СПОСОБ УПРАВЛЕНИЯ ТРАНСПОРТНЫМ СРЕДСТВОМ

Группа изобретений относится к области транспортного машиностроения. Варианты способа управления транспортным средством содержат этапы, на которых: управляют вспомогательным устройством для накопления энергии в устройстве накопления энергии в зависимости от работы двигателя в нормальном режиме; управляют вспомогательным устройством, приводимым в действие устройством накопления энергии, для подачи крутящего момента на коленчатый вал в зависимости от работы в режиме VDE. Транспортное средство содержит двигатель, вспомогательное устройство и контроллер. Двигатель работает в режиме переменного рабочего объема. Вспомогательное устройство соединено с коленчатым валом двигателя. Контроллер выполнен с возможностью работы вспомогательного устройства для подачи крутящего момента на коленчатый вал, когда двигатель работает в режиме VDE в зависимости от потребности в крутящем моменте и числе оборотов двигателя. Достигается улучшение надежности работы двигателя транспортного средства с переменным рабочим ...

СИСТЕМА И СПОСОБ ДЛЯ ДИАГНОСТИКИ АКТИВНОЙ ОПОРЫ ДВИГАТЕЛЯ

Предложены способы и системы для диагностики того, функционируют ли активные опоры двигателя, выполненные с возможностью изолирования вибрации двигателя от кабины и шасси транспортного средства, требуемым образом. В одном примере способа определяют деградацию активной опоры двигателя посредством возбуждения событий ухудшенного сгорания в предварительно выбранном цилиндре двигателя и эксплуатируют указанную активную опору двигателя в нескольких режимах, при этом определение осуществляют по величине вибрации шасси транспортного средства в каждом из режимов. За счет отслеживания вибраций шасси в зависимости от возбуждаемых событий ухудшенного сгорания, а также в связи с управлением активными опорами двигателя в нескольких режимах могут указывать, функционируют ли активные опоры двигателя требуемым образом. Технический результат: создание системы диагностики, которая позволяет периодически определять то, функционируют ли одна или более активных опор двигателя в транспортном средстве требуемым ...

УСТРОЙСТВО РУЛЕВОГО УПРАВЛЕНИЯ И СПОСОБ РУЛЕВОГО УПРАВЛЕНИЯ

Группа изобретений относится к устройству и способу рулевого управления транспортным средством, включающим в себя функцию сокращения холостого хода для остановки холостого хода двигателя 91 и повторного запуска двигателя 91, когда транспортное средство начинает движение. Когда двигатель 91 находится в рабочем состоянии, муфта расцепляется, и управление приведением в действие поворотного исполнительного механизма выполняется, а когда двигатель 91 находится в остановленном состоянии, муфта вводится в зацепление, и управление приведением в действие поворотного исполнительного механизма прекращается. Разъединенное состояние муфты поддерживается, когда работа двигателя 91 на холостом ходу прекращается посредством функции сокращения холостого хода. Обеспечивается способствование большей тишине во внутреннем пространстве транспортного средства в режиме сокращения холостого хода. 2 н. и 7 з.п. ф-лы, 10 ил.

УСТРОЙСТВО УПРАВЛЕНИЯ ДЛЯ АВТОМАТИЧЕСКОЙ ТРАНСМИССИИ

Изобретение относится к области транспорта, а именно к системам и устройствам управления для автоматической трансмиссии. Устройство содержит: фрикционный элемент зацепления, средство определения начала зацепления, средство запрещения определения для запрещения определения средством определения начала зацепления. Средство определения начала зацепления для определения того, что фрикционный элемент зацепления начал зацепление. В случае если нагрузка электромотора увеличивается на предварительно определенную величину, во время управления числом оборотов, при котором число оборотов входного вала автоматической трансмиссии управляется до предварительно определенного целевого числа оборотов, и когда выбирается диапазон движения, и фрикционный элемент зацепления в состоянии расцепления зацепляется. Средство запрещения определения для запрещения определения средством определения начала зацепления до определения того, что фрикционный элемент зацепления начал зацепление. В случае если возникает переключение ...

СПОСОБ И УСТРОЙСТВО ДЛЯ УПРАВЛЕНИЯ ОБОРОТАМИ ДВИГАТЕЛЯ НА ХОЛОСТОМ ХОДУ

Изобретение относится к электронному управлению автомобилем. Способ управления оборотами двигателя на холостом ходу, предусматривает получение запроса на включение потребителя электроэнергии и управление этим потребителем, регулирование угла опережения зажигания двигателя на холостом ходу, регулирование подачи воздуха через дроссель для регулирования фактических оборотов двигателя и прекращение регулирования подачи воздуха, когда фактические обороты двигателя достигнут первого целевого значения на холостом ходу. Управление потребителем электроэнергии, регулирование угла опережения зажигания, регулирование и прекращение регулирования подачи воздуха предусматривает управление включением реле, если потребитель электроэнергии является потребителем с релейным управлением. Увеличивают угол опережения зажигания двигателя на холостом ходу до оптимального угла, уменьшают количество подаваемого воздуха и прекращают уменьшение количества подаваемого воздуха, когда фактические обороты двигателя достигнут ...

СПОСОБ ДЛЯ ТРАНСПОРТНОГО СРЕДСТВА (ВАРИАНТЫ) И СПОСОБ ДЛЯ ТРАНСПОРТНОГО СРЕДСТВА С ГИБРИДНЫМ ПРИВОДОМ

... 1. Способ для транспортного средства, включающий в себя этап, на котором:при работе транспортного средства избирательно инициируют процедуру бортовой диагностики на основании спрогнозированных условий работы двигателя, причем прогнозирование основано на определяемом стиле вождения водителя транспортного средства.2. Способ по п. 1, в котором работа транспортного средства включает в себя движение транспортного средства, при этом избирательное инициирование на основании спрогнозированных условий работы двигателя включает в себя этап, на котором избирательно инициируют на основании спрогнозированных условий работы двигателя относительно одного или более из начальных условий и условий выполнения процедуры диагностики.3. Способ по п. 2, в котором избирательное инициирование включает в себя этап, на котороминициируют процедуру диагностики, если спрогнозированные условия работы двигателя соответствуют каждому из начальных условий и условий выполнения процедуры диагностики; изадерживают инициирование ...

СПОСОБ УПРАВЛЕНИЯ ТРАНСПОРТНЫМ СРЕДСТВОМ

СПОСОБ И СИСТЕМА ДЛЯ ОБЕСПЕЧЕНИЯ СОДЕЙСТВИЯ КРУТЯЩЕМУ МОМЕНТУ, А ТАКЖЕ ДВИГАТЕЛЬ, СОДЕРЖАЩИЙ ТАКУЮ СИСТЕМУ

СПОСОБ (ВАРИАНТЫ) И СИСТЕМА ДЛЯ ПРОДУВКИ ОХЛАДИТЕЛЯ НАДДУВОЧНОГО ВОЗДУХА ОТ КОНДЕНСАТА

СИСТЕМА И СПОСОБ ДЛЯ УПРАВЛЕНИЯ ТРАНСМИССИЕЙ ВО ВРЕМЯ ОСТАНОВОК И ЗАПУСКОВ ДВИГАТЕЛЯ ДЛЯ КОЛЕСНОГО ТРАНСПОРТНОГО СРЕДСТВА

КОМПЬЮТЕР И СПОСОБ ДЛЯ КОНТРОЛЯ РАЗРЫВА ШИН

СИСТЕМА И СПОСОБ ДЛЯ ДИАГНОСТИКИ АКТИВНОЙ ОПОРЫ ДВИГАТЕЛЯ

THIN SECTION MANUFACTURE DEVICE

METHOD AND DEVICE FOR CONTROLLING ENGINE IDLING ROTATIONAL SPEED

METHODS AND SYSTEM FOR OPERATING AN ENGINE

차량

... 본 발명은 배터리의 방전을 회피하면서도, 출력이 작은 내연 기관으로 작업 장치를 사용한 원활한 작업 주행이 가능해지는 하이브리드 작업차를 제공하는 것이다. 하이브리드 작업차가, 동력 전달 수단(1)을 통해 주행 장치(2)와 작업 장치(9)에 구동력을 공급하는 내연 기관(E), 배터리(B)에 의해 구동하는 모터 제너레이터(4)와, 상기 내연 기관(E)이 받는 회전 부하의 증대를 나타내는 부하 정보를 생성하는 부하 정보 생성부(51)와, 상기 회전 부하의 증대를 해소하기 위해, 모터 어시스트 제어를, 변속 장치(10)의 변속비를 내림으로써 내연 기관을 어시스트하는 기계 어시스트 제어에 우선하여 실행시키는 어시스트 제어 결정부(50)를 구비하고 있다.

배기가스 스트림 내의 물질의 농도/분율 조절

... 본 발명은, 클러치 장치를 통해 변속기에 연결될 수 있는 연소 엔진을 포함하는 구동계 및 상기 연소 엔진으로부터 나오는 배기가스 스트림을 제거하기 위해 배치된 배기 시스템을 포함하는 자동차의 배기가스 스트림에 포함된 하나 또는 다수의 물질의 농도/분율을 조절하기 위한 방법에 관계된 것으로서, 이 방법은, 상기 배기가스 스트림에 포함된 하나 또는 다수의 물질 TEx의 농도/분율 CEx/XEx를 조절하기 위해서, 하나 또는 다수의 제1 파라미터 P1에 기초하여 관성 주행(coasting)의 활성화 또는 비활성화를 위해 상기 구동계를 제어하는 단계를 포함하고, 상기 하나 또는 다수의 제1 파라미터 P1 중 적어도 하나는 상기 배기가스 스트림 내의 제1 농도/분율 C1/X1과 기준 농도/분율 CRef/XRef 사이의 제1 농도/분율 차이이다. 또한, 본 발명은 컴퓨터 프로그램, 컴퓨터 프로그램 제품, 시스템 및 이러한 시스템을 포함하는 자동차에도 관계된 것이다.

SYSTEMS AND METHODS FOR DETERMINING IRREGULAR FUEL REQUESTS DURING ENGINE IDLE CONDITIONS

Methods for determining an irregular fuel request (IFR) for vehicle engines coupled to driveshafts via clutched transmissions are provided and include: determining an idle condition of the engine, generating one or more fuel requests during the idle condition, and determining an IFR based on a clutch control parameter and a fuel request generated during the idle condition. The idle condition of the engine is determined based on a vehicle speed and an engine speed if the vehicle speed and engine speed are below respective thresholds. An IFR is determined if a fuel request falls outside a range, and/or if the clutch control parameter is such that the clutch does not substantially impart load to the engine. The idle fuel request range is determined based on a combustion mode of the engine and/or a gear state of the transmission. The method further includes implementing a control action after determining an IFR.

Method of controlling aspirator motive flow

Methods and systems are provided for controlling an aspirator shut-off valve in an engine of a hybrid vehicle. One example method includes opening the aspirator shut-off valve following a shut-down command to the engine when engine speed is between a first engine speed and a second engine speed, the first engine speed being lower than an idle speed and the second engine speed occurring before an imminent engine stop. The example method further includes not opening the aspirator shut-off valve between the first engine speed and the second engine speed if an oxygen content of an emission control device is at or near a threshold.

Vehicle control apparatus

A control apparatus for an electric vehicle provided with an electric motor serving as a drive power source, and a step-variable transmission disposed in a power transmitting path between the electric motor and drive wheels, the control apparatus having a first control mode in which acceleration and deceleration of the vehicle are controlled on the basis of operations by an operator of the vehicle to accelerate and decelerate the vehicle, and a second control mode in which the acceleration and deceleration of the vehicle are automatically adjusted according to a target running state of the vehicle, irrespective of the operations of the operator, the control apparatus including a shift-down action initiating condition setting portion configured to set a shift-down action initiating condition for initiating a shift-down action of the step-variable transmission during a regenerative decelerating run of the vehicle, according to a torque-related value related to a regenerative torque generated ...

DRIVE TRAIN FOR A VEHICLE

A vehicle is operable in three modes of operation. The vehicle includes a first electromagnetic device, a second electromagnetic device electrically coupled to the first electromagnetic device, and an engine coupled to the first electromagnetic device and configured to drive the first electromagnetic device to provide electrical energy. In each of the three modes of operation, whenever the engine drives the first electromagnetic device to provide the electrical energy, the first electromagnetic device operates without providing the electrical energy to an energy storage device.

ГИБРИДНОЕ ТРАНСПОРТНОЕ СРЕДСТВО

Изобретение относится к гибридным транспортным средствам. Гибридное транспортное средство содержит систему изменения температуры всасываемого воздуха во время остановки двигателя и контроллер, выбирающий двигатель в качестве силового устройства, когда запрашиваемая нагрузка выше пороговой нагрузки, и выбирающий электромотор, когда запрашиваемая нагрузка равна или ниже пороговой. Контроллер устанавливает пороговую нагрузку в соответствии с SOC аккумулятора и уменьшает пороговую нагрузку, когда SOC является более низким. Регулируют температуру всасываемого воздуха во время остановки двигателя и устанавливают целевую температуру всасываемого воздуха в соответствии с SOC и увеличивают целевую температуру всасываемого воздуха, когда SOC является более низким, в заданном диапазоне. Повышается стабильность сгорания в двигателе. 5 з.п. ф-лы, 11 ил.

АНАЛИЗ ВЫХЛОПНОГО ГАЗА

Изобретение относится к способу и системе анализа выхлопного газа, для управления транспортным средством. Система, осуществляющая способ анализа выхлопного газа, для управления транспортным средством, содержит компьютер, запрограммированный передавать сообщение из транспортного средства на второе транспортное средство, включающее в себя запрос анализировать выхлопной газ. Принимать сообщение на транспортном средстве из второго транспортного средства, включающее в себя анализ выхлопного газа. Управлять транспортным средством на основании анализа выхлопного газа. Обеспечивается безопасная и эффективная эксплуатация транспортного средства. 2 н. и 18 з.п. ф-лы, 7 ил.

СПОСОБ (ВАРИАНТЫ) И СИСТЕМА ДЛЯ ПРОДУВКИ ОХЛАДИТЕЛЯ НАДДУВОЧНОГО ВОЗДУХА ОТ КОНДЕНСАТА

Изобретение может быть использовано в двигателях внутреннего сгорания с наддувом. Способ для двигателя (201) с наддувом заключается в том, чтопри превышении порогового уровня конденсата в охладителе (80) наддувочного воздуха двигатель (210) приводят во вращение в реверсивном направлении без подачи в него топлива. Направляют поток сжатого воздуха из впускного коллектора (44) двигателя в сторону впускного воздушного фильтра (67) через охладитель (80) наддувочного воздуха. Раскрыты способ (варианты) для двигателя с наддувом и система гибридного транспортного средства. Технический результат заключается в предотвращении числа пропусков зажигания в двигателе. 3 н. и 16 з.п. ф-лы, 8 ил.

УСТРОЙСТВО УПРАВЛЕНИЯ И СПОСОБ УПРАВЛЕНИЯ ДЛЯ ТРАНСПОРТНОГО СРЕДСТВА С ГИБРИДНЫМ ПРИВОДОМ

Изобретение относится к управлению пуском двигателя внутреннего сгорания в транспортном средстве с гибридным приводом, включает в себя каталитический нейтрализатор для очистки выхлопного газа в выхлопном канале. Устройство управления двигателем внутреннего сгорания выполнено с возможностью непрерывно вращать двигатель внутреннего сгорания в течение заданного промежутка времени после пуска двигателя. Устройство управления двигателем внутреннего сгорания запрещает отсечку топлива в пределах заданного промежутка времени после пуска двигателя, подавляя, тем самым, частое повторение пуска и остановки двигателя внутреннего сгорания вследствие приведения в действие педали акселератора, и подавляя накопление кислорода в каталитическом нейтрализаторе для очистки выхлопного газа, соответствующем отсечке топлива. Техническим результатом является предотвращение частого повторения пуска и остановки двигателя внутреннего сгорания, обеспечение рабочих характеристик очистки выхлопных газов во время повторного ...

СПОСОБ И СИСТЕМА ДЛЯ ЭКСПЛУАТАЦИИ ДВИГАТЕЛЯ

Hybridfahrzeug und Steuerverfahren für Hybridfahrzeug

Maschinenanlassen bei kalter Temperatur

Ein Verfahren zum Anlassen eines Fahrzeugs kann das Bereitstellen von Leistung zu einem Motor aufweisen, um den Motor mit einer Drehzahl zu drehen, die mindestens gleich einer Zielmaschinenanlassdrehzahl ist, während eine Kupplung, die ausgelegt ist, um eine Maschine und einen Motor zu kuppeln, offen ist. Das Verfahren kann auch als Reaktion auf das Erreichen der Drehzahl durch den Motor das Abschalten der Leistung zu dem Motor und das Verriegeln der Kupplung zum Kuppeln von Rotationsträgheiten des Motors sowie eines Getriebe mit der Maschine zum Anlassen der Maschine aufweisen.

FAHRZEUGSTEUERUNGSVORRICHTUNG

Eine Fahrzeugsteuerungsvorrichtung umfasst eine erste Steuerungssektion, die ein Fahrzeug durch Lösen der Kupplungsvorrichtung des Fahrzeugs von einem normalen Fahrzustand auf einen Segelzustand umschaltet, wenn eine vorbestimmte Ausführungsbedingung erfüllt ist, eine zweite Steuerungssektion, die den Segelzustand aufhebt, wenn eine Bremsoperation oder eine Beschleunigeroperation durch einen Fahrzeugfahrer durchgeführt wird, während sich das Fahrzeug im Segelzustand befindet, und eine Betätigungsausmaßbestimmungssektion, die bestimmt, ob ein Betätigungsausmaß einer Bremsoperation oder einer Beschleunigeroperation, die durchgeführt wird, während sich das Fahrzeug im Segelzustand befindet, einen Aufhebungsschwellenwert übersteigt oder nicht. Die zweite Steuerungssektion hebt den Segelzustand auf, wenn das Betätigungsausmaß bestimmt wird, den Aufhebungsschwellenwert zu übersteigen, und hebt den Segelzustand nicht auf, wenn das Betätigungsausmaß bestimmt wird, den Aufhebungsschwellenwert nicht ...

Antriebssystem für ein Hybridfahrzeug sowie Verfahren zum Betreiben eines solchen Antriebssystems

Die Erfindung betrifft ein Antriebssystem für ein Hybridfahrzeug, mit einem Verbrennungsmotor, der eine Verbrennungsmotorwelle aufweist und antreiben kann, einem Automatikgetriebe, das antriebsseitig eine koaxial zur Verbrennungsmotorwelle angeordnete Getriebe-Eingangswelle und abtriebsseitig eine koaxial zur Verbrennungsmotorwelle angeordnete Getriebe-Ausgangswelle aufweist, einer Getriebekupplung zum Koppeln oder Entkoppeln der Getriebe-Eingangswelle und der Getriebe-Ausgangswelle, einer Schwungmassen-Antriebseinheit, die axial zwischen dem Verbrennungsmotor und dem Automatikgetriebe angeordnet ist sowie eine koaxial zur Verbrennungsmotorwelle angeordnete Zwischenwelle aufweist, einer ersten Kupplung zum Koppeln oder Entkoppeln der Verbrennungsmotorwelle und der Zwischenwelle, einer zweiten Kupplung zum Koppeln oder Entkoppeln der Zwischenwelle und der Getriebe-Eingangswelle sowie einer Elektromaschine, die auf der Getriebe-Eingangswelle sitzt und diese in einem Motorbetrieb antreiben ...

