zweite vorbestimmte Kriterium beinhaltet, dass das Kraftfahrzeug überhaupt bewegt wurde.

A system and method for controlling temperature in a refrigerated vehicle

Engine stop/start inhibit during vehicle service

Systems and methods for operating an engine that may be automatically stopped and started without a human driver providing input to a device that has a sole function of stopping and starting the engine are presented. In one example, automatic engine starting is inhibited responsive to output of vehicle sensors that may be indicative of service being performed on a vehicle.

Dynamische Filterung für Start/Stopp-Fahrzeuganfahrvorbereitung

Ein Fahrzeug enthält eine Kraftmaschine, die für das automatische Stoppen und Neustarten konfiguriert ist. Das Fahrzeug ist mit einem Controller versehen, der konfiguriert ist, die Kraftmaschine erneut zu starten, wenn ein Unterschied zwischen einem tatsächlichen Bremsdruck und einem gefilterten Bremsdruck größer als ein Schwellenwert ist. Der gefilterte Bremsdruck hängt von einer Größe des tatsächlichen Bremsdrucks und einer Änderungsrate des tatsächlichen Bremsdrucks ab.

Deterrence of ignition of a vehicle engine when a fuel nozzle is in a fuel intake area

Control device for hybrid vehicle

A control device is configured to, in a case that an internal combustion engine is made to start up before travel start of a vehicle in a parked state, when an auxiliary battery has at least a predetermined value of battery voltage, make the internal combustion engine start up after executing fuel heating processing for heating fuel by glow plugs to which electric power is transmitted, or when the battery voltage of the auxiliary battery is less than the predetermined value, execute the fuel heating processing after executing charge processing for charging the auxiliary battery using a main battery and then start up the internal combustion engine.

Brake control for stop/start vehicle

A vehicle engine is shutdown in response to brake pressure Pbrk exceeding a threshold, and restarted in response to accelerator pedal position exceeding a position threshold. In response to engine shutdown a first brake system increases torque Tehb to a threshold, and when battery voltage V decreases below a threshold the first system decreases torque and another brake system (e.g. electronic parking brake) increases torque Tepb. Driver intent is evaluated based on brake pressure and torque (fig 5) or acceleration demand (fig. 6); while the time the brakes can hold a vehicle on a hill before engine restart in maximised based on battery voltage (fig. 7) or a change in brake fluid pressure (fig. 8). Thus the lower electrical energy demanding parking brake system is used later.

Improvements to a rolling start-stop system

Verfahren und System zum Steuern von Leerlauf-Stopp eines Fahrzeuges

Ein Verfahren (S100S370) und ein System zum Steuern von Leerlauf-Stopp eines Fahrzeugs (1), die Bremsgeräusch verringern und Start-Verzögerung verhindern können, können enthalten sein, wobei das Verfahren zum Steuern aufweisen kann Schätzen der Bremsscheibetemperatur (T) (S130), Ermitteln, ob. die geschätzte Bremsscheibetemperatur (T) niedriger oder gleich einer ersten vorbestimmten Temperatur sein kann (S140), und Verhindern von Verbrennungsmotor-Stopp gemäß Leerlauf-Stopp (S200), wenn die geschätzte Temperatur (T) höher sein kann als die erste vorbestimmte Temperatur.

A method of operating an engine assembly

CONTROL DEVICE AND CONTROL METHOD FOR VEHICLE

A control device for a vehicle includes an electronic control unit. The electronic control unit executes control for prohibiting stop-and-start control until a predetermined period elapses after an ignition switch is turned ON. The electronic control unit executes scene-specific electric power supply control for operating a first function group that is a specific function and stopping a function other than the first function group in accordance with a state of the vehicle at a time when the ignition switch is turned OFF. The electronic control unit sets the predetermined period during which the stop-and-start control is prohibited longer in a case where the first function group is in an operating state than in a case where the first function group is not in an operating state when the ignition switch is turned ON.

Prognostizieren einer voraussichtlichen Haltezeit für ein Start-Stopp-System eines Kraftfahrzeugs

Die Erfindung betrifft ein Verfahren zum Betreiben eines Start-Stopp-Systems für ein Kraftfahrzeug (1). Um einen gegenüber dem Stand der Technik höheren Fahrkomfort für das Kraftfahrzeug (1) zu ermöglichen sind folgende Schritte vorgesehen:- Erfassen (S1) eines Stillstandes des Kraftfahrzeugs (1),- Abrufen (S2) von Zustandsdaten, welche Verkehrsdaten und/oder Streckendaten und/oder Umweltdaten umfassen,- Prognostizieren (S3) einer voraussichtlichen Haltezeit anhand der Zustandsdaten,- Befehlen (S5) eines Motorstopps für einen Motor (16) des Kraftfahrzeugs (1) nur dann, wenn die voraussichtliche Haltezeit einen vorbestimmten Grenzwert überschreitet.

Verfahren zum Betreiben eines einspurigen Kraftfahrzeugs, insbesondere eines Motorrads, sowie einspuriges Kraftfahrzeug

Die Erfindung betrifft ein Verfahren zum Betreiben eines eine Verbrennungskraftmaschine (3), eine manuell betätigbare Kupplung (4) und ein manuelles Schaltgetriebe (5), in welches über die Kupplung (4) von der Verbrennungskraftmaschine (3) bereitgestellte Drehmomente einleitbar sind, aufweisenden und von der Verbrennungskraftmaschine (3) über die Kupplung (4) und das Schaltgetriebe (5) antreibbaren, einspurigen Kraftfahrzeugs (7), bei welchem mittels einer elektronischen Recheneinrichtung (11) des Kraftfahrzeugs (7) eine von einer Person bewirkte Betätigung eines Bedienelements (8) des Kraftfahrzeugs erfasst und infolgedessen die zunächst aktivierte Verbrennungskraftmaschine (3) deaktiviert wird, wobei mittels der elektronischen Recheneinrichtung (11) nach dem Deaktivieren der Verbrennungskraftmaschine (3) eine durch eine Person bewirkte Betätigung eines zusätzlich zu dem Bedienelement (8) vorgesehenen und zum Betätigen der Kupplung (4) ausgebildeten weiteren Bedienelements (9) erfasst ...

Start fault indicator system

A start fault indicator system for outdoor power equipment may include an illuminating element and circuitry to perform start condition checks to determine if a start fault has occurred. The illuminating element may be configured to illuminate a first predetermined color in response to detection of a start fault occurring, and illuminate a second predetermined color in response to determining that no start fault is outstanding, where the first and second predetermined colors are different colors.

Idle engine operation based on vehicle cabin temperature

A method for operating an engine based on cabin temperature includes determining a quantity of fuel in a fuel tank, determining a minimum amount of fuel to remain in the fuel tank, receiving a predetermined cabin temperature value, calculating an engine idle time in response to the minimum amount of fuel and the predetermined cabin temperature value, and controlling engine starting and stopping in response to the engine idle time and the predetermined cabin temperature value.

CONTROLLER AND CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE

In response to a restarting request generated during a stopping period, in which fuel injection is stopped to automatically stop engine operation, either starter starting or combustion starting is selected. In the starter starting, the engine is restarted using a starter motor. In the combustion starting, the engine is restarted through fuel injection and ignition without using the starter motor. If the rotational resistance acting on the crankshaft is determined to be of such a magnitude that the combustion starting is impossible, the starter starting is carried out in response to the restarting request generated during the stopping period. 1. A controller for an internal combustion engine , the engine including a direct injection valve , a spark plug , and a starter motor , wherein the starting method switching section is configured to select and perform either starter starting or combustion starting in response to a restarting request generated during a stopping period, in which fuel injection is stopped to automatically stop engine operation, and', 'the starting method switching section is configured to restart the engine using the starter motor in the starter starting and to restart the engine through the fuel injection and ignition without using the starter motor in the combustion starting,, 'the controller includes a starting method switching section, wherein'}the controller is configured to perform a determining process for determining whether a rotational resistance acting on a crankshaft of the engine is of such a magnitude that the combustion starting is impossible, andthe starting method switching section is configured to carry out the starter starting in response to the restarting request generated during the stopping period if, through the determining process, the rotational resistance is determined to be of such a magnitude that the combustion starting is impossible.2. The controller for an internal combustion engine according to claim 1 , whereinthe ...

MULTI-FUNCTION ENGINE CONTROL AND INPUT SYSTEM

An assembly for an engine includes a control module including a controller operable to control at least certain aspects of the operation of the engine, a display including an input connected to the controller, and a wireless receiver connected to the controller. The wireless receiver is arranged to receive a signal from a wireless device to cause the controller to send an engine start signal to cause starting of the engine and wherein the input when actuated causes the controller to send an engine start signal to cause starting of the engine. In at least some implementations, no keyed ignition switch is provided to start the engine and the engine is started only via the wireless device or the input.

Stop control system for internal combustion engine

A stop control system for an internal combustion engine, which is capable of restarting the engine automatically stopped, in optimum timing, thereby making it possible to positively prevent occurrence of fogging of window glass of a vehicle compartment and improve fuel economy. The engine is connected to a compressor of an air conditioner. According to the stop control system, during idle stop, window glass temperature is calculated, and according to the calculated window glass temperature, limit humidity below which fogging of the window glass does not occur is set. When determining compartment humidity becomes equal to or higher than the limit humidity, the idle stop is terminated and the engine is restarted. When the weather is rainy or snowy, the determining compartment humidity is corrected. When vehicle compartment temperature is not lower than a first predetermined temperature, the window glass temperature is corrected.

차량 주행 제어 방법 및 차량 주행 제어 장치

... 엔진(2)으로 공급할 연료를 흡인하기 위한 연료 펌프(22)의 흡입구(27)가 내부에 배치되는 연료실(26)을 구비하며, 또한 연료실(26)로 연료를 흡인하는 부압을, 연료 펌프(22)가 흡인한 연료의 일부가 연료 관로(29)를 경유하여 연료실(26)로 분출함으로써 발생시키는 연료 탱크(20)의 연료 잔량(R)을 검출하고, 소정의 조건이 성립되는 경우에, 엔진(2)을 정지시킨 상태에서 차량(1)을 주행시키는 타성 주행을 허가하고, 검출된 연료 잔량(R)이 제1 역치(T1) 미만인 경우에는, 타성 주행에 의해 엔진(2)을 정지시켜도 연료 펌프(22)을 동작시키는 차량 주행 제어 방법.

WORK VEHICLE

Provided is a work vehicle with which crane work maintenance can be carried out efficiently. Device information relating to a work device that performs prescribed work is detected, and it is determined whether or not the device information indicates a management operation state in which a management operation, which is carried out such that an operation corresponding to the prescribed work is performed, is being carried out. When the management operation state is determined to be in effect, engine stopping is restricted even if an engine stopping condition is net.

CONTROL SYSTEM AND CONTROL METHOD OF HYBRID ELECTRIC VEHICLE

A control system for a hybrid electric vehicle comprises a transmission system configured to drive wheels, an engine power subsystem connected to the transmission system, a motor power subsystem connected to the transmission system and a control module. When vehicle's electrical power is on, the control module is configured to control operating mode of the hybrid electric vehicle through the engine power subsystem and the motor power subsystem. The operating mode comprises HEV-eco mode and HEV-s mode. When the hybrid electric vehicle operates in HEV-eco and the hybrid electric vehicle operates at low power or when the hybrid electric vehicle operates in HEV-s mode and when the vehicle speed is zero, the control module enables the hybrid electric vehicle to operate by idle start-stop strategy.

Method and device for controlling restarting of an internal combustion engine of a vehicle when exiting a coasting mode

Steuervorrichtung für Fahrzeuge

Steuereinrichtung für Fahrzeuge, umfassend einen in einem Fahrzeug (1) angeordneten Verbrennungsmotor (2), eine Kraftstoffpumpe (3), die dazu eingerichtet ist, den Verbrennungsmotor (2) mit Kraftstoff zu versorgen, eine erste Batterie (4), eine zweite Batterie (5), die eine niedrigere Ausgangsspannung als die erste Batterie (4) hat, einen Stromversorgungsschalter (6), der dazu ausgebildet ist, einen Stromversorgungsanschluss der Kraftstoffpumpe (3) zwischen der ersten Batterie (4) und der zweiten Batterie (5) zu schalten, und eine Stromversorgungs-Schaltsteuereinheit (21), die dazu eingerichtet ist, bei Erfüllung einer einem Stoppen unmittelbar vorangehenden Bedingung, die einen Zustand des Fahrzeugs (1) kurz vor einem Stoppen des Fahrzeugs darstellt, den Stromversorgungsschalter (6) dahingehend anzusteuern, dass der Stromversorgungsanschluss der Kraftstoffpumpe (3) von der zweiten Batterie (5) auf die erste Batterie (4) geschaltet wird.

Verfahren und Vorrichtung zur Steuerung eines Wiederstartes eines Verbrennungsmotors bei einem Austritt eines mit einem Schaltgetriebe ausgebildeten Fahrzeuges aus einem Segelbetrieb

Die Erfindung betrifft ein Verfahren zur Steuerung eines Wiederstartes eines Verbrennungsmotors bei einem Austritt eines mit einem Schaltgetriebe ausgebildeten Fahrzeuges aus einem Segelbetrieb, bei welchem während einer Fahrt des Fahrzeuges eine Kupplung automatisch geöffnet und wieder geschlossen wird. Bei einem Verfahren wird in Abhängigkeit von einem aktuellen Fahrzustand des Fahrzeuges entschieden, ob der Wiederstart des Verbrennungsmotors durch einen Schwung- bzw. Schleppstart durch Schließen der Kupplung oder durch eine Startereinheit erfolgt.

차량 주행 제어 방법 및 차량 주행 제어 장치

... 엔진(2)으로 공급할 연료를 흡인하기 위한 연료 펌프(22)의 흡입구(27)가 내부에 배치되는 연료실(26)을 구비하며, 또한 연료실(26)로 연료를 흡인하는 부압을, 연료 펌프(22)가 흡인한 연료의 일부가 연료 관로(29)를 경유하여 연료실(26)로 분출함으로써 발생시키는 연료 탱크(20)의 연료 잔량(R)을 검출하고, 소정의 조건이 성립되는 경우에, 엔진(2)을 정지시킨 상태에서 차량(1)을 주행시키는 타성 주행을 허가하고, 검출된 연료 잔량(R)이 제1 역치(T1) 미만인 경우에는, 타성 주행에 의해 엔진(2)을 정지시켜도 연료 펌프(22)을 동작시키는 차량 주행 제어 방법.

Multi-function engine control and input system

An engine control and input system for a device having a tool driven by an engine, includes an input and control module having one or more inputs and a controller responsive to actuation of the inputs to permit user control of at least one engine operating parameter by user actuation of the inputs. The system may include a touch screen display that displays icons to the user relating to the inputs and the at least one engine operating parameter, and wherein the touch screen display is responsive to the user selecting one of the inputs by touching an associated one of the icons provided by the display. At least one of the inputs may relate to one or more of changing engine speed, starting the engine, causing the engine to drive the tool, turning on a light, actuating a heater or warmer or stopping engine operation.

METHOD AND SYSTEM FOR REDUCING A STARTUP TIME OF A GENSET

A method and system of power generating is provided to reduce a startup time of a genset for providing requested power to a utility grid or a load. The genset includes a generator, a turbocharger, and an energy storage. The generator includes an engine. The genset responds to a genset start signal by accelerating an engine speed of the generator to reach a synchronous speed. The engine speed is accelerated more rapidly by activating the energy storage device to supply power to at least one of the generator and the turbocharger. The generator then supplies power to the utility grid or load.

Method and system for producing an active short circuit condition in an electric motor of a hybrid electric vehicle

A method for producing an active short circuit condition in an electric motor of a hybrid electric vehicle including a traction battery, an inverter having switches in communication with the electric motor and the traction battery, and an inverter controller in communication with the inverter and configured to generate driver signals to operate the switches to produce three-phase alternating current for the electric motor to drive a vehicle propulsion system or to produce direct current for charging the traction battery. The method includes determining an electric motor speed threshold, wherein the electric motor speed threshold is continuously variable, comparing a monitored speed to the speed threshold, and generating, in response to the monitored speed exceeding the speed threshold, driver signals to operate the switches to produce an active short circuit condition in the electric motor to prevent overcharging of the traction battery.

ＩＳＧ 장치, 원격 제어 서버 및 시스템

... 본 발명은 ISG 장치, 원격 제어 서버 및 시스템에 대하여 개시한다. 본 발명의 일면에 따른 ISG 원격 제어 시스템은, 차량에 설치되어, ISG(Idle Stop&Go) 기능의 자동 제어가 설정되면, 주기적으로 차량의 GPS 좌표를 송신하고, ISG 기능 오프 명령을 수신하면, 상기 ISG 기능을 오프하는 ISG 장치; 및 상기 ISG 장치와 무선 통신하며, 상기 GPS 좌표를 수신하면, 수신된 상기 GPS 좌표가 기설정된 상시 정차구간에 대응하는지를 확인하고, 확인결과 상기 상시 정차구간에 대응하면, 상기 ISG 기능 오프 명령을 송신하는 ISG 원격 제어 서버를 포함하는 것을 특징으로 한다.

VERFAHREN UND SYSTEME ZUM STEUERN EINES AUTOMATISCHEN MOTORSTARTS

Diese Offenbarung stellt Verfahren und Systeme zum Steuern eines automatischen Motorstarts bereit. Es werden Systeme und Verfahren zur Verbesserung des Betriebs eines Fahrzeugs mit Vierradantrieb vorgestellt, der ein automatisches Stoppen und Starten des Motors beinhaltet. In einem Beispiel wird das Einrücken eines Kraftübertragungsradmodus nicht zugelassen, wenn ein Motor automatisch gestartet wird, sodass ein Aktor für den Kraftübertragungsradmodus einen Kraftübertragungsradmodus vollständig einrücken kann, wenn dies von ihm angefordert wird.

