СИСТЕМА И СПОСОБ ДЛЯ ВИРТУАЛЬНОГО ИСПЫТАНИЯ КОНФИГУРАЦИИ СИСТЕМЫ КОНДИЦИОНИРОВАНИЯ ВОЗДУХА (A/C) ТРАНСПОРТНОГО СРЕДСТВА

Изобретение относится к системам кондиционирования воздуха транспортных средств. Реализуемая компьютером система для виртуального испытания конфигурации системы кондиционирования воздуха транспортного средства содержит программируемую процессорную подсистему и механизм визуализации трехмерного представления системы кондиционирования воздуха, моделирующего геометрию узла линии кондиционирования воздуха, включающую в себя заправочное отверстие, линию кондиционирования воздуха и граничное условие узла линии. Моделирование процесса зарядки хладагента реализуется методом конечных элементов. Механизм анализа методом конечных элементов прикладывает посредством моделируемого заправочного инструмента хладагента вертикальную нагрузку на ось z моделируемого узла линии или горизонтальную нагрузку, прикладываемую по окружности на 360 градусов, окружающей ось z моделируемого заправочного отверстия. Анализируется целостность линии кондиционирования воздуха. 3 н. и 17 з.п. ф-лы, 9 ил., 1 табл.

УСТРОЙСТВА ПЕРЕДАЧИ ИНФОРМАЦИИ О ТЕМПЕРАТУРЕ НА ОСНОВЕ СИСТЕМЫ АВТОМАТИЗИРОВАННЫХ ИЗМЕРЕНИЙ (CAMS)

Изобретение относится к способу и устройству для управления температурой крупногабаритных конструкций во время производственных операций. Конструкция или поверхность, измеряемая системами автоматизированных измерений (CAMS), предпочтительно сохраняет заданную постоянную температуру с минимальным отклонением. Производственная система включает в себя первый датчик температуры, второй датчик температуры, множество устройств регулировки температуры и процессор, все из которых связаны беспроводной связью. Во время обработки с использованием системы CAMS, выполняемой на крупногабаритной конструкции или поверхности, осуществляют передачу значения зарегистрированной температуры конструкции или поверхности. На основе значения зарегистрированной температуры выполняют определение на предмет работы с указанным множеством устройств регулировки температуры, чтобы управлять температурой целевых областей конструкции или поверхности. Устройства регулировки температуры подвергают мониторингу и управляют ...

СПОСОБ АВТОМАТИЗИРОВАННОГО ПРОЕКТИРОВАНИЯ СИСТЕМЫ УПРАВЛЕНИЯ МНОГОПАРАМЕТРИЧЕСКИМ ОБЪЕКТОМ И ПРОГРАММНО-АППАРАТНЫЙ КОМПЛЕКС ДЛЯ ЕГО РЕАЛИЗАЦИИ

Изобретение относится к вычислительной технике. Технический результат заключается в сокращении времени проектирования системы управления многопараметрическим объектом. Способ автоматизированного проектирования системы управления (СУ) многопараметрическим объектом (МПО) включает формирование по командам с пульта управлении информационной структуры процесса управления проектированием, оценку эффективности проектного решения по созданию СУ МПО с использованием критерия информационной эффективности и разработку технической документации, причем после формирования информационной структуры процесса управления проектированием формируют морфологическую таблицу системы управления многопараметрическим объектом, выполняют селекцию множества морфологических решений, производят синтез прототипа СУ МПО и анализируют его, после чего переходят к оценке эффективности проектного решения. 1 ил., 1 табл.

СПОСОБ ПРОГНОЗИРОВАНИЯ ТРЕЩИНООБРАЗОВАНИЯ, УСТРОЙСТВО ОБРАБОТКИ, ПРОГРАММНЫЙ ПРОДУКТ И НОСИТЕЛЬ ЗАПИСИ

Изобретение относится к способу прогнозирования трещинообразования для выделения участка опасности трещинообразования при осуществлении анализа деформации методом конечных элементов, устройству обработки и носителю записи. При дискретизации детали, подлежащей анализу, на множественные элементы и при осуществлении анализа показатель уменьшения толщины листа или максимальную главную деформацию в эквивалентной позиции, включающей в себя тот же элемент, сравнивают либо путем объединения двух соседних элементов после анализа, либо путем изменения размера дискретизации элементов двух типов и осуществления анализа, и элемент, где разность велика, выделяют в качестве участка опасности трещинообразования. Технический результат - повышение надежности и упрощение выделения участка опасности трещинообразования при прогнозировании образования трещины методом конечных элементов. 6 н. и 9 з.п. ф-лы, 10 ил., 2 табл.

СИСТЕМА И СПОСОБ ОЦЕНКИ ВОЗДУШНОЙ СКОРОСТИ ЛЕТАТЕЛЬНОГО АППАРАТА НА ОСНОВАНИИ МОДЕЛИ НАКОПЛЕНИЯ ДАННЫХ О ПОГОДЕ.

Группа изобретений относится к системе и способу оценки множества параметров воздушной скорости. Система содержит один или более процессоров и память, хранящую данные и программный код, который при его исполнении процессором, приводит к осуществлению способа, заключающегося в том, что принимают множество рабочих параметров, представляющих рабочие режимы летательного аппарата, на основании которых определяют модельное динамическое давление, основанное на установившихся режимах полета, определяют переходное динамическое давление, основанное на экстремальных режимах полета, на основании отклонения температуры и вектора инерционной скорости оценивают устойчивость летательного аппарата определенным образом, на основании которой определяют, находится ли летательный аппарат в экстремальном режиме полета. При обнаружении факта нахождения в экстремальном режиме оценивают параметры воздушной скорости на основании переходного динамического давления. Обеспечивается улучшение оценки воздушной скорости ...

СПОСОБ И УСТРОЙСТВО ГЕНЕРИРОВАНИЯ ПАРАМЕТРИЧЕСКОЙ МОДЕЛИ, СВЯЗАННОЙ С ГЕОМЕТРИЕЙ ТРЕХМЕРНЫХ ОБЪЕКТОВ

Изобретение относится к моделированию геометрических форм и может найти применение в программах цифрового управления для станков, в программах проведения технико-экономических исследований. Технический результат заключается в создании упрощенного интерфейса для изменения параметров без изменения кода источника. Устройство генерирования параметрической модели, связанной с трехмерной геометрией, содержит преобразователь, выполненный с возможностью трансформации дерева (2) спецификаций в графический интерфейс (50, 54) пользователя, в котором, по меньшей мере, одному активному элементу (20В) дерева (2) соответствует диалоговое окно, содержащее, по меньшей мере, одно поле (80А), связанное, по меньшей мере, с одним параметром управления активного элемента, при этом установка параметра управления может быть изменена пользователем при помощи редактора (18А) параметров, причем каждая установка параметра управления отображается в соответствующем поле (80А) диалогового окна и автоматически приводит ...

Стенд отработки стыковки консоли крыла и центроплана гражданского воздушного судна

Стенд отработки стыковки консоли крыла и центроплана гражданского воздушного судна, позволяющего управлять процессами стыковки и моделировать данный процесс для обеспечения его оптимальных технико-экономических параметров (рациональных режимов и схем стыковки в зависимости от качества обработки стыковочных поверхностей центроплана и стыковочных участков консолей крыла, массогабаритных характеристик центроплана и консолей крыла).Стенд отработки стыковки консоли крыла и центроплана гражданского воздушного судна представляет собой устройство, конструктивно содержащее блоки, предназначенные для исполнения данных функций устройства: блок отображения и визуализации исполнения стыковочных операций, блок контроля работ - рабочее место оператора устройства, блок оцифровки геометрических параметров стыкуемых агрегатов, блок хранения исходных геометрических моделей, блок сравнения геометрических моделей, блок реализации управления стыковочным процессом, блок коммуникаций.Стенд моделирования и управления ...

ВЫЧИСЛИТЕЛЬНОЕ УСТРОЙСТВО, СПОСОБ И ВЫЧИСЛИТЕЛЬНАЯ СИСТЕМА

СИСТЕМА И СПОСОБ ПЛАНИРОВАНИЯ ВЫЧИСЛЕНИЙ В СИСТЕМЕ АДМИНИСТРИРОВАНИЯ ИНФОРМАЦИОННО-ЗАВИСИМЫХ ОГРАНИЧЕНИЙ

... 1. Способ построения условно-зависимого вычислительного плана (102) для сети (100) информационно-зависимых ограничений, представленной двудольным графом (106), содержащим входные узлы-переменные (120), выходные, узлы-переменные (128) и узлы-отношения (114), причем входные узлы-переменные (120) и узлы-отношения (114) соединены дугами (110), при этом способ содержит следующие шаги:задание, посредством спецификатора узла-переменной (120), по меньшей мере одного выходного узла-переменной (128), для которого необходим план (102); ипостроение плана (102), посредством планировщика плана (102), от входных узлов-переменных (120) до выходного узла-переменной (128) посредством обратного поиска по ветвям двудольного графа (106).2. Способ по п.1, дополнительно содержащий следующие шаги:задание входных узлов-переменных (120), от которых необходимо построить вычислительные шаги плана (102) для вычисления значений выходного узла-переменной (128); ипостроение плана (102) от всех входных узлов-переменных ...