Verfahren und Systeme zum Starten einer Kraftmaschine

Es werden Verfahren und Systeme zum Verbessern von Kraftmaschinenneustartbetrieb in einem Hybridfahrzeug bereitgestellt. Während eine Kraftmaschine über Motordrehmoment angeschleppt wird, wird Kraftstoffzufuhr zur Kraftmaschine so lange verzögert, bis die Kraftmaschinendrehzahl ausreichend hoch ist und sich die Kraftmaschine für eine Schwellendauer kontinuierlich in einer Vorwärtsrichtung gedreht hat. Eine Trennkupplung zwischen der Kraftmaschine und dem Motor wird rutschen gelassen, während die Kraftmaschine angedreht wird, wobei die Kupplung erst nach Hochfahren der Kraftmaschine auf Motordrehzahl eingerückt wird.

Fahrzeugsteuerungsapparat

Steuerungsapparat (40) für ein Elektrofahrzeug (8; 80), das mit einem Elektromotor (M2; MG), der als eine Antriebsleistungsquelle dient, und einem stufenvariablen Getriebe (20; 90), das in einem Leistungsübertragungspfad zwischen dem Elektromotor (M2; MG) und Antriebsrädern (38; 96) angeordnet ist, bereitgestellt ist, wobei der Steuerungsapparat (40) einen ersten Steuerungsmodus aufweist, in dem eine Beschleunigung und Verlangsamung des Elektrofahrzeugs (8; 80) auf der Grundlage von Betätigungen durch einen Bediener des Elektrofahrzeugs (8; 80), um das Elektrofahrzeug (8; 80) zu beschleunigen und zu verlangsamen, gesteuert werden, und einen zweiten Steuerungsmodus, in dem die Beschleunigung und Verlangsamung des Elektrofahrzeugs (8; 80) gemäß einem Sollfahrzustand des Elektrofahrzeugs (8; 80) automatisch angepasst werden, ungeachtet der Betätigungen durch den Bediener, wobei der Steuerungsapparat (40) aufweist:einen Herunterschalten-Tätigkeit-Initiierungsbedingung-Festsetzabschnitt (70) ...

Hybrid drive system for a vehicle and method of operating a hybrid drive system

Echelon parking

Cruise control

Cruise control method monitors vehicle speed for a time period (e.g. monitors wheel speed / engine speed) and implements cruise control if detected vehicle speed is constant / uniform within predetermined limits, for a predetermined time period. The predetermined speed and time period can be variable, and may depend on engine conditions, running conditions, vehicle type, or driver preferences. Cruise control activation may depend on pre-requisite conditions including non-activation of clutch / brake, engine not at idle, engine speed / torque within certain range, vehicle speed above pre-set value, accelerator pedal displaced above pre-set value, or vehicle being in specific forward gears. Cruise speed may be adjusted by movement of accelerator pedal, though small movement may be ignored, and very large movement may deactivate cruise control. Cruise control implementation may be automatic.

THERMAL MANAGEMENT OF HYBRID VEHICLE

An example method includes making a first determination that a load of a cooling system of a vehicle is expected to increase and become greater than a capacity of the cooling system; operating, in response to making the first determination, the vehicle in a first mode where a combustion engine and an electric motor operate such that a charge level of a power supply of the vehicle increases or is maintained above a threshold charge level; making, after operating the vehicle in the first mode, a second determination that the load of the cooling system has become greater than the capacity, of the cooling system; and operating, in response to making the second determination, the vehicle in a second mode where the combustion engine and the electric motor operate such that the charge level of the power supply decreases or is maintained below the threshold charge level.

DUAL CLUTCH POWERTRAIN ARCHITECTURE

A powertrain architecture includes an engine and a transmission coupled through a launch device that is configured to be selectively mechanically coupled to the engine and to the transmission. A ring gear is positioned at least partially around the launch device. An engine lock up clutch mechanically couples the engine to the ring gear. A turbine lock up clutch mechanically couples the launch device to the ring gear. Ancillary devices are provided to receive power from or transmit power to the ring gear. The engine lock up clutch and the turbine lock up clutch selectively engage the ring gear to power at least one ancillary device.

New-energy automobile limping mode control method and system

PROCESS OF MANAGEMENT Of an INSTALLATION Of DRIVE

Procédé de gestion d'une installation d'entraînement (10), notamment d'un véhicule automobile comportant un moteur thermique (12) et au moins une autre unité motrice (28) qui n'est pas un moteur thermique (12), les gaz d'échappement étant traités par un système de post-traitement (16). Selon le procédé on vérifie si le moteur thermique (12) se trouve à un point de fonctionnement avantageux pour le post-traitement, et si le moteur thermique (12) ne s'y trouve pas, on déplace le point de fonctionnement du moteur thermique (12) en utilisant l'autre unité motrice (28) dans une plage définie comme avantageuse pour le post-traitement .

하이브리드 작업 기계의 제어 장치, 하이브리드 작업 기계, 및 하이브리드 작업 기계의 제어 방법

... 하이브리드 작업 기계의 제어 장치는, 배기 가스 처리 장치를 구비하는 내연 기관과, 상기 내연 기관의 출력축에 접속된 발전 전동기와, 상기 발전 전동기가 발전한 전력을 축전하거나, 또는 상기 발전 전동기에 전력을 공급하는 축전 장치를 구비하는 하이브리드 작업 기계를 제어하는 제어 장치에 있어서, 상기 배기 가스 처리 장치에 의해 재생이 행해지는 재생 시인지의 판정을 행하는 판정부와, 상기 배기 가스 처리 장치가 재생을 행하고 있는 것으로 판정된 경우에는, 상기 발전 전동기가 발전을 개시하는 임계값을, 하한값인 최저 발전 토크로 설정하는 임계값 설정부와, 상기 임계값 설정부에 의해 설정된 상기 임계값에 기초하여 상기 발전 전동기를 제어하는 발전 제어부를 구비한다.

METHOD FOR DETERMINING A STATE OF AN INTERNAL COMBUSTION ENGINE OF A VEHICLE WITH A FURTHER MOTOR AND CORRESPONDING DEVICE AND VEHICLE

A state of an internal combustion engine (1) of a vehicle (10) is determined. In this context, the vehicle (10) comprises a further motor (2) for driving the vehicle (10). In order to determine the state, at least one measurement variable from a group is detected, when the group comprises: • an overall distance travelled by the vehicle (10), • a further overall distance travelled by the vehicle (10) during which the internal combustion engine (1) is operational, • a number of starts of the internal combustion engine (1), • an operating period of the internal combustion engine (1) per start of the internal combustion engine (1), • an oil temperature per start of the internal combustion engine (1), • an oil temperature per stop of the internal combustion engine, • a water temperature per start of the internal combustion engine (1), • a water temperature per stop of the internal combustion engine (1) • an oil level in the internal combustion engine (1), • a rotational speed and a load level ...

METHODS AND SYSTEMS FOR PURGING CONDENSATE FROM A CHARGE AIR COOLER

Methods and systems are provided for purging condensate from a charge air cooler towards an intake air filter. In one example, a method may include operating a motor to rotate an engine in reverse and flowing air from the intake manifold to the atmosphere via the charge air cooler to purge condensate towards an intake air filter.

Dynamic allocation of drive torque

A method for operating a powertrain in a hybrid vehicle is provided. The method comprises providing torque to drive the vehicle from both an electric drive and an engine, where engine torque is varied within an allowable range. When operating the engine at an edge of the range, the range may be adjusted based on conditions. In this way, it is possible to compensate for an engine that has a variable maximum torque output depending on operating conditions.

ENGINE VIBRATION SUPPRESSION DEVICE AND SUPPRESSION METHOD THEREOF

A controller ( 20 ) estimates an internal cylinder pressure of an engine ( 1 ) on the basis of the operating conditions of the engine ( 1 ), torque variation in the engine ( 1 ) is calculated on the basis of the estimated internal cylinder pressure, and an opposite phase torque of the torque variation in the engine ( 1 ) is calculated as a torque correction amount. The controller ( 20 ) then calculates a torque command value for a motor generator ( 2 ) by adding the torque correction amount to a basic torque value for driving the motor generator ( 2 ) to rotate, and performs torque control such that the torque of the motor generator ( 2 ) equals the torque command value.

Apparatus and method of extracting vibration of hybrid electric vehicle

The present disclosure relates to an apparatus for extracting vibration of a hybrid vehicle, and more particularly, to an apparatus and a method of extracting vibration of a hybrid vehicle by varying a target vibration frequency. An apparatus for extracting vibration of a hybrid electric vehicle includes: an engine and a driving motor, which are power sources; a starter motor/generator connected to the engine; and a control unit configured to measure a motor speed of the starter motor/generator, to generate a speed variation quantity based on the motor speed of the starter motor/generator, to calculate a vibration frequency of the engine when the speed variation quantity exceeds a reference value, to set a filter band based on the vibration frequency of the engine, and to extract, with the filter band, a vibration of the engine.

Method and monitoring apparatus for operating a motor vehicle

A method for operating a motor vehicle, for which it is monitored whether a communication failure is present between a transmission control instrument of an automatic transmission of the motor vehicle, a selector lever control instrument of the automatic transmission, and/or a parking brake control instrument of an electronic parking brake of the motor vehicle, and/or whether, on account of a malfunction of the automatic transmission itself and/or on account of a malfunction of a selector lever itself for selection of drive stages of the automatic transmission, a parking position of the automatic transmission cannot be engaged.

СПОСОБ И СИСТЕМА ДЛЯ ОБЕСПЕЧЕНИЯ СОДЕЙСТВИЯ КРУТЯЩЕМУ МОМЕНТУ, А ТАКЖЕ ДВИГАТЕЛЬ, СОДЕРЖАЩИЙ ТАКУЮ СИСТЕМУ

Изобретение относится к способу обеспечения содействия крутящему моменту для вращающегося вала двигателя внутреннего сгорания. Разработан способ (100) обеспечения содействия крутящему моменту для вращающегося вала двигателя (3) внутреннего сгорания. Способ (100) включает: содействие вращению вращающегося вала с использованием электрической машины (39) в ответ на работу клапана (29, 35) рециркуляции выхлопных газов таким образом, что имеется задержка между открытием клапана рециркуляции выхлопных газов и содействием вращению вращающегося вала с использованием электрической машины. 3 н. и 9 з.п. ф-лы, 3 ил.

СИСТЕМА УПРАВЛЕНИЯ ДЛЯ ТРАНСПОРТНОГО СРЕДСТВА

Изобретение относится к устройству управления транспортным средством. Транспортное средство содержит двигатель внутреннего сгорания, сконфигурированный для выполнения автоматической остановки и автоматического запуска, и сцепление, сконфигурированное для обеспечения передачи мощности от двигателя внутреннего сгорания к колесам при нахождении сцепления во включенном состоянии. Сцепление сконфигурировано для прерывания передачи мощности от двигателя внутреннего сгорания к колесам при нахождении сцепления в выключенном состоянии. Система управления содержит электронный блок управления. Электронный блок переводит сцепление в выключенное состояние и автоматически запускает двигатель внутреннего сгорания, когда сделан запрос на автоматический запуск и значение параметра температуры двигателя равно или больше, чем пороговое значение. Если значение параметра температуры двигателя меньше, чем пороговое значение, электронный блок переводит сцепление во включенное состояние и автоматически запускает ...

УСТРОЙСТВО УПРАВЛЕНИЯ ДЛЯ ТРАНСПОРТНОГО СРЕДСТВА И ТРАНСПОРТНОЕ СРЕДСТВО, ОСНАЩЕННОЕ УСТРОЙСТВОМ УПРАВЛЕНИЯ

Изобретение относится к устройству управления для транспортного средства и транспортному средству, оснащенному этим устройством управления. Устройство управления включает в себя электронный блок управления. Электронный блок управления осуществляет электрическое усиление вращения коленчатого вала электромотором в сочетании с включением сцепления во время старта запуска двигателя, в котором выполняются впрыск топлива и искрообразование применительно к заданному цилиндру, остановленному на такте расширения, и двигатель внутреннего сгорания запускается. Электронный блок управления корректирует по меньшей мере одно из следующего: момент начала искрообразования, которое выполняется первоначально в заданном цилиндре во время старта запуска двигателя, и электрическое усиление крутящего момента, которое используется для старта запуска двигателя, на основе сочетания соотношения между полученной величиной и оценочной величиной значения для указания крутящего момента, а также соотношения между полученной ...

СПОСОБ ПРИВЕДЕНИЯ В ДЕЙСТВИЕ ПРИВОДА НА ВЕДУЩИЕ КОЛЕСА ТРАНСПОРТНОГО СРЕДСТВА С ГИБРИДНЫМ ПРИВОДОМ (ВАРИАНТЫ) И СИСТЕМА ПРИВОДА НА ВЕДУЩИЕ КОЛЕСА

... 1. Способ приведения в действие привода на ведущие колеса транспортного средства с гибридным приводом, включающий в себя этапы, на которых:регулируют выходной крутящий момент встроенного в привод на ведущие колеса стартера/генератора (DISG) в ответ на разность между требуемым крутящим моментом привода на ведущие колеса и фактическим крутящим моментом привода на ведущие колеса при по меньшей мере частичном смыкании муфты расцепления привода на ведущие колеса.2. Способ по п.1, в котором требуемый крутящий момент привода на ведущие колеса является требуемым крутящим моментом насосного колеса гидротрансформатора, при этом фактический крутящий момент привода на ведущие колеса является фактическим крутящим моментом насосного колеса гидротрансформатора.3. Способ по п.1, в котором требуемый крутящий момент привода на ведущие колеса основан на крутящем моменте требования водителя.4. Способ по п.1, дополнительно включающий в себя этап, на котором регулируют выходной крутящий момент DISG на основании ...

ПОСТАНОВКА НА СТОЯНКУ ПОД УГЛОМ

УСТРОЙСТВО УПРАВЛЕНИЯ ДЛЯ АВТОМАТИЧЕСКОЙ ТРАНСМИССИИ

СПОСОБ (ВАРИАНТЫ) И СИСТЕМА ДЛЯ ОБНАРУЖЕНИЯ УТЕЧЕК ВО ВПУСКНОМ КОЛЛЕКТОРЕ

Systeme und Verfahren zur Diagnose von aktiven Motorlagern

Es werden Verfahren und Systeme zum Diagnostizieren bereitgestellt, ob aktive Motorlager, die dazu konfiguriert sind, Motorschwingung von einer Kabine und einem Chassis eines Fahrzeugs zu isolieren, wie gewünscht funktionieren. In einem Beispiel beinhaltet ein Verfahren das Angeben einer Beeinträchtigung eines aktiven Motorlagers durch Induzieren von beeinträchtigten Verbrennungsereignissen in einem vorausgewählten Motorzylinder und Betreiben des aktiven Motorlagers in mehreren Modi, wobei die Angabe als Reaktion auf eine Menge an Schwingung des Fahrzeugchassis während jedes der Modi erfolgt. Durch das Überwachen von Schwingungen des Chassis in Abhängigkeit von induzierten beeinträchtigten Verbrennungsereignissen und ferner als Reaktion darauf, dass die aktiven Motorlager in die mehreren Modi gesteuert werden, kann angegeben werden, ob die aktiven Motorlager wie gewünscht funktionieren.

MOTOR STOPP-UND-START-ENTPRELLUNGS-ZEITGEBER FÜR KRAFTFAHRZEUGE

Ein Fahrzeug beinhaltet einen Motor und eine Steuerung. Die Steuerung startet den Motor als Reaktion auf einen Bremsstatus vor und während eines Wechsels im Fahrzeugbetriebsmodus, der vorbestimmte Status erreicht, und Ablauf eines Zeitgebers, der bei Komplettierung des Wechsels ausgelöst wurde und eine Dauer aufweist, die auf einem erlernten, mittleren Schaltungszeitfenster basiert ist. Der Wechsel ist ausgelöst als Antwort auf eine Anforderung zum Wechsel des Fahrzeugbetriebsmodus während der Motor ausgeschaltet ist.

Hypridantriebssystem für ein Fahrzeug und Verfahren für dessen Betrieb

Ein Hybridantriebssystem (1, 10) für ein Fahrzeug umfasst eine Fahrzeugsantriebsbatterie (4), einen internen Verbrennungsmotor (2) und einen Elektroantrieb (3). Der interne Verbrennungsmotor (2) und der Elektroantrieb (3) stellen Fahrantriebe bereit und sind für die operative und selektive Verbindung mit einem Getriebe (7) konfiguriert. Der interne Verbrennungsmotor (2) umfasst eine Heizvorrichtung (6) zum Vorwärmen eines ausgewählten Abschnitts des internen Verbrennungsmotors (2). Die Fahrzeugsantriebsbatterie (4) ist mit der Heizvorrichtung (6) verbunden und so konfiguriert, dass sie in der Lage ist, die Heizvorrichtung (6) mit elektrischer Energie zu versorgen, während die Fahrantriebe (2, 3) abgeschaltet sind.

VORRICHTUNG UND VERFAHREN ZUR AKTIVEN VIBRATIONSSTEUERUNG EINES HYBRID-ELEKTROFAHRZEUGS

Die vorliegende Offenbarung betrifft eine aktive Vibrationssteuerung eines Hybrid-Elektrofahrzeugs. Eine Ausführungsform stellt ein Verfahren bereit, welches aufweisen kann: Einstellen einer Periode einer Schnelle Fourier-Transformation (FFT) (S120) und Durchführen einer FFT an einer Verbrennungsmotordrehzahl oder einer Elektromotordrehzahl entsprechend der FFT-Periode ausgehend von einem Referenzwinkelsignal (S130), Erzeugen eines Referenzspektrums (S140), Extrahieren von zu entfernenden Vibrationskomponenten basierend auf Informationen des Referenzspektrums (S150), Auswählen und Addieren einer zu entfernenden Vibrationskomponente aus den Vibrationskomponenten jeder Frequenz und Durchführen einer inversen FFT (S160), Bestimmen eines Basisamplitudenverhältnisses gemäß der Verbrennungsmotordrehzahl und der Verbrennungsmotorlast (S170), Bestimmen eines einstellbaren Verhältnisses, welches ein gegenphasiges Drehmoment verringert, wenn ein Änderungsbetrag der Verbrennungsmotordrehzahl verringert ...