Verfahren zum Betrieb eines Fahrzeugs mit Verbrennungsmotor mit einer Start-Stopp-Funktion

Es wird ein Verfahren zum Betrieb eines Fahrzeugs (1) mit Verbrennungsmotor (12) mit einer Start-Stopp-Funktion, durch die das Fahrzeug (1) zwischen einem Normalbetriebszustand mit laufendem Verbrennungsmotor (12) und einem Bereitschaftszustand mit ausgeschaltetem Verbrennungsmotor (12) automatisch umschaltbar ist, vorgeschlagen mit den Schritten: Überprüfen (400) des Vorliegens wenigstens eines Abschaltverbots, und im Falle des Vorliegens wenigstens eines Abschaltverbots, Unterdrücken (500) des Umschaltens in den Bereitschaftszustand, wobei wenigstens ein Abschaltverbot wenigstens einen der folgenden Parameter berücksichtigt: die Kühlmitteltemperatur des Verbrennungsmotors (12), und/oder den aktuellen Nutzungsstatus eines elektrischen Energiespeichers (14) des Fahrzeugs (1), und/oder den Verlauf des Nutzungsstatus eines elektrischen Energiespeichers (14) des Fahrzeugs (1) über eine vorbestimmte Zeitdauer, vorzugsweise über die letzte Fahrt des Fahrzeugs (1).

System und Verfahren zum Anzeigen einer Umsetzungsverzögerung einer energieverbrauchenden Aktion in einem kraftbetriebenen Fahrzeugsystem

Ein Verfahren zum Betrieb eines Fahrzeugs durch ein Steuerungssystem wird bereitgestellt. Das Verfahren umfasst, in einem kraftbetriebenen Fahrzeugsystem, auf Basis des Fahrzeugenergieverbrauchs, einem Fahrzeugnutzer eine Verzögerung der Umsetzung einer energieverbrauchenden Aktion mittels eines Verzögerungsanzeigers als Reaktion darauf anzuzeigen, dass eine Umsetzungsanforderung von einer Eingabeeinrichtung empfangen wird.

Verfahren zum Betrieb einer Verbrennungseinrichtung und Verbrennungseinrichtung

Die Erfindung betrifft ein Verfahren zum Betrieb einer Verbrennungseinrichtung (10), insbesondere eines Verbrennungsmotors, für einen eine Startvorrichtung (40) zum Starten der Verbrennungseinrichtung (10) und ein Steuergerät umfassenden Kraftwagen (20). Die Verbrennungseinrichtung (10) wird automatisch in Abhängigkeit wenigstens eines durch das Steuergerät (30) ermittelten Parameterwerts (32) von Kraftstoff (24) zum Betrieb der Verbrennungseinrichtung (10) durch die Startvorrichtung (40) gestartet und in einem befeuerten Betriebszustand betrieben. Die Erfindung betrifft auch eine Verbrennungseinrichtung (10) für einen Kraftwagen (20).

SADDLE-RIDING TYPE VEHICLE

A saddle-riding type vehicle includes an automatic clutch mechanism configured to be activated by an actuator which enables a push start to be executed, so that even when a charged capacity of a battery is reduced, an engine can be started. A control unit of the vehicle proceeds to a push start control mode when an engine stopped state detection portion detects a stopped state of an engine, a vehicle stopped state detection portion detects a stopped state of the saddle-riding type vehicle, and a gear selected state detection portion detects a state in which any one of gears of a transmission is selected. In the push start control mode, the control unit applies a clutch to start the engine when a vehicle speed detection portion detects a predetermined vehicle speed or faster, and a cutoff switch state detection portion detects a change in state of a cutoff switch.

A CONTROL UNIT AND A METHOD FOR CONTROLLING A VEHICLE COMPRISING A PLATFORM FOR CARRYING A LOAD.

A control unit is provided for controlling a vehicle including a platform for carrying a load and an engine system for controlling an engine of the vehicle, wherein the control unit is configured to receive a signal, from at least one weight indication means of the vehicle, the signal being indicative of a weight of a load on the platform; compare the received indicated weight of the load on the platform with a predetermined threshold value. The control unit is further configured to provide an engine start-up signal to the engine system of the vehicle if the received indicated weight of the load on the platform is above the predetermined threshold value. 1. A control unit for controlling a vehicle comprising a platform for carrying a load and an engine system for controlling an engine of the vehicle , wherein the control unit is configured to receive a signal , from at least one weight indication means of the vehicle , the signal being indicative of a weight of a load on the platform; compare the received indicated weight of the load on the platform with a predetermined threshold value;wherein the control unit is further configured to provide an engine start-up signal to the engine system of the vehicle if the received indicated weight of the load on the platform is above the predetermined threshold value.2. The control unit according to claim 1 , further configured to determine if the vehicle is in a load receiving mode; and to provide the engine start-up signal to the engine system only if the vehicle is in the load receiving mode.3. The control unit according to claim 2 , wherein the vehicle is in the load receiving mode if the signal received from the at least one weight indication means indicates an increase of the load on the platform within a predetermined time period.4. The control unit according to claim 2 , further configured to receive a signal from a load starting actuator claim 2 , indicating that the vehicle is in the load receiving mode.5. The control ...

Multi-function engine control and input system

An assembly for an engine includes a control module including a controller operable to control at least certain aspects of the operation of the engine, a display including an input connected to the controller, and a wireless receiver connected to the controller. The wireless receiver is arranged to receive a signal from a wireless device to cause the controller to send an engine start signal to cause starting of the engine and wherein the input when actuated causes the controller to send an engine start signal to cause starting of the engine. In at least some implementations, no keyed ignition switch is provided to start the engine and the engine is started only via the wireless device or the input.

Verbesserungen an einem Start-/Stopp-System bei Rollen

Motor-Stopp-/Start-System eines Fahrzeugs, wobei das System einen Prozessor umfasst, der mit mehreren Fahrzeugsensoren kommunikativ gekoppelt ist, wobei jeder Sensor der mehreren Sensoren als Reaktion auf einen erfassten Parameter eine Ausgabe erzeugt, wobei der Prozessor dazu konfiguriert ist, mehrere Sensorausgaben von den mehreren Fahrzeugsensoren zu empfangen, und basierend auf zwei oder mehr der Sensorausgaben zu bestimmen, ob ein Motor des Fahrzeugs gestartet oder gestoppt werden soll, und wobei die mehreren Fahrzeugsensoren zwei oder mehr Sensoren aus der Liste umfassen, die Folgendes umfasst: einen Bremspedalwinkelsensor, einen Bremspedalschalter, einen Bremsdrucksensor und einem Beschleunigungsmesser.

Verfahren zum Starten einer Brennkraftmaschine eines Hybrid-Antriebs und Hybrid-Antrieb zur Durchführung eines derartigen Verfahrens

Die Erfindung betrifft ein Verfahren zum Starten einer mit einer Kurbelwelle ausgestatteten Brennkraftmaschine eines Hybrid-Antriebs eines Kraftfahrzeuges, bei dem- der Hybrid-Antrieb die Brennkraftmaschine und mindestens eine weitere Drehmoment-Quelle zum Antrieb des Kraftfahrzeuges umfasst,- mindestens drei Startvorrichtungen vorgesehen sind, mit denen die Kurbelwelle beim Starten zwangsweise in Drehung versetzbar ist, und- eine Informationseinheit vorgesehen ist, die für das Starten der Brennkraftmaschine relevante Daten verwaltet und bei Bedarf bereitstellt.Es soll ein Verfahren zum Starten der unbefeuerten Brennkraftmaschine aufgezeigt werden, mit dem sich der Startvorgang verbessern lässt.Erreicht wird dies mit einem Verfahren der oben genannten Art, bei dem zum Starten der Brennkraftmaschine- eine der mindestens drei Startvorrichtungen aktiviert wird, um die Kurbelwelle in Drehung zu versetzen, wobei zum Starten der Brennkraftmaschine eine geeignete Startvorrichtung in Abhängigkeit ...

A System and Method for Controlling Temperature in a Refrigerated Vehicle

A system is disclosed for incorporation into a refrigerated delivery vehicle, the system enabling efficient cooling of the refrigerated compartment of a vehicle to avoid unnecessary idling of the vehicle's engine.

IDLING STOP DETERMINING DEVICE

PROBLEM TO BE SOLVED: To reduce an idling operation time at proper timing and improve fuel economy. SOLUTION: When a stop starting condition is met, based on route probability and a first stop effect coefficient for every travel route pattern in the past, a second stop effect coefficient showing the degree of engine stop effect as the whole travel route patters in the past is calculated, and stopping of an engine is determined when the second stop effect coefficient has a predetermined threshold value or more. Therefore, in a travel route with a high-frequency of travel such as a commutation route, since there is a high possibility that a travel route pattern almost the same with the present travel route pattern is stored as a past travel pattern along with fuel profit and loss, determination as to whether or not the engine is to be stopped is made with the second stop effect coefficient based on the route probability and the first stop effect coefficient for every travel route pattern ...

Systems and methods for managing engine stop-start

An apparatus includes a route circuit and a stop-start circuit. The route circuit is structured to estimate a number of charging locations for an energy storage system of a vehicle for a planned route. The stop-start circuit is structured to determine a stop-start strategy for an engine of the vehicle based on the estimated number of charging locations and expected charges to be received by the energy storage system. The stop-start strategy defines a frequency and duration of using the engine in an on-mode during operation of the vehicle along the planned route. The stop-start circuit is further structured to determine that the energy storage system fails to receive an expected charge at one of the charging locations, and update the stop-start strategy to compensate for failing to receive the expected charge by increasing use of the engine in the on-mode during operation of the vehicle along the planned route.

ANTRIEBSMASCHINEN-STOPP-NEUSTART-VORRICHTUNG FÜR EIN FAHRZEUG

Es wird eine automatische Antriebsmaschinen-Stopp-Neustart-Vorrichtung für ein Fahrzeug vorgesehen. Ein Bremsbetätigungs-Erfassungsmittel ist ausgestaltet, um einen Bremsbetätigungsbetrag eines Fahrers zu erfassen. Ein Fahrzeuggeschwindigkeits-Erfassungsmittel ist ausgestaltet, um eine Fahrzeuggeschwindigkeit zu erfassen. Ein automatisches Antriebsmaschinen-Stopp-Neustart-Mittel ist ausgestaltet, um eine Antriebsmaschine automatisch zu stoppen, wenn eine vorbestimmte automatische Antriebsmaschinen-Stopp-Bedingung erfüllt ist, und um die Antriebsmaschine automatisch durch Vergleichen des von dem Bremsbetätigungsbetrags-Erfassungsmittel erfassten Bremsbetätigungsbetrags mit einem vorbestimmten Wert neu zu starten. Das Antriebsmaschinen-Stopp-Neustart-Mittel stellt den vorbestimmten Wert gemäß der Fahrzeuggeschwindigkeit ein, die von dem Fahrzeuggeschwindigkeits-Erfassungsmittel erfasst wird.

Verfahren und Vorrichtung zum Einstellen eines Betriebszustands einer Antriebseinrichtung eines Fahrzeugs

Die Erfindung betrifft ein Verfahren (100) zum Einstellen eines Betriebszustands einer Antriebseinrichtung eines Fahrzeugs. Das Verfahren (100) weist einen Schritt (110) des Auswertens von Zustandsdaten des Fahrzeugs und von Umfelddaten auf, die eine Verkehrssituation in einem Umfeld des Fahrzeugs repräsentieren. Dabei wird eine Einstellinformation generiert, wenn zumindest eine Einstellbedingung für einen Betriebszustand der Antriebseinrichtung erfüllt ist. Auch weist das Verfahren (100) einen Schritt (120) des Erzeugens eines Steuersignals zum Einstellen eines Betriebszustands der Antriebseinrichtung abhängig von der Einstellinformation auf.

Methods and systems for controlling automatic engine starting

Systems and methods for improving operation of a four wheel drive vehicle that includes automatic engine stopping and starting are presented. In one example, engagement of a driveline wheel mode is not permitted when an engine is automatically started so that a driveline wheel mode actuator may fully engage a driveline wheel mode when it is requested to do so.

Methods and systems for a vehicle driveline

Systems and methods for improving operation of a hybrid vehicle are presented. In one example, driveline operating modes may be manually selected to improve hybrid driveline operation during off road conditions. The approaches may improve vehicle drivability and reduce driveline degradation.

Vorrichtung zum Veranlassen einer Leerlaufabschaltung

Vorrichtung zur Bestimmung einer Leerlaufabschaltung, miteiner Geschwindigkeitsinformations-Gewinnungseinrichtung (320) zum Gewinnen einer Geschwindigkeitsinformation hinsichtlich einer Geschwindigkeit eines Fahrzeugs;einer Bremsinformations-Gewinnungseinrichtung (350) zum Gewinnen einer Bremsinformation hinsichtlich einer Bremskraft, die auf ein Fahrzeug des Fahrzeugs ausgeübt wird;einer Anzeigeinformations-Gewinnungseinrichtung (330) zum Gewinnen einer Anzeigeinformation hinsichtlich eines Richtungsanzeigers des Fahrzeugs;einer Lenkinformations-Gewinnungseinrichtung (340) zum Gewinnen einer Lenkinformation hinsichtlich eines Lenkwinkels eines Lenkrads des Fahrzeugs;einer Zündungsinformations-Gewinnungseinrichtung (310) zum Gewinnen einer Zündungsinformation dahingehend, ob der Betrieb eines Motors des Fahrzeugs zugelassen ist;einer Routen-Gewinnungseinrichtung zum Gewinnen eines Routenmusters, das von dem Fahrzeug durchfahren wird, auf der Grundlage von mindestens einer der nachfolgenden ...

Control apparatus for vehicle

In a control apparatus for a vehicle, an ECU includes an operation reception unit that receives depression of a power switch (i.e., a vehicle system activation operation is performed) in a ready-off state as a non-drivable state, and a control execution unit that executes, when the vehicle system activation operation is received by the operation reception unit during running of a hybrid vehicle HV and an engine is started, a startability improvement control for improving startability of the engine as compared with the startability thereof when the vehicle system activation operation is received by the operation reception unit during stop of the hybrid vehicle HV and the engine is started.

CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

A control device for internal combustion engine capable of continuously driving a feed pump during automatic stop of the internal combustion engine without increasing the size of a canister is provided. The control device include a fuel supply pump supplying fuel within a fuel tank to a fuel injection device, an automatic stop restarting control unit performing automatic stop of the engine during operation according to vehicle state and then performs automatic restart of the engine during automatic stop, a fuel pump control unit driving the fuel supply pump during operation or automatic stop of the engine, and an idling determination unit determining whether the fuel supply pump is in an idling state. The automatic stop restarting control unit performs automatic restart when the idling determination unit determines that the fuel pump is in the idling state during automatic stop.

Fuel system canister purge control

Methods and systems are provided for improving canister purging during the limited engine operation time in a hybrid electric vehicle. Prior to a transition into an engine-on mode, a canister heater is operated to heat the canister to an optimum temperature based on vehicle operating conditions. Upon transition into the engine-on mode, fuel vapors released from the heated canister are purged to an engine intake.

AN ENGINE MANAGEMENT SYSTEM FOR A VEHICLE

Verfahren und System zum Erzeugen einer aktiven Kurzschlussbedingung in einem Elektromotor eines Hybridfahrzeugs

Es wird ein Verfahren vorgesehen zum Erzeugen einer aktiven Kurzschlussbedingung in einem Elektromotor eines Hybridfahrzeugs, das eine Antriebsbatterie, einen Wechselrichter mit Schaltern, die mit dem Elektromotor und der Antriebsbatterie verbunden sind, und eine Wechselrichter-Steuereinrichtung, die mit dem Wechselrichter verbunden ist und konfiguriert ist zum Erzeugen von Treibersignalen für das Betreiben der Schalter für das Erzeugen eines dreiphasigen Wechselstroms für den Elektromotor zum Antreiben eines Fahrzeugantriebssystems oder für das Erzeugen eines Gleichstroms für das Laden der Antriebsbatterie, enthält. Das Verfahren umfasst das Bestimmen eines Elektromotor-Geschwindigkeitsschwellwerts, wobei der Elektromotor-Geschwindigkeitsschwellwert kontinuierlich variabel ist, das Vergleichen einer überwachten Geschwindigkeit mit dem Geschwindigkeitsschwellwert und das Erzeugen, in Antwort darauf, dass die überwachte Geschwindigkeit den Geschwindigkeitsschwellwert überschreitet, von Treibersignalen ...

Idle stop vehicle and control method thereof

An idle stop vehicle performs an idle stop to automatically stop an engine during a stop of the vehicle. The vehicle includes an idle stop condition determination unit for determining whether or not an idle stop condition holds, and an engine control unit for performing the idle stop when the idle stop condition holds before a stoppage time exceeds a specified time and prohibiting the idle stop after the stoppage time exceeds the specified time without the idle stop condition holding.

Engine controlling apparatus

An engine controlling apparatus includes an idle speed setting unit that sets a target idle speed upon idling of an engine mounted on a vehicle, and a target torque setting unit that sets a target torque in response to the target idle speed. The apparatus further includes an ignition timing controlling unit that controls an ignition timing and an intake air amount controlling unit that controls an intake air amount, and a steering angle detection unit that detects a steering angle. The apparatus further includes a torque value setting unit that sets a torque value in response to the steering angle. The intake air amount controlling unit controls the intake air amount in response to both the target torque and the torque value. The ignition timing controlling unit controls the ignition timing so that the engine outputs the target torque.