СПОСОБЫ И СИСТЕМЫ ДЛЯ ПРИСОЕДИНЕНИЯ КРЫЛА К КОРПУСУ

СИСТЕМА И СПОСОБ ГЕНЕРАЦИИ ДАННЫХ С ВИРТУАЛЬНЫХ ДАТЧИКОВ, ПОДДЕРЖИВАЮЩИЕ ОТЛАДКУ АЛГОРИТМОВ, СОДЕЙСТВУЮЩИХ ПЛАНИРОВАНИЮ И ОТСЛЕЖИВАНИЮ МАРШРУТА ДВИЖЕНИЯ ЧЕРЕЗ ЖЕЛЕЗНОДОРОЖНЫЕ ПЕРЕЕЗДЫ В МЕНЯЮЩИХСЯ ПОГОДНЫХ УСЛОВИЯХ

Способ проектирования съемного протектора для пневматической шины и съемный протектор для пневматической шины, полученный в соответствии с этим способом

ФОРМИРОВАНИЕ МОДЕЛИРОВАННЫХ ДАННЫХ ДАТЧИКОВ ДЛЯ ОБУЧЕНИЯ И ПРОВЕРКИ ДОСТОВЕРНОСТИ МОДЕЛЕЙ ОБНАРУЖЕНИЯ

СПОСОБ ГЕНЕРАЦИИ ВИРТУАЛЬНЫХ ДАННЫХ С ДАТЧИКОВ ДЛЯ ВЫЯВЛЕНИЯ ПРИЕМНИКОВ ОГРАДИТЕЛЬНЫХ СТОЛБОВ

ОПРЕДЕЛЕНИЕ КРАЕВЫХ ТРЕЩИН

Verfahren und Vorrichtung zur Neukonfiguration einer dynamischen elektronischen Steuereinheit

Ein System beinhaltet einen Prozessor, der konfiguriert ist, um eine Teile-Identifikationseingabe zum Identifizieren eines neu installierten Fahrzeugteils zu empfangen. Der Prozessor ist ebenfalls konfiguriert, um Teile-Identifikationsdaten in Reaktion auf die Eingabe an einen Cloud Server zu übertragen und in Reaktion auf die Übertragung Anweisungen zur Neukonfiguration der elektronischen Steuereinheit (ECU) zu empfangen. Der Prozessor ist ferner konfiguriert, um die Anweisungen auszuführen, um eine in den Anweisungen identifizierte Fahrzeug-ECU neu zu konfigurieren.

Modulares System und Verfahren zum individuellen Konfigurieren eines Kraftfahrzeugs

Die Erfindung betrifft ein modulares System 1 zum individuellen Konfigurieren eines Kraftfahrzeugs durch einen Nutzer mit einem Konfigurationsmodul 2 zum Bereitstellen und Auswählen von Produktdaten von individuell durch den Nutzer konfigurierbaren Kraftfahrzeug-Komponenten, unter Erzeugung eines ersten computerlesbaren Programmcodes, einem Auftragsverwaltungsmodul 3 zum Überwachen einer Bestellung und Bezahlung einer ausgewählten individuell konfigurierten Komponente 11, unter Erzeugung eines zweiten computerlesbaren Programmcodes, einem Produktionsmodul 4 zum Herstellen der wenigstens einen ausgewählten, individuell konfigurierten Komponente 11, unter Erzeugung eines dritten computerlesbaren Programmcodes, einem Liefermodul 5 zum Bereitstellen der wenigstens einen, individuell hergestellten Komponente 11 und einem Datenbankserver 6, der mit den erfindungsgemäßen Modulen 2-5 zu einer digitalen Prozesskette für eine automatische Steuerung derselben, unter Ausführung der erzeugten Programmcodes ...

Verfahren zur Konstruktion eines Betriebsmittels und dafür verwendeter Betriebsmittel-Baukasten

Durch die vorliegende Erfindung werden ein Verfahren zur Konstruktion eines Betriebsmittels, insbesondere für die Serienfertigung von Bauteilen oder Baugruppen sowie ein in einem solchen Verfahren zur Anwendung kommender Betriebsmittel-Baukasten bereitgestellt. Das erfindungsgemäße Verfahren weist zumindest zwei Verfahrensschritte auf. In einem ersten Verfahrensschritt wird ein Betriebsmittel-Baukasten bereitgestellt, dessen Aufbau und/oder Eigenschaften derart eingerichtet werden, dass die mit dem aufgebauten Baukasten-Betriebsmittel gefertigten Bauteile oder Baugruppen eine gewünschte Fertigungs-, insbesondere Serienfertigungsqualität einhalten. In einem daran anschließenden zweiten Verfahrensschritt werden der Aufbau und/oder die Eigenschaften des eingerichteten Baukasten-Betriebsmittels zur Konstruktion des Fertigungs- insbesondere Serienfertigungsbetriebsmittel eingesetzt.

Verfahren zur Ermittlung der Dämpfung eines Bauteils

Es wird ein Verfahren (200) zur Ermittlung der Dämpfung eines Bauteils (100) beschrieben. Das Verfahren (200) umfasst das Ermitteln (201) von mechanischen Spannungen in dem Bauteil (100), die in Reaktion auf eine Schwingungs-Anregung des Bauteils (100) entstehen. Des Weiteren umfasst das Verfahren (200) das Identifizieren (202), auf Basis der mechanischen Spannungen, einer Vielzahl von lokalen Schwingungsquerschnitten durch das Bauteil (100). Dabei verbindet ein Schwingungsquerschnitt einen ersten Punkt (102) des Bauteils (100), der eine Druckspannung aufweist, mit einem zweiten Punkt (103) des Bauteils (100), der eine Zugspannung aufweist. Außerdem umfasst das Verfahren (200) das Ermitteln (203) einer Vielzahl von lokalen Abstandswerten (104, 105) für die entsprechende Vielzahl von lokalen Schwingungsquerschnitten. Das Verfahren (200) umfasst weiter das Ermitteln (204) einer lokalen Dämpfung des Bauteils (100) für jede der Vielzahl von lokalen Schwingungsquerschnitten unter Verwendung ...

Ermittlung verklemmungskritischer Beziehungen zwischen Komponenten eines Fahrzeugsystems

Es wird ein Verfahren zur Ermittlung verklemmungskritischer Beziehungen zwischen vernetzten Komponenten eines Fahrzeugsystems, bei dem ein die im Fahrzeugsystem definierten Sperrbeziehungen wenigstens teilweise abbildender Graph (100, 610) mit Knoten (DFC_1, DFC_2, FID_1, FID_2, 1, 2, 3, 4) und Kanten (110, 111, 120, 121) verwendet wird, vorgeschlagen, bei dem ein Klassifizieren wenigstens eines Teils der Kanten (110, 111, 120, 121) auf Grundlage der Eigenschaften der Kanten (110, 111, 120, 121) und der durch die Kanten verbundenen Knoten (DFC_1, DFC_2, FID_1, FID_2, 1, 2, 3, 4), ein Priorisieren der Kanten (110, 111, 120, 121) auf Grundlage der Klassifikation, und ein Bestimmen kürzester verklemmungskritischer Zyklen für alle Knoten (DFC_1, DFC_2, FID_1, FID_2, 1, 2, 3, 4) und wenigstens einige Kanten (110, 111, 120, 121) auf Grundlage der Priorisierung vorgenommen wird. Eine entsprechende Vorrichtung wird ebenfalls vorgeschlagen.

Verfahren und Vorrichtung zur Vorhersage und/oder Reduzierung der Verformung einer mehrteiligen Baugruppe

Vorrichtung zur Vorhersage und/oder Reduzierung einer Verformung einer Baugruppe (110), die bei Herstellung zumindest einer Schweißnaht (203) zur Verbindung eines ersten Bauteils (201) und eines zweiten Bauteils (202) der Baugruppe (110) bewirkt wird; wobei die Vorrichtung eingerichtet ist,- ein Finite Elemente, kurz FE, Modell (310) der Baugruppe (110) zu ermitteln und/oder bereitzustellen; wobei das FE-Modell (310) eine Menge von FEs (311) für die Schweißnaht (203) und eine Menge von FEs (311) für das erste und zweite Bauteil (201, 202) umfasst;- ein oder mehrere Referenzeigenschaften des ersten Bauteils (201) und/oder des zweiten Bauteils (202) zu ermitteln; wobei die ein oder mehreren Referenzeigenschaften umfassen,- ein Material des ersten Bauteils (201) und/oder des zweiten Bauteils (202); und/oder- eine Materialstärke des ersten Bauteils (201) und/oder des zweiten Bauteils (202);- ein Ausmaß einer zu veranlassenden räumlichen Kontraktion der Menge von FEs (311) für die Schweißnaht ...

Fußgängersimulation

Die Erfindung betrifft ein Verfahren zur Anwendung im ADAS Bereich, umfassend die Schritte:a) Erfassen von ersten Bewegungsdaten (5) von realen ersten Fußgängern (1);b) Verarbeiten der ersten Bewegungsdaten (5) so, dass kategorisierte erste Bewegungsdaten (6) erzeugt werden;c1) Simulieren (11) von Fußgängern (2) anhand der kategorisierten ersten Bewegungsdaten (6) durch ein zweites neuronales Netzwerk (8).

Metamorphoseverfahren für Formstruktur

VIRTUELLE PROGRAMMIERUNG VON FORMTEILBAHNEN

Equipment for design and simulation of linear drive for door opening, includes computer examining arbitrary input dimensions, to determine the most linear configuration

The input unit for parameters(40) is connected to a computer (42-48). Through simulation calculations using the parameters, it is determined which values result in maximum linearity of door closure. A display (49) is provided for the values. An independent claim is included for the corresponding method.