Fahrzeugsteuervorrichtung

Eine Fahrzeugsteuervorrichtung umfasst: mehrere Betätigungsvorrichtungen, mehrere Reaktionsausübungsvorrichtungen, mehrere Antriebsvorrichtungen und Steuervorrichtung. Die mehreren Betätigungsvorrichtungen können von einem Insassen betätigt werden. Die mehreren Reaktionsausübungsvorrichtungen üben gemäß jeweiligen Betätigungsgrößen der mehreren Betätigungsvorrichtungen Reaktionskräfte auf den Insassen aus. Die mehreren Antriebsvorrichtungen können gemäß den jeweiligen Betätigungsgrößen der mehreren Betätigungsvorrichtungen Ansprechgrößen eines Fahrzeugs erzeugen. Die Steuervorrichtung kann die mehreren Reaktionsausübungsvorrichtungen und die mehreren Antriebsvorrichtungen steuern. Wenn der Insasse vorherige Betätigungsvorrichtungen betätigt und anschließend folgende Betätigungsvorrichtungen betätigt, die sich von den vorherigen Betätigungsvorrichtungen unterscheiden, bewirkt die Steuervorrichtung eine reaktive Wahrnehmungsgröße, die von dem Insassen wahrgenommen wird, wenn der Insasse die ...

Hybrid vehicle with engine power cylinder deactivation

PROCEDURE AND CONTROL MODULE FOR STEERING THE DRIVE MODE OF A HYBRID DRIVE TO THE PREVENTION OF RUCKBEWEGUNGEN

Dual clutch powertrain architecture

A powertrain architecture includes an engine and a transmission coupled through a launch device that is configured to be selectively mechanically coupled to the engine and to the transmission. A ring gear is positioned at least partially around the launch device. An engine lock up clutch mechanically couples the engine to the ring gear. A turbine lock up clutch mechanically couples the launch device to the ring gear. Ancillary devices are provided to receive power from or transmit power to the ring gear. The engine lock up clutch and the turbine lock up clutch selectively engage the ring gear to power at least one ancillary device.

Drive system for a hybrid vehicle and method for operating said system

The invention relates to a drive system for a hybrid vehicle, comprising: an internal combustion engine (12) having an internal combustion engine shaft (14) designed to deliver drive power towards drivable wheels of the hybrid vehicle; a vehicle transmission (16) having a transmission input shaft (18) on the drive side and a transmission output shaft (20) on the power take-off side; a transmission clutch (22) for coupling or decoupling the transmission input shaft (18) and transmission output shaft (20); and also an inertia-mass drive unit (24), which, with respect to the transfer of drive power, is arranged between the internal combustion engine shaft (14) and the transmission input shaft (18); and also an intermediate shaft (26), a first clutch (28) for coupling or decoupling the internal combustion engine shaft (14) to or from the intermediate shaft (26) and a second clutch (30) for coupling or decoupling the intermediate shaft (26) to or from the transmission input shaft (18); and also ...

Control system for vehicle

CONTROL SYSTEM FOR VEHICLE A control system for a vehicle is disclosed. If a predicted compression-time in-cylinder temperature Tp having a positive correlation with the intensity of predicted pre-ignition is equal to or higher than a pre-ignition threshold value Tig (NO in S60) when a request for automatic start (S20) is made, a forward/reverse switching mechanism is placed in a released state, and an engine is automatically started (S1io, S120). If the predicted compression-time in-cylinder temperature Tp is lower than the pre-ignition threshold value Tig (YES in S60), the forward/reverse switching mechanism is placed in an engaged state, and the engine is automatically started (S70, S80). CL 0 coco oomC) <) CoJ > 0 09 Lu < Coo 09~L cu-f>Cr 1 1ttty (Co > wC- o Q N tOO ...

Monitoring system for detecting degradation of a propulsion subsystem

A system detects a parameter and generates a first trip plan to automatically control the vehicle according to the first trip plan. A controller is connected to a sensor and configured to receive the parameter. The controller is configured to generate a new trip plan or modify the first trip plan into a modified trip plan based on at least one of a cumulative damage or an end of life of a propulsion subsystem component. The new trip plan or the modified trip plan is configured, during operation of the vehicle according to the new trip plan or the modified trip plan, for at least one of an adjustment in velocity or avoiding one or more operating conditions of the vehicle, relative to the first trip plan.

Monitoring system for detecting degradation of a propulsion subsystem

A system detects a parameter and generates a first trip plan to automatically control the vehicle according to the first trip plan. A controller is connected to a sensor and configured to receive the parameter. The controller is configured to generate a new trip plan or modify the first trip plan into a modified trip plan based on at least one of a cumulative damage or an end of life of a propulsion subsystem component. The new trip plan or the modified trip plan is configured, during operation of the vehicle according to the new trip plan or the modified trip plan, for at least one of an adjustment in velocity or avoiding one or more operating conditions of the vehicle, relative to the first trip plan.

DRIVE SYSTEM FOR A HYBRID VEHICLE AND METHOD FOR OPERATING SAID SYSTEM

The invention relates to a drive system for a hybrid vehicle, comprising: an internal combustion engine (12) having an internal combustion engine shaft (14) designed to deliver drive power towards drivable wheels of the hybrid vehicle; a vehicle transmission (16) having a transmission input shaft (18) on the drive side and a transmission output shaft (20) on the power take-off side; a transmission clutch (22) for coupling or decoupling the transmission input shaft (18) and transmission output shaft (20); and also an inertia-mass drive unit (24), which, with respect to the transfer of drive power, is arranged between the internal combustion engine shaft (14) and the transmission input shaft (18); and also an intermediate shaft (26), a first clutch (28) for coupling or decoupling the internal combustion engine shaft (14) to or from the intermediate shaft (26) and a second clutch (30) for coupling or decoupling the intermediate shaft (26) to or from the transmission input shaft (18); and also ...

METHOD, APPARATUS, SIGNALS, AND MEDIA, FOR SELECTING OPERATING CONDITIONS OF A GENSET

A method and apparatus for selecting optimal operating conditions of a genset is disclosed. The genset includes an engine coupled to an electrical power generator, the genset having a plurality of operating points each including an engine speed value and a generator electrical power output value, and having a plurality of cost values associated with operating the genset at respective operating points. The method involves selecting a set of operating points from the plurality of operating points such that a sum of cost values associated with operating points in the set is minimized and such that the engine speed and generator electrical power output values of the operating points in the set increase or decrease monotonically.

The hybrid vehicle of the active damping control device and method

Active vibration reduction control apparatus for hybrid electric vehicle and method thereof

METHOD FOR ASSISTING IN THE DRIVING OF A VEHICLE

CONTROL DEVICE OF HYBRID VEHICLE

Engine controller with an atmospheric pressure correction function

An engine controller of the present invention is comprised of: a determining section for determining a state where an engine is not driven; a braking torque obtaining section for obtaining a braking toque acting on the vehicle; a vehicle speed sensing section for sensing a vehicle speed; an atmospheric pressure obtaining section for obtaining an atmospheric pressure value when an engine is driven; a road gradient obtaining section for obtaining a road gradient on the basis of the braking torque and the vehicle speed when the determining section determines the state where the vehicle is not driven; an atmospheric pressure correcting section which calculates a vehicle vertical travel of a downhill on the basis of the road gradient and a travel distance derived from the vehicle speed when the vehicle has descended the downhill, and corrects the atmospheric pressure value on the basis of the vehicle vertical travel of the downhill.

INTERIOR TRIM GAP COVERING APPARATUSES FOR MOTOR VEHICLES AND METHODS FOR MAKING THE SAME

Interior trim gap covering apparatuses for motor vehicles and methods for making interior trim gap covering apparatuses are provided. In one example, an interior trim gap covering apparatus comprises a first gap hider member. The first gap hider member comprises a substrate having a forward edge and a rearward edge and a plurality of openings formed therethrough extending between the forward and rearward edges to facilitate the substrate deforming in response to an applied force. A flexible covering overlies the substrate.

Control Apparatus for Hybrid Construction Machine

A control apparatus for a hybrid construction machine which can continue filter regeneration without impairing the operability as far as possible irrespective of a condition of a machine body or a power storage device is provided. The control apparatus for a hybrid construction machine includes an engine, a motor generator driven by the engine and capable of generating electric power, a hydraulic pump driven by total torque of the engine and the motor generator, a power storage device, an inverter, a filter that collects a particulate material in exhaust gas of the engine, and a control section that outputs a command signal for controlling powering operation or regeneration operation of the motor generator. The control apparatus further includes a powering operation limitation section that inputs thereto an ordinary torque command for the motor generator calculated by a torque command value calculation section and a demand signal for regeneration of the filter decided by a filter regeneration ...

APPARATUS AND METHOD FOR CONTROLLING STARTUP OF ENGINE

An apparatus for controlling a startup of an engine includes an engine, an engine controller configured to check whether the startup of the engine is prepared to generate information on whether the startup is prepared when an ignition is turned on, a hybrid controller configured to check whether communication with the engine controller is normal and to generate information on whether the hybrid controller is normal, the hybrid controller causing a vehicle to be driven only in an EV mode or generating a start control signal for the startup of the engine, according to whether the EV mode is engaged when a start signal is input from a driver, and a starter driver configured to start the engine in response to the start control signal.

СПОСОБ ПРИВЕДЕНИЯ В ДЕЙСТВИЕ ПРИВОДА НА ВЕДУЩИЕ КОЛЕСА ТРАНСПОРТНОГО СРЕДСТВА С ГИБРИДНЫМ ПРИВОДОМ (ВАРИАНТЫ) И СИСТЕМА ПРИВОДА НА ВЕДУЩИЕ КОЛЕСА

Изобретение относится к гибридным транспортным средствам. Способ приведения в действие привода на ведущие колеса транспортного средства с гибридным приводом заключается в том, что регулируют выходной крутящий момент встроенного в привод на ведущие колеса стартера/генератора (DISG) в ответ на разность между требуемым крутящим моментом привода на ведущие колеса и фактическим крутящим моментом привода на ведущие колеса при по меньшей мере частичном смыкании муфты расцепления привода на ведущие колеса. Подавляются возмущения крутящего момента в приводе на ведущие колеса. 3 н. и 17 з.п. ф-лы, 48 ил.

ПРИВОДНАЯ СИСТЕМА ГИБРИДНОГО ТРАНСПОРТНОГО СРЕДСТВА И СПОСОБ УПРАВЛЕНИЯ УКАЗАННОЙ СИСТЕМОЙ

Изобретение относится к гибридным транспортным средствам. Приводная система гибридного транспортного средства содержит двигатель внутреннего сгорания; коробку передач; муфту коробки передач; механизм привода с центробежной массой; электрическую машину; промежуточный вал и первую муфту для зацепления или расцепления вала двигателя внутреннего сгорания с промежуточным валом; вторую муфту для зацепления или расцепления промежуточного вала с ведущим валом коробки передач. Механизм привода с центробежной массой содержит устройство для уменьшения вибраций при вращении, снабженное ведущим валом с приводной стороны и выходным валом. Устройство для уменьшения вибраций при вращении уменьшает крутильные колебания промежуточного вала. Устройство для уменьшения вибраций располагается целиком между первой муфтой и второй муфтой в направлении передачи приводной мощности. Повышается быстрота реакции на запрос водителя на ускорение. 2 н. и 16 з.п. ф-лы, 6 ил.

ПРИВОДНАЯ СИСТЕМА ГИБРИДНОГО ТРАНСПОРТНОГО СРЕДСТВА И СПОСОБ УПРАВЛЕНИЯ УКАЗАННОЙ СИСТЕМОЙ

СПОСОБ И УСТРОЙСТВО ДЛЯ УПРАВЛЕНИЯ ОБОРОТАМИ ДВИГАТЕЛЯ НА ХОЛОСТОМ ХОДУ

УСТРОЙСТВО РУЛЕВОГО УПРАВЛЕНИЯ И СПОСОБ РУЛЕВОГО УПРАВЛЕНИЯ

Hybridfahrzeug und Verfahren zur Steuerung eines Hybridfahrzeugs

VERFAHREN ZUM BETREIBEN EINES KRAFTFAHRZEUGS

Die vorliegende Erfindung betrifft ein Verfahren zum Betreiben eines Kraftfahrzeugs mit einem ersten Betriebsmodus, in dem elektrische Energie aus Abgasen eines Verbrennungsmotors mittels eines elektrisch unterstützten Turboladers erzeugt wird und das Kraftfahrzeugs durch eine elektrische Maschine mittels der erzeugten elektrischen Energie angetrieben wird und einem zweiten Betriebsmodus, in dem der elektrisch unterstützte Turboladers mittels elektrischer Energie aus einer Batterie angetrieben wird, mit den Schritten eines Erfassens (S101) von Betriebsparametern des Verbrennungsmotors; und eines Umschalten (S102) zwischen dem ersten Betriebsmodus und dem zweiten Betriebsmodus auf Basis der bestimmten Betriebsparameter.

Verfahren und Anordnung zur Steuerung eines Fahrzeuges mit Hybridantrieb

Die Erfindung betrifft ein Verfahren und eine Vorrichtung zur Steuerung eines Fahrzeuges mit einem Hybridantrieb, welches mit einem als erste Antriebseinheit ausgebildeten Verbrennungsmotor (1) und einer zweiten Antriebseinheit (12) angetrieben wird, wobei der Verbrennungsmotor (1) und die zweite Antriebseinheit (12) einzeln oder gemeinsam zum Antrieb des Fahrzeuges beitragen. Bei einem Verfahren zur Ansteuerung eines Fahrzeuges mit Hybridantrieb, bei welchem in allen Betriebszuständen des Hybridantriebes die Schadstoffemissionen möglichst gering gehalten werden, wird mindestens eine Steuerfunktion für den Verbrennungsmotor (1) von einer Koordinierungseinheit (18) durchgeführt, welche bestimmt, zu welchem Zeitpunkt der Verbrennungsmotor (1) bzw. die Antriebseinheit (12) allein oder der Verbrennungsmotor (1) und die Antriebseinheit (12) gleichzeitig zum Antrieb des Fahrzeuges beitragen.

Dynamische Zuteilung von Antriebsdrehmoment

Es wird ein Verfahren zum Betreiben eines Antriebsstrangs in einem Fahrzeug vorgesehen. Der Antriebsstrang umfasst einen elektrischen Antrieb und eine Brennkraftmaschine. Das Verfahren umfasst das Bereitstellen von Drehmoment zum Antreiben des Fahrzeugs sowohl von dem elektrischen Antrieb als auch von der Brennkraftmaschine, wobei das Brennkraftmaschinendrehmoment innerhalb eines zulässigen Bereichs verändert wird; und bei Betreiben der Brennkraftmaschine an einem Rand des Bereichs das Anpassen des Bereichs beruhend darauf, ob eine ausgewählte Betriebsbedingung durch die Brennkraftmaschine vorgesehen werden kann.

Motorsteuerung mit Luftdruckkorrekturfunktion

Verfahren zur Messung von Kenngrößen im Antriebsstrang eines Fahrzeugs

Verfahren zur Messung von Kenngrößen im Antriebsstrang eines Fahrzeugs, wobei Testzyklen durchlaufen werden, wobei während der Messung im Fahrzeug oder an einem Prüfstand Messwerte aufgezeichnet werden, aus denen die Kenngrößen bestimmbar sind, wobei die aufgezeichneten Messwerte während der laufenden Messung ausgewertet werden, bei Erfüllen eines festgelegten Abbruchkriteriums ein Signal ausgegeben wird , und wobei das ausgegebene Signal die Messung automatisch beendet oder die Messung durch einen Fahrer des Fahrzeugs beendet wird, dadurch gekennzeichnet, dass als Abbruchkriterium das Erreichen einer erforderlichen Genauigkeit für die zu messende Kenngrößen festgelegt wird, eine erreichte Genauigkeit der jeweiligen Kenngröße aus den aufgezeichneten Messwerten während der Messung fortlaufend bestimmt und mit der erforderlichen Genauigkeit verglichen wird und das Signal ausgegeben wird, sobald die erreichte Genauigkeit größer oder gleich der erforderlichen Genauigkeit ist.

Control system and method

A system comprises a first controller, e.g. a low-speed progress controller (LSP) 12, operable to assume a plurality of states. In one or more first states the first controller 12 is configured to generate a torque control signal so that a first torque control system develops drive torque which causes a vehicle 100 to operate in accordance with a target speed value. In one or more second states the first controller 12 is configured not to request the amount of positive torque applied by the first torque control system. When the first controller 12 switches from a first state to a second state the first controller causes a reduction, over time, in an amount of any torque that the torque control signal is causing the first torque control system to apply to one or more wheels. Reference is also made to a method, a carrier medium, a computer program, a processor and a computer readable medium.

A method for determining the charge in a vehicle battery

A method for determining the change in a vehicle battery

Tire blowout control

GAS TURBINE ENGINE DRIVE SYSTEM

Gas Turbine Engine Drive System In a gas turbine engine system the gas turbine (1) acts as a prime mover and includes an electrical generator/motor (2) in driving connection with the rotor (13) of the turbine. The generator supplies energy storage means (12 or 27) and control means (11) controls the operation of the system according to the power demand and the rate of increase of the power demand. The system allows for more rapid acceleration and rapid increase in the power demand.

METHOD OF ACTIVATION AND SUSPENSION OF INHIBITION OF DRAG REDUCING AUTOMATIC GEARBOX

METHOD OF OPERATING A TRANSMISSION

A method of controlling a launch clutch during an engine restart event commands a positive torque capacity before the engine reaches idle speed. Early application of the launch clutch reduces the time delay between brake pedal release and vehicle acceleration. To avoid excessive drag on the engine during the restart event, the torque capacity is adjusted using closed loop control. A controller calculates a maximum rate of change of torque capacity based on measured engine speed and an engine acceleration and does not increase the commanded torque capacity faster than the calculated rate. In some circumstances the maximum rate of change may be negative, resulting in a reduction in commanded torque capacity.

Power transmitting device

A power transmitting device 1 having: first and second main input shafts 11, 12 connected to engine 2 via clutches C 1 and C 2; idler shaft 17 parallel to the first main input shaft 11; a sub input shaft 13 parallel to the idler shaft 14; gears 17 a and 17 b of an output shaft 17 allowing gears 18 a and 18 b disposed on the first input shaft 11 and selectively connected to the output shaft 17, and gears 19 a and 19 b able to connect the sub input shaft 13 and the output shaft 17, to engage with gears 17 a and 17 b in common; and a differential rotation mechanism 9, allowing a sun gear 9 s on the first input shaft 11 and an electric motor 3, a carrier 9 c connected to gear 18 a, and a ring gear 9 r connected to a synchronizer SL to rotate differentially with respect to one another.

Speed control method and speed control device for automatic transmission

A speed control method for an automatic transmission adapted to a power train apparatus for a hybrid vehicle having an engine, a motor-generator, the automatic transmission, and a speed control device controlling the automatic transmission based on a throttle opening degree of the engine and an output rotation number of the automatic transmission, the speed control method executed when the electricity is simultaneously generated while the vehicle is driven by the engine, includes a power generation torque calculating process of calculating a power generation torque necessary for the motor-generator to generate a required electricity, an output torque calculating process of calculating an output torque, a drive torque calculating process of calculating a drive torque, a throttle opening degree during power generation-calculating process of calculating a throttle opening degree-during power generation, and a speed control process of controlling the automatic transmission based on the throttle opening degree-during power generation.