Idling control apparatus for vehicle

In an idling control apparatus for a vehicle, normally, when a predetermined idling reduction execution condition is satisfied, a signal is output to the engine control device so as to execute idling reduction for stopping the idling operation of an engine to automatically stop it. Further, it is determined whether or not a subject vehicle is stopped against an obstacle for avoidance of danger based on at least one of environmental information in front of the subject vehicle, obstacle information and a driving condition of the subject vehicle before it is stopped. When it is determined that the subject vehicle is stopped against the obstacle for avoidance of danger, automatic engine stop is prohibited.

Engine restart strategy

A vehicle includes an internal combustion engine, a transmission having a neutral state and an engaged state, and a controller. The controller is configured to determine a restart condition for the engine; and to classify the restart condition as one of: (i) a no wheel torque restart condition, and (ii) a wheel torque restart condition. The state of the transmission is set based on the restart condition classification, and the engine is started.

Idling stop control unit and idling stop control method

An idling stop control unit (ISCU) provided in a vehicle including an air conditioner (S) which controls an air conditioning state of a passenger compartment of the vehicle. The idling stop control unit includes: idling stop prohibiting means for canceling idling stop to restart an engine ( 10 ) and prohibiting execution of idling stop when a switch for changing the air conditioning state is operated during idling stop in which the engine ( 10 ) is stopped when the vehicle is at a stop; and idling stop enabling means for automatically lifting the prohibition and enabling execution of idling stop when a predetermined condition is met.

Method and apparatus for controlling an engine of a motor vehicle

A method and apparatus for controlling the operation of an engine of a motor vehicle is disclosed in which the engine is restarted while the vehicle is in motion by bump starting it if the speed of the vehicle falls within predetermined speed limits but is otherwise restarted using a starter motor. The number of starts for which the starter motor is used is thereby reduced advantageously reducing wear of the starter motor and increasing the life and/or reducing the duty cycle of the battery or source of power used for the starter motor.

Engine start stop inhibit system and method

A system includes a first module configured to determine at least one of a position of a vehicle, an elevation level of the vehicle and a road grade at the position of the vehicle. A second module configured to inhibit an autostop of an engine including generating a start-stop signal based on the at least one of the position of the vehicle, the elevation level of the vehicle and the road grade at the position of the vehicle. An actuator control module configured to prevent the autostop by adjusting at least one of a spark parameter, a fuel parameter and an air flow parameter of the engine based on the start-stop signal.

Idle reduction controller for engine

When a vehicle speed is decreased to a first deceleration threshold value which is greater than zero, an idle reduction controller executes a first engine-shut-down to automatically shut down an engine. In a monitoring period from when the vehicle speed falls below a second deceleration threshold value which is greater than the first deceleration threshold value until when the vehicle speed becomes the first deceleration threshold value, when a steering operation is conducted by a driver, the first engine-shut-down is prohibited. Then, when the vehicle speed exceeds the second deceleration threshold value, a prohibition of the first engine-shut-down is canceled.

Engine restart control device

There is provided an engine restart control device. A controller is configured to stop an engine which is adapted to generate a driving force for running a vehicle when a predetermined stop condition is met and configured to restart the engine when a predetermined restart condition is met after stopping the engine. A steering torque detector is configured to detect a steering torque of a steering handle which is adapted to be operated by a driver. A reaction force generator is configured to give a steering reaction force to the steering handle. The controller restarts the engine when the steering torque detected by the steering torque detector exceeds a predetermined threshold and control the reaction force generator to give the steering reaction force to the steering handle until the steering torque detected by the steering torque detector exceeds the predetermined threshold.

Method and system for estimating fuel composition

Methods and systems are provided for operating a fuel system configured to deliver a gaseous fuel to an engine. Following tank refilling, the fuel composition is selectively updated based on fuel tank pressure, temperature, and air content data. When the engine is subsequently restarted, the fuel rail is primed for a duration based on the updated composition.

Engine automatic stop/restart device

An engine automatic stop/restart device includes an ignition-prohibition-decision unit that prohibits an ignition for an engine, which is controlled by the ignition-control unit, when a reverse rotation of the engine is detected based on a crank-angle signal; and an ignition-prohibition-release-decision unit that releases an ignition prohibition, after the ignition is prohibited by the ignition-prohibition-decision unit; in which the ignition-prohibition-release-decision unit releases the ignition prohibition when regular rotational signals of the engine, of which count is greater than or equal to a predetermined count, is detected and an engine revolution number is greater than or equal to a predetermined revolution number, after the reverse rotation of the engine is detected, and before a crank is positioned at a compression top dead center of the engine.

System and method for preventing misfire during engine startup

A system according to the principles of the present disclosure includes a stop-start module and a throttle control module. The stop-start module stops an engine when a driver depresses a brake pedal while an ignition system is on and the engine is idling. The throttle control module selectively opens a throttle valve when fuel injection in the engine is stopped while the ignition system is on based on engine speed and a manifold pressure within an intake manifold. The stop-start module starts the engine when the driver releases the brake pedal.

Idle stop control device

Disclosed is an idle stop control device that automatically shuts down an engine when a first condition is satisfied, and then restarts the engine using a starter to which electricity is fed through a brush when a second condition is satisfied, the idle stop control device including a start-operation brush wear amount computing unit that is configured to compute a brush wear amount in a single start operation, a total brush wear amount computing unit that is configured to compute a total brush wear amount by integrating the brush wear amount in a single start operation, and an automatic engine shutdown prohibiting unit that is configured to prohibit an automatic engine shutdown when the total brush wear amount is equal to or larger than a warranty driving wear amount of the starter.

SYSTEMS AND METHODS FOR CONTROLLING AN ENGINE AND HAZARD LIGHTS BASED ON START/STOP SWITCH ACTUATION

A torque request module is configured to, while a vehicle speed is greater than a predetermined speed, decrease a torque request in response to a first signal from a start/stop switch being in a first state continuously for greater than a first predetermined period and less than a second predetermined period. A control module is configured to, as the torque request decreases, decrease torque output of at least one of an engine and an electric motor. A light control module is configured to: selectively turn exterior hazard lights on and off in response to a second signal from a hazard light switch being in a first state; and selectively turn the exterior hazard lights on and off in response to the first signal from the start/stop switch being in the first state continuously for greater than the first predetermined period. 1. A hazard light control system of a vehicle , comprising:a torque request module that is configured to, while a vehicle speed is greater than a predetermined speed, decrease a torque request in response to a first signal from a start/stop switch of the vehicle being in a first state continuously for greater than a first predetermined period and less than a second predetermined period,wherein the second predetermined period is greater than the first predetermined period;a control module configured to, as the torque request decreases, decrease torque output of at least one of an engine of the vehicle and an electric motor of the vehicle; and selectively turn exterior hazard lights of the vehicle on and off in response to a second signal from a hazard light switch of the vehicle being in a first state; and', 'selectively turn the exterior hazard lights on and off in response to the first signal from the start/stop switch being in the first state continuously for greater than the first predetermined period., 'a light control module configured to2. The hazard light control system of wherein:the torque request module is further configured to, while the ...

System and method for controlling driving mode of hybrid vehicle

A system and method for controlling a driving mode of a hybrid vehicle are provided. The method includes setting, by a controller, an engine-on control level based on an SOC (state of charge) of a battery and calculating a compensation factor based on a speed of the vehicle and a road gradient. The controller is configured to reflect the compensation factor in the engine-on control level and calculate a compensated engine-on control level. In addition, the method includes comparing, by the controller, a driver expectation power to the compensated engine-on control level and starting the engine when the driver expectation power is greater than the compensated engine-on control level.

Vehicle control method

The present invention relates to a method of controlling a vehicle. The method comprises stopping (12) an engine (2) of the vehicle (1) when a speed of the vehicle (1) is greater than or equal to a speed threshold, and inhibiting (17) starting of the engine (2) if the speed of the vehicle (1) falls below the speed threshold and a driver demand for braking force is less than or equal to a braking force threshold. Further aspects of the invention relate to a control system, a system and a vehicle.

METHODS AND SYSTEM FOR ADAPTIVELY SWITCHING AN ENGINE STARTING DEVICE

A method and system for operating a vehicle that includes a plurality of engine starting devices and an internal combustion engine is described. In one example, the method selects one of a plurality of engine starting devices to start an engine based on durability metrics of each of the plurality of engine starting devices. In addition, engine starting device selection may be based on calibration parameters that are generated via a server that is external to the vehicle. 1. A method for operating a vehicle , comprising:selecting a preference for a first engine starting device in response to vehicle attributes;selecting a preference for a second engine starting device in response to engine starting device attributes, where the engine starting device attributes include a total number of engine starts generated divided by a distance traveled by the vehicle;selecting an engine starting device via a controller in response to the preference for the first engine starting device and the preference for the second engine starting device; andstarting an engine via the engine starting device.2. The method of claim 1 , further comprising referencing a table or a function via the preference for the first engine starting device.3. The method of claim 2 , further comprising referencing the table or the function via the preference for the second engine starting device.4. The method of claim 3 , where the engine is started based on output from the table or function and further comprising:adjusting a minimum driver demand torque at which automatic engine pull-down is permitted.5. The method of claim 1 , where the vehicle attributes include vehicle speed claim 1 , engaged transmission gear claim 1 , and propulsion pedal position and further comprising:adjusting a driveline torque reserve and a transmission shifting schedule in response to engine starting devices that are available for starting the engine.6. (canceled)7. The method of claim 1 , where the engine starting device is ...

METHODS AND SYSTEM FOR INHIBITING AUTOMATIC ENGINE STOPPING

A method and system for operating a vehicle that includes a plurality of engine starting devices and an internal combustion engine is described. In one example, the method determines whether or not to inhibit automatic engine stopping so that a lifespan of an engine starting device may be extended. In one example, the inhibiting is based on a ratio of an actual total number of engine starts generated via the engine starting device to an actual total distance traveled by the vehicle since the engine starting device was installed. 1. A method for operating a vehicle , comprising:inhibiting an automatic engine pull-down via a controller based on a minimum engine running time for enabling automatic engine pull-down and based on a minimum vehicle travel distance for enabling automatic engine pull-down.2. The method of claim 1 , further comprising cranking an engine via one of a plurality of engine starting devices.3. The method of claim 1 , where inhibiting the automatic engine pull-down is further based on an amount of continuous engine run time since an engine most recently stopped being less than the minimum engine running time for enabling automatic engine pull-down.4. The method of claim 1 , where inhibiting the automatic engine pull-down is further based on an actual total distance traveled by a vehicle since an engine began continuously running after the engine most recently stopped being less than the minimum vehicle travel distance for enabling automatic engine pull-down.5. The method of claim 1 , further comprising requesting the automatic engine pull-down in response to vehicle operating conditions.6. The method of claim 5 , where the vehicle operating conditions include vehicle speed and brake pedal position.7. The method of claim 1 , where the automatic engine pull-down includes ceasing fuel delivery to an engine.8. A vehicle system claim 1 , comprising:an internal combustion engine;a plurality of engine starting devices; anda controller including executable ...

Vehicle control apparatus

A vehicle control apparatus includes a condition determination section that determines whether or not an execution permission condition to permit coasting of a vehicle is satisfied, a first control section that causes the vehicle to shift to a first inertia running state by stopping the engine and disengaging the clutch device when the execution permission condition is determined to be satisfied, an auxiliary drive request determination section that determines whether or not an auxiliary drive request to drive the auxiliary has occurred, and a second control section that causes the vehicle to shift to a second inertia running state by starting the engine keeping the clutch device disengaged when the auxiliary drive request is determined to have occurred while the vehicle is running in the first inertia running state.

Method and System for Operating an Engine Start-Stop System in a Vehicle

A method to control engine start-stop in a vehicle is provided. The method includes outputting via a controller an engine command to auto-start the engine based on detection of a predetermined vehicle condition affecting fuel economy of the vehicle, detection of a shift from neutral to another gear position, and whether a predetermined time threshold has expired following the shift in response to detection of a presence of an engine auto-stop mode and a neutral gear position. The predetermined vehicle condition may be a movement of the vehicle in a reverse direction. The predetermined vehicle condition may be a battery parameter being outside of predetermined range. The predetermined range may be based on a battery state of charge, a battery temperature, a battery voltage, or a battery load current. The predetermined vehicle condition may be a HVAC component activation.

Methods and system for controlling engine stop position

A method and system for controlling a stop rotation position of an engine is described. In one example, the system includes an integrated starter/generator that may be selectively coupled to the engine. The integrated starter/generator may rotate the engine in a first direction (e.g., reverse direction) or a second direction (e.g., a forward direction) in response to a position at which the engine stops rotating following cessation of combustion in the engine.

HEV ENGINE START VIBRATION REDUCTION SYSTEM

A hybrid electric power-split vehicle, equipped with a continuously variable transmission coupling an electric motor/generator (EM) with a combustion engine (CE), includes systems and methods that reduce possible resonant noise and vibration during CE startup, by improved EM control, to generate compensating EM torque to counter act such possible resonant noise and vibration. The systems and methods include predetermined baseline CE operating condition (OC) cranking torque profiles stored as OC grids (SOCGs). A start profile is generated from selected cranking torque SOCGs, and also from selected historical start OCGs (HOCGs) of prior engine and/or CE starts, which include prior start noise and vibration metrics along with prior start OCs and related parameters. The start profile is calibrated using a blend factor that is generated from comparisons of SOCGs, and utilized to generate a feed-forward torque signal that adjusts EM torque to reduce the startup noise and vibration resonances. 1. A vehicle , comprising:an electronic continuously variable transmission coupled to at least one controller configured to:adjust an electric machine torque to reduce startup vibration of a combustion engine with a feedforward torque signal, generated from an engine start profile calibrated with a blend factor generated as a difference between current engine operating condition and store operating condition grids, such that startup vibration is attenuated as the combustion engine starts.2. The vehicle according to claim 1 , further comprising:the at least one controller further configured to:select a nearest operating condition (OC) grid (NOCG) from the stored operating condition grids (SOCGs) according to the current combustion engine (CE) OC,select from the SOCGs one of: (a) an historical OC grid (HOCG), and (b) a nearest neighbor OC grid (NNOCG) when no HOCG exists,generate the blend factor as the difference being a smallest of a distance between the current CE OC, and each of ...

METHOD AND SYSTEM OF ANTI-IDLING CONTROL FOR VEHICLES

A method and system for anti-idling management for a vehicle including an anti-idling system (AIS) is disclosed. Based on inputs from different sources associated with the vehicle, the AIS determines when anti-idling management should be enabled in order to control the engine of the vehicle. In some embodiments, the AIS includes an AIS battery that can be used to power auxiliary vehicle components when the vehicle is stopped via anti-idling control management. 1. A method for determining if a vehicle should enter an anti-idling state comprising:determining if the vehicle is ready for idling management;determining if the vehicle engine should be shut down; andif it is determined that the vehicle engine should be shut down, shutting down the vehicle engine.2. The method of wherein determining if the vehicle engine should be shut down comprises:determining at least one of: is the vehicle in a parked state; is the engine RPM within a predetermined RPM range; is there any speed sensed in at least one wheel; is the brake depressed; is the hood closed; is the lift door closed; is the battery voltage higher than a predetermined low battery threshold; is the state of the charge of the AIS battery is within a predefined range, is the exterior/interior temperature within a predetermined temperature range; is the vehicle undergoing an active regeneration process; and is the turbocharger temperature lower than a predetermined temperature threshold.3. The method of further comprising:determining if the vehicle engine should be turned back on.4. The method of wherein determining if the vehicle engine should be turned back on comprises:determining if a battery voltage is lower than a predetermined low battery threshold; determining if a state of the charge of an anti-idling system (AIS) battery is lower than a predefined AIS battery threshold and/or determining if an exterior/interior temperature is outside a predetermined temperature range.5. The method of wherein determination of ...

METHOD AND DEVICE FOR REMOTELY STARTING MANUAL TRANSMISSION VEHICLE

A method for remotely starting a manual transmission vehicle is provided. The method includes determining whether remote start of the manual transmission vehicle is possible based on a remote start command signal of a remote start input device, an inclination angle signal value of the manual transmission vehicle, a notch signal value generated when a parking brake of the manual transmission vehicle is operated by moving a lever of the parking brake, and a gear shift stage signal of a manual transmission of the manual transmission vehicle. An engine of the manual transmission is started when the notch signal value according to the inclination angle signal value is greater than or equal to a minimum value of notch signal values capable of remotely starting the manual transmission vehicle and the gear shift stage signal is a neutral stage signal. 1. A method for remotely starting a manual transmission vehicle , comprising:determining, by a controller, whether remote start of the manual transmission vehicle is possible based on a remote start command signal of a remote start input device, an inclination angle signal value of the manual transmission vehicle, a notch signal value generated in response to a parking brake of the manual transmission vehicle being operated by moving a lever of the parking brake, and a gear shift stage signal of a manual transmission of the manual transmission vehicle;determining whether the notch signal value is greater than or equal to a minimum value of notch signal values capable of remotely starting the manual transmission vehicle and the gear shift stage signal is a neutral stage signal, wherein the minimum value is based on the inclination angle signal value; andin response to determining that the notch signal value is greater than or equal to the minimum value of the notch signal values, starting, by the controller, an engine of the manual transmission vehicle.2. The method of claim 1 , wherein the controller is configured to calculate ...