For the production of an internal combustion motor, a mathematical model is prepared to give the lowest possible piston/cylinder friction at maximum working temperatures

In the production of an internal combustion motor a mathematical model is prepared in advance for the friction between the pistons and the cylinder walls and the contour changes between the friction surfaces are computed for different working temperatures. The pistons and cylinders are produced to give the lowest possible friction at maximum working temperatures.

Computer aided design for a driveline

Computer aided engineering for designing a driveline comprises the steps of: creating a single parametric description of the driveline; analysing the parametric description for performance using one or more failure modes. The mathematical model may provide a dynamic analysis using a discrete model, using nodes sufficient for a defined frequency range and in which degrees of freedom per node may have linear or non-linear characteristics suitable for the failure mode. The user may assess performance against a design target and the software may optimise performance by amending the parametric description and repeating the analysing step. The driveline may be an electric motor/generator and a gearbox with associated gear mesh roller bearing stiffness and/or unbalanced magnetic pull at a given speed and load operating point. The model may analyse vibration power being passed from bearings to housing in response to torque ripple and/or transmission error. Engineering performance may include vehicle ...

Conduit system

integrated engineering analysis process

Method for evaluating and optimizing a magnetic attachment of a headliner to a roof of a vehicle

Driveline modeller

Driveline Modeller

Driveline modeller

Improvements in and relating to road-vehicle parts

A method of improving a mechanical property of a road-vehicle part. A reinforcing element 12 is positioned in/on a first blank 10, preferably comprising aluminium, to form a reinforced blank 16. The reinforcing element comprises a second material, preferably steel. For a property of the materials, preferably stiffness or elastic modulus, the value for the reinforcing element material is greater than the value for the blank material. The reinforced blank is deformed, preferably by forging, to form the road-vehicle part, preferably a steering knuckle. Preferably, a first deformation step joins the reinforcement element with the first blank and a second step forms the shape of the part. The reinforcing element may be positioned in the hole 14 in the blank. The reinforcing element may be encased by the first blank in the deformed condition. The reinforcing element may be placed at weakness of the part. A method for determining the placement is claimed comprising: making a model of the road-vehicle ...

Method of creating solid model

Method for simulating the shaping of a textile strip on a rotating mould

A method of modelling at least a part of a gas turbine engine

A method comprising: preparing a model of at least a part of the gas turbine engine using a data structure including: a first set of data entities representing geometrical shapes of physical features; and a second set of data entities representing geometrical shapes of aerodynamic boundaries, the second set of data entities being used to preserve aerodynamic design intent during preparation of the model. The preservation of aerodynamic intent enables a top down approach in which the model may be prepared by starting with a function design followed by a coarser to fine design process. Another advantage is that the data structure allows for changes made to the position and/or orientation of a parent physical feature may carry through to successive child features, which allows for a reduction in time and human resources in preparing the model. The first set of data entities may include: a first subset for at least one physical feature having no functionality; and a second subset for at least ...

System and method for collaborative vehicle crash planning and sequence deployment

A SYSTEM MODELLING APPARATUS

Method for evaluating and optimizing a magnetic attachment of a headliner to a roof of a vehicle

A method for determining at least one parameter related to a magnetic attachment of a headliner 10 to a roof (26, Figure 3) of a vehicle (24, Figure 3). The method comprising providing a simulation model (24) of the magnetic attachment, the simulation model (24) comprising physical properties of the headliner 10 and the roof (26), running a simulation comprising the simulation model (24) thereby determining loads acting upon the magnetic attachment during operation of the vehicle (23) and determining the at least one parameter in dependence on the determined loads. The parameter may be the number of magnets required, the location of the magnet(s), strength of force provided by the magnet(s) or size of the magnet(s). The simulation model (24) may comprise a through opening (28, Figure 4) to model the aerodynamic forces applied when the vehicle is operated with a sun roof open.

Virtual sensor data generation for bollard receiver detection

Simulating virtual sensor data in a three dimensional environment model 802, said environment containing one or more bollard receivers. The method comprises generating virtual sensor data for a plurality of sensors within the environment 804, the sensors possibly mounted to a vehicle, and determining virtual ground truth data about at least one bollard receiver 806. The method then stores and associates the virtual sensor data and the virtual ground truth data 808, which may then be used to train a machine learning model. The method may also comprise determining one or more simulated conditions for each of the bollard receivers including position, presence and dimensions. Such a system may be used in the context of avoiding collisions with bollard receivers mounted in the road.

Method to reduce complexity in flow noise calculation

Modelling systems and methods for entertainment rides

Rotor dynamics

System and method for collaborative vehicle crash planning and sequence deployment

Digital certification

A certification test is selected from a plurality of certification tests; so that a parametric description of the drivetrain can be analyzed appropriately for the selected certification test and the parametric description. A certification test model of the drivetrain can be based on the selected certification test, the parametric description, and the one or more analysis types in order to simulate the performance of the drivetrain and an indication of compliance of the drivetrain with the certification test. Certification against European of Federal aviation safety standards for endurance, flight maneuverer, lubrication, rotor integrity, torque, speed, exhaust gas, temperature, vibration or bird ingestion and failure may therefore be established. Gyroscopic and centrifugal effects for modelled components, thrust lever positions, unbalance may be modelled using quasi-static or dynamic analysis allowing for non-linear bearing stiffness with load or rotation speed, shaft deflection, gear or ...

Method and apparatus for producing shims

A method for applying a shim 1500 to an aircraft airframe comprises providing an aircraft airframe 200, measuring a surface of the airframe, creating a digital model of the airframe using those measurements, providing an aircraft skin 1506, measuring a surface of the aircraft skin, creating a digital model of the aircraft skin using those measurements, digitally assembling the airframe and aircraft skin digital models, using the digitally assembled models to create a digital model of a shim 1500, the digital model of the shim substantially filling a gap between the digitally assembled airframe and skin digital models, performing an additive manufacturing process to form shim directly onto the surface of the aircraft frame using the digital model of the shim. The method may including printing the shims onto the surface, producing highly accurate, precise shims on the aircraft airframe, facilitating proper attachment of the aircraft skin without adhesive usage.

Method and apparatus for assembling aircraft airframes

A method and an apparatus for assembling aircraft airframes are provided. The assembly method comprises providing a digital model of at least part of an aircraft airframe, the digital model comprising digital models of each of a plurality of component parts of the a airframe, providing the component parts, each comprising one or more predrilled fastener holes, fixing a first component part 202a to a support structure 1102, fixing a second component part 204a to an end effector 1112 of a robot arm 1110, using the airframe digital model controlling the robot arm to move the second component part relative to the first component as specified in the airframe digital model, causing predrilled hole(s) in the second component part to align with predrilled hole(s) in the first component part, attaching the second component part to the first component part using fasteners through the aligned predrilled holes.

PROCEDURE FOR THE DETERMINATION OF THE STRASSENVERHALTENS OF A VEHICLE TIRE

PROCEDURE FOR SIMULATING A ROLLING TIRE

ZUGANGSKONTROLL ONBOARD SYSTEM FOR COMMUNICATION OF AN OPEN DOMAIN INTO THE AEROTECHNICAL DOMAIN

Method for determining a vehicle parameter of a vehicle record of a vehicle and the vehicle parameter to a test bench use

Die Erfindung betrifft ein Verfahren zum Bestimmen des Wertes zumindest eines Fahrzeugparameters eines Fahrzeugdatensatzes eines Fahrzeugs, einer Teilkomponente oder eines Teilsystems eines Fahrzeugs, sowie die Verwendung eines ermittelten Fahrzeugparameters zur Parametrierung eines Simulationsmodells (23) einer Simulation (6) zur Durchführung eines Prüfversuchs auf einem Prüfstand (10). Dazu wird aus den Fahrzeugparametern des Fahrzeugdatensatzes aufgabenabhängig eine erste Anzahl von Parametern als Eingangsdaten bzw. Eingangsparameter (Ei) und eine zweite, vorzugsweise zur ersten Anzahl komplementäre Anzahl von Parametern als Ausgangsdaten bzw. Ausgangsparameter (Aj) festgelegt und eine Fahrzeugdatenbank (1), in der für eine im Sinne der Modellbildung hinreichende Anzahl von validierten Fahrzeugen jeweils Werte der Eingangsparameter (Ei) und Werte der Ausgangsparameter (Aj) in Form von Fahrzeugdatensätzen gespeichert werden, wird verwendet, um eine Abhängigkeit der Ausgangsparameter ( ...

Method and apparatus for model-based optimization of a technical device

Die Erfindung betrifft ein Verfahren zur modellbasierten Optimierung, insbesondere Kalibrierung, einer technischen Einrichtung, insbesondere einer Brennkraftmaschine. Das Verfahren weist folgende Arbeitsschritte auf: Erfassen von wenigstens einem ersten Parameter in Bezug auf die zu optimierende technische Einrichtung, welcher eine physikalische Größe charakterisiert; erstes Bestimmen wenigstens eines zweiten Parameters in Bezug auf die zu optimierende technische Einrichtung durch wenigstens ein erstes physikalisches Modell, welches wenigstens einen bekannten physikalischen Zusammenhang charakterisiert, und für welches der wenigstens eine erste Parameter ein Eingangsparameter ist; zweites Bestimmen wenigstens eines dritten Parameters durch wenigstens ein erstes empirisches Modell, welches auf Messungen an einer Mehrzahl von bereits bekannten technischen Einrichtungen derselben Gattung, insbesondere Brennkraftmaschinen, beruht und für welches zumindest der wenigstens eine zweite Parameter ...