Clutch control device of hybrid vehicle

A clutch control device of a hybrid vehicle includes a clutch driven by a motor and connected with a drive shaft. A hydraulic unit controls the clutch by oil pressure. An oil temperature detecting unit detects temperature of the oil and a unit which detects vehicle velocity. A control unit which operates through the hydraulic unit switches between an engine driving mode in which the motor shaft and the engine shaft are engaged with each other and a motor driving mode in which the motor shaft and the engine shaft are released and the hybrid vehicle is driven by the motor.

Traction transmission capacity control device used in drive force distribution device

A traction transmission capacity control device used in a drive force distribution device includes a second-roller turning means configured to turn the second roller around an eccentric axis deviated from a rotation axis of the second roller, and thereby to control a mutual radially-pressing force between the first roller and the second roller so that a traction transmission capacity is controlled. The traction transmission capacity control device further includes a one-direction turning-stop-position detecting means configured to detect a position at which the turning of the second roller stops after the second-roller turning means starts to turn the second roller in one direction; an another-direction turning-stop-position detecting means configured to detect a position at which the turning of the second roller stops after the second-roller turning means starts to turn the second roller in another direction; and a second-roller turning-motion reference-point setting means configured to set a center position between the position detected by the one-direction turning-stop-position detecting means and the position detected by the another-direction turning-stop-position detecting means, as a turning-motion reference point of the second roller. The traction transmission capacity control device is configured to perform a traction transmission capacity control based on a second-roller turning amount given from the turning-motion reference point of the second roller.

Vehicular damping control system

A vehicular damping control system that executes damping control that suppresses sprung mass vibration in the vehicle by controlling a power source mounted in a vehicle changes the control mode of the damping control according to the operating range of the power source. Changing the control mode of the damping control according to the operating range of the power source enables the vehicular damping control system to improve coordination between the damping control and other control related to the power source, for example, and thus execute appropriate damping control.

Control apparatus for vehicle and control method therefor

In control apparatus and method for a vehicle, the vehicle including a traveling mode (a WSC traveling mode) in which a slip control is performed for a clutch (second clutch CL 2 ) and a revolution speed control is performed for the driving source such that a revolution speed at a driving source side of the clutch becomes higher than that at a driving wheel side of the clutch by a predetermined revolution speed, an actual torque of a driving source of the vehicle is detected, a command hydraulic pressure is reduced from an initial command hydraulic pressure and a post-correction command hydraulic pressure is set on a basis of the command hydraulic pressure when a variation in the actual torque of the driving source along with the reduction of the command hydraulic pressure is determined to end, when a vehicle stopped state is determined to occur during the traveling mode.

Hybrid working machine and controlling method thereof

In a hybrid working machine, a control unit ( 60 ) corrects an output upper limit value of an engine ( 50 ) based on a deviation between a target revolution speed of the engine and an actual revolution speed of the engine, and output values of a motor generator ( 12 ), a hydraulically driven unit ( 54 ) and an electrically driven unit ( 56 ) are determined based on the corrected output upper limit value of the engine, or the control unit ( 60 ) corrects an output lower limit value of the motor generator ( 12 ) based on a deviation between the target revolution speed of the engine and the actual revolution speed of the engine, and the output values of the motor generator ( 12 ), the hydraulically driven unit ( 54 ) and the electrically driven unit ( 56 ) are determined based on the corrected output lower limit value of the motor generator ( 12 ).

Engine load management for traction vehicles

An electric drive system includes a fuel-driven engine ( 202 ) driving an electrical power generator ( 204 ) that provides power to one or more electric drive motors ( 210 ). A method of load management in the electric drive system includes receiving an actual fuel signal, an engine speed ( 920 ) signal, a throttle position signal, a motor speed ( 712 ) signal, an intake air pressure, a barometric pressure signal, and an intake air temperature signal. These values are used to determine a torque limit. The torque limit is used to limit a torque command to the electric drive motors ( 210 ) such that the torque command is consistent with the operating capabilities of the engine ( 202 ).

Control apparatus and control method for vehicle

An ECU that controls a plug-in hybrid vehicle starts an engine when a required power as a value obtained by subtracting a required discharge amount from a drive power is larger than a threshold during intermittent control in a CD mode, and stops the engine when the required power is smaller than a threshold. When intermittent control is being performed in the CD mode, the ECU limits the required discharge amount Pout to a relatively small value in a range where an engine coolant temperature is low, and sets the required discharge amount relatively large instead of imposing a limit thereon in a range where the engine coolant temperature is high.

Driving work load measurement apparatus and method

Disclosed herein is a driving work load measurement apparatus. The driving work load measurement apparatus includes a driving work load calculation unit and a warning alarm unit. The driving work load calculation unit calculates driving work loads driving-related information collected according to driving, and calculates a total driving work load using the driving work loads and weights which are set for the respective driving work loads. The warning alarm unit provides a warning message corresponding to the total driving work load, based on control of the driving work load calculation unit.

Methods, systems, and apparatuses for driveline load management

A system includes a hybrid drive system having an internal combustion engine and a non-combustion motive power source. The system includes an energy storage system and a controller. The controller is structured to functionally execute operations to improve an efficiency of they hybrid drive system. The controller interprets duty cycle data, a boundary condition, and an optimization criterion. The controller further elects a load response operating condition in response to the duty cycle data, the boundary condition, and the optimization criterion. The controller adjusts the operation of the engine and/or the motive power source in response to the elected load response operating condition.

Device and method for starting engine

An engine starting method in a parallel-type hybrid vehicle comprises a motor reverse rotation driving step of applying reverse rotation current to drivingly rotate a motor output shaft in a reverse rotation direction of an engine output shaft whereby an elastic member in a damper is elastically deformed to store an urging force that urges the motor output shaft in a normal rotation direction; an urged normal rotation step of stopping the electrification to release the urging force having been stored at the motor reverse rotation driving step whereby the motor output shaft is rotated in the normal rotation direction; a motor normal rotation driving step of applying normal rotation current to drivingly rotate the motor output shaft in the normal rotation direction; and an engine start igniting step of igniting an engine with the engine output shaft being rotated by the rotation at the motor normal rotation driving step.

Hybrid vehicle and method for controlling the same

A crankshaft of an engine, an output shaft of a first electric motor, and an output shaft of a second electric motor are directly or indirectly connected to each other mechanically. When the engine is started, a vibration reduction torque is caused to act on the crankshaft that is set in the form of a periodic torque based on the crank angle, so that torque pulsation of the engine is suppressed. The output torque of the first electric motor is controlled in accordance with the sum of a motoring torque and a part of the vibration reduction torque. The output torque of the second electric motor is controlled in accordance with the sum of its essential output torque for causing the vehicle to travel and a torque for compensating for a shortage of the vibration reduction torque that occurs because a part of the vibration reduction torque is output from the first electric motor.

Power transmitting apparatuses

A power transmitting apparatus for a vehicle mounted with a torque converter and an idle-stop mechanism can be configured to improve fuel economy without cancelling a fuel-cut-ff during vehicle speed reduction and to reduce the manufacturing cost by eliminating an electrically-driven oil pump. A power transmitting apparatus can comprise a torque converter, a clutch mechanism, an oil pump, a continuously variable transmission, a clutch control device, an engine control device, and a flow control device. The flow control device can be configured to limit or prevent the supply of oil to the torque converter by the oil pump and to prioritize the supply of oil to the clutch mechanism and the continuously variable transmission when the vehicle speed is reduced below a predetermined value with fuel being cut off by the engine control device during vehicle speed reduction.

Emotion-based vehicle service system, emotion cognition processing apparatus, safe driving service apparatus, and emotion-based safe driving service method

An emotion-based vehicle service system for safe driving includes a multi-emotion sensor node configured to sense emotion information of a driver and passenger in a vehicle and condition information of the vehicle. The emotion-based vehicle service system further includes an emotion cognition processing apparatus configured to analyze sensing information provided from the multi-emotion sensor node to generate emotion cognition information, and a safe driving service apparatus configured to provide an emotion-based safe driving service depending on the emotion cognition information.

Speed limiter

Provided is a speed limiter, wherein a vehicle speed is detected, and a speed limit displayed on a speed sign is detected based on an image captured by a front monitoring camera. A speed difference between the vehicle speed and the speed limit is calculated, and an accelerator sensitivity gain is set using the speed difference as a parameter. Then an accelerator opening degree is corrected with the accelerator sensitivity gain to obtain a pseudo accelerator opening degree. A target throttle opening degree is set based on the pseudo accelerator opening degree and an engine rpm.

Traction Control System Using Torque Sensor For Adaptive Engine Throttle Control

A system and method using a vehicle drive shaft torque coupled to a driven wheel and a non-driven wheel speed for a vehicle throttle control system includes reading first and second torque values generated by the torque sensor. The method identifies when a sustained drop occurs between the first and second torque values. Another step determines if a change occurred between the first and second torque value readings in any of: a throttle position; a gear setting; and a brake pressure. A detected traction loss is signaled when the sustained drop occurred with no change between the first and second torque value readings in the throttle position, gear setting, and brake pressure. A desired throttle value is calculated using an engine torque and a target engine speed to prevent driven wheel slip. A throttle command signal changes an existing throttle value to the desired throttle value.

Hybrid vehicles

A hybrid vehicle comprises an internal combustion engine, a traction motor, a starter motor, and a battery bank, all controlled by a microprocessor in accordance with the vehicle's instantaneous torque demands so that the engine is run only under conditions of high efficiency, typically only when the load is at least equal to 30% of the engine's maximum torque output. In some embodiments, a turbocharger may be provided, activated only when the load exceeds the engine's maximum torque output for an extended period; a two-speed transmission may further be provided, to further broaden the vehicle's load range. A hybrid brake system provides regenerative braking, with mechanical braking available in the event the battery bank is fully charged, in emergencies, or at rest; a control mechanism is provided to control the brake system to provide linear brake feel under varying circumstances.

Drive-force-distribution control device

A drive-force-distribution control device includes an input-side bevel gear and an output-side bevel gear, a center shaft, left and right clutches, a housing, a bearing and a shim member. The output-side bevel gear is supported on the center shaft such that the output-side bevel gear meshes with the input-side bevel gear. The housing can be divided in the radial direction of the output-side bevel gear. The bearing is disposed at one end of the center shaft. The shim member is inserted in an axial-direction gap between the housing and the bearing. The output-side bevel gear and the center shaft can be attached to the housing from the radial direction. The axial end of the center shaft is located towards the other end with respect to the axial end of the bearing.

Air-fuel ratio control apparatus, and control method, of hybrid power unit

The invention relates to an air-fuel ratio control apparatus of a hybrid power unit that selectively executes a first mode in which a ratio of a period during which an internal combustion engine is operated is relatively small, and a second mode in which the ratio of the period during which the internal combustion engine is operated is relatively large. This air-fuel ratio control apparatus executes a target air-fuel ratio correction when a difference among air-fuel ratios in a plurality of combustion chambers exists or is greater than a predetermined difference. An air-fuel ratio correction amount that is a correction amount for the target air-fuel ratio by the target air-fuel ratio correction is set according to whether operational control of the internal combustion engine according to the first mode is being executed or whether operational control of the internal combustion engine according to the second mode is being executed.

Transmission control device, hybrid vehicle, transmission control method, and c0mputer program

To improve the drivability of an automobile at the time of transmission which restricts a torque of an engine, a hybrid automobile is structured which performs transmission control for performing control so that an output restriction is temporarily released in a step of restoring a torque that is reduced once in neutral at the time of transmission during the output restriction by an output restriction control unit and a torque by a motor is added to the torque of the engine.

Drive system control device for working vehicle

In a working vehicle 141 , there is dissolved a risk that a black smoke is discharged, a knocking is generated and an engine stall is caused, if a lot of load is applied to a rotary tiller 24 during various works while traveling at a low speed. In the working vehicle 141 provided with an engine 70 which is mounted to a travel machine body 142 , a common rail type fuel injection device 117 which injects fuel to the engine 70 , and a continuously variable transmission 159 which shifts power from the engine 70 , an engine driving point Q (Q 1 →Q 2 ) relating to a rotating speed N and a torque T of the engine 70 is changed in such a manner that the rotation speed come to a high speed side rotating speed N 2 dissolving an overload, and a change gear ratio of the continuously variable transmission 159 is modified and regulates in such a manner that a vehicle speed V of the travel machine body 142 does not change in the case that the overload acts on the engine 70 of having a low speed N 1 in the rotating speed N.

System, method, and apparatus for controlling power output distribution in a hybrid power train

A method includes operating a hybrid power train having an internal combustion engine and an electrical torque provider. The method further includes determining a machine power demand and an audible noise limit value for the internal combustion engine. The method includes determining a power division description in response to the machine power demand and the audible noise limit value, and operating the internal combustion engine and the electrical torque provider in response to the power division description.

Air-fuel ratio control apparatus and air-fuel ratio control method for internal combustion engine mounted on hybrid vehicle

A hybrid vehicle executes intermittent operation for stopping an operation of an internal combustion engine and thereafter resuming the operation in response to an operating state. An air-fuel ratio control apparatus executes air-fuel ratio feedback control for bringing an air-fuel ratio of air-fuel mixture supplied to the engine on the basis of an output of an upstream air-fuel ratio sensor and an output of a downstream air-fuel ratio sensor into coincidence with a target air-fuel ratio. The air-fuel ratio control apparatus acquires a catalyst parameter that indicates a state of the catalyst at a start of the engine through intermittent operation. The air-fuel ratio control apparatus substantially corrects the target air-fuel ratio in response to the acquired catalyst parameter in a predetermined period after a start of the engine through intermittent operation, and learns a sub-feedback amount that is calculated using the output of the downstream air-fuel ratio sensor.

Transmission and shift control system

The present invention is capable of suppressing gear shift shocks or delays in acceleration with no interruption of driving force and reducing the weight. Disclosed is a transmission which is provided, with multiple stage shift gears so arranged to shift a number of dog clutches to shift a gear to the upper stage of the multiple stage shift gears, and is characterized in that a guide part is provided to a shift operation section and the dog clutches on each of the sages so as to move the lower dog clutch in a neutral direction by a coasting torque acting on the lower stage by a shift rotation of the upper stage to release a meshing engagement when meshing engagements of the lower and upper dog clutches are simultaneously performed by an operation of the shift operation section.

Power management for a drive system

A power machine having an engine that generates a torque output and a power conversion system configured to receive the torque output and provide a drive power signal in response to actuation signals for propelling the machine is disclosed. An engine controller provides an engine torque data signal indicative of a torque load on the engine. A user input device generates an input signal indicative of intention to propel the machine. An electronic controller is in communication with the user input device, the power conversion system, and the engine controller. The electronics controller receives the input signal and provides actuation signals to the power conversion system. The electronic controller further provides the actuation signals as a function of the engine torque data signal to limit the engine torque load.

Abnormality determination device of vehicle and abnormality determination method

Provided is an abnormality determination device of a vehicle including an engine and a first motor that is configured to output a torque to an output shaft of the engine, the abnormality determination device determining an output abnormality of dropping output of the engine in the vehicle. The abnormality determination device has an abnormality determination unit that determines that an output abnormality of the engine has occurred when an actual torque that is estimated, based on a torque of the first motor, as a torque actually output from the engine falls below a lower limit of an allowable range for a target torque to be output from the engine, and when an amount of increase in a rotational speed of the engine is smaller than a threshold value for misdetermination suppression, which is a threshold value that is larger as the target torque is higher.

Method for Operating an Internal Combustion Engine with Assistance from an Electric Machine, and Internal Combustion Engine

A method for operating an internal combustion engine is disclosed, in which method test injections are carried out in order to adapt, during the operation of the internal combustion engine, the injection parameters used for the control of the injection processes. For this purpose, during the test injections, an electric machine which is coupled to the internal combustion engine generates negative torque impulses in a manner synchronized with the positive torque impulses generated by the test injections, which negative torque impulses counteract the torque impulses generated by the test injections. In this way, rotational speed oscillations generated by the test injections are eliminated. Also described is an internal combustion engine of said type.

Hybrid vehicle

A mechanism and the like configured to reduce a shock involved in the connection of the engine is made no longer necessary for a hybrid vehicle, and an increase in the number of parts of the hybrid vehicle is inhibited. A clutch is connected between an electric motor and an engine in a case where a difference between a current engine speed and a target engine speed is not greater than a first predetermined value. The absolute value of a difference between the current engine speed and a moving average value of the engine speed at intervals of a predetermined length of time is not greater than a second predetermined value which is used for a settling judgment. The engine speed shows a predetermined inclination representing a decreasing trend.

Methods and systems for adjusting cylinder air charge

Systems and methods for improving operation of an engine are presented. In one example, a position of a throttle is adjusted along with other actuators to improve engine starting.

Transmission control device for hybrid vehicle

In a transmission control device for a hybrid vehicle, when an engine torque is equal to or less than a predetermined value during a constant speed traveling, a learning engine rotational speed is set to a rotational speed being higher by +α than the present engine rotational speed. Then, a learning engine torque is calculated that corresponds to the learning engine rotational speed, a learning clutch actuator operation amount is obtained that corresponds to the learning clutch torque, and a clutch actuator is operated based on the learning clutch actuator operation amount. Thereafter, when the engine rotational speed and the engine torque are in stable states, a clutch torque value corresponding to the learning clutch actuator operation amount is compensated by a stable engine torque value.

Controller and method of control of a hybrid electric vehicle

An illustrative controller for a hybrid electric vehicle has a plurality of actuators each operable independently to provide torque to a driveline of the vehicle. At least one of the actuators is arranged to consume a fuel and at least one other comprises an electric machine. The controller is operable to control the plurality of actuators to apply respective amounts of torque to a driveline of the vehicle according to one of three or more operational modes of the vehicle. The respective amounts of torque are based on a value of each of a first set of two or more operating parameters. The controller is arranged to select two or more of the operational modes based on the first set of operating parameters and a value of a cost functional. A first of the selected modes is the mode having the lowest cost functional according to a control optimisation methodology.

Ammonia storage control

Various methods for controlling ammonia levels stored in a catalyst by controlling exhaust gas temperatures are provided. In one embodiment, a temperature of a catalyst in an internal combustion engine is determined. If the temperature of the catalyst exceeds a first threshold at which an ammonia capacity of the catalyst for the temperature is below a current stored ammonia level in the catalyst, a load of the engine is reduced including adjusting a torque output of a motor operatively coupled to the engine.