Start-Stop Device for Bringing About an Automatic Switch-Off And/Or Switch-On Operation of an Internal Combustion Engine of a Motor Vehicle

A start-stop device and a corresponding method brings about an automatic switch-off and/or switch-on operation of an automatically switched-off drive machine of a motor vehicle, in particular of a motor vehicle having an automatic transmission. The start-stop device has a switch-off logic, by way of which an automatic switch-off of the drive machine can be brought about in the case of a moving vehicle in accordance with a predefined switch-off operating strategy, and a switch-on logic, by way of which an automatic switch-on of the automatically switched-off drive machine can be brought about in accordance with a predefined switch-on operating strategy. The switch-off operating strategy and/or the switch-on operating strategy are/is configured in a manner which is based on wheel torque. 1. A start-stop device for bringing about an automatic switch-off and/or switch-on operation of an automatically switched-off drive machine of a motor vehicle , comprising:switch-off logic, by way of which an automatic switch-off of the drive machine is carried out in a case of a moving vehicle in accordance with a predefined switch-off operating strategy; andswitch-on logic, by way of which an automatic switch-on of the automatically switched-off drive machine is carried out in accordance with a predefined switch-on operating strategy, whereinat least one of the switch-off operating strategy and the switch-on operating strategy is configured in a manner which is based on wheel torque.2. The start-stop device according to claim 1 , whereinthe switch-off operating strategy takes into account present or determinable information relating to:a current or predicted vehicle tractive torque,a current or predicted crawl torque,a current and/or predicted downhill torque,a predicted wheel torque when the drive machine is switched off, and/ora current and/or predicted braking torque, when the decision is made to bring about an automatic switch-off process.3. The start-stop device according to ...

Transmission Park Control System

A transmission includes a hydraulically actuated park valve with two spools in a common housing. One of the spools engages and disengages the park mechanism in response to manipulation of line pressure and engagement of specified shift elements. A pin selectively engages this spool to hold it in position. The valve is designed such that friction holds the spool in position in the absence of hydraulic pressure or electric power. The second spool controls an out-of-park circuit such that the park mechanism remains disengaged when desired. The two spools are separated by a compression spring. 1. A transmission comprising:a first spool supported to slide within a valve housing between first and second positions, the first spool configured to disengage a park mechanism in the first position and to engage the park mechanism in the second position;a line pressure circuit configured to bias the first spool toward the second position;a second spool supported to slide within the valve housing between third and fourth positions, the second spool configured to fluidly connect an out-of-park hydraulic circuit to the line pressure circuit in the third position and to vent the out-of-park circuit in the fourth position;first and second hydraulic circuits configured to bias the second spool toward the third position;a compression spring configured to separate the first spool from the second spool, biasing the first spool toward the first position and biasing the second spool toward fourth position;a pin configured to selectively engage the first spool to restrict motion of the first spool; anda solenoid configured to pull the pin away from the first spool.2. The transmission of further comprising:third and fourth hydraulic circuits configured to engage first and second shift elements;a first check valve configured to alternately fluidly connect the first hydraulic circuit to either the line pressure circuit or the third hydraulic circuit, whichever is at higher pressure; anda ...

ELECTRIC POWER SYSTEM

Provided is an electric power system mounted on a vehicle having an engine, a battery, and a starter that starts the engine. The electric power system includes an SOC estimation part, estimating the SOC of the battery based on a first algorithm; an idling stop control part, permitting implementation of an idling stop control when an estimation result of the SOC estimation part satisfies a predetermined automatic stop condition; a full charge determination part, determining whether the battery is in a full charge state based on a second algorithm different from the first algorithm; and a malfunction determination part, determining that malfunction occurs in the SOC estimation part when the battery is estimated in the full charge state by the full charge determination part and the estimation result of the SOC estimation part does not satisfy the automatic stop condition. 1. An electric power system that controls an internal-combustion engine based on a state of a battery , comprising:a first charging state estimation part, estimating a charging state of the battery based on a first algorithm;an idling stop control part, permitting an implementation of an idling stop control which temporarily stops the internal-combustion engine when an estimation result of the first charging state estimation part satisfies a permissible condition, and prohibits the implementation of the idling stop control when the permissible condition is not satisfied;a second charging state estimation part, estimating the charging state of the battery based on a second algorithm different from the first algorithm; anda malfunction determination part, determining that malfunction occurs in an estimation of the charging state of the battery when an estimation result of the second charging state estimation part satisfies a predetermined condition and the estimation result of the first charging state estimation part does not satisfy the permissible condition.2. The electric power system according to ...

Charge control device, vehicle control device, vehicle, charge control method and vehicle control method

A charge control device for a battery is mounted on a vehicle, the vehicle comprises an engine, a generator driven with power of the engine, the battery configured to be chargeable with electric power generated by the generator, and auxiliary machinery operated with electric power of the battery. The charge control device comprises: a load condition detector that is configured to detect a load condition of the auxiliary machinery; and a charge controller that is configured to control charging into the battery, based on the load condition of the auxiliary machinery, wherein in response to detection of a state change from a state in which a magnitude of the load of the auxiliary machinery is smaller than a predetermined threshold value to a state in which a magnitude of the load is larger than the predetermined threshold value, the charge controller controls a generated voltage by the generator based on the magnitude of the load of the auxiliary machinery prior to the state change during a time period until a specified time has elapsed after the detection of the state change, and the charge controller controls a generated voltage by the generator based on a magnitude of the load of the auxiliary machinery detected by the load condition detector during a time period after elapse of the specified time.

Onboard Controller

Provided is a system of carrying out engagement of a pinion and a ring gear at optimal timing and suppressing a bite-in sound, in a vehicle including an idle stop system. In a vehicle control device including an automatic stop unit which automatically stops an engine on the basis of an operating state of a vehicle; an automatic start unit which controls a starter during a period until the engine completely stops after the automatic stop unit executes the automatic stop of the engine, and restarts the engine; and an engine rotation detection unit which detects or operates a crank phase or a rotation number of the engine, the automatic start unit determines a control command of the starter at an interval shorter than an update interval of a signal of the engine rotation detection unit.

VEHICLE CONTROL SYSTEM

A vehicle control system comprises: a roof opening-closing button () provided inside a passenger compartment of a vehicle and configured to accept opening and closing manipulations for a roof unit (); and a control unit () configured to control an engine (), a roof actuator () of the roof unit, and an air conditioner (), wherein the control unit is operable, when the roof opening-closing button accepts the closing manipulation for shifting the roof unit from an opened state to a closed state, in a situation where the roof unit is in the opened state, and the engine is in an idle-stop state, to control the engine such that the engine being in an idle-stop state is restarted, and control the roof actuator such that the roof unit being in the opened state is shifted to the closed state. 1. A vehicle control system for a vehicle equipped with: a roof unit configured to cover a top of a passenger compartment and to be selectively openable and closable; a driving device to perform opening-closing drive of the roof unit; an engine capable of an idle-stop operation; and an air-conditioning device , the vehicle control system comprising:an opening-closing manipulator provided inside the passenger compartment and configured to accept opening and closing manipulations for the roof unit; anda controller configured to control the engine, the driving device and the air-conditioning device,wherein the controller is operable, when the opening-closing manipulator accepts the closing manipulation for shifting the roof unit from an opened state to a closed state, in a situation where the roof unit is in the opened state and the engine is in an idle-stop state, to control the engine such that the engine being in the idle-stop state is restarted, and control the driving device such that the roof unit being in the opened state is shifted to the closed state.2. The vehicle control system according to claim 1 , wherein the control unit is operable claim 1 , when the opening-closing ...

NO-START DIAGNOSTICS FOR POWERTRAIN WITH ENABLED STARTER

A method diagnoses a no-start condition in a powertrain having an engine and a starter system operable for starting the engine. The starter system includes a battery, solenoid relay, starter solenoid, and starter motor. The method includes recording starter data over a calibrated sampling duration in response to a requested start event when the solenoid relay is enabled, including a cranking voltage and engine speed. If no battery current sensor is used, the method derives a resistance ratio using an open-circuit voltage and a minimum cranking voltage of the battery. When such a sensor is used, the method derives a battery and starter resistance. A fault mode of the starter system is then identified via a controller using the starter data and either the resistance ratio or the battery and starter resistances. A control action executes that corresponds to the identified fault mode. 2. The method of claim 1 , wherein executing a control action includes recording a diagnostic fault code corresponding to the identified fault mode.3. The method of claim 2 , wherein recording a diagnostic fault code includes recording a first diagnostic fault code corresponding to a faulty starter system when the cranking voltage exceeds a voltage threshold and the engine speed is zero over the first duration.4. The method of claim 2 , wherein recording a diagnostic fault code includes recording a second diagnostic fault code corresponding to a faulty engine or fuel delivery system when the engine speed is above a speed threshold over a second duration.5. The method of claim 2 , wherein recording a diagnostic fault code includes recording a third diagnostic fault code corresponding to a fault of the battery or the starter motor when the resistance ratio (R) is outside of a predetermined range over a second duration.6. The method of claim 5 , wherein the powertrain includes a transmission connectable to the engine via a clutch and the engine includes a flywheel claim 5 , and wherein ...

VEHICLE CONTROL APPARATUS AND VEHICLE EQUIPPED WITH VEHICLE CONTROL APPARATUS

A vehicle control apparatus includes: a VSA-ECU and an ESB-ECU that perform braking control to apply a braking torque in response to a brake operation by a driver of a host vehicle, and also perform brake holding control to hold the braking torque even when the brake operation is cancelled; and an engine control unit that performs idling stop control to stop driving of an engine that is a drive source of the host vehicle when a stop condition is satisfied, including that a vehicle speed of the host vehicle enters a predetermined low vehicle speed region, and also performs restart control to restart the engine when a predetermined restart condition is satisfied. The engine control unit prohibits execution of the idling stop control during execution of the brake holding control. 1. A vehicle control apparatus comprising:a braking control unit that performs braking control to apply a braking torque in response to a brake operation by a driver of a host vehicle, and also performs brake holding control to hold the braking torque even when the brake operation is cancelled; andan engine control unit that performs idling stop control to stop driving of an engine that is a drive source of the host vehicle when a stop condition is satisfied, including that a vehicle speed of the host vehicle enters a predetermined low vehicle speed region, and also performs restart control to restart the engine when a predetermined restart condition is satisfied,wherein the engine control unit prohibits execution of the idling stop control during execution of the brake holding control.2. The vehicle control apparatus according to claim 1 , wherein the brake holding control is executed with a setting operation using a brake holding operation member provided in the host vehicle as a trigger.3. The vehicle control apparatus according to claim 1 , wherein the engine control unit permits execution of the idling stop control when the host vehicle is set in a stop state.4. The vehicle control ...

METHOD FOR GUARANTEEING DRIVING PERFORMANCE OF ENGINE AND HYBRID ELECTRIC VEHICLE THEREOF

A method for guaranteeing starting performance of an engine for maintaining driving performance is provided. The method includes executing a quasi-failure mode in which the engine is changed to a driving state when an engine cranking apparatus state is maintained equal to or less than a threshold for a predetermined period of time. As a result, the engine is driven in the quasi-failure mode while the hybrid vehicle is driven in the EV mode to prevent the vehicle system from being aggravated and fundamentally preventing the degradation in the stability of the vehicle causing driver discomfort. 1. A method for guaranteeing starting performance of an engine for maintaining driving performance , comprising:executing, by a controller, a quasi-failure mode by changing the engine to a driving state when an engine cranking apparatus is maintained equal to or less than a threshold for a predetermined period of time in response to detecting the state of the engine cranking apparatus,wherein the engine cranking apparatus is configured to execute engine cranking when the state is less than or equal to the threshold.2. The method of claim 1 , wherein the quasi-failure mode is implemented while a vehicle is driven in an electronic vehicle (EV) mode.3. The method of claim 1 , wherein the quasi-failure mode execution includes:monitoring, by the controller, the engine cranking apparatus when the vehicle is being driven;determining, by the controller, whether the state of the engine cranking apparatus is equal to or less than the threshold or less for a predetermined period of time;driving, by the engine cranking apparatus, the engine state is maintained for the predetermined period of time; anddetermining, by the controller, that the driving of the engine stops by continuously detecting whether the engine cranking apparatus is maintained at the threshold or less or whether threshold or less is maintained for the predetermined period of time4. The method of claim 3 , wherein the ...

STOP-IN-GEAR AUTO-START CONTROL

A method of controlling the engine of a vehicle having a stop-in-gear (SIG) stop-start system comprises: a control module determining that a brake is being applied, based on an output from a brake sensor, and that a transmission is in an in-gear position, based on an output from a transmission sensor; and, while the brake is applied and the transmission is in an in-gear position, the control module causing the engine to start in response to detecting movement of a clutch pedal towards a released position based on an output from a clutch pedal sensor. 1. A method of controlling an engine of a vehicle having a stop-in-gear stop-start system , the vehicle comprising:a manual transmission having at least one in-gear position; a fully engaged clutch configuration in which the engine is driveably connected to the transmission by the clutch for the transfer of torque;', 'a partially engaged clutch configuration in which the engine is partially connected to the transmission by the clutch, the clutch having a limited torque transfer capacity in the partially engaged clutch configuration; and', 'a fully disengaged clutch configuration in which the engine is not driveably connected to the transmission;, 'a clutch interposed between the engine and the transmission, the clutch being operable in a depressed position in which the clutch is in the fully disengaged configuration;', 'a released position in which the clutch is in the fully engaged configuration; and', 'a pressed position, intermediate the depressed and released positions, in which the clutch is in the partially engaged configuration;, 'a driver-operable clutch pedal operably connected to the clutch for selecting the clutch configuration and movable betweena brake applicable to exert a braking torque to impede movement of the vehicle;a clutch pedal sensor operable to measure a parameter indicative of clutch pedal position and/or movement;a brake sensor operable to measure a parameter indicative of brake application; 'a ...

IDLE STOP CONTROL SYSTEM AND METHOD

Disclosed herein is an idle stop control system including an information collection unit, a signal processing unit, and an engine control unit. The information collection unit collects information about idle stop control of an engine. The signal processing unit checks whether or not to satisfy a condition of idle stop control based on the information about idle stop control, and estimates a first cost loss incurred when a start-up state is maintained for an expected time of idle stop, and a second cost loss incurred during restart after the expected time of idle stop. The engine control unit controls an idle stop of the engine when the second cost loss is less than the first cost loss. 1. An idle stop control system comprising:an information collection unit to collect information about idle stop control of an engine;a signal processing unit to check whether or not to satisfy a condition of idle stop control based on the information about idle stop control, and to estimate a first cost loss incurred when a start-up state is maintained for an expected time of idle stop, and a second cost loss incurred during restart after the expected time of idle stop; andan engine control unit to control an idle stop of the engine when the second cost loss is less than the first cost loss.2. The idle stop control system according to claim 1 , wherein the information collection unit comprises at least one of:a traffic information collection unit to collect traffic information;a vehicle information collection unit to collect vehicle information; andan idle stop control condition information collection unit to collect information about the condition of idle stop control.3. The idle stop control system according to claim 2 , wherein the traffic information collection unit comprises at least one of:a traffic congestion information collection unit to collect traffic congestion information; anda traffic light information collection unit to collect traffic light information.4. The idle stop ...

RESTART CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

A restart control device is applied to a vehicle which is provided with an internal combustion engine, an electric motor, a driving wheel, and a clutch. The restart control device has a restart-condition determining portion which determines whether a restart condition for restarting the internal combustion engine is established while the vehicle is coasting; a push-start portion which starts the internal combustion engine by a push-start; a start-up portion which starts the internal combustion engine by use of an electric motor; and a doubly start-up portion which tries to start the internal combustion engine by one of the push-start portion and the start-up portion when the restart-condition determining portion determines that the restart condition is established. The doubly start-up portion tries to start the internal combustion engine by another one of the push-up portion and the start-up portion when the internal combustion engine has not been started. 1. A restart control device applied to a vehicle which is provided with an internal combustion engine , an electric motor which is connected to an output shaft of the internal combustion engine so that a torque is applied to the output shaft to increase a rotation speed of the internal combustion engine , a driving wheel , and a clutch device which is engaged or disengaged to permit or prohibit a power transmission between the output shaft of the internal combustion engine and the driving wheel , and a vehicle speed detecting portion which detects a vehicle speed , the restart control device comprising:a performing-condition determining portion which determines whether a performing condition is established for the vehicle to perform a coasting;a coasting portion which terminates a fuel supply to the internal combustion engine and disengages the clutch device to perform a coasting of the vehicle when the performing-condition determining portion determines that the performing condition is established;a restart- ...

System and Method for Predictive Pre-Warming Control of Hybrid Electric Vehicles (HEV)

The present disclosure relates to a method and a control unit for controlling pre-warming process of an engine of a Hybrid Electric Vehicle (HEV). The method comprises determining start-up time of the engine. The method also comprises determining engine heating time for the engine. The pre-warming process of the engine is initiated prior to start up time of the engine. The process of pre-warming is discontinued when the determined start-up time of the engine is greater than the engine heating time and the process is restarted when the determined start-up time of the engine is less than the engine heating time and when the pre-warming process of the engine is discontinued. The above-mentioned process is reiterated at plurality of time intervals for controlling the pre-warming process of the engine which results in energy efficiency and sufficient heat for warm-up of the engine. 1. A method for controlling pre-warming process of an engine of a Hybrid Electric Vehicle (HEV) , the method comprising:initiating, by a control unit associated with the HEV, pre-warming process of the engine at a first time;determining, by the control unit, the start-up time of the engine based on at least one of State of Charge (SOC) of a power source, energy consumption by a drive motor of the HEV, energy discharged by the power source, electric range of the vehicle and speed of the vehicle obtained at first predefined time intervals, wherein the start-up time of the engine is determined at a second time;determining, by the control unit, engine heating time for the engine based on one or more predefined parameters;discontinuing, by the control unit, the pre-warming process of the engine at a third time when the determined start-up time of the engine is greater than the engine heating time;restarting, by the control unit, the pre-warming process of the engine at a fourth time when the determined start-up time of the engine is less than the engine heating time and when the pre-warming process ...