Method for determining the thermal and mechanical conditions of vehicle brakes

Die Erfindung bezieht sich auf ein computerimplementiertes Verfahren zur Bestimmung thermischer und mechanischer Zustände von einer Bremsanordnung mit zumindest einer ersten Bremsvorrichtung eines Fahrzeugs, insbesondere von zumindest einer Reibungsbremsanordnung eines Schienenfahrzeugs, wobei als Parameter variierbare Fahrzeugparameter (1) und variierbare Bremsparameter (2) eingelesen werden, mittels der Fahrzeugparameter (1) und der Bremsparameter (2) zumindest ein erster technischer Zustand der Bremsanordnung ermittelt wird und ein entsprechendes Ermittlungsergebnis ausgegeben wird. Um vorteilhafte Verfahrensbedingungen zu schaffen, wird vorgeschlagen, dass der zumindest erste technische Zustand der Bremsanordnung mittels zumindest eines variierbaren Fahrparameters (3), variierbarer Streckenparameter (5) und zumindest eines variierbaren Umweltparameters (4) bestimmt wird. Dadurch wird eine besonders präzise Bewertung von Fahrzeugbremsen im Hinblick auf ihr thermisches und mechanisches ...

Method for safety inspection of a technical unit

Auf einem Prüfcomputersystem (2) ausgeführtes Verfahren zur Sicherheitsüberprüfung einer Technikeinheit (1), wobei zumindest eine erste plausible Modellvariante und gegebenenfalls eine oder mehrere alternative Modellvarianten ermittelt werden und wobei das Verfahren die folgenden Schritte aufweist: Zuordnen bekannter Schwachstellen zu Komponenten der Modellvarianten, Definieren eines Angriffsziels, Erstellen zumindest eines auf das Angriffsziel bezogenen Angriffsmodells für jede Modellvariante, Gewichten der Knoten des Angriffsmodells hinsichtlich zumindest einer Bewertungsvariable, Ermitteln einer Bewertung zumindest eines Testvektors des Angriffsmodells hinsichtlich der Bewertungsvariable, Ermitteln eines Sicherheitswerts als pessimaler Werts aller Bewertungen und Ausgeben einer Sicherheitsbestätigung, wenn der Sicherheitswert einem Sicherheitskriterium entspricht.

VERFAHREN ZUR RISSFORTSCHRITTSIMULATION MIT SPEZIELLEN ELEMENTEN

TIFF 00000005.TIF 294 208 TIFF 00000006.TIF 294 208 ...

Modellierung der Schädigung eines Bauteils aus einem nichtlinear elastischen Werkstoff

The invention relates to a method for the computational damage modelling of a component (1) that consists of a nonlinear elastic material, characterised in that said component (1) is replaced in the model by a plurality of node points (3) interconnected by a plurality of rods (2), a mathematical material model being imposed for each rod (2) and said rods forming a first network; in that at least one cyclic load with a known load value is applied to the model of the component (1), the position and/or length of the rods (2) being altered, as a result of the load, depending on the mathematical material model of said rods; and in that a degree of damage to the rods is determined depending on the state of strain of said rods (2).

PROCEDURE FOR THE ELABORATION OF A STATISTIC MODEL FOR THE DETERMINATION OF THE WORKING LOAD OF AN AIRPLANE PILOT, FROM IT RESULTING MODEL, MECHANISM TO THE EXECUTION OF THIS PROCEDURE AND APPLICATIONS OF THE MODEL.

CONSTRUCTION SYSTEM AND PROCEDURE FOR DESIGNING OR SKETCHING NEW CONSTRUCTION UNITS

Apparatus and method for contoured-surface component repair

APPARATUS AND METHOD FOR CONTOURED-SURFACE COMPONENT REPAIR Disclosed herein is a method of repairing a component (110). The method includes scanning a damaged area of the component (110), and preparing a repair plan in response to the scanning. The method may also include providing the repair plan to a guided tool (100) having a position correcting controller (107), and removing damaged material from the component in preparation for a repair operation. An apparatus is also disclosed that includes a computing device (107) configured for performing actions. The computing device (107) includes a processor (204) and a local memory. The actions include detecting damage to the component (110), recording position information of the detected damage, and incorporating the position information in the repair plan.

Improvements in and relating to vehicle management devices

A vehicle monitoring device (VMD) in accordance with the invention comprises a microprocessor programmed to simulate a vehicle's powertrain, that is arranged to receive signals from a vehicle's engine management system in order to produce a real-time simulated model of the vehicle's powertrain operation whence the vehicle's actual instantaneous fuel consumption and/or emissions can be accurately predicted during operation of the vehicle and compared with predetermined or calculated optimum performance characteristics for the powertrain under the pertaining conditions in order to display the instantaneous operating conditions in relation to the optimum under any driving condition. The VMD is advantageously arranged to receive the signals from the on-board diagnostics (OBD or OBD-II or equivalent) port. The VMD is preferably programmed so that the said performance coefficient is used to calculate the instantaneous and/or cumulative quantity or percentage of fuel wasted as a result of non-optimum ...

System for analysis of a repair for a structure

SYSTEM FOR ANALYSIS OF A REPAIR FOR A STRUCTURE An apparatus is provided for analysis of a repair for a structure 200 by identifying component parts of the structure 200 that have common material properties and geometric constraints, and based thereon determining a generic repair component for the component parts that also have the common material properties and the geometric constraints. A set of loads are extracted from a loads model of the undamaged structure and redistributed in a loads redistribution model at a damaged or defective portion of the component part. The set of redistributed loads indicate loading incurred by the generic repair component under an external load. The apparatus then uses the redistributed loads to perform an analysis to determine a margin of safety of the generic repair component and, in instances in which the margin of safety is positive, outputs the material properties and geometric constraints of the generic repair component to a fabrication system for ...

A method of configuring a product

METHOD AND DEVICE FOR ACQUIRING, RECORDING AND UTILIZING DATA CAPTURED IN AN AIRCRAFT

The device for acquiring and recording data captured in an aircraft comprises: a plurality of sources (202 to 205) of data streams to be recorded, at least one source (201) of dated values of recording parameters and means (220, 230, 235) for recording data emanating from the data streams and parameter values, on at least one non-volatile information medium. The recording means (220, 230, 235) are adapted for storing, in separate files, the data of the various streams of data associated with said dated values of recording parameters.

METHOD AND DEVICE FOR ACQUIRING, RECORDING AND UTILIZING DATA CAPTURED IN AN AIRCRAFT

The device for acquiring and recording data captured in an aircraft compr ises: a plurality of sources (202 to 205) of data streams to be recorded, at least one source (201) of dated values of recording parameters and means (2 20, 230, 235) for recording data emanating from the data streams and paramet er values, on at least one non-volatile information medium. The recording me ans (220, 230, 235) are adapted for storing, in separate files, the data of the various streams of data associated with said dated values of recording p arameters.

IMPROVEMENTS IN AND RELATING TO VEHICLE MANAGEMENT DEVICES

A vehicle monitoring device (VMD) in accordance with the invention comprises a microprocessor programmed to simulate a vehicle's powertrain, that is arranged to receive signals from a vehicle's engine management system in order to produce a real-time simulated model of the vehicle's powertrain operation whence the vehicle's actual instantaneous fuel consumption and/ or emissions can be accurately predicted during operation of the vehicle and compared with predetermined or calculated optimum performance characteristics for the powertrain under the pertaining conditions in order to display the instantaneous operating conditions in relation to the optimum under any driving condition. The VMD is advantageously arranged to receive the signals from the on-board diagnostics (OBD or OBD-II or equivalent) port. The VMD is preferably programmed so that the said performance coefficient is used to calculate the instantaneous and/or cumulative quantity or percentage of fuel wasted as a result of non-optimum ...

COMPOSITE INFORMATION DISPLAY FOR A PART

A method and apparatus for processing a model of a part. A number of locations are identified in the model of the part in response to receiving a request from a client application for information about the number of locations on the part. A section cut is created at each of the number of locations to form a number of section cuts. Data is obtained for layers in each of the number of section cuts. The model with the number of section cuts is changed to form a formatted model with a format used by the client application. The layers in each of the number of section cuts in the formatted model are associated with the data for the number of layers in the each of the number of section cuts. The formatted model and the data for the layers is returned to the client application.

ELECTRICAL POWER PROFILE SIMULATOR

A system and methods to simulate a power profile of an electrical system are disclosed. A combination of electrical devices operable to be electrically coupled to a common power source is virtually assembled, and empirically derived dynamic power requirements associated with each of the electrical devices are modeled. Power profiles for at least one electrical system configuration comprising the combination of electrical devices are generated using the empirically derived dynamic power requirements.

SYSTEM AND METHOD FOR CONFIGURING AN AIRCRAFT PASSENGER CABIN

The invention relates to a system (10) for configuring an aircraft passenger cabin, said system comprising a first database (12) that stores cabin equipment component data pertaining to cabin equipment components selected for and included in a configuration of the aircraft passenger cabin. In addition, said system (10) comprises a second database (14) that stores configuration rules pertaining to the configuration of the aircraft passenger cabin. Finally, the system (10) comprises a unit (16) for generating documentation, configured in such a way that documentation of the configured aircraft passenger cabin is generated on the basis of at least one user-defined configuration parameter, on the basis of the cabin equipment component data stored in the first database (12), and on the basis of the configuration rules stored in the second database (14).