Drive force distributing apparatus

A driving force distribution apparatus is provided that includes a first roller rotatable together with a main wheel transmission system associated with main drive wheels and a second roller rotatable together with a subordinate driving wheel transmission system associated with subordinate drive wheels. A driving force distribution is enabled to the subordinate drive wheels by adjusting the radial pressing force between the first roller and the second roller through a revolution of the second roller using a power of an inter-roller radial pressing force generating source to thereby control the driving force distribution between the main driving wheels and subordinate driving wheels. Further, an electromagnetic brake is provided that, when energized and supplied with current, generates a braking force to hold the revolution position of the second roller. When de-energized, no braking force will be produced so that the revolution of the second roller will be allowed.

Method and strategy to detect the lock-up of planetary gear in power split hybrid vehicles

A system and method for controlling a hybrid electric vehicle powertrain having an engine, a generator, and a motor connected via a planetary gear set to detect lockup in the planetary gear set and control the powertrain in response. When torque is distributed in an electric mode of operation with the engine disabled, the generator is disabled based at least upon a difference between actual generator speed and an expected generator speed exceeding a threshold, indicating a lockup in the planetary gear set. When the engine is activated and distributes torque through the powertrain, the engine and the generator are disabled based at least upon a difference between engine acceleration and an expected engine acceleration exceeding a first threshold, and a difference between engine speed and ring gear speed being less than a second threshold.

Control device for unlocking irreversible rotary transmission system

An unlocking controller is provided for an irreversible rotary transmission system having the irreversible rotary transmission system having an irreversible rotation transmission element arranged between an input shaft and an output shaft. The unlocking controller includes an input shaft rotation direction determination section and an unlocking torque setting section. The input shaft rotation direction determination section determines whether an input shaft rotational direction is the same as, or opposite to, a direction of the load torque of the output shaft. The unlocking torque setting section conducts an unlocking torque control that sets the unlocking torque a higher value when the input shaft rotational direction and the direction of the load torque of the output shaft are the same as while the lock is released, than when the input shaft rotational direction is opposite to the direction of the direction of the load torque of the output shaft.

Control device

The present invention relates to a control device that controls a vehicle drive device in which a rotary electric machine is provided in a power transfer path that connects between an internal combustion engine and wheels and in which a first friction engagement device is provided between the internal combustion engine and the rotary electric machine and a second friction engagement device is provided between the rotary electric machine and the wheels.

Vehicle control device

A vehicle control device is disclosed which calculates a drive torque requirement Treq as a target running force output value for a vehicle on the basis of the amount of driving operation by a driver; calculates a correction torque ΔTreq for suppressing vehicle sprung body vibration; controls an engine and an electric motor on the basis of a post-correction drive torque requirement Tareq which is derived by correcting the drive torque requirement Treq with the correction torque ΔTreq, and controls the indication of the operation state of the electric motor. The correction torque ΔTreq includes at least a feed-back control amount ΔTfb as a disturbance-based correction amount. The indication of the operation state of the electric motor is conducted on the basis of a target running force output value for display in which the influence of the feed-back control amount ΔTfb is reduced as compared with the value Tareq.

Method and system for engine control

Methods are provided for holding an engine steady during a drive cycle to complete one or more diagnostic routines. The engine may be held steady while an operator torque demand varies if a sufficient number of diagnostic routines need to be completed and are enabled for completion. By holding the engine steady, an accuracy and completion of the diagnostic routines is improved.

Hybrid work machine and method of controlling same

A hybrid work machine includes an engine, a motor generator connected to the engine, an electric energy storage unit configured to store electric power generated by the motor generator, and a control part configured to control driving of the motor generator. The control part is configured to control the driving of the motor generator so that an assist output of the motor generator increases, based on an external condition of the engine.

Method for operating a safety system for avoiding collisions and/or for reducing the severity of collisions in a motor vehicle, and motor vehicle

A method for operating a safety system for avoiding collisions and/or for reducing the severity of collisions in a motor vehicle that has a clutch pedal as an actuator for manually actuating a clutch. The safety system is designed to carry out at least one braking intervention when a collision is imminent. An additional actuator in form of a clutch actuator is used to automatically open and close the clutch. In the context of at least one braking intervention of the safety system, the clutch actuator is actuated in order to open the clutch dependent on at least one item of intervention information relating to the braking intervention.

Drive mode optimized engine order cancellation

Engine order cancellation (EOC) systems generate feed forward noise signals based on the engine or other rotating shaft RPM and use those signals and adaptively configured W-filters to reduce the in-cabin SPL by radiating anti-noise through speakers. An EOC system may include a drive mode detector for detecting different vehicle drive modes based on an analysis of signals indicative of current vehicle operating conditions. Upon detection, the EOC system may adaptively adjust various tuning parameters for the EOC algorithm based on the current vehicle drive mode. The EOC system may also selectively target different sets of engine orders for noise cancellation according to the current vehicle drive mode based on which engine orders are dominant during that drive mode.

METHOD FOR OPERATING A PHEV AND MOTOR VEHICLE CONFIGURED THEREFOR

A method for operating a motor vehicle having a hybrid drive, and to a motor vehicle configured for carrying out the method. In a hybrid operating mode of the motor vehicle, a proportion of a purely electric driving operation is maximized by controlling the automatic transmission so a resulting rotational speed is not lower than a preset minimum value. 1. A method for operating a motor vehicle , comprising:a drive train with an internal combustion engine, at least one electric motor, and an automatic transmission, the at least one electric motor arranged between the internal combustion engine and the transmission, wherein in a hybrid operating mode of the motor vehicle, a proportion of a purely electric driving operation is maximized by controlling the automatic transmission so a resulting rotational speed is not lower than a preset minimum value, which is within a range of 0 to 100 rpm below a breakpoint speed of the at least one electric motor.2. The method according to claim 1 , wherein the proportion of the purely electric driving operation is maximized when the motor vehicle identifies a situation to maximize the proportion of purely electric driving.3. The method according to claim 2 , wherein the situation is driving in an urban area.4. The method according to claim 2 , wherein the situation is stop-and-go traffic.5. The method according to claim 2 , wherein the motor vehicle identifies the situation based on the vehicle speed.6. The method according to claim 2 , wherein the motor vehicle identifies the situation by a satellite-based positioning combined with information from a digital road map.7. The method according to claim 2 , wherein the motor vehicle identifies the situation via a car-to-X communication.8. A motor vehicle claim 2 , comprising:a drive train with an internal combustion engine, at least one electric motor, and an automatic transmission, the at least one electric motor arranged between the internal combustion engine and the transmission, ...

VEHICLE

A vehicle includes a drive device for traveling, and a control device configured to control the drive device so that the vehicle travels with a target driving force based on an accelerator operation amount. The control device is configured to set the target driving force such that a change in the target driving force with respect to a change in the accelerator operation amount is gentler in a case where steady traveling is desired as compared with a case where the steady traveling is not desired. Therefore, in a case where the steady traveling is desired, a variation of a vehicle speed with respect to a slight variation of the accelerator operation amount can be gentle and continuous steady traveling can be facilitated. 1. A vehicle comprising:a drive device for traveling; anda control device configured to control the drive device so that the vehicle travels with a target driving force based on an accelerator operation amount,wherein the control device is configured to set the target driving force such that a change in the target driving force with respect to a change in the accelerator operation amount is gentler in a case where steady traveling is desired as compared with a case where the steady traveling is not desired.2. The vehicle according to claim 1 , wherein the control device is configured to determine that the steady traveling is desired in a case where a variation amount of the accelerator operation amount for a predetermined time is equal to or smaller than a first predetermined variation amount and a variation amount of a vehicle speed for the predetermined time is equal to or smaller than a second predetermined variation amount.3. The vehicle according to claim 1 , wherein the control device is configured to set a request driving force for traveling based on the accelerator operation amount and a vehicle speed or a driving force obtained by performing smoothing on the request driving force as the target driving force claim 1 , and determine that the ...

CONTROL APPARATUS FOR VEHICLE MOTOR

A control apparatus for a vehicle motor is a control apparatus for a vehicle motor configured to control a motor that can realize a plurality of characteristics in which output upper limits of torque are different from each other. The control apparatus for the vehicle motor is provided with: a characteristic switching device configured to switch a characteristic of the motor between a first characteristic in which the output upper limit is first predetermined torque and a second characteristic in which the output upper limit is second predetermined torque, which is lower than the first predetermined torque; a characteristic switching abnormality determining device configured to determine whether or not there is an abnormality in switching of the characteristic of the motor; and a fail-safe performing device configured to perform a fail-safe process according to the characteristic of the motor if it is determined that there is the abnormality in the switching of the characteristic of the motor. 1. A control apparatus for a vehicle motor , configured to control a motor that can realize a plurality of characteristics in which output upper limits of torque are different from each other , said control apparatus for the vehicle motor comprising:a characteristic switching device configured to switch a characteristic of the motor between a first characteristic in which the output upper limit is first predetermined torque and a second characteristic in which the output upper limit is second predetermined torque, which is lower than the first predetermined torque;a characteristic switching abnormality determining device configured to determine whether or not there is an abnormality in switching of the characteristic of the motor; anda fail-safe performing device configured to perform a fail-safe process according to the characteristic of the motor if it is determined that there is the abnormality in the switching of the characteristic of the motor, whereinsaid characteristic ...

ENGINE START CONTROLLER FOR HYBRID VEHICLE

When driver's deceleration intention is detected during traveling by a motor generator with an engine being stopped, a clutch is engaged to start the engine, and thereafter disengaged. When an engine speed after engine start is lower than a reference rotational speed being an input shaft rotational speed produced by driving force reversely transmitted from drive wheels, the engine speed is increased to a target rotational speed lower than the reference rotational speed. When the engine speed reaches the target rotational speed, output from the engine is decreased and the clutch is reengaged. Thus, while engine stall when activating the engine brake, which is due to the engine speed too low after engine start, is avoided by increase in the engine speed, the clutch is reengaged earlier so as to activate the engine brake fully, generating deceleration feeling the driver expects. 1. An engine start controller for a hybrid vehicle in which driving force of an engine is transmitted to an input shaft of a transmission via a clutch , and driving force of a motor generator is also transmitted to the input shaft , wherein:when a driver's intention for deceleration is detected during traveling by the motor generator with the engine being stopped, the engine is started by engaging the clutch, and thereafter the clutch is disengaged; andin a case where an engine speed after starting the engine is lower than a reference rotational speed which is an input shaft rotational speed produced by the driving force reversely transmitted from drive wheels, the engine speed is increased to a target rotational speed which is lower than the reference rotational speed, and when the engine speed reaches the target rotational speed, output from the engine is decreased, and the clutch is reengaged.2. The engine start controller for the hybrid vehicle according to claim 1 , wherein a difference between the target rotational speed and the reference rotational speed is set to increase as a vehicle ...

Device intended for remotely changing the power and/or speed of a recreational vehicle and taking into account the position of the accelerator pedal

A device for remotely changing the control of power generated by an internal combustion engine of a recreational vehicle driven by a driver controlling an accelerator pedal. The device includes a remote control, sending a signal for modulating the power and/or speed of the engine. The device comprises a system for measuring the position of the accelerator pedal, a system for receiving the signal for modulating the power and/or speed, a system for controlling the intake of gases into the engine, and an electronics module connected to the various systems, establishing rules for controlling the intake control system, depending on the position of the accelerator pedal and the received modulation signal.

APPARATUS AND METHOD FOR CONTROLLING ENGINE OF HYBRID VEHICLE

A method of controlling an engine of a hybrid vehicle includes steps of calculating a maximum torque of an engine at which an engine lambda=1 is maintained; calculating a maximum dischargeable torque of a driving motor; and allowing an operation of the engine having the engine lambda<1 when a torque required by a driver is greater than a sum of the maximum torque of the engine at which the engine lambda=1 is maintained and the maximum dischargeable torque of the driving motor. 1. A method of controlling an engine of a hybrid vehicle , comprising steps of:calculating a maximum torque of an engine at which an engine lambda=1 is maintained;calculating a maximum dischargeable torque of a driving motor; andallowing an operation of the engine having the engine lambda<1 when a torque required by a driver is greater than a sum of the maximum torque of the engine at which the engine lambda=1 is maintained and the maximum dischargeable torque of the driving motor.2. The method of claim 1 , wherein the maximum torque of the engine at which the engine lambda=1 is maintained is calculated by a method of subtracting a margin for preventing knocking of the engine from a value obtained by multiplying a maximum physical torque of the engine and a torque decrease factor according to atmospheric pressure.3. The method of claim 1 , wherein the operation of the engine having the engine lambda<1 is allowed when the torque required by the driver is larger than a value obtained by adding a value obtained by multiplying the maximum dischargeable torque of the driving motor and a weighting factor for each state of charging (SOC) of a battery to the maximum torque of the engine at which the engine lambda=1 is maintained.4. The method of claim 3 , wherein the weighting factor for each SOC of the battery is set to a smaller value in a low level region claim 3 , in which the SOC of the battery is equal to or smaller than a threshold value claim 3 , than that in a high level region claim 3 , in ...

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. 1. A control system for a hybrid electric vehicle , comprising:a transmission system configured to drive wheels of the hybrid electric vehicle;an engine power subsystem connected to the transmission system;a motor power subsystem connected to the transmission system; anda control module,wherein when electrical power of the vehicle is on, the control module is configured to control the hybrid electric vehicle to operate in corresponding operating modes by controlling the engine power subsystem and the motor power subsystem, wherein the operating mode comprises HEV-eco mode and HEV-s mode, wherein 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, when the vehicle speed is zero, the control module is further configured to control the hybrid electric vehicle to operate by idle start-stop strategy.2. The control system according to claim 1 , wherein when the hybrid electric vehicle operates in the HEV-eco mode claim 1 , under the conditions that slope is below a lower limit of slope claim 1 , electric quantity of a power battery is below a lower limit of the electric ...

DRIVING FORCE CONTROL METHOD AND DEVICE FOR HYBRID VEHICLE

Provided are a driving force control method and device for a hybrid vehicle, each capable of effectively absorbing torque fluctuation of an engine while suppressing deterioration in energy efficiency. The driving force control device for a hybrid vehicle comprises a PCM configured to: estimate an average torque output by an engine; estimate a torque fluctuation component of the torque output by the engine; set a countertorque for suppressing the estimated torque fluctuation component; and control an electric motor to output the set countertorque, wherein the PCM is operable, under a condition that the average torque output by the engine is constant, to set the countertorque such that, as an engine speed of the engine becomes larger, the absolute value of the countertorque becomes larger. 1. A driving force control method for a hybrid vehicle equipped with an internal combustion engine , a driving force transmission mechanism for transmitting driving force of the internal combustion engine to drive wheels , and an electric motor coupled to the internal combustion engine and capable of outputting driving force to the driving force transmission mechanism , the driving force control method comprising the steps of:estimating an average torque output by the internal combustion engine;estimating a torque fluctuation component of the torque output by the internal combustion engine;setting a countertorque for suppressing the estimated torque fluctuation component; andcontrolling the electric motor to output the set countertorque,wherein the step of setting a countertorque includes a sub-step of, under a condition that the average torque output by the internal combustion engine is constant, setting the countertorque such that, as an engine speed of the internal combustion engine becomes higher, an absolute value of the countertorque becomes larger.2. The driving force control method as recited in claim 1 , wherein the step of setting a countertorque includes:a sub-step of, ...

System and method for performing an engine stop and start for a rolling vehicle

Methods and systems for improving operation of a vehicle driveline that includes an engine and an automatic transmission with a torque converter are presented. In one non-limiting example, the engine may be stopped while a vehicle in which the engine operates is rolling. A transmission coupled to the engine may be shifted as the vehicle rolls so that vehicle response may be improved if a driver requests an increase of engine torque.

HYBRID VEHICLE AND CONTROL METHOD OF GEAR SHIFT THEREFOR

A hybrid vehicle and a control method of gear shift therefor are provided. The hybrid vehicle and the control method of gear shift therefor minimize torque fluctuation during gear shift to enhance driving force and fuel efficiency. The method includes predicting a time point when gear shift occurs and estimating an intervention amount of the gear shift. Engine torque corresponding to the estimated intervention amount is then reduced up to the time point when the gear shift occurs and motor torque corresponding to the reduced engine torque is increased up to the time point when the gear shift occurs. 1. A control method of gear shift of a hybrid vehicle , comprising:predicting, by a controller, a time point when gear shift occurs and estimating an intervention amount of the gear shift;reducing, by the controller, engine torque that corresponds to the estimated intervention amount up to the time point when the gear shift occurs; andincreasing, by the controller, motor torque that corresponds to the reduced engine torque up to the time point when the gear shift occurs.2. The method according to claim 1 , further comprising:restoring, by the controller, the engine torque and the motor torque upon completing the gear shift.3. The method according to claim 1 , further comprising:after the gear shift begins, additionally reducing, by the controller, the engine torque when the reduced engine torque is greater than actual intervention requested torque.4. The method according to claim 3 , wherein the reducing of the engine torque is performed via air flow control of an engine; and wherein the additionally reducing of the engine torque is performed via firing angle control of the engine.5. The method according to claim 1 , wherein the time point when the gear shift occurs is predicted based on at least one selected from the group consisting of: a vehicle speed claim 1 , an accelerator pedal manipulation degree claim 1 , and a requested torque.6. The method according to claim 5 ...

VEHICLE AND METHOD FOR CONTROLLING THE SAME

A vehicle is provided that includes a motor connected to vehicle wheels and configured to generate electrical power. A first rotational speed detector detects rotational speed of the motor and an engine generates mechanical power. A second rotational speed detector detects rotational speed of the engine. A clutch is disposed between the engine and the motor to open and close the connection between the engine and the motor. A controller diagnoses a failure of the clutch and outputs an instruction to open the clutch and an instruction to turn off the engine when the clutch has a failure. The controller determines whether the clutch is successfully opened based on the detected rotational speed of the motor and the detected rotational speed of the engine, executes a series driving mode when that the clutch is successfully opened and speed limit driving when that the clutch has failed to be opened. 1. A vehicle , comprising:a motor connected to vehicle wheels and configured to generate electrical power;a first rotational speed detector configured to detect rotational speed of the motor;an engine configured to generate mechanical power;a second rotational speed detector configured to detect rotational speed of the engine;a clutch disposed between the engine and the motor to open and close the connection between the engine and the motor; anda controller configured to diagnose a failure of the clutch, output an instruction to open the clutch and an instruction to turn off the engine when the clutch has a failure, determine whether the clutch is successfully opened based on the detected rotational speed of the motor and the detected rotational speed of the engine, execute a series driving mode in response to determining that the clutch is successfully opened, and execute speed limit driving in response to determining that the clutch has failed to be opened.2. The vehicle of claim 1 , wherein the controller is configured to determine that the clutch is successfully opened ...