Vehicle control device

A control device for a vehicle configured to automatically stop an engine while the vehicle is running, the control device includes: an engine stop request outputted in accordance with an operation of a driver, and an engine stop prohibition request outputted based on a driving state of the vehicle which are independent requests, the higher-priority engine stop request being preferentially performed when both the requests are simultaneously outputted, and the engine stop prohibition request being withdrawn when the engine stop is performed by the higher-priority engine stop request.

SYSTEM AND METHOD FOR A STOP-START ENGINE

Methods and systems are provided for adjusting a steering torque threshold for automatically stopping and starting a vehicle engine. In one example, a method may include, while the engine is running, determining a first steering torque threshold for inhibiting stop-start of the engine based on a steering wheel angle, and, while the engine is auto-stopped, determining a second steering torque threshold for inhibiting the stop-start based on the steering wheel angle and whether a static stop-start event is present or a rolling stop-start event is present. In this way, a non-linear hysteresis is provided for automatically stopping and starting the engine. 1. A method , comprising:while a vehicle engine is running, applying a first steering torque threshold, based on a steering wheel angle, for inhibiting engine stop-start; andwhile the engine is auto-stopped, applying a second steering torque threshold for inhibiting the engine stop-start, the second steering torque threshold based on the steering wheel angle and whether the engine is auto-stopped in a static stop-start status or a rolling stop-start status.2. The method of claim 1 , further comprising:inhibiting the engine stop-start and maintaining the engine running in response to a steering applied torque greater than the first steering torque threshold while the engine is running; andenabling the engine stop-start in response to the steering applied torque being less than or equal to the first steering torque threshold while the engine is running.3. The method of claim 2 , wherein enabling the engine stop-start includes pulling down the engine in response to additional stop-start conditions being met.4. The method of claim 1 , further comprising:inhibiting the engine stop-start and restarting the engine in response to a steering applied torque greater than the second steering torque threshold while the engine is auto-stopped; andenabling the engine stop-start and maintaining the engine auto-stopped in response to ...

CONTROL METHOD FOR SSC AND ISG OF VEHICLE AND VEHICLE TO WHICH THE CONTROL METHOD IS APPLIED

A control method for a Start Stop Coasting (SSC) function and an Stop and Go (ISG) function of a manual transmission vehicle includes: determining, by a controller, whether an SSC activation condition is satisfied based on vehicle running state information; stopping, by the controller, an engine and disengaging a clutch to activate the SSC function when the controller determines that the SSC activation condition is satisfied; determining, by the controller, whether a first ISG operation is satisfied based on the vehicle running state information in the state that the SSC function is activated; and deactivating, by the controller, the SSC function and activating the ISG function when the controller determines that the first ISG operation condition is satisfied. 1. A control method for a Start Stop Coasting (SSC) function and an Idle Stop and Go (ISG) function of a vehicle having a manual transmission , the control method comprising:determining, by a controller, whether an SSC activation condition is satisfied based on vehicle running state information;stopping, by the controller, an engine and disengaging a clutch to activate the SSC function when the controller determines that the SSC activation condition is satisfied;determining, by the controller, whether a first ISG operation condition including a first reference vehicle speed is satisfied based on the vehicle running state information in a state that the SSC function is activated; anddeactivating, by the controller, the SSC function and activating the ISG function when the controller determines that the first ISG operation condition is satisfied.2. The control method of claim 1 , wherein:the SSC activation condition is satisfied when an accelerator pedal is not operated, a brake pedal is not operated, a clutch pedal is not operated, a gear lever is in a traveling stage, and a vehicle speed is a predetermined SSC entry vehicle speed based on the vehicle running state information.3. The control method of claim 2 , ...

Idling stop control device

An idling stop control device includes an authenticator, a storage, a getting-off detector, and an engine restart permitter. The authenticator is installed in a vehicle, performs authentication via a wireless communication with a mobile device, and repeatedly performs, while the vehicle travels, an authentication operation at predetermined intervals. The storage stores result and time of authentication as the authentication history during travel. The engine restart permitter determines permission or prohibition of restart of the engine in accordance with the authentication history and getting-off information, permits restart of the engine when the authentication is successful and permits, in a case where the authentication fails, restart of the engine when a history of success of authentication has been stored in the storage during travel and the getting-off is not detected after the authentication has been successful.

WORK VEHICLE HAVING ENGINE DRIVE CHECKING CIRCUIT

A work vehicle includes an engine controller for driving an engine, a power supply line, a power supply control line, and a display signal line. When a check switch switchable into a safe position corresponding to safe drive of the engine and a non-safe position is switched to the safe position, the power supply control line renders a power supply relay ON. The display signal line transmits a signal indicative of the switched state of the check switch to a display. 1. A work vehicle comprising:an engine controller driving an engine;at least one check switch switchable into a safe position corresponding to safe drive of the engine and a non-safe position;a power supply line having a power supply relay and supplying electric power to the engine controller when the power supply line is ON;a power supply control line incorporating the at least one check switch and rendering the power supply relay ON when the at least one check switch is switched to the safe position;a display for displaying a switched state of the at least one check switch prior to the engine controller receiving an engine starter signal; anda display signal line connecting the at least one check switch to the display and transmitting a signal indicative of the switched state.2. The work vehicle of claim 1 , wherein the at least one check switch includes at least one of a seat switch for detecting whether a driver's seat is under a seated state or not claim 1 , a brake switch for detecting whether a brake is under a braking state or not claim 1 , a PTO switch for detecting whether a PTO clutch for switching transmission state of a PTO mechanism is under a transmitting state or not claim 1 , and at least one speed changer switch for detecting whether at least one speed changer device is under a neutral state or not.3. The work vehicle of claim 2 , wherein:the display includes a seat lamp, operably coupled to the seat switch, for indicating the seated state; a brake lamp, operably coupled to the brake ...

Method of controlling an automatic engine stop during coasting phase

The present disclosure provides a method of controlling an automatic engine stop of an automotive system, during a coasting phase. A dynamic speed threshold is calculated as a minimum value of a plurality of dynamic speed values. Each dynamic speed value is calculated as a function of an automotive system parameter such as a steering wheel angle, a steering wheel angle rate, a wheel speed difference, an antilock braking system status, or an electronic stability control status (p5) and/or a road condition such as road grade. The automatic engine stop is enabled when a vehicle speed is lower than the dynamic speed threshold.

VEHICLE CONTROL SYSTEM

A vehicle control system includes a boost device, a braking unit, a cell motor, and a start operating unit. The boost device boosts a braking force applied by a foot brake to a vehicle with an output voltage from a battery. The braking unit, which is different than the foot brake, brakes the vehicle appropriately and keeps the braking force even in a case that the output voltage is not supplied from the battery, or which braking unit does not require the output voltage from the battery. The cell motor is driven by an output voltage from the battery and starts the engine. The start operation unit starts the cell motor, wherein the vehicle control system has a function not to start the cell motor when the start operation unit is operated, unless the braking unit is in operation. 1. A vehicle control system , comprising:a boost device by which, a braking force applied by afoot brake to a vehicle is boosted with an output voltage from a battery,a braking unit other than the foot brake, which braking unit brakes the vehicle appropriately and keeps the braking force even in a case that the output voltage is not supplied from the battery, or which braking unit does not require a power supply from the battery for keeping the braking force,a cell motor which is driven by an output voltage from the battery and starts the engine, anda start operation unit which instructs the cell motor to start,wherein the vehicle control system has a function to start the cell motor when the start operation unit is operated, on the condition that the braking unit is in operation.2. The vehicle control system according to claim 1 , whereinthe vehicle control system starts the cell motor when the start operation unit is operated, irrespective of whether the braking unit is in operation or not, when the foot brake is not under operation while the vehicle is moving.3. A vehicle control system claim 1 , comprising:a boost device by which a braking force applied by a foot brake to a vehicle is ...

Automatic engine start-stop control during driver exit events

A vehicle includes an engine and a controller programmed to autostop and autostart the engine. The controller is further programmed to, in response to receiving signals indicative of a driver exiting the vehicle while the engine is auto stopped, autostart the engine, and after expiration of a predetermined duration, autostop the engine and inhibit vehicle propulsion until an ignition cycle is initiated.

OPTIMIZING THE AUTOMATIC ENGINE START/STOP MECHANISM FOR DRIVING OPERATION

A system and method for starting/stopping an engine in a moving vehicle include stopping the engine, by a controller, in response to a time needed to start the engine from a stopped state and attain an engine speed corresponding to a driveshaft speed when stopping the engine being less than a target time, and starting the engine in response to the time needed reaching the target time. A start/stop vehicle having an engine includes a driveshaft speed sensor and a controller configured to stop the engine while the vehicle is moving with a vehicle speed below a threshold speed in response to a time associated with starting the engine and powering a driveshaft to attain a driveshaft speed measured by the driveshaft speed sensor and stored from a previous engine stopping event being less than a threshold time. 1. A method for starting/stopping an engine in a moving vehicle , comprising:stopping the engine, by a controller, in response toa time needed to start the engine from a stopped state and attain an engine speed corresponding to a driveshaft speed when stopping the engine being less than a target time; andstarting the engine in response to the time needed reaching the target time.2. The method of wherein the time needed increases with increasing driveshaft speed.3. The method of further comprising determining the time needed to start the engine from a stopped state and attain an engine speed corresponding to a driveshaft speed when stopping the engine based on a currently engaged gear of a vehicle transmission and current velocity of the vehicle.4. The method of further comprising:detecting a transmission neutral position to indicate a gear shift after stopping the engine.5. The method of further comprising:detecting a gear shift in response to a transmission gear lever parity check between a gear selected upon stopping the engine and a current gear.6. The method of further comprising accessing a stored relationship between driveshaft speed and vehicle speed to ...

CONTROL DEVICE

A control device obtains a specification of a vehicle-mounted device which is mounted on a vehicle, and implements a control according to the specification. The vehicle-mounted device includes a transmission unit that transmits a specific signal that enables the specification of the vehicle-mounted device to be obtained. The control device includes a receiving unit which is configured to be able to receive the specific signal, and a learning unit that learns that the specification of the vehicle-mounted device is a first specification if the receiving unit does not receive the specific signal, and learns that the specification of the vehicle-mounted device is a second specification, which is different from the first specification, when the receiving unit receives the specific signal. 1. A control device that obtains a specification of a vehicle-mounted device which is mounted on a vehicle , and implements a control according to the specification , the control device comprising:the vehicle-mounted device includes a transmission unit that transmits a specific signal that enables the specification of the vehicle-mounted device to be obtained; andthe control device includes a receiving unit which is configured to be able to receive the specific signal, and a learning unit that learns that the specification of the vehicle-mounted device is a first specification if the receiving unit does not receive the specific signal, and learns that the specification of the vehicle-mounted device is a second specification, which is different from the first specification, when the receiving unit receives the specific signal.2. The control device according to claim 1 , whereinthe control device is an idling stop control device which changes the conditions under which an idling stop is allowed and prohibited according to the specification of the vehicle-mounted device.3. The control device according to claim 1 , whereinthe transmission unit represents a predetermined ECU, andthe learning ...

Method for controlling an engine during a restart

Various systems and methods are described for controlling an engine in a vehicle, the engine being coupled to a transmission. One example method comprises, under selected braking conditions, shutting-off the engine and spinning-down the engine to rest while the vehicle is traveling, and in response to a foot-off-brake event, restarting the engine by at least partially engaging the transmission and adjusting engine torque control actuators.

Engine automatic stop/start mechanism

An inventive system and method for managing vehicle power is presented. The novel technology provides a means to automatically shutdown a vehicle's engine when conditions are such that engine power is not needed, reducing fuel consumption as well as lowering noise and emissions. A series of conditions are examined to determine whether engine power is needed and hence whether shutdown can be safely performed. The inventive system and method can also determine when power is again needed by the engine and can re-start the engine automatically at such times.

METHODS AND SYSTEMS FOR AN ENGINE

Methods and systems are provided for an engine. In one example, a method of operating an engine of a vehicle, the vehicle comprising a brake pedal, a clutch pedal and a transmission having a neutral position and at least one in-gear position, comprises starting the engine if either the brake pedal of the vehicle is released or the transmission has been in neutral for a predetermined period of time, and the clutch pedal of the vehicle is depressed concurrently with the transmission being moved out of the neutral position into an in-gear position. 1. A method operating an engine of a vehicle , the vehicle comprising a brake pedal , a clutch pedal and a transmission having a neutral position and at least one in-gear position , the method , comprising:starting a time when the transmission is moved into the neutral position during an engine stop;determining an amount of time the transmission is in neutral; andstarting the engine from a stop in response to the clutch pedal of the vehicle being depressed concurrently with the transmission being moved out of the neutral position into an in-gear position, wherein the transmission has been in neutral for a predetermined period of time.2. The method of further comprising comparing the amount of time the transmission is in neutral to the predetermined time threshold and claim 1 , starting the engine if the time exceeds the predetermined period of time and claim 1 , if the clutch pedal of the vehicle is depressed with the transmission being moved out of the neutral position into an in-gear position.3. The method of claim 1 , wherein the predetermined period of time is 2.5 seconds.4. The method of claim 1 , wherein the predetermined period of time is an average calculated based on feedback from a plurality of vehicles.5. A vehicle comprising:a brake pedal;a clutch pedal,a transmission having a neutral position and at least one in-gear position; anda control unit having instructions stored on non-transitory memory thereof that ...

VACUUM PROTECTION FOR BRAKES

Methods for controlling vacuum within a brake booster by modifying powertrain operation include determining an intake manifold vacuum in response to actuation of a brake pedal. Increasing the intake manifold vacuum if the brake booster vacuum is less than a desired brake booster vacuum. In some embodiments, the transmission is downshifted to increase engine speed and intake manifold vacuum. 1. A method for controlling brake vacuum within a brake booster on a vehicle that includes an engine and a transmission , comprising:determining an intake manifold vacuum in response to actuation of a brake pedal;downshifting the transmission to increase engine speed and intake manifold vacuum in response to the intake manifold vacuum being less than a desired brake booster vacuum; andreducing torque of the engine to maintain a constant power output of the engine.2. The method of wherein the transmission is a continuously variable transmission.3. The method of wherein the vehicle includes an exhaust gas recirculation (EGR) system and wherein the method further comprises disabling the EGR to increase intake manifold vacuum in response to the intake manifold vacuum being less than the desired brake booster vacuum.4. The method of wherein the engine includes variable cam timing and wherein the method further comprises adjusting cam timing to increase intake manifold vacuum in response to the intake manifold vacuum being less than the desired brake booster vacuum.5. The method of wherein the engine is configured for start-stop operation claim 1 , and wherein the method further comprises:stopping the engine when torque is not being requested; andin response to actuation of the brake pedal, restarting the engine to increase intake manifold vacuum when the intake manifold vacuum is less than the desired brake booster vacuum.6. A system for controlling brake vacuum comprising:an engine including an intake manifold;a transmission coupled to the engine;a brake system including a brake ...

Engine restart strategy

A method of controlling a vehicle, where the vehicle includes an internal combustion engine and a transmission having a neutral state and an engaged state, includes setting the state of the transmission. The state of the transmission is set as the neutral state or the engaged state based on a restart condition, where the restart condition is one of: (i) a no wheel torque restart condition, and (ii) a wheel torque restart condition. The method additionally includes starting the engine.

VEHICLE CONTROL SYSTEM

A vehicle control system is provided which is used in a vehicle equipped with an engine as a drive power source and works to establish engagement of a pinion of a starter motor with a ring gear mounted on a rotational axis of the engine and then actuate the starter motor to start the engine. The vehicle control system executes a preset mode to move the pinion to achieve the engagement with the ring gear when the rotation speed of the engine has dropped below a given threshold value. The threshold value is determined as a function of speed of the vehicle, thereby alleviating a driver's perception about unwanted mechanical noise arising from impact the pinion on the ring gear upon the engagement therebetween. 1. A vehicle control system which is used in a vehicle equipped with an engine as a drive power source and works to establish engagement of a pinion of a starter motor with a ring gear mounted on a rotational axis of the engine and then actuate the starter motor to start the engine , comprising:an engine speed determiner which determines a rotational speed of the rotational axis of the engine;a preset controller which executes a preset mode to move the pinion to achieve the engagement with the ring gear when the rotation speed, as determined by said engine speed determiner, has dropped below a given threshold value; anda start controller which works to start the engine in response to a start request, the start controller,wherein the preset controller determines the given threshold value as a function of a speed of the vehicle.2. A vehicle control system as set forth in claim 1 , wherein said preset controller sets the given threshold value when the speed of the vehicle is higher to be smaller than that when the speed of the vehicle is lower.3. A vehicle control system as set forth in claim 1 , further comprising a travel controller which executes a coasting mode to stop the engine to cut supply of drive power from the engine to a drive wheel of the vehicle or an ...

METHODS AND SYSTEM FOR CONTROLLING ENGINE STOP POSITION

A method and system for controlling a stop rotation position of an engine is described. In one example, the system includes an integrated starter/generator that may be selectively coupled to the engine. The integrated starter/generator may rotate the engine in a first direction (e.g., reverse direction) or a second direction (e.g., a forward direction) in response to a position at which the engine stops rotating following cessation of combustion in the engine. 1. A method for an engine , comprising:rotating an engine via an electric machine in a first direction in response to the engine having stopped rotating in a position where a piston of a cylinder of the internal combustion engine is within a predetermined crankshaft angle of top-dead-center compression stroke of the cylinder; androtating the engine via the electric machine in a second direction without rotating the engine in the first direction in response to the engine having stopped rotating in a position where the piston of the cylinder is not within the predetermined crankshaft angle of top-dead-center compression stroke of the cylinder.2. The method of claim 1 , where the rotating of the engine in the second direction is in further response to a request to start the engine.3. The method of claim 2 , where the rotating of the engine in the first direction is not in response to a request to start the engine.4. The method of claim 1 , where the electric machine is positioned between the engine and a transmission.5. The method of claim 1 , further comprising rotating the engine via the electric machine in the first direction while a vehicle in which the engine is located is traveling on a road at greater than a threshold speed.6. The method of claim 6 , further comprising rotating the engine in the first direction in further response to a driver demand being less than a threshold.7. The method of claim 6 , further comprising rotating the engine in the first direction in further response to a transmission ...