SYSTEM AND METHOD FOR ANALYZING A POWERTRAIN CONFIGURATION

METHOD AND SYSTEM FOR OPERATING A CONFIGURATION PLATFORM

A method of and a system for propagating a configuration setting of a 3D model to other 3D models, the 3D model and the other 3Ds being part of a same 3D model category. The 5 method comprises dividing the 3D model into a first plurality of surfaces; associating to each one of the first plurality of surfaces, a unique surface identifier. For each one of the other 3D models, the method comprises dividing the one of the other 3D models into a second plurality of surfaces; establishing a correspondence; associating, for each one of the second plurality of surfaces corresponding to one of the first plurality of surfaces. The method also comprises 0 selecting the configuration setting of the 3D model; determining the unique identifier of the 3D model to which the configuration setting is to be applied; and propagating, the configuration setting to the other 3D models.

DESIGN OPTIMIZER SYSTEM

A computerized system for optimizing the design layout of an aircraft configured to execute, by at least one processor, the instructions of one or more software modules stored on a nonvolatile computer readable medium, the system comprising a first software module configured to receive input from a user regarding number of seats; a second software module configured to receive input from a user regarding seat pitch; a third software module configured to receive input from a user regarding meal service; a fourth software module configured to receive input from a user regarding beverage service; a fifth software module configured to comprise a listing of all possible combinations of all aircraft interior layout configurations for an aircraft. The sixth software module uses the inputs from one or more of the first, second, third, or fourth software modules to determine and create an output of the one configuration that takes up the least amount of seat space, weighs the least, and contains ...

STATISTICALLY EQUIVALENT LEVEL OF SAFETY MODELING

Systems and methods are provided for statistically equivalent level of safety modeling. One method includes identifying sub-fleets within a fleet based upon usage profiles, determining a sub-fleet reliability value for each sub-fleet, determining a baseline fleet reliability for the fleet by combining the sub-fleet reliability values on a weighted basis, applying at least one credit to at least one sub-fleet, determining a post-credit sub-fleet reliability value for each sub-fleet based upon the at least one credit, determining a post-credit fleet reliability for the fleet by combining the post-credit sub-fleet reliability values on a weighted basis, comparing the baseline fleet reliability with the post-credit fleet reliability to identify a change in fleet reliability and determining whether the change in fleet reliability is within a predetermined threshold to validate the at least one credit.

SYSTEM AND METHOD FOR NUMERICALLY EVALUATING THERMAL COMFORT INSIDE AN ENCLOSURE

A system and method for assessing thermal comfort in an enclosure is disclosed. In one embodiment, a method includes performing a numerical analysis on a calibration enclosure including a thermal manikin in a uniform thermal environment to obtain a surface heat transfer coefficient (h cal) for each body part of the thermal manikin. The method also includes performing a numerical analysis on an enclosure including one or more thermal manikins in a non-uniform thermal environment to obtain a total heat flux (q"T) for each body part of the one or more thermal manikins. The method further includes computing an equivalent temperature (t eq) of each body part of the one or more thermal manikins using the obtained associated h cal, the obtained associated q"T, and an associated surface temperature of the body part. Furthermore, the method includes evaluating thermal comfort in the enclosure based on each computed t eq.

MECHANICAL DEFORMATION GAUGE SIMULATION

Un procédé de simulation par ordinateur de déformation mécanique permettant de définir une jauge de déformation dans un modèle d'une structure mécanique pour calculer la déformation au niveau de cette jauge. Le procédé permet de simuler à la demande le résultat de mesure d'une jauge de déformation dans un modèle de structure mécanique.

SYSTEMS AND METHODS FOR DETERMINING SPEED CONTROL MANAGEMENT SETTINGS

Methods and devices for determining speed control management settings are provided. A vehicle configuration is obtained, specifying at least a transmission, including a number of gears present in the transmission. One or more speed control management modules, such as progressive shift and/or gear down protection modules, are selected by a customer. One or more default progressive shift limits and a default gear down protection limit are calculated, along with gears for which they are active. Performance of the vehicle using the default speed control management settings is simulated and compared to typical vehicle performance. The customer may alter the speed control management settings within dynamically determined valid ranges. The speed control management settings are used in the manufacture or other configuration of the vehicle for the customer.

Method and Apparatus for Missile Interface Testing

METHOD AND APPARATUS FOR MODELING A TIRE FOR USE WITH VEHICLE COUPLE-SPINDLED SIMULATOR

A method for developing a tire model for use with an effective road profile in testing an automotive vehicle on a spindle-coupled road simulator def ines a flat surface road plane in a three coordinate reference system to represent the effective road profile with the three coordinates comprising a plane vertical deflection, a plane radial contact angle, and a plane lateral contact angle. The tire is then excite d over a predetermined range while on a tire test apparatus for developing the tire model . The tire test apparatus includes a flat tire contact plane moveable so as to contact the tire, the flat tire contact plane defining a three coordinate reference system to repr esent the effective road profile in the three coordinates.

Noise-level simulation method and computer readable medium and system therefor.

Die vorliegende Erfindung betrifft ein Verfahren zum Errechnen eines Lärmpegels, der von einer Schallquelle, insbesondere einem Flugzeug, das sich bezogen auf den wenigstens einen Empfangspunkt (R) entlang einer definierten Bahnkurve (116) bewegt, erzeugt wird, für wenigstens einen Empfangspunkt (R), wobei das Verfahren die folgenden Schritte umfasst: Bereitstellen eines Schallausbreitungsmodells für einen Luftraum, der sich zwischen dem wenigstens einen Empfangspunkt und der wenigstens einer erwarteten Bahnkurve (115), entlang welcher die Schallquelle sich bezogen auf den Empfangspunkt voraussichtlich bewegt, erstreckt; Errechnen des Lärmpegels durch Eingeben der definierten Bahnkurve (116) in das Schallausbreitungsmodell und Berechnen einer Schallausbreitung zwischen der Schallquelle und dem wenigstens einen Empfangspunkt (R) für jeden einer Anzahl an verschiedenen Schallquellenstandorten (114), die entlang der definierten Bahnkurve angeordnet sind. Weiterhin betrifft die vorliegende ...

Computerimplementiertes Lärmpegel-Simulationsverfahren sowie computerlesbares Medium und Computer-System dafür.

Die vorliegende Erfindung betrifft ein Verfahren zum Errechnen eines Lärmpegels, der einem Luftfahrzeug als Schallquelle (S), insbesondere einem Flugzeug, das sich bezogen auf den wenigstens einen Empfangspunkt (R) entlang einer definierten Bahnkurve (116) bewegt, erzeugt wird, für wenigstens einen Empfangspunkt (R), wobei das Verfahren die folgenden Schritte umfasst: Bereitstellen eines Schallausbreitungsmodells für einen Luftraum, der sich zwischen dem wenigstens einen Empfangspunkt und wenigstens einer erwarteten Bahnkurve (115), entlang welcher die Schallquelle sich bezogen auf den Empfangspunkt voraussichtlich bewegt, erstreckt; Errechnen des Lärmpegels durch Eingeben der definierten Bahnkurve (116) in das Schallausbreitungsmodell und Berechnen einer Schallausbreitung zwischen der Schallquelle (S) und dem wenigstens einen Empfangspunkt (R) für jeden einer Anzahl an verschiedenen Schallquellenstandorten (114), die entlang der definierten Bahnkurve angeordnet sind, wobei die Schallausbreitung ...

Optimization design method applying fail-safe concept

이전에 설계된 구성들을 이용한 승객 배열 레이아웃 구현

... 본 발명은 이전에 설계된 구성들을 이용해서 승객 배열 레이아웃을 구현하기 위한 시스템 및 방법에 관한 것이다. 이전에 설계된 구성들을 이용해서 승객 배열 레이아웃을 구현하기 위한 복수의 툴들이 제공된다. 복수의 툴들은 승객 배열 레이아웃에 포함시키기 위하여 이전에 설계된 구성들을 선택하기 위한 이전에 설계된 구성들 식별 및 선택 툴과, 승객 배열 레이아웃이 이전에 설계된 구성들을 포함하는 정도를 디스플레이하기 위한 이전에 설계된 구성 시각화 툴을 포함한다. 실행시킬 복수의 툴들 중의 하나를 식별시키는 조작자로부터의 입력을 수신하기 위하여 툴 선택 사용자 인터페이스가 제공될 수 있다.

Processo para fabricar carroceria de um veìculo para transportar material e método de carregamento de material na carroceria basculante de um caminhão

Method and apparatus for displaying a representation of a traffic intersection

A method and apparatus for displaying a representation of a traffic roundabout having a central island surrounded by a circulatory lane is disclosed. The method involves receiving an operator selection of a design vehicle that is expected to use the roundabout, and receiving operator input of a design dimension for the roundabout, the design dimension defining a size of one of the central island and an outer perimeter of the circulatory lane. The method also involves generating a circulatory path of the design vehicle traveling within the design dimension along the circulatory lane, and generating vehicle extent locations associated with passage of the design vehicle along the circulatory path. The method also involves using the vehicle extent locations to compute a circulatory lane width, and generating display signals for causing the display to display an image representing the roundabout.