Control Method To Adapt Torque Request Based On Vehicle Load

Provided herein is a vehicle including a powertrain including a prime mover operably coupled to a transmission, wherein the transmission is operably coupled to a plurality of wheels; a plurality of sensors configured to monitor operating conditions of the vehicle including an accelerator pedal position; and a controller configured to receive signals from the plurality of sensors and send an output signal to control a torque request to the powertrain, wherein the controller includes a calibrateable map having values of the torque request based on the accelerator pedal position and an estimated weight of the vehicle. 1. A vehicle comprising:a powertrain including a prime mover operably coupled to a transmission, wherein the transmission is operably coupled to a plurality of wheels;a plurality of sensors configured to monitor operating conditions of the vehicle including an accelerator pedal position; anda controller configured to receive signals from the plurality of sensors and send an output signal to control a torque request to the powertrain, wherein the controller comprises a calibrateable map having values of the torque request based on the accelerator pedal position and an estimated weight of the vehicle.2. The vehicle of claim 1 , wherein the estimated weight is determined using a weight estimator process adapted to receive the plurality of signals including a wheel speed claim 1 , a grade claim 1 , and a mass air flow. The present application claims priority to U.S. Provisional patent application Ser. No. 62/527,097 filed on Jun. 30, 2017, which is incorporated herein by reference in its entirety.Modern vehicles typically use a map which relates accelerator pedal position to a driver demanded torque or power. This map does not account for major changes in vehicle weight. For operation where the vehicle weight is changing, the driver presses the accelerator pedal harder to request more torque when the vehicle is in a heavier condition. Operating the vehicle in ...

Engine control device

An engine includes a dynamo-electric machine which generates electricity by the rotation of the engine; a secondary battery which stores electricity generated by the dynamo-electric machine; an electric supercharger including an electric compressor for supercharging intake air into combustion chambers; and a mechanical supercharger including an exhaust turbine configured to be driven by exhaust gas in the exhaust passage, and a mechanical compressor configured to supercharge intake air into the combustion chamber. An ECU (50) includes a remaining charge detector for detecting the remaining amount of charge of the secondary battery; and a supercharge control means for adjusting the ratio between a supercharging pressure by the electric supercharger and a supercharging pressure by the mechanical supercharger according to the remaining amount of charge of the secondary battery.

Controller for vehicle and control method for vehicle

A controller for a vehicle includes a target traveling torque calculating unit, a target torque calculating unit, and a torque controlling unit. The target torque calculating unit is configured to execute an increasing process that increases, on condition that the target traveling torque is greater a threshold, a ratio of the target engine torque to the target traveling torque as compared to a case in which the target traveling torque is less than or equal to the threshold. The threshold is less than a maximum output value, which is a maximum value of a torque that can be generated by the motor-generator.

Cooperative distributed control of target systems

Techniques are described for implementing automated control systems that manipulate operations of specified target systems, such as by modifying or otherwise manipulating inputs or other control elements of the target system that affect its operation (e.g., affect one or more outputs of the target system). An automated control system for such a target system may in some situations have a distributed architecture that provides cooperative distributed control of the target system, such as with multiple decision modules that each control a portion of the target system and operate in a partially decoupled manner with respect to each other, with the various decision modules' operations being at least partially synchronized and each having a consensus with one or more other decision modules, even if a fully synchronized convergence of all decision modules at all times is not guaranteed.

Traveling assistance device, traveling assistance management device, methods of same devices, and traveling assistance system

A traveling assistance device provided on a traveling assistance target vehicle 11 includes: an outside-vehicle information acquisition unit that acquires outside-vehicle information; a communication unit that communicates with a traveling assistance management device 15 providing leading vehicle information; and a traveling control unit that performs following traveling control for traveling while following a leading vehicle indicated by leading vehicle information acquired from the traveling assistance management device. The following traveling control is performed using the outside-vehicle information acquired by the outside-vehicle information acquisition unit and the leading vehicle information. The traveling assistance management device 15 that manages the traveling assistance at a position away from the vehicle includes: a communication unit that communicates with the traveling assistance target vehicle 11; and an information processing unit that selects, as a leading vehicle, a candidate vehicle 12-1 scheduled to travel in a traveling schedule route of the traveling assistance target vehicle at a traveling schedule time of the traveling assistance target vehicle from candidate vehicles in response to a request for leading vehicle information from the traveling assistance target vehicle, and notifies the traveling assistance target vehicle of leading vehicle information indicating the leading vehicle. Following traveling is automatically and efficiently achievable.

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.

CONTROLLER FOR VEHICLE AND CONTROL METHOD FOR VEHICLE

A controller for a vehicle includes a controlling unit. In a case in which the target engine torque is less than or equal to a threshold, the controlling unit controls the engine such that the torque of the engine becomes equal to the target engine torque, and controls a motor-generator such that the torque of the motor-generator becomes equal to the target motor torque. Also, in a case in which the target engine torque is greater than the threshold, the controlling unit controls the engine such that the torque of the engine becomes less than or equal to the threshold, and controls the motor-generator such that the torque of the motor-generator increases. 1. A controller for a vehicle , wherein an engine as a drive source;', 'a motor-generator as a drive source; and', 'a battery that supplies power to the motor-generator,, 'the vehicle includesthe controller comprising:a target engine torque calculating unit that calculates a target engine torque based on an accelerator operated amount, the target engine torque being a target value of a torque of the engine;a target motor torque calculating unit that calculates a target motor torque based on the accelerator operated amount, the target motor torque being a target value of a torque of the motor-generator;a permissible value calculating unit that calculates a booming noise permissible value based on an index value indicating a traveling state of the vehicle, the booming noise permissible value being an upper limit of a booming noise;a threshold calculating unit that calculates a threshold, the threshold being an upper limit of the torque of the engine used to limit the booming noise to the booming noise permissible value or less; and in a case in which the target engine torque is less than or equal to the threshold, the controlling unit controls the engine such that the torque of the engine becomes equal to the target engine torque, and controls the motor-generator such that the torque of the motor-generator becomes ...

SYSTEM AND METHOD FOR CONTROLLING TORQUE INTERVENTION OF HYBRID ELECTRIC VEHICLE

A system and a method for controlling torque intervention of a hybrid electric vehicle including a motor and an engine as power sources that includes: a driving information detector detecting a running state of the vehicle and demand information of a driver of the vehicle; a transmission control unit (TCU) requesting torque reduction while shifting of the vehicle based on a signal from the driving information detector; a traction control system (TCS) requesting torque reduction by outputting an intervention torque for preventing a wheel slip of the vehicle; and a controller controlling torque intervention by dividing a request amount of torque reduction into the engine and the motor when receiving the torque reduction request from the TCU or the TCS, wherein the controller firstly reduces a motor assist torque when a state of the motor before the torque intervention is an assist state, maintains a motor charging torque when the state of the motor before torque intervention is a charging state, and divides an additional reduction requirement in proportion to an available reduction range of the engine and an available reduction range of the motor. 1. A system for controlling torque intervention of a hybrid electric vehicle including a motor and an engine as power sources , comprising:a driving information detector detecting a running state of the vehicle and demand information of a driver of the vehicle;a transmission control unit (TCU) requesting torque reduction while shifting of the vehicle based on a signal from the driving information detector;a traction control system (TCS) requesting torque reduction by outputting an intervention torque for preventing a wheel slip of the vehicle; anda controller controlling torque intervention by dividing a request amount of torque reduction into the engine and the motor when receiving the torque reduction request from the TCU or the TCS,wherein the controller firstly reduces a motor assist torque when a state of the motor ...

CONTROL APPARATUS FOR DYNAMIC POWER TRANSMISSION APPARATUS

A control apparatus for a dynamic power transmission apparatus is provided. The dynamic power transmission apparatus includes a differential mechanism, an electric generator, an electric motor, and a fluid coupling. The electric motor is disposed at a position apart from a transmission path along which a dynamic power of an engine is transmitted to a driving wheel. The fluid coupling is disposed between the electric motor and the transmission path. The control apparatus includes an electronic controller configured to restrict a charge of an electric storage apparatus with an electric power generated by the electric generator, depending on a state of the electric storage apparatus, and control the fluid coupling to differentially rotate and to drive the electric motor by the electric power such that a dynamic power loss is generated in the fluid coupling, when restricting the charge of the electric storage apparatus. 1. A control apparatus for a dynamic power transmission apparatus , the dynamic power transmission apparatus including a differential mechanism , an electric generator , an electric motor , and a fluid coupling , the differential mechanism divides dynamic power output by an engine to a driving wheel and the electric generator , the electric generator generates electric power such that the electric motor is driven by the electric power and torque of the electric motor is output to the driving wheel and to charge an electric storage apparatus with some of the electric power , the electric motor being disposed at a position apart from a transmission path along which the dynamic power of the engine is transmitted to the driving wheel through the differential mechanism , the fluid coupling being disposed between the electric motor and the transmission path , the control apparatus comprising:an electronic controller configured to restrict the charge of the electric storage apparatus with the electric power generated by the electric generator, depending on a ...

Intelligent vehicle management system

Disclosed herein is a system capable of calculating and analyzing energy loss in each of elements that consume energy of a vehicle and of managing the safety diagnosis and the potential regeneration energy of the vehicle based on the calculated and analyzed energy losses. In accordance with the intelligent vehicle management system according to an embodiment of the present invention, whether a vehicle is normally controlled is derived. If an abnormal control is determined, a warning signal is output to the vehicle in order to notify a driver of the necessity for repair and maintenance or the engine torque of the vehicle is limited. Accordingly, an accident attributable to abnormal control can be prevented. Furthermore, the expected braking distance of a vehicle being driven is derived so that the control unit can control the vehicle to keep a safe distance between the vehicle and an adjacent vehicle. And the potential regeneration energy during deceleration is also calculated and gathered into a specific server, which is used for the design of power plant capacity or the calculation of auto tax depending on individual driver's energy abuse.

DEVICE FOR PREVENTING SUDDEN UNINTENDED ACCELERATION

Provided is a device for preventing sudden unintended acceleration. The device includes a driving information collector, a vehicle characteristic storage, a controller configured to determine whether the vehicle is in a sudden unintended acceleration state, and a switch configured to block input power of the electronic throttle motor of vehicle on the basis of the determination of sudden unintended acceleration by the controller. 1. A device for preventing sudden unintended acceleration , the device comprising:a driving information collector configured to collect information, including a vehicle brake signal, a vehicle speed, an engine revolution per minute (rpm), a turbine rpm, and an accelerator pedal position, and regarding at least one of an instant fuel consumption amount, an intake air flow rate, a coolant temperature, an engine oil temperature, a transmission oil temperature, a road slope, or an atmospheric pressure;a vehicle characteristic storage configured to store data, including a vehicle's weight, and a characteristic curve of a torque converter, and regarding at least one of a torque ratio curve of the torque converter, a vehicle driving resistance, a gear ratio, a tire dynamic radius, a frictional force for each gear stage from among a plurality of gear stages, an engine moving system inertia, or a powertrain moving system inertia;a controller configured to, based on the information and the data, estimate a fuel consumption amount for each vehicle component from among a plurality of vehicle components and determine whether a vehicle is in a sudden unintended acceleration state based on at least one of the estimated fuel consumption amount for each vehicle component, including fuel consumption amounts for a transmission slip work loss and an accelerating resistance work loss, the information, or the data; anda switch configured to, based on a determination by the controller that the vehicle is in a sudden unintended acceleration state, block an input ...

CONTROL APPARATUS FOR VEHICLE

A first control unit executes a valve stop inertial running including stopping an intake valve and an exhaust valve in a closed state during rotation of an output shaft, stopping supply of fuel to an engine, and setting a clutch in an engaged state to drive pistons of the engine by a rotational force from driving wheels. A second control unit executes a valve operation running including operating the intake valve and the exhaust valve during the rotation of the output shaft, and supplying the fuel to the engine based upon an intake conduit pressure. When a cancellation request is made during execution of the valve stop inertial running, a transient control unit operates the intake valve and the exhaust valve, and controls a throttle valve to an idling opening or less, thereby supplying a negative pressure to an intake passage. 1. A control apparatus for a vehicle configured to control a vehicle comprising a valve operation mechanism that can stop an intake valve and an exhaust valve in an engine in a closed state during rotation of an output shaft in the engine , and a clutch that can switch a power transmission route between the engine and a driving wheel between an engaged state and a disengaged state , comprising:a first control unit configured to execute a valve stop inertial running including stopping the intake valve and the exhaust valve in the closed state during the rotation of the output shaft, stopping supply of fuel to the engine, controlling a throttle valve of the engine to an idling opening or less, and setting the clutch in the engaged state to drive pistons of the engine by a rotational force from the driving wheel through the output shaft;a second control unit configured to execute a valve operation running including operating the intake valve and the exhaust valve during the rotation of the output shaft, and supplying the fuel to the engine; anda transient control unit configured to execute a transient running including operating the intake valve ...

CONTROL APPARATUS AND CONTROL METHOD FOR VEHICLE

an electronic control unit configured to i) while the engagement mechanism is changing from the engaged state to the released state, execute shaking control, ii) execute torque oscillation control, iii) determine whether to execute any one of releasing control and the torque oscillation control while the other one of the releasing control and the torque oscillation control is being executed, and iv) stop the shaking control when the electronic control unit determines to execute the releasing control and the torque oscillation control. 1. A control apparatus for a vehicle includingan engine,a motor,an engagement mechanism configured to change between an engaged state where a pair of meshing members are engaged with each other and a released state where the meshing members are released from each other,a driveline configured to transmit an engine torque output from the engine to drive wheels, anda braking device configured to impart braking force to each of the drive wheels,when the engagement mechanism is in the engaged state, the engine torque, a motor torque output from the motor, and a torque that is transmitted from the drive wheels via the driveline being transmitted to the meshing members,the control apparatus comprising: i) while the engagement mechanism is changing from the engaged state to the released state, execute shaking control, the shaking control being control for causing the motor to output a torque for reducing a load on the meshing members, which occurs due to the engine torque, and repeatedly increasing and reducing a magnitude of the motor torque within a predetermined range,', 'ii) execute torque oscillation control, the torque oscillation control being control for oscillating a torque of the drive wheels by using the braking device,', 'iii) determine whether to execute any one of releasing control and the torque oscillation control while the other one of the releasing control and the torque oscillation control is being executed, the releasing ...

HYBRID POWERTRAIN AND METHOD FOR CONTROLLING THE SAME

A method for controlling a hybrid powertrain includes the following steps: receiving a torque request; determining a plurality of possible motor torques for the first and second electric machines capable of achieving the torque requested; determining system power losses of the powertrain for all the possible motor torques for the first and second electric machines capable of achieving the torque requested; determining a lowest power loss of the system power losses determined for the plurality of possible motor torques for the first and second electric machines; determining a first operating torque for the first electric machine and a second operating torque for the second electric machine that correspond with the lowest power loss; and commanding the first electric machine to generate the first operating torque and the second electric machine to generate the second operating torque in order to achieve the torque requested while minimizing the system power losses. 1. A method for controlling a hybrid powertrain , the powertrain including a drive axle , an engine operatively coupled to the drive axle , a first electric machine operatively coupled to the drive axle , a second electric machine operatively coupled to the drive axle , and a controller in communication with the engine , the first electric machine , and the second electric machine , the method comprising:receiving, via the controller, a torque request;determining, via the controller, whether the hybrid powertrain is operating in the electric-only operating mode, wherein the engine is off when the hybrid powertrain is operating in the electric-only mode;determining, via the controller, a plurality of possible motor torques of the first and second electric machines capable of achieving the torque requested only if the hybrid powertrain is operating in the electric-only mode;determining system power losses of the powertrain for all the possible motor torques of the first and second electric machines capable of ...

Vehicle control apparatus

A vehicle control apparatus for implementing inter-vehicle distance control of a subject vehicle carrying the apparatus behind a preceding vehicle based on reflected waves from a target that is a reflecting portion of the preceding vehicle. In the apparatus, a distance estimator is configured to calculate an estimated distance as an inter-vehicle distance between a rear end of the preceding vehicle and the subject vehicle based on an inter-vehicle distance variation calculated based on a relative speed of the target. A target determiner is configured to determine whether or not the target is displaced forward of the rear end of the preceding vehicle. A controller is configured to, when the target of the preceding vehicle is displaced forward of the rear end of the preceding vehicle, implement the inter-vehicle distance control based on the estimated distance calculated by the distance estimator.

Continuously variable transmission

A stepless transmission 1 is provided for preventing drive wheels from being driven despite the driver's intention during vehicle deceleration. A control device 40 : when the required drive force of the vehicle is 0, controls the output rotational speed Ne of a travel drive source 50 to be Ne 2 , and controls the transmission gear ratio i of the transmission 1 so that the transmission 1 in the case where the Ne is Ne 1 changes from a first state to a second state; and when the vehicle speed V is less than a boundary speed Vgn, controls the ratio i to be a state maintaining transmission gear ratio ign that enables the first state to be maintained even during vehicle deceleration. In the second state a rotational drive force is transmitted from an input shaft 2 to an output shaft 3 . In the first state the transmission is prevented.

Coasting Regeneration Control Method and Device of Vehicle with Continuously Variable Valve Duration Engine

A coasting regeneration control method of a vehicle equipped with a continuously variable valve duration (CVVD) engine includes: determining, by an engine control unit (ECU), whether a current state of the vehicle satisfies coasting regeneration conditions; and entering, by the ECU, a coasting regeneration mode and performing regenerative braking when the current state of the vehicle satisfies the coasting regeneration conditions, in which when the coasting regeneration mode is entered, a throttle valve is fully opened so that the amount of intake air of the engine is maximized, a CVVD target duration is controlled to be maximized, and a closing time of an intake valve is delayed after a start point of time of a compression stroke, thereby decreasing pumping loss of the engine. 1. A coasting regeneration control method of a vehicle equipped with a continuously variable valve duration (CVVD) engine , in which an engine control unit (ECU) controls regenerative braking in the vehicle , the method comprising the steps of:determining, by the ECU, whether a current state of the vehicle satisfies coasting regeneration conditions; andentering, by the ECU, a coasting regeneration mode and performing regenerative braking when the current state of the vehicle satisfies the coasting regeneration conditions,wherein when the coasting regeneration mode is entered, a throttle valve is fully opened so that an amount of intake air of the engine is maximized and a CVVD target duration is controlled to be maximized, such that power generation torque of a belt driven motor (BDM) is controlled to be increased.2. The method of claim 1 , wherein the current state of the vehicle is an over-run state claim 1 , it is determined that the coasting regeneration conditions are satisfied.3. The method of claim 2 , wherein when output signals from an accelerator position sensor and a brake position sensor are zero claim 2 , and a vehicle speed and an engine RPM are over a corresponding set vehicle ...

Method for operating a motor vehicle, control device, and motor vehicle

A method for operating a motor vehicle, the motor vehicle has a control device and a drive train. The drive train includes as components a motor, a clutch, and at least one wheel. The motor is coupled to the at least one wheel via the clutch. The control device controls a rotational speed of the at least one wheel based on a rotational speed specification using a model mapping the drive train of the motor vehicle. A torque generated by the motor is influenced as the manipulated variable as a function of at least one state variable of the drive train determined on the basis of the model.