IDLING STOP CONTROL APPARATUS AND FAILURE DIAGNOSIS SYSTEM

An idling stop control apparatus of an embodiment includes: an idling stop condition satisfaction determination section that determines whether an idling stop condition, which is a predetermined condition for stopping idling of an engine of a vehicle, is satisfied; an idling stop prohibition determination section that determines that, if the idling stop condition is satisfied, an idling stop prohibition condition is satisfied due to occurrence of one or more specific idling stop prohibition factors due to which idling stop is prohibited from being performed; and a number of times of prohibition counter that counts a number of times of prohibition, which is a number of times that the idling stop prohibition determination section has determined that the idling stop prohibition condition has been satisfied. 115-. (canceled)16. An idling stop control apparatus comprising:an idling stop condition satisfaction determination section that determines whether an idling stop condition, which is a predetermined condition for stopping idling of an engine of a vehicle, is satisfied;an idling stop prohibition determination section that determines that, if the idling stop condition is satisfied, an idling stop prohibition condition is satisfied due to occurrence of one or more specific idling stop prohibition factors due to which idling stop is prohibited from being performed;a number of times of satisfaction of condition counter that counts a condition satisfaction number of times, which is a number of times that the idling stop condition satisfaction determination section has determined that the idling stop condition has been satisfied; anda number of times of prohibition counter that counts a number of times of prohibition, which is a number of times that the idling stop prohibition determination section has determined that the idling stop prohibition condition has been satisfied, whereinthe number of times of satisfaction of condition counter and the number of times of ...

EXTERNAL STARTER MOTOR

An external starter motor for an internal combustion engine, comprising: a power supply; an electric motor for producing torque; a dog rotatable by the electric motor and adapted to be axially movable into and out of engagement with a starting mechanism to turn over the internal combustion engine; and a circuit for detecting the presence of an output signal from the internal combustion engine and energising the external starter motor by the power supply when detecting the presence of the signal. 1. An external starter motor for an internal combustion engine , comprising:a power supply;an electric motor for producing torque;a dog rotatable by the electric motor and adapted to be axially movable into and out of engagement with a starting mechanism to turn over the internal combustion engine; anda circuit for detecting the presence of an output signal from the internal combustion engine and energising the external starter motor by the power supply when detecting the presence of the signal.2. The external starter motor of claim 1 , wherein the signal is a light level.3. The external starter motor of claim 2 , wherein the circuit comprises a photosensor and starter circuit responsive to the light level detected by the photosensor to energise the external starter motor when the detected light level is above a predetermined threshold.4. The external starter motor of claim 3 , wherein the starter circuit is a relay connected in parallel with a starter solenoid.5. The external starter motor of claim 4 , wherein the relay includes a protective diode connected in parallel with the power supply.6. The external starter motor of claim 4 , wherein the circuit comprises a transistor claim 4 , the relay being coupled to respond to the state of conduction of the transistor with the photosensor being connected to control the state of conduction.7. The external starter motor of claim 4 , wherein the circuit comprises two transistors coupled in a bistable configuration claim 4 , the ...

METHOD AND DEVICE FOR CONTROLLING START OF VEHICLE

A method for controlling a start of a vehicle using a controller includes: determining whether revolutions per minute (RPM) of an engine is within a reference range when start of the vehicle is requested; determining whether state data for controlling the vehicle satisfies a control condition for controlling a start of the vehicle when RPM of the engine is within the reference range; determining whether a position value of an accelerator pedal is less than or equal to a reference position value when the state data satisfies the control condition; determining whether a speed of the vehicle is greater than or equal to a reference speed when the position value of the accelerator pedal is less than or equal to the reference position value; and controlling a brake device when speed of the vehicle is greater than or equal to the reference speed. 1. A method for controlling a start of a vehicle , the method comprising:determining, by a controller, whether revolutions per minute (RPM) of an engine of the vehicle is within a reference range upon determining that the start of the vehicle is requested;determining, by the controller, whether state data for controlling the vehicle satisfies a control condition for controlling the start of the vehicle upon determining that the revolutions per minute (RPM) of the engine is within the reference range;determining, by the controller, whether a position value of an accelerator pedal of the vehicle is less than or equal to a first reference position value upon determining that the state data satisfies the control condition;determining, by the controller, whether a speed of the vehicle is greater than or equal to a reference speed upon determining that the position value of the accelerator pedal is less than or equal to the first reference position value; andcontrolling, by the controller, a brake device of the vehicle upon determining that the speed of the vehicle is greater than or equal to the reference speed.2. The method of claim 1 ...

Power supply system control device and power supply system control method

A power supply system control device for controlling a power supply system including an electric generator, a first electricity storage configured to be charged with and to discharge electric power generated by the electric generator, a second electricity storage configured to be charged with and to discharge the generated electric power, two paths connecting between the first electricity storage and the second electricity storage, a switching unit including a first switch configured to switch between a conductive state and a non-conductive state of one of the paths, and a second switch configured to switch between a conductive state and a non-conductive state of the other of the paths, and an electric load of a vehicle that is connected to the first electricity storage side of the switching unit.

METHOD AND DEVICE FOR CONTROLLING START OF MILD HYBRID VEHICLE

A method for controlling a start of a mild hybrid vehicle that includes an engine, a starter-generator starting the engine or generating electricity by an output of the engine, a starter starting the engine, and a battery supplying electric power to the starter-generator may include: determining, by a controller configured for controlling an operation of the vehicle, whether a start of the vehicle is requested; checking, by the controller, current limit data of the battery when the start of the vehicle is requested; checking, by the controller, start torque current data of the starter-generator according to state data of the vehicle; comparing, by the controller, the current limit data with the start torque current data; and starting, by the controller, the engine using the starter-generator or the starter according to a result of the comparing, by the controller, the current limit data with the start torque current data. 1. A method for controlling a start of a vehicle that includes an engine , a starter-generator starting the engine or generating electricity by an output of the engine , a starter starting the engine , and a battery supplying electric power to the starter-generator , the method comprising:determining, by a controller configured for controlling an operation of the vehicle, whether the start of the vehicle is requested;checking, by the controller, current limit data of the battery upon determining that the start of the vehicle is requested;checking, by the controller, start torque current data of the starter-generator according to state data of the vehicle;comparing, by the controller, the current limit data with the start torque current data; andstarting, by the controller, the engine using the starter-generator or the starter according to a result of the comparing, by the controller, the current limit data with the start torque current data.2. The method of claim 1 , wherein the determining claim 1 , by the controller claim 1 , whether the start of ...

POWERTRAIN SYSTEM WITH FAULT-TOLERANT COASTING CONTROL LOGIC

A method for fault-tolerant coasting control of a powertrain system having an engine and a first energy storage system (ESS) includes receiving a real impedance value of the first ESS from a frequency analyzer device at a calibrated frequency while the engine is running, and comparing the real impedance value to a calibrated impedance. A coasting maneuver is enabled allowing the engine to turn off above a threshold speed when the real impedance value is less than the calibrated impedance. The method may include starting the engine using a second ESS in parallel with the first ESS to exit the coasting maneuver when the real impedance value exceeds the calibrated impedance. Subsequent execution of the coasting maneuver may be prevented as long as the real impedance value exceeds the calibrated impedance. A powertrain system includes the engine, starter motor, rechargeable ESS, frequency analyzer, and controller. 1. A method for providing fault-tolerant coasting control of a powertrain having an engine and a first energy storage system , the method comprising:receiving, via a controller, a real impedance value of the first energy storage system from a frequency analyzer device at a calibrated frequency while the engine is running;comparing the real impedance value to a calibrated impedance value; andexecuting a coasting maneuver of the powertrain by turning off the engine above a threshold speed only when the real impedance value is less than the calibrated impedance value.2. The method of claim 1 , wherein the threshold speed is a speed of the engine.3. (canceled)3. The method of claim 1 , where the powertrain includes a second energy storage system in electrical parallel with the first energy storage system claim 1 , the method comprising:starting the engine using energy from the second energy storage system to thereby exit the coasting maneuver when the real impedance value exceeds the calibrated impedance value; andpreventing a subsequent execution of the coasting ...

Vehicle propulsion systems and methods

A host vehicle includes a combustion engine configured to provide a propulsion torque to satisfy a propulsion demand. The vehicle also includes at least one sensor configured to detect a position of a reference vehicle. A vehicle controller is programmed to determine a path between a current host vehicle location and an upcoming intersection. The controller is also programmed to forecast a path clearance time at which the host vehicle is able to traverse the intersection in response to sensor data indicating the reference vehicle moving within the path ahead of the host vehicle. The controller is further programmed to deactivate the engine prior to a host vehicle stop based on the path clearance time being greater than a time threshold.

ENGINE START/STOP FUNCTION MANAGEMENT

A system and method for controlling automatic start/stop operations for an engine. While the engine is shutdown, operation of the engine may be automatically started upon expiration of a threshold time limit or in response to one or more adverse or deteriorated conditions of a power storage device, such as, for example, a state of health, state of function, or state of charge of the power storage device. After the engine has been automatically started, the ability of the controller to subsequently automatically stop the operation of the engine may be disabled until at least one secondary condition is satisfied. Upon satisfaction of the at least one secondary condition, the controller may again be enabled to at least automatically stop the operation of the engine. 1. A method for controlling , by a controller of a vehicle system that includes an internal combustion engine and a power storage device , automatic starting and automatic stopping of the operation of the internal combustion engine , the method comprising:automatically shutting down the operation of an engine based on the occurrence of one or more conditions;initiating a timer upon the automatic shutdown of the operations of the engine;monitoring, by the controller, the timer to determine whether a threshold time limit has expired, the threshold time limit corresponding to a predicted amount of time that the power source device is to supply a threshold load of electrical power; andautomatically starting the operation of the engine upon expiration of the threshold time limit.2. The method of claim 1 , further including the step of estimating the threshold load of electrical power that is predicted to be supplied by the power source device claim 1 , the threshold load corresponding to an amount of power that is to be supplied by the power storage device while operation of the engine has been shutdown by an automatic shutdown event.3. The method of claim 2 , wherein the threshold load of electrical power is ...

SYSTEM AND METHOD FOR CONTROLLING REMOTE STARTING OF VEHICLE

A system and method for controlling the remote starting of a vehicle are provided to determine whether the remote starting is possible by comparing a parking lever operating force measured by a sensor with a reference parking lever operating force corrected in consideration of the durability degradation of a parking system. The method includes sensing a driving distance of the vehicle, operating times of a parking lever, a road inclination, and a parking lever operating force, when the vehicle is parked. Whether the remote starting is possible is determined by comparing a magnitude of the parking lever operating force with a magnitude of a reference parking lever operating force. 1. A method for controlling remote starting of a vehicle , comprising:sensing, by a controller, a driving distance of the vehicle, operating times of a parking lever, a road inclination, and a parking lever operating force, when the vehicle is parked; anddetermining, by the controller, whether the remote starting is possible by comparing a magnitude of the parking lever operating force with a magnitude of a reference parking lever operating force under conditions of the driving distance of the vehicle, the operating times of the parking lever, and the road inclination,wherein the reference parking lever operating force causes degradation correction to be performed, the degradation correction being correction for increasing the parking lever operating force that is reduced due to durability degradation of a parking system to a value preset for each road inclination.2. The method of claim 1 , wherein the reference parking lever operating force is a theoretical value of the parking lever operating force calculated to maintain a stop state when the vehicle is parked claim 1 , or a measured value obtained by sensing the parking lever operating force after a test vehicle that is a same type as the vehicle is manufactured.3. The method of claim 2 , wherein the theoretical value is a parking lever ...

MONITORING OF A STARTUP PROCEDURE WITH SPEED CONTROL SYSTEM

A monitoring method for use in a motor vehicle is proposed. The motor vehicle comprises a speed control system with stop and go function. The monitoring method comprises starling, upon standstill of the motor vehicle, monitoring of a startup procedure of the motor vehicle. The method further comprises monitoring the startup procedure, during the startup procedure, by comparing an actual movement with a maximum movement profile. The actual movement results from measured movements of the motor vehicle. The maximum movement profile represents predefined movements of the motor vehicle. The method further comprises triggering a signal when a currently measured actual movement profile exceeds the maximum movement profile. A monitoring system, and a system comprising the monitoring system and the speed control system with stop and go function are further described. 1. Monitoring method for use in a motor vehicle , which motor vehicle comprises a speed control system with stop and go function , the monitoring method comprising:{'b': '110', 'starting (S), upon standstill of the motor vehicle, monitoring of a startup procedure of the motor vehicle;'}{'b': '120', 'monitoring (S) the startup procedure, during the startup procedure, by comparing an actual movement with a maximum movement profile, wherein the actual movement results from measured movements of the motor vehicle, and wherein the maximum movement profile represents predefined movements of the motor vehicle; and'}{'b': '130', 'triggering (S) a signal, when a currently measured actual movement exceeds the maximum movement profile.'}2. Monitoring method according to claim 1 , further comprising:{'b': '140', 'terminating (S) monitoring upon termination of the startup procedure or after the end of a predetermined time interval beginning at a time of starting.'}3120. Monitoring method according to wherein monitoring (S) is carried out independently of a control of the speed control system.4120120. Monitoring method ...

STOP-START VEHICLE SYSTEM AND METHOD

A vehicle and method of controlling a vehicle having an engine and braking system having an associated braking pressure include stopping the engine responsive to the brake pressure being above a first threshold, restarting the engine responsive to the brake pressure falling below a second threshold, reducing the second threshold for a predetermined time after the vehicle speed falls below a speed threshold, and resetting the second threshold after the predetermined time. The predetermined time may be modified based on input from a user interface or a user-selected vehicle operating mode. 1. A method of controlling a vehicle having an engine and braking system having an associated brake pressure , comprising , by a vehicle controller:stopping the engine responsive to the brake pressure being above a first threshold;restarting the engine responsive to the brake pressure falling below a second threshold;reducing the second threshold for a predetermined time after the vehicle speed falls below a speed threshold; andresetting the second threshold after the predetermined time.2. The method of wherein the speed threshold is zero.3. The method of wherein stopping the engine comprises shutting down the engine only when the speed of the vehicle is below the speed threshold.4. The method of wherein reducing the second threshold comprises reducing the second threshold to less than a brake pressure at which the vehicle is held stationary by the braking system.5. The method of wherein reducing the second threshold is performed independently of the first threshold value.6. The method of wherein the first and second thresholds are equal prior to reducing the second threshold.7. The method of wherein the first threshold is greater than the second threshold.8. The method of further comprising determining a rate of change of speed of the vehicle claim 1 , wherein the speed threshold comprises a rate of change of speed.9. The method of wherein the predetermined time is based at least ...

Method for controlling a vehicle

A method for improving starting of an engine that may be repeatedly stopped and started is presented. In one example, the method adjusts application of vehicle brakes to reduce the possibility of impact between gear teeth after engine starting.

Engine start stop system based on programmable battery voltage levels

A motor vehicle, such as a truck, battery charge monitoring and recharging system. The truck engine start/stop system initiates a battery recharge cycle based on programmable battery voltage levels. The system allows the user to individually program the appropriate voltage recharge levels dynamically to meet optimal standards based on location, environment, and other vehicle settings.

VEHICLE CONTROL APPARATUS

A vehicle control apparatus for a vehicle provided with an engine and an electric motor includes a vehicle state evaluator, an exit evaluator, a shutdown evaluator, and a request output unit. The vehicle state evaluator conducts a vehicle stop evaluation and a driving state evaluation on the engine. The vehicle state evaluator evaluates whether the vehicle is stopped in a ready-on state in the vehicle stop evaluation. The exit evaluator conducts an exit evaluation as to whether an exit of an occupant from the vehicle is detected. The shutdown evaluator conducts a shutdown evaluation as to whether a vehicle drive system is to be shut down based on the results of the vehicle stop evaluation, the driving state evaluation, and the exit evaluation. The request output unit outputs a request for shutting down the vehicle drive system based on the result of the shutdown evaluation. 1. A vehicle control apparatus comprising:a vehicle state evaluator configured to conduct evaluations of a state of a vehicle provided with drive sources including an engine and an electric motor, the evaluations of the state of the vehicle including a vehicle stop evaluation on the vehicle and a driving state evaluation on the engine, the vehicle state evaluator being configured to evaluate whether the vehicle is stopped in a ready-on state in the vehicle stop evaluation;an exit evaluator configured to conduct an exit evaluation as to whether an exit of an occupant from the vehicle is detected;a shutdown evaluator configured to conduct a shutdown evaluation as to whether a vehicle drive system is to be shut down, the shutdown evaluation being conducted on a basis of results of the vehicle stop evaluation and the driving state evaluation by the vehicle state evaluator and a result of the exit evaluation by the exit evaluator; anda request output unit configured to output a shutdown request on a basis of a result of the shutdown evaluation by the shutdown evaluator, the shutdown request requesting ...