Distributed processing-type simulator

A simulator simulates the behavior of a plurality of agents existing in the virtual space. Each of a plurality of calculators, communicable with one another, includes a space allocation storage that stores space allocation information, a space allocation control part that updates the space allocation information, an allocation change candidate space extracting part that extracts a divided space to be a candidate for the allocation change, a communication amount estimating part that calculates an amount of communication or an amount of change in communication generated between calculators based on the number of agents, a space allocation change judging part that determines whether or not to allocate a divided space to another calculator based on the amount of communication or the amount of change in communication, and a space allocation change executing part that requests the space allocation control part and other calculators to change the space allocation.

METHOD AND SYSTEM FOR DETERMINING HELICOPTER ROTOR AIRFOIL

The present disclosure provides a method and system for determining a helicopter rotor airfoil. The method includes: randomly generating a sample point by using a Latin hypercube sampling (LHS) method (S); determining characterization equations of upper and lower airfoil surfaces of an airfoil based on the airfoil sample point by using a class shape transformation (CST) method (S); performing dynamic characteristic simulation on the airfoil according to the characterization equations of the upper and lower airfoil surfaces by using a computational fluid dynamics (CFD) method, to obtain a flow field characteristic of the airfoil (S); establishing a mapping relationship between the sample point and the flow field characteristic by using a Kriging model, and training the mapping relationship by using a maximum likelihood estimation method and an expected improvement (EI) criterion, to obtain a trained mapping relationship (S); determining an optimal sample point based on the trained mapping relationship by using Non-dominated Sorting Genetic Algorithm II (NSGA-II) (S); and determining a rotor airfoil based on the optimal sample point (S). The method performs optimized design on aerodynamic characteristics of the airfoil in a state with a changing incoming flow and a changing angle of attack, and can effectively alleviate dynamic stall in this state. 1. A method for determining a helicopter rotor airfoil , comprising:randomly generating a sample point by using a Latin hypercube sampling (LHS) method;determining characterization equations of upper and lower airfoil surfaces of an airfoil based on the sample point by using a class shape transformation (CST) method;performing dynamic characteristic simulation on the airfoil according to the characterization equations of the upper and lower airfoil surfaces by using a computational fluid dynamics (CFD) method, to obtain a flow field characteristic of the airfoil, wherein the flow field characteristic comprises a lift ...

Integrated aircraft manufacturing system

A method of manufacturing aircraft includes constructing a definition of the aircraft in a computer memory and then defining in the memory a first tool for forming a component part of the aircraft and a second tool for assembling a component part made with the first tool. The definitions of the first and second tools are downloaded to a tool forming device which is operated to form the first and second tools essentially independent from one another.

System and method for morphable model design space definition

A method, system, and apparatus for preparing geometric models for use in a design tool are disclosed. The method comprises generating a first base shape model, separating the first base model into components, and characterizing the components. Further, the method provides for comparing the second base model, similarly prepared and characterized, to the first, and adjusting the features used to characterize the base model components until the two objects can be placed in correspondence. The system comprises a processor capable of processing instructions for generating base shape models wherein the processor is capable of processing instructions for separating a base model into components and further capable of processing instructions for characterizing base model components. Accordingly, the method may provide for defining a geometric model template by adjusting a base model to match a succession of input models.

Method and system for designing smooth surfaces for vehicle parts

A method and system for designing a smooth surface for a vehicle part, such as the hull of an aircraft, covering an area of the body of the vehicle part organized around an axis X. The method includes providing data indicating a profile, area, and position of a plurality of sectors perpendicular to axis X of the smooth surface, generating a first surface from the data by using a NURBS mathematical methodology, modifying N1 equidistant profiles (Py) of the surface until their area (APy) is consistent with the area determined by the area curve resulting from the data of the first step, and generating a second surface from the profiles (Py) and validating that the second surface adjusts to the area curve by using N2 equidistant profiles of the surface, where N2>N1.

Design method and design system for vehicular lamp, program to execute designing of vehicular lamp and record medium recording the program

Disclosed is to provide a design method and design system for a vehicular lamp, a program to execute designing of vehicular lamp and a record medium recording the program, which are capable of improving an efficiency of designing a lamp satisfying design conditions including performance conditions required as the vehicular lamp and restriction conditions given to each lamp. A vehicular lamp design system 1 includes: a database unit 2 having a standard database 21 registering standard data of a lamp and a technology database 22 registering technology data; and a lamp preparation unit 3 having a standard data selection part 31 and a morphing control part 32. The standard data selection part 31 generates design data by selecting standard data from the standard database 21 based on given design conditions. The morphing control part 32 updates a necessary part of the design data by use of the technology data of the technology database 22.

Method and device for decorating a tridimensional object

Method and device for decorating a tridimensional object. The method consists of representing a three-dimensional model of the decorated object by a plotting of the decoration. It then consists of localizing on the object from the 3D model at least several characteristic points of said plotting so as to position, for example, adhesive decoration delimitation strips or stencils or precut decorative elements, etc. The invention is more particularly applicable to the decoration of an aircraft by logotypes, letters or distinctive signs on the outer surface of this aircraft.

Method to construct models for vehicle road load simulations

The present invention relates to a method for constructing a representative time domain road load profile or model for computer aided engineering simulation of an automotive product. The model is based on the dynamic characteristics of the product and the statistical properties of the proving ground road load data from the field ...

SYSTEMS, METHODS, AND APPARATUS TO GENERATE AN INTEGRATED MODULAR ARCHITECTURE MODEL

Systems, methods, apparatus, and articles of manufacture are disclosed to generate an integrated modular architecture (IMA) model. An example apparatus includes an interface importer to import first IMA protocol definitions into a computer modeling environment to generate libraries and generate IMA model objects, a model object handler to import ones of IMA model objects into the computer modeling environment to generate a first IMA model corresponding to an aircraft system of an aircraft and generate an IMA system model corresponding to the aircraft by generating IMA models including the first IMA model. The example apparatus further includes an interface validator to validate the IMA system model by comparing an output of the IMA system model to a validation output, an interface exporter to generate manufacturing build instructions of the aircraft system when the IMA system model is validated, and a report generator to initiate production of the aircraft system.

Positioning enhancements to localization process for three-dimensional visualization

Apparatus and methods for displaying a three-dimensional model image of a portion of a target object. An imaging device is equipped with an inertial measurement unit (IMU) and a processor configured to execute a three-dimensional (3-D) visualization application. The IMU is used to track movement of the imaging device relative to a known initial location in a frame of reference of the target object. Imaging device position offsets are computed using relative position and orientation information acquired by a dead-reckoning process. The processor is configured to execute an algorithm that combines orientation data from the IMU with walking step information to produce a piecewise linear approximation for relative motion measurement. The resulting relative location data can then be used by the 3-D visualization application to provide an estimated 3-D viewpoint to display a 3-D model of a feature in the imaged area of interest.

CUSTOMIZED INSTRUMENT EVALUATION AND ORDERING TOOL

A tool is provided to allow a user to customize the components of a vehicle instrument panel from an Internet-enabled Web site. A user can navigate to a Web site and select a vehicle for configuration. From the Web site, input may be obtained regarding the components and appearance of an instrument panel such as selecting particular types of components (e.g., display panels, gauges, etc.) and arranging where the selected components are to be located. The input generated by a user is translated into a build specification for assembling the instrument panel at the manufacturer. Accordingly, the system and method serve as an interface between the Web site that obtains user configuration data and a manufacturer's system that manages assembly of the vehicle.

Lazy Evaluation of Geometric Definitions of Objects Within Procedural Programming Environments

This description provides tools for lazy evaluation of geometric definitions of objects within procedural programming environments. Computer-based methods provided by these tools may parse input program code that includes statements that are syntactically consistent with a procedural programming language. These statements may also include defined functions that are not syntactically consistent with the procedural programming language. The defined functions may be associated with a given function that is defined according to the procedural programming language. The given function may relate to a geometric design of an object. The methods may identify inputs and outputs to this given function, and may build a dependency graph that relates this given function to other functions, based on the inputs and/or outputs of the given function. The methods may delay evaluating the given function until a triggering event occurs, at which time the methods may evaluate the given function to produce the ...

METHODS AND APPARATUS TO GENERATE A SYNTHETIC POINT CLOUD OF A SPACECRAFT

Methods, apparatus, and articles of manufacture are disclosed to generate a synthetic point cloud of a spacecraft. An example apparatus includes a point cloud generator to generate a first synthetic point cloud of a first simulated space vehicle based on a simulated illumination source and a simulated image sensor, where the simulated illumination source and the simulated image sensor is operatively coupled to a second simulated space vehicle at a first position, where the simulated image sensor measures a parameter of the first simulated space vehicle, where the simulated illumination source uses a first configuration. The example apparatus further includes a pose determiner to determine a first pose of the simulated illumination source based on a first difference between the first synthetic point cloud and a reference synthetic point cloud using a first registration method, and a command generator to generate a command to move the second simulated space vehicle from the first position ...

Machines, Program Products, and Computer-Implemented Methods for Interactive Aircraft Performance Substantiation

An interactive aircraft performance substantiation is provided by determining maneuvers for a user-selected aircraft, determining operation and performance variables for a user-selected maneuver, displaying a scale graphic representation of the user-selected aircraft according to aircraft dimensions, displaying load selection fields according to aircraft dimensions and load-sites dimensions, interactively updating the scale graphic representation of the user-selected aircraft to include an oriented graphic representation of a user-selected load according to the aircraft dimensions, load dimensions, and load-site dimensions, interactively determining mass properties of the user-selected aircraft according to the aircraft dimensions, the load dimensions, and the load-site dimensions; receiving operation properties for the user-selected maneuver corresponding to the operation variables; and displaying an aircraft performance substantiation responsive to determining performance properties of the user-selected aircraft according to the mass properties thereof and the operation properties thereof, the performance properties corresponding to the performance variables.