CONTROL DEVICE

A control device for performing start assist control for an internal combustion engine includes: a first start assist processing unit that executes a first start assist process that brings a first engagement device into slip engagement at a first engagement pressure while increasing a torque generated by a rotating electrical machine; and a second start assist processing unit that increases, when the first start assist process fails to start the internal combustion engine, an engagement pressure of the first engagement device to a second engagement pressure higher than the first engagement pressure while increasing the torque generated by the rotating electrical machine. The second start assist processing unit determines the second engagement pressure on the basis of a rotational speed of the internal combustion engine in the first start assist process. 15-. (canceled)6. A control device that is adapted for a vehicle drive system in which a first engagement device and a rotating electrical machine are provided in a power transfer path connecting an internal combustion engine to wheels and that performs start assist control for the internal combustion engine , the control device comprising: executes, when the first engagement device is in a disengaged state, a first start assist process that brings the first engagement device into slip engagement at a first engagement pressure while increasing a torque generated by the rotating electrical machine; and', 'executes, when the first start assist process fails to start the internal combustion engine, a second start assist process that increases an engagement pressure of the first engagement device to a second engagement pressure higher than the first engagement pressure while increasing the torque generated by the rotating electrical machine, wherein', 'the second engagement pressure is determined on the basis of a rotational speed of the internal combustion engine in the first start assist process., 'an electronic ...

HYBRID DRIVE TRAIN

A parallel hybrid drive train, in particular for a working machine, includes an internal combustion engine (), an electrical machine () and hydraulic aggregates () for driving working devices (-) and for moving the working machine. In order to increase the efficiency, the rotational speed of the internal combustion engine is lowered, that is to say the load point is moved. Increased power requirements are detected via a driver input and provide a desired rotational speed. The electrical machine assists the acceleration of the internal combustion engine to said desired rotational speed. 110-. (canceled)11. A method for the dynamic rotational speed reduction of an internal combustion engine in a mobile working machine , aided by an electric machine , the method comprising:ascertaining a nominal rotational speed of the internal combustion engine;using, aided by the electric machine, a dynamic rotational speed reduction of the internal combustion engine, the electric machine assisting acceleration phases of the internal combustion engine from lower rotational speeds to higher rotational speeds.12. The method as recited in wherein the ascertaining of the nominal rotational speed takes place by evaluating human machine interfaces.13. A hybrid drive train for a mobile working comprising:an internal combustion engine;an electric machine;a hydraulic working machine; anda control unit configured for ascertaining a nominal rotational speed of the internal combustion engine, the hybrid drive train being configured to, aided by the electric machine, use a dynamic rotational speed reduction of the internal combustion engine, the electric machine configured for assisting acceleration phases of the internal combustion engine from lower rotational speeds to higher rotational speeds.14. The hybrid drive train as recited in wherein the hydraulic working machine includes an axial piston pump configured for requesting power from the internal combustion engine or the electric machine.15. ...

ACTIVE VIBRATION REDUCTION CONTROL APPARATUS FOR HYBRID ELECTRIC VEHICLE AND METHOD THEREOF

An active vibration reduction control apparatus for a hybrid electric vehicle includes: a reference signal generator generating a reference signal and a first phase based on a first rotational angle of a first motor; a vibration extractor extracting a vibration signal from a second motor; a coefficient determiner determining a filter coefficient which minimizes a phase difference between the reference signal and the vibration signal; a phase determiner detecting a second phase which corresponds to the phase difference using a first speed signal of the first motor and the filter coefficient; a phase deviation amount detector detecting a third phase for compensating for a phase delay; and a synchronization signal generator generating an antiphase signal of a shape of an actual vibration in order to determine a compensating force of the first motor. 1. An active vibration reduction control apparatus for a hybrid electric vehicle , the active vibration reduction control apparatus comprising:a reference signal generator generating a reference signal and a first phase based on a first rotational angle of a first motor which is coupled to one side of an engine;a vibration extractor extracting a vibration signal from a 10 second motor which is coupled to another side of the engine;a coefficient determiner determining a filter coefficient which minimizes a phase difference between the reference signal and the vibration signal;a phase determiner detecting a second phase which corresponds to the phase difference between the reference signal and the vibration signal using a first speed signal of the first motor and the filter coefficient;a phase deviation amount detector detecting a third phase for compensating for a phase delay using the first speed signal of the first motor; anda synchronization signal generator generating an antiphase signal of a shape of an actual vibration, using the first phase, the second phase, or the third phase, in order to determine a compensating ...

AUTOMOBILE INCLUDING MOTOR FOR RUNNING THE AUTOMOBILE

When there is an abnormality in communications between a motor ECU and an HVECU in an automobile, the motor ECU controls a motor such that creep torque or a given torque larger than the creep torque is delivered from the motor. Thus, when there is an abnormality in communications between the HVECU and the motor ECU, the automobile is able to run in a limp home mode. 16-. (canceled)7. An automobile comprising:a motor configured to run the automobile,a battery configured to deliver and receive electric power to and from the motor;a main controller configured to set a first torque command of the motor according to an accelerator operation amount of the automobile; and (i) communicate with the main controller,', '(ii) receive the first torque command from the main controller,', '(iii) control the motor so as to drive the motor according to the first torque command received,', 'when there is an abnormality in communications between the motor controller and the main controller, the motor controller being configured to:', '(iv) control the motor so as to drive the motor according to a second torque command, when the accelerator operation amount is smaller than a first threshold value, and', '(v) control the motor so as to drive the motor according to a third torque command that is larger than the second torque command, when the accelerator operation amount is equal to or larger than the first threshold value., 'a motor controller configured to8. The automobile according to claim 7 , further comprising:an engine;a generator configured to (i) deliver and receive power, and (ii) deliver and receive electric power to and from the battery; anda planetary gear unit including three rotating elements connected to a rotary shaft of the generator, an output shaft of the engine, and a drive shaft coupled to an axle, the three rotating elements being arranged in the order of the rotary shaft, the output shaft, and the drive shaft in a nomographic chart, whereinthe motor is configured ...

HYBRID VEHICLE AND CONTROL METHOD FOR HYBRID VEHICLE

A hybrid vehicle includes an internal combustion engine, an electrical storage device, an electric motor, an exhaust emission control device, and a controller. The internal combustion engine includes a variable valve actuating device. The variable valve actuating device is configured to change an operation characteristic (IN, IN, IN) of an intake valve. The electrical storage device is configured to store electric power. The electric power is generated by using the internal combustion engine. The electric motor is configured to generate a driving force of the hybrid vehicle by using the electric power stored in the electrical storage device. The exhaust emission control device is configured to purify exhaust gas from the internal combustion engine with the use of a catalyst. The controller is configured to execute catalyst warm-up control. The catalyst warm-up control is control for warming up the catalyst of the exhaust emission control device. The catalyst warm-up control includes first control (FIRST WARM-UP CONTROL) and second control (SECOND WARM-UP CONTROL). The first control is control for operating the internal combustion engine at a first operating point (P). The second control is control for, after the first control is executed, operating the internal combustion engine at a second operating (P) point irrespective of a driving force that is required to propel the hybrid vehicle. An output of the internal combustion engine at the second operating point (P) is larger than an output of the internal combustion engine at the first operating 1. A hybrid vehicle comprising:an internal combustion engine including a variable valve actuating device, the variable valve actuating device being configured to change an operation characteristic of an intake valve;an electrical storage device configured to store electric power, the electric power being generated by using the internal combustion engine;an electric motor configured to generate a driving force of the hybrid ...

CONTROL APPARATUS AND CONTROL METHOD FOR HYBRID VEHICLE

An ECU is applied to a hybrid vehicle that is equipped with an internal combustion engine and a second motor-generator, which are configured to output a driving force for running. The hybrid vehicle is configured to run with the internal combustion engine in intermittent operation. Also, the ECU is configured to calculate an amount of dilution water that is mixed into oil in the internal combustion engine to dilute the oil. The ECU is configured to operate the internal combustion engine when the amount of the dilution water becomes larger than a first threshold. 1. A control apparatus for a hybrid vehicle including an internal combustion engine and a motor , the internal combustion engine being configured to output a driving force for running , and the motor being configured to output a driving force for running , the hybrid vehicle being configured to run with the internal combustion engine in intermittent operation ,the control apparatus comprisingan electronic control unit configured to:calculate an amount of dilution water, the dilution water being water that is mixed into oil in the internal combustion engine to dilute the oil; andoperate the internal combustion engine when the amount of the dilution water becomes larger than a first threshold.2. The control apparatus according to claim 1 , whereinthe electronic control unit is configured to output a signal to prompt a driver to change the oil when the amount of the dilution water becomes larger than a second threshold, the second threshold is larger than the first threshold.3. The control apparatus according to claim 1 , whereinthe electronic control unit is configured to output a signal to prompt a driver to continue to operate the internal combustion engine when the internal combustion engine is in operation in a case where the amount of the dilution water becomes larger than the first threshold.4. The control apparatus according to claim 1 , whereinthe electronic control unit is configured to store the ...

ENGINE START CONTROL DEVICE

A start control device for an engine includes an engine control unit, a motor control unit, and a control unit which controls the engine control unit and the motor control unit, wherein the control unit, when transferring an engine restart control mode from a motoring control state to a fuel combustion control state, executes the transfer via a motor/engine combined control state, and sets the timing of transferring from the motoring control state to the motor/engine combined control state, to a timing at which a crank angle of a cylinder where fuel is combusted first after starting fuel injection reaches a crank angle at which it is estimated that torque is generated by the first combustion of fuel in the cylinder. 1. An engine start control device mounted in a vehicle ,the vehicle having an engine, a motor which causes the engine to rotate, and tires which rotate due to motive power from at least one of the engine and the motor,the engine start control device comprising:an engine control unit which controls the output of the engine by adjusting at least one of an intake air amount and a fuel injection amount of the engine;a motor control unit which controls the output of the motor; anda control unit which controls the engine control unit and the motor control unit,wherein the control unit has, as restart control modes of the engine:a motoring control state which causes the engine to rotate only by drive power of the motor;a fuel combustion control state which causes the engine to rotate only by drive power from combustion of fuel in the engine; anda motor/engine combined control state which causes the engine to rotate by both the drive power of the motor and the drive power from combustion of fuel in the engine, andthe control unit:when transferring the restart control mode of the engine from the motoring control state to the fuel combustion control state, executes the transfer via the motor/engine combined control state; andsets a timing of transferring from the ...

VEHICLE CONTROL APPARATUS

A vehicle control apparatus includes a controller configured to perform creep traveling control in which a vehicle is caused to travel regardless of an accelerator operation. When one or both of front wheels or one or both of rear wheels of the vehicle are determined as having moved onto a step by the controller after the creep traveling control starts, the controller causes a target vehicle speed of the creep traveling control to be lower than a first target vehicle speed until the remaining wheels out of the front wheels and the rear wheels are determined as having moved onto the step. The first target vehicle speed is equal to the target vehicle speed having been set before a time when the one or both of the front wheels or the one or both of the rear wheels are determined as having moved onto the step. 1. A vehicle control apparatus comprisinga controller configured to perform creep traveling control in which a vehicle is caused to travel regardless of an accelerator operation, whereinwhen one or both of front wheels or one or both of rear wheels of the vehicle are determined as having moved onto a step by the controller after the creep traveling control starts, the controller causes a target vehicle speed of the creep traveling control to be lower than a first target vehicle speed until remaining wheels out of the front wheels and the rear wheels are determined as having moved onto the step by the controller, the first target vehicle speed being equal to the target vehicle speed having been set before a time when the one or both of the front wheels or the one or both of the rear wheels are determined as having moved onto the step.2. The vehicle control apparatus according to claim 1 , wherein a first motor configured to output a driving force to drive the one or both front wheels;', 'a second motor configured to output a driving force to drive the one or both rear wheels;', 'a first revolution sensor configured to detect a number of revolutions of the first ...

Single speed and two-speed disconnecting axle arrangements

A disconnectable driveline arrangement for an all-wheel drive vehicle includes a power take-off unit having a disconnect mechanism, a rear drive module having a torque transfer device providing a disconnect function, a speed synchronization function and a torque biasing function, and a control system for controlling actuation of the disconnect mechanism and the torque transfer device. The power take-off unit and the rear drive module can each be equipped with a two-speed range shift unit which, under the control of the control system, permits establishment of high and low speed drive connections.

TRAVELING WORK VEHICLE EQUIPPED WITH WORK APPARATUS

A traveling work vehicle includes: a vehicle speed control portion configured to control the vehicle speed; a number-of-revolutions calculation portion configured to calculate, as an actual number of revolutions, a number of revolutions of a single rotary power source per unit time; a number-of-revolutions command generation portion configured to generate a number-of-revolutions command using a requested number of revolutions; a requested vehicle speed input portion configured to input a requested vehicle speed that is based on a user operation; a requested vehicle speed calculation portion configured to calculate a computed requested vehicle speed using a deviation between the requested number of revolutions and the actual number of revolutions, and the requested vehicle speed; and a vehicle speed command generation portion configured to give the vehicle speed control portion a vehicle speed command that is generated using the computed requested vehicle speed. 1. A traveling work vehicle comprising:a single rotary power source;a work apparatus that receives power from the rotary power source;a traveling unit that receives power from the rotary power source;a vehicle speed control portion configured to control a vehicle speed of the traveling unit;a number-of-revolutions calculation portion configured to calculate, as an actual number of revolutions, a number of revolutions of the rotary power source per unit time;a power control portion configured to control the number of revolutions of the rotary power source;a number-of-revolutions command generation portion configured to generate a number-of-revolutions command to be given to the power control portion, using a requested number of revolutions for the rotary power source;a requested vehicle speed input portion configured to input a requested vehicle speed that is based on a user operation;a requested vehicle speed calculation portion configured to calculate a computed requested vehicle speed using a deviation ...

APPARATUS AND METHOD FOR RETROFIT ENGINE START/STOP AND IDLE CONTROL

A retrofit engine start/stop control system includes a programmable logic controller, an engine block temperature sensor to measure an external engine temperature, an ambient temperature sensor, an ignition circuit connector, a battery voltage sensor and an engine speed sensor. The programmable logic controller includes computer executable instructions to start the engine when at least one of an external engine block temperature, an ambient air temperature and a battery output voltage fall below a predefined threshold value for startup. A related method for retrofit engine start/stop idle control includes activating a programmable logic controller to control stop and start and idle control functions of an internal combustion engine; measuring an engine block temperature, ambient temperature, and battery system voltage; determining if all of the monitored values exceed corresponding predetermined threshold values for shutdown; and shutting down the engine if all of the monitored values exceed corresponding predetermined threshold values. 1. A retrofit engine start/stop control system comprising:a programmable logic controller comprising computer executable instructions for control stop and start functions of an internal combustion engine;an engine block temperature sensor operable to directly measure an external temperature of an internal combustion engine;an ambient air temperature sensor operable to measure the ambient air temperature outside an engine compartment;an ignition circuit connector operable to energize an ignition circuit of an internal combustion engine to initiate starting of the engine;a battery voltage sensor operable to measure the output voltage of an alternator and/or starter battery for the engine; andan engine speed sensor operable to measure the rotational speed of the engine (RPM);wherein, the computer executable instructions comprise instructions to initiate starting of the internal combustion engine when at least one of an external engine ...

Hybrid vehicle drive control device

A drive control device for a hybrid vehicle is provided with a differential device including four rotary elements; and an engine, first and second electric motors and an output rotary member which are respectively connected to the four rotary elements. One of the four rotary elements is constituted by a rotary component of a first differential mechanism and a rotary component of a second differential mechanism selectively connected through a clutch, and one of the rotary components is selectively fixed to a stationary member through a brake. The drive control device comprises: an engine stop control portion configured to control the first and second electric motors so as to generate torques in respective opposite directions when the engine is required to be stopped during running of the hybrid vehicle in an engine drive mode in which the clutch is placed in an engaged state, the engine stop control portion reversing the directions of the torques generated by the first and second electric motors while the hybrid vehicle is in a coasting run, with respect to those generated while the hybrid vehicle is in a positive driving run.

Vehicle of automatic driving system and the control method of the system

A method of controlling a vehicle operating in an Automated Vehicle and Highway System (AVHS) includes: transmitting a driving assistance request to a server in response to satisfaction of a preset condition or in response to a user input; in response to the driving assistance request, receiving a connection request from a drone selected by the server; initiating data transmission and reception for autonomous driving by authenticating the connection request; and performing the autonomous driving using driving assistance data received from the drone. Implementations of the present disclosure may enable improved autonomous driving support for a vehicle having a problem in performing autonomous driving or a manually driven vehicle incapable of driving autonomously. One or more of an autonomous vehicle or a server may be linked to an Artificial Intelligence (AI) module, Unmanned Aerial Vehicle (UAV) robot, Augmented Reality (AR) device, Virtual Reality (VR) device, a 5G service-related device, etc.

METHOD OF CONTROLLING ENGINE AND TRANSMISSION OF HYBRID VEHICLE

A method of controlling an engine and a transmission of a vehicle, which is a hybrid vehicle, includes the following steps that are carried out by a controller: determining whether the vehicle is under NCC (Neutral Coasting Control), determining whether an engine RPM reaches an engine RPM control point if it is determined that the NCC is in effect, determining an RPM and a gear stage of a vehicle transmission if it is determined that the engine RPM has reached the engine RPM control point, determining an engine target RPM of the vehicle, determining whether the engine RPM has reached a mild hybrid starter & generator (MHSG) control point, and controlling the MHSG according to a condition if it is determined that the engine RPM has reached the MHSG control point. 1. A method of controlling an engine and a transmission of a vehicle , comprising:determining, by a controller, whether the vehicle is under NCC (Neutral Coasting Control);determining, by the controller, whether an engine RPM reaches an engine RPM control point if it is determined that the NCC is in effect;determining, by the controller, an RPM and a gear stage of the transmission if it is determined that the engine RPM has reached the engine RPM control point;determining, by the controller, an engine target RPM of the vehicle;determining, by the controller, whether the engine RPM has reached a mild hybrid starter & generator (MHSG) control point; andcontrolling the MHSG according to a condition if it is determined that the engine RPM has reached the MHSG control point.2. The method of claim 1 , further comprising:after determining, by the controller, whether the engine RPM has reached the MHSG control point,determining, by the controller, whether the engine RPM has slipped compared to the engine target RPM if it is determined that the engine RPM has not reached the MHSG control point;performing, by the controller, proportional-integral-derivative (PID) control to follow the engine target RPM if the ...