METHOD AND SYSTEM FOR CONTROLLING ACTIVATION OF VEHICLE ENGINE IDLE STOP AND GO

A method for controlling activation of an ISG system is provided. The method includes obtaining a current vehicle location and determining whether the current vehicle location is within an ISG inhibition area. When the current location of the vehicle is within the ISG inhibition area, an ISG mode is automatically inhibited to prevent the engine from being turned off. 1. A method of controlling activation of an idle stop and go (ISG) system , comprising:obtaining a current vehicle location;determining whether the current vehicle location is within an ISG inhibition area; andautomatically inhibiting an ISG mode of the ISG system in response to determining a vehicle is within the ISG inhibition area.2. The method of claim 1 , wherein the ISG inhibition area is set based on a location of the vehicle where an ISG off input is received.3. The method of claim 1 , wherein the method further includes determining the ISG inhibition area by:receiving an ISG off input;obtaining a location of the vehicle where the ISG off input is received;comparing the obtained location of the vehicle with previously stored locations; andin response to determining that the obtained location of the vehicle is within a vicinity of the previously stored locations, setting the ISG inhibition area.4. The method of claim 1 , wherein the method further includes determining the ISG inhibition area by:receiving an ISG off input;obtaining and storing a location of the vehicle where the ISG off input is received;comparing the obtained location of the vehicle with previously stored locations;determining whether the obtained location of the vehicle is within a vicinity of the previously stored locations; andin response to determining that the obtained location of the vehicle is within a vicinity of the previously stored locations, flagging and joining the obtained location of the vehicle with the previously stored locations into a group.5. The method of claim 4 , further comprising:in response to the group ...

SYSTEMS AND METHODS FOR MANAGING ENGINE STOP-START

An apparatus includes a route circuit and a stop-start circuit. The route circuit is structured to estimate a number of charging locations for an energy storage system of a vehicle for a planned route. The stop-start circuit is structured to determine a stop-start strategy for an engine of the vehicle based on the estimated number of charging locations and expected charges to be received by the energy storage system. The stop-start strategy defines a frequency and duration of using the engine in an on-mode during operation of the vehicle along the planned route. The stop-start circuit is further structured to determine that the energy storage system fails to receive an expected charge at one of the charging locations, and update the stop-start strategy to compensate for failing to receive the expected charge by increasing use of the engine in the on-mode during operation of the vehicle along the planned route. 1. An apparatus , comprising:a route circuit structured to estimate a number of charging locations for an energy storage system of a vehicle positioned along a planned route of the vehicle, the energy storage system structured to power an electromechanical device for driving the vehicle; and determine a stop-start strategy for an engine of the vehicle based on the estimated number of charging locations and expected charges to be received by the energy storage system, the stop-start strategy defining a frequency and a duration of using the engine in an on-mode during operation of the vehicle along the planned route;', 'determine that the energy storage system fails to receive an expected charge at one of the charging locations; and', 'update the stop-start strategy to compensate for failing to receive the expected charge by increasing use of the engine in the on-mode during operation of the vehicle along the planned route., 'a stop-start circuit structured to2. The apparatus of claim 1 , wherein increasing the use of the engine includes at least one of ...

Method and apparatus for controlling mild hybrid electric vehicle

A method of controlling a mild hybrid electric vehicle may include determining whether a Smart Cruise Control (SCC) mode is set according to a signal input through a driver interface; determining whether an Start Stop Control (SSC) entrance condition is satisfied when the SCC mode is set; when the SSC entrance condition is determined by the control unit, to be satisfied to enter an SSC mode, interrupting a supply of fuel to an engine and turning off the engine; monitoring a distance in which the control unit determines whether a distance to a front vehicle is increased or decreased based on a front distance signal transmitted from a detecting unit electrically-connected to the control unit; and increasing or decreasing a vehicle speed by controlling the engine, a Mild Hybrid Starter Generator (MHSG), or an Electronic Stability Control (ESC) based on the monitoring of the distance.

RESTARTING METHOD AND RESTARTING ASSEMBLY FOR STARTING AN INTERNAL COMBUSTION ENGINE OF A MOTOR VEHICLE

The invention relates to a restarting method for automatically starting an internal combustion engine () of a motor vehicle () by means of a brake pedal actuation, comprising the following steps: detecting a brake pressure (p) by means of a brake pressure sensor (); emitting a corresponding brake pressure signal sequence to a control device (); determining a brake pressure profile (p) from the brake pressure signal sequence; determining a reference pressure value (p) from the brake pressure profile; detecting a brake release status, wherein, with the release of a brake pedal, a brake pressure decrease (Δp) is detected based on the determined reference pressure value (p), with said decrease exceeding a pressure decrease limit value (Δp); emitting a starting signal (S) to a starter () for starting the internal combustion engine (), if the brake release status has been detected. The invention also relates to a restarting assembly for a motor vehicle () for carrying out a method of this type. 1. A restarting method for automatically starting an internal combustion engine of a motor vehicle by a brake pedal actuation , comprising:recording a brake pressure by a brake pressure sensor;outputting an associated brake pressure signal sequence to a control unit;defining a brake pressure profile from the brake pressure signal sequence;determining a reference pressure value from the brake pressure profile;recording a brake release status in response to a brake pressure drop Δp being recorded that exceeds a pressure drop limit value using the determined reference pressure value as a baseline; andsending a start signal to a starter for starting the internal combustion engine in response to the brake release status being recorded.2. The restarting method as recited in claim 1 , the reference pressure value being definable as a function of a profile section of the determined brake pressure profile.3. The restarting method as recited in claim 1 , the reference pressure value being ...

Hybrid vehicle exhaust diagnostics

Methods are provided for performing diagnostic routines in a hybrid vehicle. In one example approach, a method for operating a hybrid vehicle comprises inhibiting engine shutdown and enabling deceleration fuel shut off to perform a monitoring test while a vehicle speed is above a threshold speed.

AIR CONDITIONING SYSTEM FOR HYBRID VEHICLES

An air conditioning system for hybrid vehicles includes a control unit configured to re-operate an engine if an engine cooling water temperature is reduced to a lower limit value or less after entry into a motor drive mode, and configured to stop the engine if the engine cooling water temperature is increased to an upper limit value or more. The control unit is configured to change the upper limit value and the lower limit value depending on a target air injection temperature calculated according to an internal/external temperature condition and a user-set temperature so that, in the motor drive mode, a re-operation time point of the engine is actively changed according to the target air injection temperature. 1. An air conditioning system for hybrid vehicles , comprising:{'b': 20', '8', '8, 'a control unit () configured to re-operate an engine () if an engine cooling water temperature is reduced to a lower limit value (L) or less after entry into a motor drive mode, and configured to stop the engine () if the engine cooling water temperature is increased to an upper limit value (U) or more,'}{'b': 20', '8, 'wherein the control unit () is configured to change the upper limit value (U) and the lower limit value (L) depending on a target air injection temperature calculated according to an internal/external temperature condition and a user-set temperature so that, in the motor drive mode, a re-operation time point of the engine () is actively changed according to the target air injection temperature.'}220. The air conditioning system of claim 1 , wherein the control unit () is configured to calculate the lower limit value (L) from a current target air injection temperature (M) and a predetermined first compensation value (α) using equation (1):{'br': None, 'i': L', 'M, 'lower limit value ()=current target air injection temperature ()+first compensation value (α) \u2003\u2003(1), and'}{'b': '20', 'claim-text': {'br': None, 'i': U', 'M, 'upper limit value ()=current ...

VEHICLE CONTROL APPARATUS

A vehicle control apparatus includes at least one electronic control unit (). The electronic control unit detects a negative pressure that is generated in a negative pressure chamber () of a braking operation support device (). The electronic control unit prohibits, based on the detected negative pressure of the negative pressure chamber, an internal combustion engine () from automatically stopping when determining that a driver does not perform the braking operation and that a speed of the internal combustion engine is at a threshold or higher continuously for a specified time period or longer. The negative pressure is generated in the negative pressure chamber in response to rotation of the internal combustion engine. The braking operation support device supports, with the negative pressure in the negative pressure chamber, the driver to perform the braking operation. 1: A vehicle control apparatus comprisingat least one electronic control unit configured to:(i) automatically stop an internal combustion engine when a first condition is satisfied;(ii) automatically stop the internal combustion engine when a second condition is satisfied after the internal combustion engine is automatically stopped;(iii) determine whether a driver performs a braking operation;(iv) detect a speed of the internal combustion engine;(v) detect a negative pressure that is generated in a negative pressure chamber of a braking operation support device; and(vi) prohibit, based on the detected negative pressure of the negative pressure chamber, the internal combustion engine from automatically stopping when the electronic control unit determines that the driver does not perform the braking operation and that the detected speed of the internal combustion engine is at a threshold or higher continuously for a specified time period or longer, anda negative pressure sensor configured to output a signal corresponding to the negative pressure generated in the negative pressure chamber, whereinthe ...

METHOD AND DEVICE FOR CONTROLLING VEHICLE INCLUDING IDLE STOP AND GO FUNCTION

A method for controlling a vehicle includes: receiving a detection signal to perform an idle stop and go (ISG) function; and controlling the vehicle to enter into an ISG state where a fuel supply to an engine is cut off and the engine stops when the vehicle decelerates or stops in response to the detection signal. The detection signal includes a fuel cut off signal that is in on state when the vehicle decelerates and in off state at a reference revolution per minute (RPM) of the engine, a gear engagement signal, and a brake pedal signal indicating whether the brake pedal of the vehicle is operated. A controller of the vehicle generates an ISG entry signal based on the fuel cut off signal, the gear engagement signal, and the brake pedal signal to enter the vehicle into the ISG state. 1. A method for controlling a vehicle including an idle stop and go function , comprising the steps of:receiving, by a controller, a detection signal to perform the idle stop and go function; andcontrolling, by the controller, the vehicle to enter into an idle stop and go state where a fuel supply to an engine of the vehicle is cut off and the engine stops when the vehicle decelerates or stops based on the idle stop and go function, in response to the detection signal,wherein the detection signal includes a fuel cut off signal, a gear engagement signal, and a brake pedal signal,wherein the fuel cut off signal is in an on state when the vehicle decelerates and is in an off state at a reference revolutions per minute (RPM) of the engine, and wherein the fuel cut off signal indicates whether the fuel supply to the engine is cut off, and wherein the gear engagement signal indicates whether a gear of a transmission of the vehicle is engaged, and wherein the brake pedal signal indicates whether a brake pedal of the vehicle is operated, andwherein the controller is configured to generate an idle stop and go entry signal based on the fuel cut off signal that is in a state before transitioning ...

METHOD FOR CONTROLLING A VEHICLE INCLUDING AN IDLE STOP AND GO FUNCTION

A method for controlling a vehicle includes: receiving a detection signal required to perform an idle stop and go (ISG) function; and controlling the vehicle to enter into an ISG state where a fuel supply to an engine is cut off and the engine stops when the vehicle decelerates or stops in response to the detection signal. The detection signal includes a fuel cut off signal in on state when the vehicle decelerates and in off state at a reference revolution number of the engine, a gear engagement signal, a clutch pedal signal indicating whether a clutch pedal operating a clutch is operated, and a brake pedal signal indicating whether a brake pedal is operated. A controller generates an ISG entry signal based on the fuel cut off signal, the gear engagement signal, the clutch pedal signal, and the brake pedal signal to enter the vehicle into the ISG state. 1. A method for controlling a vehicle including an idle stop and go function , the method comprising:receiving, by a controller, a detection signal required to perform the idle stop and go function; andcontrolling, by the controller, in response to the detection signal, the vehicle to enter into an idle stop and go state where a fuel supply to an engine of the vehicle is cut off and the engine stops when the vehicle decelerates or stops according to the idle stop and go function,wherein the detection signal includes (a) a fuel cut off signal that is in an on state when the vehicle decelerates, is in an off state at a reference revolution number of the engine, and indicates whether a fuel supply to the engine is cut off, (b) a gear engagement signal indicating whether a gear included in a transmission of the vehicle is engaged, (c) a clutch pedal signal indicating whether a clutch pedal operating a clutch of the vehicle is operated, and (d) a brake pedal signal indicating whether a brake pedal of the vehicle is operated, andwherein the controller is configured to generate an idle stop and go entry signal based on (i) ...

METHOD FOR CONTROLLING MILD HYBRID VEHICLE

A method for controlling a mild hybrid vehicle may include receiving, by a controller, navigation information; determining, by the controller, whether a road on which the mild hybrid vehicle travels is in a dangerous area based on the navigation information; and releasing, by the controller, an idle stop and go state in which fuel supply to an engine of the mild hybrid vehicle is interrupted and the engine is stopped when the mild hybrid vehicle is stopped when it is determined that the road on which the mild hybrid vehicle travels is in the dangerous area. 1. A method for controlling a mild hybrid vehicle , the method comprising:receiving, by a controller, navigation information;determining, by the controller, when a road on which the mild hybrid vehicle travels is in a dangerous area based on the navigation information; andreleasing, by the controller, an idle stop and go state in which fuel supply to an engine of the mild hybrid vehicle is interrupted and the engine is stopped when the mild hybrid vehicle is stopped while it is determined by the controller that the road on which the mild hybrid vehicle travels is in the dangerous area.2. The method of claim 1 , further including:before the controller receives the navigation information, determining, by the controller, when a speed of the mild hybrid vehicle is less than a speed reference value,wherein the controller is configured to receive the navigation information when it is determined by the controller that the speed of the mild hybrid vehicle is less than the speed reference value.3. The method of claim 2 , further including:after the controller receives the navigation information, determining, by the controller, when the mild hybrid vehicle passes through the dangerous area based on the navigation information,wherein the controller is configured to control the mild hybrid vehicle to enter into a driving mode in which the mild hybrid vehicle escapes from the released idle stop and go state when it is ...

APPARATUS AND METHOD FOR CONTROLLING ENGINE START DURING REFUELING OF HYBRID VEHICLE

An apparatus for controlling an engine start during refueling of a hybrid vehicle includes a controller configured to: stop an engine to block the engine start by sensing whether the vehicle enters into a refueling state in accordance with a fuel injection port open or closed state, a vehicle speed, and brake pedal state (BPS) information, and start the engine to release blocking of the engine start in accordance with a switchover to a hybrid electric vehicle (HEV) mode by sensing whether the refueling state has been released in accordance with the fuel injection port open or closed state, the vehicle speed, and acceleration pedal state APS) information. 1. An apparatus for controlling an engine start during refueling of a hybrid vehicle , the apparatus comprising a controller configured to:stop an engine to block the engine start by sensing whether the vehicle enters into a refueling state in accordance with a fuel injection port open or closed state, a vehicle speed, and brake pedal state (BPS) information; andstarting the engine to release blocking of the engine start in accordance with a switchover to a hybrid electric vehicle (HEV) mode by sensing whether the refueling state is released in accordance with the fuel injection port open or closed state, the vehicle speed, and acceleration pedal state (APS) information.2. The apparatus according to claim 1 , wherein the controller includes a refueling state entrance sensor for sensing the refueling state if the fuel injection port is open and the vehicle speed is 0 (zero).3. The apparatus according to claim 2 , wherein the refueling state entrance sensor stops the engine and blocks the engine start in consideration of a deceleration when the vehicle decelerates while the fuel injection port is open.4. The apparatus according to claim 1 , wherein the controller includes a refueling state release sensor for sensing the release of the refueling state if the fuel injection port is closed and the vehicle speed is higher ...

Electric power control apparatus

An electric power control apparatus for a vehicle includes a first determination section determining an activation of a jump start, a second determination section determining a connection of an external power source having a higher voltage than a battery voltage of the vehicle, a third determination section determining whether the engine switches to an engine start completed state, a keep section keeping an electric power generation unit of the vehicle in an electric power generation deactivated state when determining that the engine switches to the engine start completed state, a fourth determination section determining a disconnection of the external power source, and an instruction section instructing an immediate activation of the electric power generation to the electric power generation unit when determining the disconnection of the external power source.

Automotive carbon monoxide detector with ability to alert driver or turn off ignition

A driver alert arrangement for a motor vehicle includes a sensor detecting a level of carbon monoxide associated with the motor vehicle and transmitting a signal indicative of the detected level of carbon monoxide. An engine ignition has an ON state in which the engine ignition enables operation of an engine of the motor vehicle, and an OFF state in which the engine ignition disables operation of the engine of the motor vehicle. An electronic processor is communicatively coupled to the sensor and to the engine ignition. The electronic processor receives the signal from the sensor and controls whether the engine ignition is in the ON state or the OFF state dependent upon the signal.

Methods for generating and storing electricity and managing temperature for a vehicle

Processes for converting and adapting a vehicle into a hybrid-driven vehicle include coupling an electric motor generator unit to an engine of the vehicle, including to a through-bolt extending through a crankshaft pulley. Also included is a process for converting a vehicle's mechanically-driven air conditioning compressor to operate as an electro-mechanical air conditioning compressor by detaching the air conditioning compressor from the crankshaft and operating the air conditioning compressor using an electric motor. A temperature of rechargeable vehicle batteries of an alternate power unit of the vehicle is managed and maintained at a predetermined desired temperature.

CONTROL DEVICE, VEHICLE, CONTROL SYSTEM, PROGRAM, AND CONTROL METHOD

A control device is configured to control a vehicle in which an engine is able to be started in response to a request signal transmitted from the outside of the vehicle. The control device includes a controller. The controller acquires the result of detection about the vehicle state of the vehicle from a first sensor group including one or more sensors able to detect the vehicle state of the vehicle before the engine of the vehicle is started in response to the request signal, starts the engine in a case where the vehicle state satisfies a first condition including a condition relating to a range of a transmission of the vehicle, and does not start the engine in a case where the vehicle state does not satisfy the first condition. 1. A control device configured to control a vehicle in which an engine is able to be started in response to a request signal transmitted from an outside of the vehicle , the control device comprising a controller ,wherein the controller acquires a result of detection about a vehicle state of the vehicle from a first sensor group including one or more sensors able to detect the vehicle state of the vehicle before the engine of the vehicle is started in response to the request signal, starts the engine in a case where the vehicle state satisfies a first condition including a condition relating to a range of a transmission of the vehicle, and does not start the engine in a case where the vehicle state does not satisfy the first condition.2. The control device according to claim 1 , wherein the first condition includes a condition that a parking range is on and ranges other than the parking range are off in transmission range settings of the vehicle.3. The control device according to claim 1 , wherein the first condition includes a condition that any one of a condition that a parking range is on and ranges other than the parking range are off in transmission range settings of the vehicle and a condition that a neutral range is on claim 1 , ...