Method for Door Side Intrusion Simulation with Progressive Failures

A method for simulating deformation of a body element of a motor vehicle that occurs during an impact event includes providing a model of the body element that includes an initial load distribution pattern. A first simulation output is generated during a first portion of the impact event using the initial load distribution pattern and includes data indicative of the deformation of the body element. Whether a portion of the body element is in a failure condition is determined based on the first simulation output. If a failure condition is determined, the load distribution pattern of at least a portion of the body element is updated, and a second simulation output including data indicative of the deformation of the body during a second portion of the impact event is generated using the updated load distribution pattern.

Method of designing natural laminar flow wing for reynolds numbers equivalent to actual supersonic aircraft

In designing supersonic aircrafts, a method of designing a natural laminar flow wing is provided which reduces friction drag by delaying boundary layer transition under flight conditions of actual aircrafts. A target Cp distribution on wing upper surface, suited to natural laminarization in which boundary layer transition is delayed rearward in desired Reynolds number states, is defined by a functional type having as coefficients parameters depending on each spanwise station, a sensitivity analysis employing a transition analysis method is applied to the parameters, and a search is performed for the optimum combination of parameters to delay transition rearward.

Simulator

A simulator used in a distributed process simulation includes: a storage unit configured to store map information, agent information, and area allocation information; a simulation execution unit; a condition determination unit configured to determine the condition of the reference agent to be referenced by the simulation execution unit based on a movement state of the agent; an allocation discrimination unit configured to discriminate another computer allocated an area in which the reference agent corresponding to the condition can be located; and an agent information acquisition unit configured to acquire the information about the agent satisfying the condition of the reference agent from the other discriminated computer.

Numerical analysis method of a vehicle drive

A first analyzing step is a step that conducts numerical analysis of a flow field but does not conduct numerical analysis of a temperature field in a state in which a motor rotor is rotating. The second analyzing step is a step that conducts numerical analysis of both the flow field and the temperature field after the first analyzing step ends. Accordingly, before numerical analysis of the flow field and numerical analysis of the temperature field are conducted together, numerical analysis is conducted first on the flow field in first analyzing step before it is conducted on the temperature field. As a result, compared with when the second analyzing step is executed from the beginning without conducting the first analyzing step, the calculation load of the numerical analysis on an electronic calculator can be reduced, which enables the time that it takes to conduct the numerical analysis to be shortened.

Fluid access and drainage assessment

A system includes a host application configured to receive a component model representing a vehicle component. The component model includes a body having a concave portion and/or a convex portion that defines a fluid retainer. A detection tool in communication with the host application is configured to determine a size and location of the fluid retainer. The detection tool is further configured to associate the size of the fluid retainer to a design rule and calculate a value representing a minimum hole size that will allow fluid to flow into or out of the fluid retainer in accordance with the design rule.

Mapping of a contour shape to an x and y coordinate system

A method for determining geometric properties of a target shape such as a shape of a perimeter of a strut shield ( 36 ) for use in a gas turbine ( 10 ). The method includes obtaining a digital image of at least a portion of a first object including a first feature ( 164 ) ( 106 ). The image including the first feature ( 164 ) is displayed on a display device ( 108 ). During a reconstruction process, one or more control points ( 168 A, 168 B, 168 C, 168 D) are associated with feature points ( 164 A, 164 B, 164 C) along an extent of the displayed first feature ( 164 ) ( 109 ). Using the associated one or more control points ( 168 A, 168 B, 168 C and 168 D), a data file is created that corresponds to the first feature ( 164 ) ( 114 ). The data file includes geometric properties of the feature points ( 164 A, 164 B, 164 C).

System and method for computing thermal boundary conditions from an unstructured cfd simulation on structural components

A system and method for computing thermal boundary conditions from an unstructured computational fluid dynamics (CFD) simulation for a thermal simulation of a structural component are disclosed. The thermal boundary conditions include convective heat transfer coefficient (HTC) and reference temperature (T ref ). In one embodiment, prism cells are formed to capture boundary layer substantially next to a wall of the structural component. Further, tetrahedral cells are formed to capture a diffused temperature layer substantially next to the formed last prism cell and in a direction normal to the wall. Furthermore, temperature of each of the prism cells is computed in the direction normal to the wall until a substantially first tetrahedral cell. In addition, the computed temperature of the prism cell that is substantially adjacent to the first tetrahedral cell is declared as the T ref . Also, the HTC is computed using the obtained T ref .

Installation optimisation

A computer-implemented method for determining a configuration of a plurality of components in a systems installation which satisfies one or more constraints.

Geometric modeling of composite parts

A composite part including a ply stack-up and resin is modeled. The modeling includes performing a convolution on a representation of the stack-up to approximate smoothed ramps between different plies of the stack-up.

Computer simulation of physical processes

A computer-implemented method for simulating flow and acoustic interaction of a fluid with a porous medium includes simulating activity of a fluid in a first volume adjoining a second volume occupied by a porous medium, the activity of the fluid in the first volume being simulated so as to model movement of elements within the first volume and using a first model having a first set of parameters, simulating activity of the fluid in the second volume occupied by the porous medium, the activity in the second volume being simulated so as to model movement of elements within the second volume and using a second model having a second set of parameters and differing from the first model in a way that accounts for flow and acoustic properties of the porous medium, and simulating movement of elements between the first volume and the second volume at an interface between the first volume and the second volume.

Electrical power profile simulator

A system and methods to simulate a power profile of an electrical system are disclosed. A combination of electrical devices operable to be electrically coupled to a common power source is virtually assembled, and empirically derived dynamic power requirements associated with each of the electrical devices are modeled. Power profiles for at least one electrical system configuration comprising the combination of electrical devices are generated using the empirically derived dynamic power requirements.

Generating inviscid and viscous fluid-flow simulations over a surface using a fluid-flow mesh

Fluid-flow simulation over a computer-generated surface is generated using inviscid and viscous simulations. A fluid-flow mesh of fluid cells is obtained. At least one inviscid fluid property for the fluid cells is determined using an inviscid fluid simulation that does not simulate fluid viscous effects. A set of intersecting fluid cells that intersects the surface are identified. A surface mesh polygon of the surface mesh is identified for each intersecting fluid cell. At least one boundary-layer fluid property for each identified surface mesh polygon is determined using the at least one inviscid fluid property of the corresponding intersecting fluid cell and a boundary-layer simulation that simulates fluid viscous effects.

Aircraft frame and method for obtaining the same

An aircraft frame and a method for obtaining an aircraft frame, which frame is made of composite material, and which frame comprises several partitions ( 20 ) that form, when joined, the aforementioned frame in its entirety, with these partitions ( 20 ) comprising sections ( 1 ) with a length ( 2 ), and sections ( 1 ) that are being arranged on the inside of the skin ( 3 ) that forms the fuselage of the aircraft. This fuselage is integrally embodied in a single piece, with the length ( 2 ) of the sections ( 1 ) being the maximum possible, In such a way that the maximum separation ( 5 ) between the frame section ( 1 ) and the skin ( 3 ), with the separation ( 5 ) being measured by the inside of the aforementioned skin ( 3 ), is lower than the limit value permitted for the use of a liquid sealant.

Multiple-entity scenario simulation incorporating human interaction

Mechanisms for incorporating a human into an automated multiple-entity scenario simulation are disclosed. A Petri-net message processor function (PMPF) receives a first Petri-net message from a source activity node function (ANF). The Petri-net message includes a simulation activity identifier that identifies a first simulation activity. The PMPF routes the first Petri-net message to a first ANF based on the simulation activity identifier. The first ANF receives the first Petri-net message and provides a message to a user based on the first Petri-net message. A response is received from the user. A second Petri-net message is generated based on the response and is communicated to a destination ANF to trigger a second simulation activity by the destination ANF.

Real time posture and movement prediction in execution of operational tasks

A system for determining the pose of an articulated model of a virtual subject in carrying out a task within a vehicle occupant packaging design is described. The system uses an initial posture of the articulated model prior to the virtual subject carrying out the task as a starting point. The system determines pose throughout the carrying out of the task by the virtual subject. The pose is determined based on the parameters of the virtual subject, the design, the task to be completed, and a set of constraints restricting the motion of the virtual subject. The pose can be analyzed to determine the feasibility of a design for a human subject, without the need for live subject testing. The method is analytically derived and results in a kinematically and dynamically consistent posture in real-time without requiring iterative optimization.

Method for producing a part

A method for producing a part is provided, the method including the following: a first step of a computer-aided simulation for a plurality of cross-sections of the part based on a 3D cross-sectional model and obtaining a first result, which represents shrinkage of the part basically caused by thermal and/or chemical reactions; a second step of a further computer-aided simulation for the plurality of cross-sections of the part based on a 2D shell model and obtaining a second result, which represents shrinkage of the part basically caused by thermal and/or chemical reactions; determining a scale factor for the second result in such a way that the second result corresponds to the first result; determining scale factors for any cross-sections which are between two adjacent cross-sections from the plurality of cross-sections, by interpolation; predicting a distortion of the part; and producing the part based on the predicted distortion of the part.