METHOD FOR CONTROLLING MHT POWERTRAIN HARDWARE COMPONENTS AS A FUNCTION OF DRIVER DEMANDED RESPONSIVENESS

A hybrid vehicle includes an electric machine, an engine selectively coupled to the electric machine by a disconnect clutch, and a controller. The controller is programmed to, in response to a change in the driver-demanded torque necessitating starting of the engine: determine a state of driving (SOD) based on the change in driver-demanded torque, wherein the SOD is indicative of a desired responsiveness of the vehicle, and the desired responsiveness increases as SOD increases; command a speed target to the engine equal to a predicted motor speed associated with the driver-demanded torque plus an offset that is based on the SOD; and command a capacity to the disconnect clutch at a rate and a magnitude based on the SOD. 1. A hybrid vehicle comprising:a traction battery;an electric machine powered by the traction battery;an engine;a disconnect clutch selectively coupling the engine and the electric machine; and in response to a request to start the engine and a first state of driving (SOD) being detected, (i) command a first speed target to the engine equal to a predicted motor speed plus a first offset that is based on the first SOD and (ii) command locking of the disconnect clutch when a speed difference between the engine and the motor are less than a first threshold that is based on the first SOD, and', 'in response to another request to start the engine and a second SOD being detected, (i) command a second speed target to the engine equal to a predicted motor speed plus a second offset that is based on the second SOD, and ii) command locking of the disconnect clutch when speeds of the engine and the motor are less than a second threshold that is based on the second SOD, wherein the first offset is different than the second offset and the first threshold is different than the second threshold., 'a controller programmed to2. The hybrid vehicle of further comprising an accelerator pedal claim 1 , wherein the controller is further programmed to determine the first ...

CONTROL DEVICE FOR VEHICLE AND CONTROL METHOD FOR VEHICLE

A controller includes a control unit which is configured to execute a coast stop control. The coast stop control is configured to perform automatic stopping of the drive source while the vehicle is traveling, when a permitting condition is satisfied, the permitting condition including a condition that a speed ratio R of the variator is lower than a first threshold R while the lock-up clutch is in an engaged phase. The control unit is configured to prohibit execution of the coast stop control in a case in which an input-output rotation speed difference of the torque converter is equal to or more than a predetermined value when the lock-up clutch is in the engaged phase. 1. A control device for a vehicle configured to control a vehicle provided with:a drive source; anda continuously variable transmission having a torque converter disposed downstream of the drive source, the torque converter having a lock-up clutch, and a variator disposed downstream of the torque converter,the control device comprisinga control unit configured to execute a coast stop control, the coast stop control configured to perform automatic stopping of the drive source while the vehicle is traveling, when a permitting condition is satisfied, the permitting condition including a condition that a speed ratio of the variator is lower than a first threshold while the lock-up clutch is in an engaged phase, whereinthe control unit is configured to prohibit execution of the coast stop control in a case in which an input-output rotation speed difference of the torque converter is equal to or more than a predetermined value when the lock-up clutch is in the engaged phase.2. The control device for a vehicle according to claim 1 , whereinthe control unit executes the coast stop control when a permitting condition is satisfied, the permitting condition including a condition that the speed ratio of the variator is lower than a second threshold while the lock-up clutch is in a disengaged phase,{'b': '1', 'the ...

METHOD AND ASSEMBLY FOR DIRECTING POWER WITHIN AN ELECTRIFIED VEHICLE

An exemplary method directing power within an electrified vehicle includes generating electric power with an electric machine of an electrified vehicle. The method directs a first percentage of the electric power to a first use and a second percentage of the electric power to a second use. The method adjusts the first percentage and the second percentage in response to demand for an internal combustion engine of the electrified vehicle.

AUTOMATIC TRANSMISSION

An automatic transmission includes a first frictional engagement element (a low clutch ), a second frictional engagement element (an L/R brake ), two hydraulic chambers (a gap adjustment chamber and a pressure chamber ) provided in the second frictional engagement element, a first hydraulic pressure generator (an electric pump ) generating a hydraulic pressure during an automatic stop of the engine, and a control unit (a control unit ) controlling the hydraulic pressure in the first and second frictional engagement elements. The control unit supplies the hydraulic pressure generated by the first hydraulic pressure generator to the first frictional engagement element and one of the two hydraulic chambers of the second frictional engagement element when the automatic transmission is in the non-traveling range and the engine has been automatically stopped.

HYBRID VEHICLE

A hybrid vehicle includes an engine (), a first motor generator (MG), a second motor generator (MG), a transmission unit (power transmission unit) (), a differential unit (), a clutch (CS) and a mechanical oil pump (). The hybrid vehicle is able to switch between series-parallel mode in which power of the engine is transmitted via the transmission unit and the differential unit and series mode in which power of the engine is transmitted via the clutch. The differential unit () is a planetary gear mechanism including a sun gear (S) connected to the first motor generator (MG), a ring gear (R) connected to the second motor generator (MG), and a carrier (CA) connected to a ring gear (R) that is an output element of the transmission unit (). The mechanical oil pump () is driven by power that is transmitted from the carrier (CA) of the differential unit. 1. A hybrid vehicle comprising:an internal combustion engine;a first rotary electric machine;a second rotary electric machine configured to output power to a drive wheel;a power transmission unit including an input element, an output element and an engaging portion, the input element being configured to receive power from the internal combustion engine, the output element being configured to output power input to the input element, and the engaging portion being configured to switch between a non-neutral state where power is transmitted between the input element and the output element and a neutral state where power is not transmitted between the input element and the output element;a differential unit including a first rotating element, a second rotating element and a third rotating element, the first rotating element being connected to the first rotary electric machine, the second rotating element being connected to the second rotary electric machine and the drive wheel, the third rotating element being connected to the output element, and the differential unit being configured such that, when rotation speeds of any two ...

Torque Converter Lockup Control

A system for managing a lockup clutch in an off-road truck includes an engine, a transmission and a torque converter coupled between the engine and the transmission. The torque converter has a lockup clutch that when engaged directly couples the engine to the transmission. The system also includes a transmission controller that disengages the lockup clutch responsive to sensing a missed shift in the transmission, and subsequent to sensing a completed shift, sets an engine speed limit corresponding to a gear associated with the completed shift, and reengages the lockup clutch. 1. A method of performing shift recovery in an off-road machine having an engine coupled to a torque converter with a lockup clutch and a transmission coupled to the torque converter , the method comprising:engaging the lockup clutch of the off-road machine when a minimum threshold speed is reached;maintaining the engagement of the lockup clutch during operation of the off-road machine including normal shifting between gears of the transmission;sensing a missed shift between gears in the transmission;disengaging the lockup clutch responsive to sensing the missed shift;sensing a completed shift of the gears of the transmission;calculating an engine speed corresponding to a desired torque converter output speed;setting a speed limit for the engine corresponding to the calculated engine speed; andreengaging the lockup clutch following a delay time.2. The method of claim 1 , wherein engaging the lockup clutch occurs while a transmission of the off-road machine is in second gear or above.3. The method of claim 1 , wherein sensing the missed shift comprises sensing a change in revolutions per minute of a transmission shaft at a transmission controller.4. The method of claim 1 , wherein disengaging the lockup clutch comprises receiving a signal from a transmission controller that causes the lockup clutch to disengage.5. The method of claim 1 , wherein calculating the engine speed corresponding to the ...

AUTOMATIC TRANSMISSION CONTROL DEVICE

An automatic transmission control device implements a downshift by disengagement of a clutch that is engaged in a gear position before the downshift. It is determined whether an engine state is in a predetermined region in which a change of an engine torque per a change of an accelerator pedal opening is smaller than that in another region, and the engine torque is within a predetermined range, and an engine rotational speed is within a predetermined range. It is determined whether an operating state is in a predetermined state of accelerator operation in which the accelerator pedal opening is larger than a predetermined value, and an accelerator pedal opening change rate has an absolute value smaller than a predetermined value. The downshift is inhibited in response to determination that the engine state is in the predetermined region and the operating state is in the predetermined state of accelerator operation. 1. An automatic transmission control device for an automatic transmission , comprising:a shift control section configured to implement a downshift by disengagement of a first frictional engagement element, wherein the first frictional engagement element is engaged in a gear position before the downshift;an engine state determination section configured to determine whether or not an engine state is in a predetermined region in which a change of an engine torque per a change of an accelerator pedal opening is smaller than that in another region, and the engine torque is within a predetermined range, and an engine rotational speed is within a predetermined range;an operating state determination section configured to determine whether or not an operating state is in a predetermined state of accelerator operation in which the accelerator pedal opening is larger than or equal to a predetermined value, and an accelerator pedal opening change rate has an absolute value smaller than or equal to a predetermined value; anda downshift inhibition section configured to ...

APPARATUS AND METHOD FOR CONTROLLING OPERATION OF ENGINE OF VEHICLE

An engine operation control apparatus and engine operation control method of a vehicle are provided. The engine operation control apparatus includes a coolant temperature sensor that detects a coolant temperature of a coolant line which passes through an engine. Further, the apparatus includes first and second maps in which corresponding engine operating points are mapped to a vehicle speed, a gear stage, a driver requesting torque, and an electric field load amount of the vehicle. A controller determines a candidate operating point using any one of the first and second maps based on a comparison between the coolant temperature and a predetermined threshold value and determines an optimal operating point of the engine using the candidate operating point. 1. An engine operation control apparatus of a vehicle , comprising:a coolant temperature sensor configured to detect a coolant temperature of a coolant line which passes through an engine;first and second maps in which corresponding engine operating points are mapped to a vehicle speed, a gear stage, a driver requesting torque, and an electric field load amount of the vehicle; anda controller configured to determine a candidate operating point using any one of the first and second maps based on comparison of the coolant temperature and a predetermined threshold value and configured to determine an optimal operating point of the engine using the candidate operating point.2. The engine operation control apparatus of claim 1 , wherein the first map is a map set based on an engine efficiency when an operating temperature of the engine is included in a first area claim 1 , and the second map is a map set based on an engine efficiency when an operating temperature of the engine is included in a second area which is lower than the first area.3. The engine operation control apparatus of claim 2 , wherein when the coolant temperature is greater than the threshold value claim 2 , the controller is configured to determine the ...

Vehicle System, Method For Controlling Vibration Units And Use Of Vibration Units Of A Vehicle System

The present invention relates to a vehicle system, in particular a vehicle seat system, having at least one vibration unit which is configured and disposed to generate vibrations perceptible for a passenger of a motor vehicle, based on real current drive parameters of the motor vehicle. The present invention further relates to a method for controlling and the use of at least one vibration unit of a vehicle system. 1. A vehicle system , comprising at least one vibration unit , which is configured and disposed to generate perceptible vibrations for a passenger of a motor vehicle based on real current drive parameters of the motor vehicle.2. The vehicle system of claim 1 ,wherein a calculating device, which is configured to calculate a control signal correlating with real current drive parameters of the motor vehicle, and a control unit are provided, which is configured to control the at least one vibration unit based on the control signal correlating with current real drive parameters of the motor vehicle.3. The vehicle system of claim 1 ,wherein the at least one vibration unit is configured as a rotational motor.4. The vehicle system of claim 3 ,wherein the rotational motor is integrated into a vehicle seat.5. The vehicle system of claim 2 ,wherein the calculating device is configured to include a currently retrieved drive power of the motor vehicle as drive parameter for calculating the strength of the control signal, in particular with a directly proportional relationship between a level of the currently retrieved drive power and a strength of a calculated drive power control signal.6. The vehicle system of claim 2 ,wherein the calculating device is configured to provide the calculation of a strength of the control signal independently of a current speed of a motor vehicle drive motor.7. The vehicle system of claim 2 ,{'b': 12', '1', '12', '2, 'wherein the calculating device is configured to include a current slip of at least one drive wheel or a slip of at least ...

VEHICLE CONTROL APPARATUS

A vehicle control apparatus includes a first control section that shifts a vehicle from a normal running state to a coasting state by disengaging the clutch device of the vehicle when a predetermined execution condition is satisfied, a second control section that releases the coasting state when a brake operation or an accelerator operation is performed by a vehicle driver while the vehicle is in the coasting state, and an operation amount determination section that determines whether or not an operation amount of a brake operation or an accelerator operation performed while the vehicle is in the coasting state exceeds a release threshold. The second control section releases the coasting state if the operation amount is determined to exceed the release threshold, and does not release the coasting state if the operation amount is determined not to exceed the release threshold. 1. A vehicle control apparatus for a vehicle including an engine as a motive power source thereof and a clutch device provided in a power transmission path connected with an output shaft of the engine , comprising:a first control section that shifts the vehicle from a normal running state to a coasting state by disengaging the clutch device when a predetermined execution condition is satisfied;a second control section that releases the coasting state when a brake operation or an accelerator operation is performed by a vehicle driver while the vehicle is in the coasting state; andan operation amount determination section that determines whether or not an operation amount of a brake operation or an accelerator operation performed while the vehicle is in the coasting state exceeds a release threshold, whereinthe second control section releases the coasting state if the operation amount is determined to exceed the release threshold, and does not release the coasting state if the operation amount is determined not to exceed the release threshold.2. The vehicle control apparatus according to claim 1 ...

Torque error detection and torque estimation system

A vehicle may include a powertrain having an engine and a generator coupled to a driveshaft, an inverter configured to provide phase currents to the generator, and a controller programmed to output a fault condition based on first and second generator torques, the first generator torque being based on an engine torque and the second generator torque being based on no more than two phase currents of the generator.

VEHICLE CONTROL SYSTEM

A vehicle control system configured to limit damage to an electric storage device even if a speed of a motor is changed abruptly. The control system is applied to a vehicle comprises: a differential mechanism connected to an engine, the motor, and drive wheels; and a clutch. A controller is configured to: calculate an upper limit power possible to be applied or discharged to/from the electric storage device when a condition to engage the clutch is satisfied; and restrict the electric power to be applied or discharged to/from the electric storage device equal to or less than a maximum allowable power that is less than the upper limit power before the clutch is engaged. 1. A vehicle control system that is applied to a vehicle comprising:a prime mover;a first motor having a generating function;at least a pair of drive wheels;an electric storage device from which an electric power is supplied to the first motor, and to which an electric power generated by the first motor is supplied;a differential mechanism that comprises a plurality of rotary elements including a rotary element connected to the prime mover, another rotary element connected to the first motor, and still another rotary element connected to the drive wheels, that delivers torque of the prime mover at least partially to the drive wheels when a reaction torque established by the first motor is applied thereto; andan engagement device that is selectively engaged to transmit torque between a predetermined pair of the rotary elements of the differential mechanism,wherein a speed of one of the rotary elements of the predetermined pair of the rotary elements is changed with a change in a speed of the first motor, andthe engagement device is allowed to be engaged when a speed difference between the predetermined pair of the rotary elements is less than a predetermined value,the control system comprises a controller that controls the electric power applied to the electric storage device and the electric power ...

HYBRID VEHICLE AND ANTI-ROLLOVER CONTROL METHOD FOR THE SAME

A hybrid vehicle for anti-rollover through active control of an engine and an anti-rollover control method for the same, may include detecting a roll angle of the vehicle, and when the detected roll angle is equal to or greater than a threshold roll angle, accelerating or decelerating, by a controller, the engine in a state in which the engine clutch is released depending on a direction of the roll angle. 1. A method of controlling a vehicle in which an engine clutch is mounted between an engine and a driving motor , the method comprising:detecting a roll angle of the vehicle; andwhen the detected roll angle is equal to or greater than a threshold roll angle, accelerating or decelerating, by a controller, the engine in a state in which the engine clutch is released depending on a direction of the roll angle.2. The method of claim 1 , further including:when a curved road is present forward of the vehicle, controlling, by the controller, the engine clutch to be released prior to entry of the vehicle into the curved road.3. The method of claim 2 , wherein the controlling is performed when a maximum roll angle predicted in the curved road is determined by the controller claim 2 , to be equal to or greater than the threshold roll angle.4. The method of claim 2 , further including:when the engine is accelerated, reducing, by the controller, revolutions per minute (RPM) of the engine in a state in which the engine clutch is released prior to the accelerating or decelerating; orwhen the engine is decelerated, increasing, by the controller, the RPM of the engine in a state in which the engine clutch is released prior to the accelerating or decelerating.5. The method of claim 4 , further including:reducing or increasing the RPM of the engine, and then, maintaining the RPM until the detected roll angle reaches the threshold roll angle.6. The method of claim 1 , wherein claim 1 , when the engine is a transverse mounting engine claim 1 , the accelerating or decelerating is ...

LAUNCH CONTROL METHOD FOR HYBRID VEHICLE

A launch control method for a hybrid vehicle includes: determining an intent of a driver to execute a launch control mode in a state in which an engine is turned-off; when the intent of the driver is to execute the launch control mode, starting the engine and controlling an engine speed; performing a slip control on a slip element of a transmission input terminal; when the engine speed is synchronized with a motor speed or a difference between the engine speed and the motor speed is less than a predetermined range, locking up an engine clutch; when the engine clutch is locked up, performing an engine pre-boosting control to raise an engine torque to a torque at which battery charging is available due to a motor; performing a take-up control on the slip element; and when the take-up control is terminated, locking up the slip element. 1. A launch control method for a hybrid vehicle having a slip element on which a slip control is performable between a motor and a transmission , the launch control method comprising:determining, by a hybrid control unit (HCU), an intent of a driver to execute a launch control mode in a state in which an engine is turned-off;when the intent of the driver is to execute the launch control mode, starting, by an engine control unit (ECU) which has received a speed command from the hybrid control unit (HCU), the engine and controlling an engine speed;performing, by a transmission control unit (TCU) working cooperatively with the HCU, the slip control on the slip element of a transmission input terminal;when the engine speed is synchronized with a motor speed or a difference between the engine speed and the motor speed is less than a predetermined range, locking up, by the HCU, an engine clutch;when the engine clutch is locked up, performing, by the ECU, an engine pre-boosting control to raise an engine torque to a torque at which battery charging is available due to the motor;performing, by the TCU, a take-up control on the slip element; ...

VEHICLE CONTROL DEVICE AND VEHICLE CONTROL METHOD

A vehicle control device comprising: a balance gradient calculation unit configured to calculate a balance gradient that is a gradient at which a propulsive force of the vehicle and a resistance force applied to the vehicle are balanced when the vehicle travels in a gear-in coasting state in which an engine is connected to a gear and the vehicle travels without supplying fuel to the engine, in a case where a traveling state of the vehicle is a neutral coasting state; and a traveling control unit configured to: switch, based on the calculated balance gradient and a specified road gradient, the traveling state of the vehicle from the neutral coasting state to the gear-in coasting state in a case where the traveling state of the vehicle is the neutral coasting state; and end, the gear-in coasting state when determining that an end condition is satisfied. 1. A vehicle control device comprising an electronic control unit configured to:specify a road gradient of a section from a position of a vehicle to a position ahead by a predetermined distance from the position of the vehicle on a road on which the vehicle travels;calculate a balance gradient that is a gradient at which a propulsive force of the vehicle and a resistance force applied to the vehicle are balanced when the vehicle travels in a gear-in coasting state in which an engine is connected to a gear and the vehicle travels without supplying fuel to the engine, the balance gradient being calculated in a case where a traveling state of the vehicle is a neutral coasting state that is a state of traveling without connecting the engine to the gear; andswitch, based on the calculated balance gradient and the specified road gradient, the traveling state of the vehicle from the neutral coasting state to the gear-in coasting state in a case where the traveling state of the vehicle is the neutral coasting state; determine whether an end condition of the gear-in coasting state is satisfied after a predetermined time has ...