Control device of vehicle and control method of vehicle

A control device of a vehicle includes: a first gear connected to a crankshaft of an engine; a second gear capable of engaging the first gear; an actuator configure to move the second gear up to a position where the second gear engages the first gear; a motor configured to cause the second gear to rotate; and a controller configured to, when the engine is cranked by driving of the motor in response to elapsing of a predefined period after the actuator is actuated in response to a startup request signal of the engine, adjust a length of the predefined period on the basis of an operating state of a driver and a state of the vehicle at the time of reception of the startup request signal.

METHOD AND SYSTEM FOR PRODUCING AN ACTIVE SHORT CIRCUIT CONDITION IN AN ELECTRIC MOTOR OF A HYBRID ELECTRIC VEHICLE

A method for producing an active short circuit condition in an electric motor of a hybrid electric vehicle including a traction battery, an inverter having switches in communication with the electric motor and the traction battery, and an inverter controller in communication with the inverter and configured to generate driver signals to operate the switches to produce three-phase alternating current for the electric motor to drive a vehicle propulsion system or to produce direct current for charging the traction battery. The method includes determining an electric motor speed threshold, wherein the electric motor speed threshold is continuously variable, comparing a monitored speed to the speed threshold, and generating, in response to the monitored speed exceeding the speed threshold, driver signals to operate the switches to produce an active short circuit condition in the electric motor to prevent overcharging of the traction battery. 1. A method for producing an active short circuit condition in an electric motor of a hybrid electric vehicle including a traction battery , an inverter having a plurality of switches in electrical communication with the electric motor and the traction battery , and an inverter controller in electrical communication with the inverter and configured to generate driver signals to operate the plurality of switches of the inverter to produce three-phase alternating current for the electric motor to drive a vehicle propulsion system or to produce direct current for charging the traction battery , the method comprising:determining an electric motor speed threshold, wherein the electric motor speed threshold is continuously variable;comparing a monitored speed of the electric motor to the electric motor speed threshold; andgenerating in response to the monitored speed of the electric motor exceeding the electric motor speed threshold, driver signals to operate the plurality of switches of the inverter to produce an active short circuit ...

ENGINE CONTROL METHOD AND VEHICLE TRAVELING CONTROL DEVICE

An engine control method includes determining an intention of a driver for acceleration during vehicle traveling, stopping fuel supply to an engine when a determination is made that the driver does not have the intention for acceleration, detecting a speed of the vehicle during inertial traveling, with fuel supply to the engine kept stopped, permitting restart of the engine when a determination is made that the driver has the intention for acceleration after stopping the fuel supply to the engine, prohibiting the restart of the engine until an engine rotational speed drops to or below a predetermined rotational speed threshold, even when the restart of the engine is permitted, restarting the engine after the engine rotational speed drops to or below the predetermined rotational speed threshold, and changing the rotational speed threshold depending on the detected speed. The rotational speed threshold increases with increase in the detected speed. 1. An engine control method , comprising:determining an intention of a driver for acceleration during vehicle traveling;stopping fuel supply to an engine when a determination is made that the driver does not have the intention for acceleration;detecting a speed of the vehicle during inertial traveling, with fuel supply to the engine kept stopped;permitting restart of the engine when a determination is made that the driver has the intention for acceleration after stopping the fuel supply to the engine;prohibiting the restart of the engine until an engine rotational speed drops to or below a predetermined rotational speed threshold, even when the restart of the engine is permitted; andrestarting the engine after the engine rotational speed drops to or below the predetermined rotational speed threshold; andchanging the rotational speed threshold depending on the detected speed,wherein the rotational speed threshold increases with increase in the detected speed.2. (canceled)3. The engine control method according to claim 1 , ...

METHODS AND SYSTEM FOR AUTOMATICALLY STOPPING AN ENGINE

Systems and methods for operating a spark ignition engine that includes a particulate filter in the engine's exhaust system are described. In one example, a threshold temperature at which the spark ignition engine may be automatically stopped is adjusted according to an amount of soot that is stored in the particulate filter. 1. An engine operating method , comprising:adjusting an automatic engine stopping engine temperature threshold as a function of an amount of soot stored in a particulate filter via a controller; andautomatically stopping an engine responsive to an engine temperature being greater than or equal to the automatic engine stopping engine temperature threshold.2. The method of claim 1 , further comprising operating an engine at a temperature above the automatic engine stopping engine temperature threshold.3. The method of claim 1 , where adjusting the automatic engine stopping engine temperature threshold includes decreasing the automatic engine stopping engine temperature threshold as the amount of soot stored in the particulate filter increases.4. The method of claim 1 , where adjusting the automatic engine stopping engine temperature threshold includes increasing the automatic engine stopping engine temperature threshold as the amount of soot stored in the particulate filter decreases.5. The method of claim 1 , where the particulate filter is in an exhaust system of a spark ignition engine.6. The method of claim 1 , where automatically stopping the engine includes ceasing fuel flow to the engine.7. The method of claim 1 , further comprising estimating the amount of soot stored in the particulate filter via a pressure drop across the particulate filter.8. An engine operating method claim 1 , comprising:automatically stopping an engine only when a temperature of the engine is greater than a first temperature before regeneration of a particulate filter; andautomatically stopping the engine only when the temperature of the engine is greater than a ...

System and method for controlling engine for industrial vehicle

According to a system and a method for controlling an engine for an industrial vehicle according to an exemplary embodiment of the present specification, a control unit acquires state information of the industrial vehicle, accurately determines a state of the industrial vehicle based on the acquired state information, and controls whether to start or stop the engine in an idle state.

Diagnostic System for a Vehicle

A vehicle that includes a chassis, wheels, a drivetrain including an engine and a transmission, and a brake system. The vehicle also has a vehicle control system that includes controllers for the engine, the transmission controller, and the brake system, a vehicle network connected to the controllers to permit communication to and from these components, and a primary vehicle controller connected to the network and configured to communicate with the controllers. The vehicle further includes a vehicle diagnostic system that is connected to the network and configured to communicate with the various controllers. The diagnostic system is configured to operate in a diagnostic mode, in which the diagnostic system is configured to display diagnostic information from one or more of the controllers. The diagnostic system may further be configured to operate in a display mode, where the vehicle diagnostic system is configured to display operating information regarding the vehicle. 127-. (canceled)28. A vehicle comprising:a chassis;a plurality of wheels connected to the chassis;a vehicle control system comprising a plurality of controllers configured for controlling different components of the vehicle, a vehicle network connected to the controllers and configured to permit communication to and from the controllers, and a primary vehicle controller connected to the vehicle network and configured to communicate with the controllers; anda vehicle diagnostic system comprising a memory, a processor, and a display, the vehicle diagnostic system connected to the vehicle network and configured to communicate with the controllers and the primary vehicle controller, wherein the vehicle diagnostic system is configured to operate in a diagnostic mode, in which the vehicle diagnostic system is configured to display diagnostic information from one or more of the controllers,wherein the vehicle diagnostic system is configured for transmitting a first signal to force a first output from the ...

METHOD FOR CONTROLLING AN AUTO-STOP START SYSTEM OF A VEHICLE

A method for controlling an auto-stop start system of a vehicle includes sending a message to an operator of the vehicle requesting the operator to perform an action for enabling activation of an auto-stop start function of the auto-stop start system, and provided that such a requested action is identified to have been performed, enabling activation of the auto-stop start function. 1. A method for controlling an auto-stop start system of a vehicle , the method comprising sending a message to an operator of the vehicle requesting the operator to perform an action for enabling activation of an auto-stop start function of the auto-stop start system , and provided that such a requested action is identified to have been performed , enabling activation of the auto-stop start function.2. The method according to claim 1 , further comprising measuring a velocity of the vehicle and provided that the measured vehicle velocity is below a threshold value claim 1 , sending the message to the operator.3. The method according to claim 2 , further comprising sending the message provided that the vehicle has stopped.4. The method according to claim 1 , further comprising requesting the operator to operate the vehicle in a predetermined way for enabling activation of the auto-stop start function.5. The method according to claim 1 , further comprising requesting the operator to apply a brake pressure above a threshold value for enabling activation of the auto-stop start function.6. The method according to claim 1 , further comprising requesting the operator to increase a brake pressure for enabling activation of the auto-stop start function.7. The method according to claim 5 , further comprising requesting the operator to apply the requested brake pressure during a time period longer than a predetermined time period for enabling activation of the auto-stop start function.8. The method according to claim 5 , further comprising measuring a brake pressure of the vehicle and requesting the ...

Vehicle propulsion systems and methods

A host vehicle includes a combustion engine configured to provide a propulsion torque to satisfy a propulsion demand. The vehicle also includes at least one sensor configured to detect a position of a reference vehicle. A vehicle controller is programmed to determine a path between a current host vehicle location and an upcoming intersection. The controller is also programmed to forecast a path clearance time at which the host vehicle is able to traverse the intersection in response to sensor data indicating the reference vehicle moving within the path ahead of the host vehicle. The controller is further programmed to deactivate the engine prior to a host vehicle stop based on the path clearance time being greater than a time threshold.

STARTING A MOTOR VEHICLE DRIVE UNIT

The present disclosure pertains to remote starting of a drive unit in a stationary motor vehicle. The drive unit includes one or more driving wheels, a clutch and a gearbox for coupling and decoupling the drive unit and the driving wheels. A starting signal is received by a control unit. The control unit only starts the drive unit in response to the received starting signal when it is detected that the drive unit and the driving wheel arrangement are decoupled and/or that the motor vehicle is at a standstill. 111-. (cancelled)12. A method for starting a drive unit of a motor vehicle having a driving wheel , a clutch and a gearbox for coupling and decoupling the drive unit and the one or more driving wheels , wherein the method comprising:receiving a starting signal from a transmitter remote from the vehicle;detecting a vehicle state;starting the drive unit in response to the starting signal only when the vehicle state comprises at least one of a decoupled state wherein the drive unit is decoupled from the driving wheel, or a braking state wherein the motor vehicle is at a standstill.13. The method according to claim 12 , wherein one of the following decoupled states is detected: detecting when the clutch is opened claim 12 , detecting when the gearbox is decoupled claim 12 , or detecting when the clutch is opened and the gearbox is decoupled.14. The method according to claim 12 , further comprising decoupling the drive unit and the driving wheel in response to the vehicle receiving the starting signal.15. The method according to claim 14 , wherein decoupling the drive unit and the driving wheel comprises operating a clutch actuator to open the clutch.16. The method according to claim 12 , wherein one of the following braking states state is detected: determining that at least one brake of the motor vehicle is closed.17. The method according to claim 14 , further comprising closing at least one brake of the motor vehicle in response to the vehicle receiving the ...

Automatic engine-stop control device for vehicle

An automatic engine-stop control device for a vehicle has a coast stop controlling section that stops an engine during a running of the vehicle when a predetermined condition is satisfied, a deceleration detecting section that detects a deceleration level of the vehicle, and an engine-stop time limiting section that limits a time length for which the coast stop controlling section keeps the engine in a stopped state if the deceleration level is smaller than or equal to a predetermined value.

CONTROL SYSTEM FOR A VEHICLE AND METHOD

A motor vehicle stop/start control system for controlling at least a portion of a powertrain of a vehicle, the system being configured to: receive speed information indicative of vehicle speed; and receive brake information indicative that a braking system has been activated to apply brake torque; wherein the control system is further configured to cause an engine of the motor vehicle to be switched off when a first set of predetermined conditions are met, the first set of conditions including the conditions that the brake information indicates that the braking system is active and the speed information indicates that vehicle speed is a below a predetermined engine-off speed, the engine-off speed being determined by the control system at least in part by reference to information received by the control system. 1. A vehicle comprising: receive speed information indicative of vehicle speed;', 'receive brake information indicative that a braking system has been activated to apply brake torque; and', 'cause an engine of the motor vehicle to be switched off when a first set of predetermined conditions are met, the first set of predetermined conditions including the brake information indicating that the braking system is active and the speed information indicating that the vehicle speed is a below an engine-off speed, the engine-off speed being determined by the control system at least in part by reference to information received by the control system; and', 'an electric pump for changing gear while the engine is switched off., 'a stop/start control system for controlling at least a portion of a powertrain of the vehicle, the control system being configured to2. A vehicle according to whereinthe control system is configured to receive drive demand information indicative of an amount of drive demanded of the powertrain of the vehicle, andthe first set of conditions further includes the drive demand information indicating that positive drive is not being demanded of the ...

METHODS AND SYSTEM FOR OPERATING AN ENGINE

Systems and methods for operating an engine of a vehicle that may be automatically stopped and started are disclosed. In one example, a speed at which a vehicle system induced automatic engine stop inhibit request is cleared may be adjusted to permit automatic engine stopping during a wide variety of driving conditions so that fuel may be conserved and the possibility of disturbing vehicle occupants may be reduced. 1. An engine operating method , comprising:automatically stopping an engine;automatically starting the engine after automatically stopping the engine in response to a vehicle system induced automatic engine stop inhibit request; andadjusting a vehicle speed at which the vehicle system induced automatic engine stop inhibit request is cancelled responsive to a lowest vehicle speed achieved while the engine was automatically stopped.2. The method of claim 1 , further comprising adjusting the vehicle speed at which the vehicle system induced automatic engine stop inhibit request is cancelled responsive to a predetermined offset vehicle speed.3. The method of claim 1 , where the vehicle system induced automatic engine stop inhibit request is asserted to automatically start the engine.4. The method of claim 3 , where the vehicle system induced automatic engine stop inhibit is asserted in response to a battery state of charge.5. The method of claim 3 , where the vehicle system induced automatic engine stop inhibit is asserted in response to a low vacuum level.6. The method of claim 3 , where the vehicle system induced automatic engine stop inhibit is asserted in response to a vehicle passenger cabin climate control device request.7. The method of claim 3 , where the vehicle system induced automatic engine stop inhibit is asserted in response to a steering angle that is greater than a threshold.8. The method of claim 1 , further comprising cancelling the vehicle system induced automatic engine stop inhibit request in response to a speed of a vehicle exceeding the ...

COORDINATED ACTUATION OF VEHICLE STOP MODES

A vehicle includes an engine operable in an auto stop-start (SS) mode. The engine is adapted to auto stop and auto start in the SS mode. The vehicle further includes a transmission operable in an idle load reduction (ILR) mode. In the ILR mode, engagement of a forward clutch is disposed in an alternate first gear state. A controller is operably connected to the engine and the transmission. The controller is programmed to command the engine to operate in the SS mode when a speed of the vehicle is below a predetermined threshold unless one or more SS inhibit conditions are present. The controller is further programmed to, when one or more SS inhibit conditions are present, inhibit operation of the engine in the SS mode and to command the transmission to operate in the ILR mode unless one or more ILR inhibit conditions are present. 1. A vehicle comprising:an engine operable in an auto stop-start (SS) mode, wherein the engine is configured to auto stop and auto start in the SS mode;a transmission operable in an idle load reduction (ILR) mode, wherein engagement of a forward clutch is disposed in an alternate first gear state in the ILR mode; anda controller operably connected to the engine and the transmission, wherein the controller is configured to command the engine to operate in the SS mode when a speed of the vehicle is below a predetermined threshold unless one or more SS inhibit conditions are present, and wherein the controller is further configured to, when one or more SS inhibit conditions are present, inhibit operation of the engine in the SS mode and to command the transmission to operate in the ILR mode unless one or more ILR inhibit conditions are present.2. The vehicle of claim 1 , wherein in the alternate first gear state claim 1 , the forward clutch is disposed in a slipping engagement.3. The vehicle of claim 1 , wherein in the alternate first gear state claim 1 , the forward clutch is disengaged from a vehicle drivetrain to operate the transmission in ...

CONTROLLER FOR HYBRID VEHICLE

A controller includes an engine controlling section and a motor-generator controlling section. The controller is configured to use the engine controlling section and the motor-generator controlling section to execute an intermittent stop control, a temperature increase control, an intermittent stop prohibition control, and a motoring control. The intermittent stop control automatically stops and restarts operation of an internal combustion engine. The temperature increase control increases the temperature of a filter in the exhaust passage to a temperature at which PM can be burned. The intermittent stop prohibition control prohibits stop of the operation of the internal combustion engine by the intermittent stop control until the temperature increase control is completed. The motoring control drives the output shaft of the internal combustion engine by the motor-generator, thereby forcibly rotating the internal combustion engine. 1. A controller configured to control a hybrid vehicle , the hybrid vehicle having a battery that is charged with power generated by a motor-generator using output of an internal combustion engine , the controller comprising:an engine controlling section configured to control the internal combustion engine; anda motor-generator controlling section configured to control the motor-generator, wherein execute an intermittent stop control of automatically stopping and restarting operation of the internal combustion engine,', 'execute a temperature increase control of increasing the output of the internal combustion engine to increase an amount of generated heat and increasing an amount of power generated by the motor-generator, thereby increasing a temperature of a filter provided in an exhaust passage of the internal combustion engine to a temperature at which particulate matter can be burned,', 'execute an intermittent stop prohibition control of prohibiting stop of the operation of the internal combustion engine from when the temperature ...