Process and apparatus for generating a three-dimensional swept envelope of a vehicle

A method, apparatus, media and signals for generating a computer representation of a three-dimensional swept envelope of a vehicle having a wheeled chassis operable to support a vehicle body for movement along a terrain is disclosed. The method involves receiving terrain data representing a 3D terrain, receiving data defining parameters of the vehicle, and receiving data defining a path for movement of the vehicle from an initial position on the terrain to a displaced position on the terrain. The method also involves disposing a computer representation of the vehicle on the 3D representation of the terrain at successive locations along the path using the parameters. Disposing involves determining points of engagement between wheels of the wheeled chassis and the 3D representation of the terrain to dispose the chassis with respect to the terrain, and determining a corresponding 3D location of the vehicle body with respect to the terrain. The method further involves generating a plurality of spatial extents of the vehicle at the successive locations, the spatial extents defining the 3D swept envelope of the vehicle when moving between the initial position and the displaced position. In another aspect a method for generating a computer representation of a three-dimensional swept envelope of an object moving along a guideway disposed with respect to a 3D representation of a terrain is disclosed.

Concise modeling and architecture optimization

A method for concise modeling comprising: receiving a first model mapping a plurality of prototype connections between a plurality of prototype objects; receiving at least one dataset having a plurality of optional objects each said object matching one of said plurality of prototype objects; and automatically constructing a second model having at least one of said plurality of optional objects mapped according to said first model.

System and method of providing an automated design and modification of aircraft electrical systems

The present invention is a computer program product comprised of a non-transitory computer usable medium having a computer readable code embodied thereon provided to implement a method and system of designing and modifying aircraft electrical systems. The process provides for an automated electrical circuiting and production of detailed engineering “ECAD” drawings from several differing views of particular data. The present product provides a collaborative environment between management, engineers and technicians. It allows end user reporting that provides the entire organization with the ability to manage, search and view all information contained in the aircraft wiring diagram(s) for an entire project or electrical system.

Metrics for Description of Human Capability in Execution of Operational Tasks

Manipulability metrics are used to evaluate the feasibility of a vehicle occupant package design. A manipulability metric quantifies the ability of a virtual human subject to carry out an operational task in the design. Examples of specific manipulability metrics include a force metric quantifying the subject's ability apply a joint torque as a force to a component of the design, a velocity metric quantifying the subject's ability to cause the component to achieve velocity, and a dynamic metric quantifying the subject's ability to cause the component to achieve acceleration. Manipulability metrics are determined using a Jacobian determined as part of a determination of a posture of the subject carrying out the task. The manipulability metric is further determined using an endpoint direction of motion and a combination differential kinematics and static equilibrium considerations.

Method for testing a control unit function of a control unit in a vehicle

A simulator and a method for testing a control device function of a control device of a vehicle. The vehicle includes various environmental sensors, such as radar, a camera, and a radio receiver, which serve as inputs to the control device function of the control device. A corresponding simulation utilizing a vehicle model, sensor models, and an environmental model is executed in a distributed fashion via a plurality of computing units and a memory of a simulator. The simulation utilizing the vehicle model, the sensor models, and the environmental model provides inputs to the control device function. Moreover, the simulation utilizing these models is started synchronously on the computing units, wherein data exchange occurs amongst the memory and the multiple computing units.

MULTIDIMENSIONAL PERFORMANCE OPTIMIZATION DESIGN DEVICE, METHOD AND RECORDING MEDIUM

A multidimensional performance optimization design device that includes: complement respective discrete observation values acquired by simulation for each of a plurality of performance dimensions, and output continuous prediction values and prediction errors in each of the plurality of performance dimensions; based on the prediction values and the prediction errors, compute, for each of the plurality of performance dimensions, a plurality of calculation points for searching a region where each of the plurality of performance dimensions is feasible; at the plurality of computed calculation points, compute, for each of the plurality of performance dimensions, a probability distribution for which each of the plurality of performance dimensions is feasible; and output, as a multidimensional performance feasible region, a general product from multiplying together the respective probability distributions computed for each of the plurality of performance dimensions. 1. A multidimensional performance optimization design device comprising:a memory; and complement respective discrete observation values acquired by simulation for each of a plurality of performance dimensions, and output continuous prediction values and prediction errors in each of the plurality of performance dimensions;', 'based on the prediction values and the prediction errors, compute, for each of the plurality of performance dimensions, a plurality of calculation points for searching a region where each of the plurality of performance dimensions is feasible;', 'at the plurality of computed calculation points, compute, for each of the plurality of performance dimensions, a probability distribution for which each of the plurality of performance dimensions is feasible; and', 'output, as a multidimensional performance feasible region, a general product from multiplying together the respective probability distributions computed for each of the plurality of performance dimensions., 'a processor coupled to the ...

Method for analyzing a coupled vehicle/passenger system

A method for determining, by reanalysis, a vibratory environment of a coupled vehicle/passenger system. A vehicle is subjected to external forces Fext and is coupled to a new passenger including multiple payloads (e.g., x=I, . . . N payload(s)). At the level of vehicle/passenger interfaces Ix, the method comprising a step DET1) for determining, based on reference interfacial acceleration γ x_ref of a reference passenger, the interfacial acceleration γ x ′ relative to the new passenger.

PART FEATURING A BUMP

A computer-implemented method for designing, with a CAD system, a 3D modeled object representing a mechanical part. The method includes displaying a B-rep having faces and edges and representing at least a part of the mechanical part, selecting, by graphical user interaction, at least one face of the B-rep, and, automatically by the CAD system, recognizing a set of faces including the at least one face and representing a bump. The recognizing includes determining a first set of faces representing a depression and a second set of faces representing a protrusion, and selecting, among the first set of faces and the second set of faces, a set of faces having a shortest boundary curve perimeter and being different from both the selected at least one face and the B-rep. The first set of faces and the second set of faces both comprise the at least one face. 1. A computer-implemented method for designing , with a CAD system , a 3D modeled object representing a mechanical part , the method comprising:displaying a B-rep representing at least a part of the mechanical part, the B-rep having faces and edges;selecting, by graphical user interaction, at least one face of the B-rep; and determining a first set of faces and a second set of faces, the first set of faces and the second set of faces both including the at least one face, the first set of faces representing a depression and the second set of faces representing a protrusion, and', 'selecting, among the first set of faces and the second set of faces, a set of faces having a shortest boundary curve perimeter and being different from both the selected at least one face and the B-rep., 'automatically by the CAD system, recognizing a set of faces including the selected at least one face, the set of faces representing a bump, the recognizing of the set of faces including2. The method of claim 1 , wherein:the first set of faces includes a first connected set of one or more faces containing no convex internal edge and no round ...

Method of determining a path along an object, system and method for automatically inspecting an object

A method of determining a path along an object includes a step of “determining a reference point of the object in absolute coordinates”, a step of “ascertaining a set of points of the object in absolute coordinates on the basis of further points of the object within a relative coordinate system, conversion of the further points of the object to the absolute coordinate system being effected on the basis of the reference point of the object”, and a step of “determining the path along the object on the basis of the set of points of the object, so that the path extends at a distance from the object”.

System and method of rotorcraft usage monitoring

A method of monitoring usage of a component of an aircraft can include: monitoring a usage of the component by using a torque measurement system to calculate torque events in a time period; categorizing the usage of the component by assigning a usage value based upon whether the number of torque events in the period of time is above or below a threshold; and determining a life used of the component.

VEHICLE ASSET MODELING USING LANGUAGE PROCESSING METHODS

A computing device includes a processor and a storage device. A vehicle asset modeling module is stored in the storage device and is executed by the processor to configure the computing device to perform acts of identifying and clustering a plurality of assets based on static properties of a vehicle asset using a first module of the vehicle asset modeling module. The clustered plurality of assets is determined based on dynamic properties of the vehicle asset using a second module. Event prediction is performed by converting a numeric data of the clustered plurality of assets to a natural language processing (NLP) domain by a third module. One or more sequence-to-sequence methods are performed to predict a malfunction of a component of the vehicle asset and/or an event based on past patterns. Prediction information is stored in the storage device. 1. A computing device comprising:a processor;a storage device for content and programming coupled to the processor;a vehicle asset modeling module stored in the storage device, wherein an execution of the vehicle asset modeling module by the processor configures the computing device to perform acts comprising:identifying and clustering a plurality of assets based on static properties of a vehicle asset using a first module of the vehicle asset modeling module;determining a rating of one or more assets of the clustered plurality of assets based on dynamic properties of the vehicle asset, by a second module of the vehicle asset modeling module;performing an event prediction by converting a numeric data of the clustered plurality of assets to a natural language processing (NLP) domain by a third module of the vehicle asset modeling module;performing one or more sequence-to-sequence methods to predict a malfunction of a component of the vehicle asset and/or an event based on past patterns, by the third module of the vehicle asset modeling module; andpredicting information and storing in the storage device.2. The computing ...

Search and poll method for solving multi-fidelity optimization problems

A computer-implemented search and poll method can iteratively solve a multi-fidelity optimization problem including an objective function and any constraints. A search step of the method includes constructing and optimizing surrogates of the objective function and any constraints to identify a new set of trial points, and running lower fidelity simulations in ascending order to reduce a number of trial points in the new set. The search step further includes evaluating the reduced number of trial points with the objective function and any constraints using a high fidelity simulation.

CALIBRATION OF ONLINE REAL-WORLD SYSTEMS USING SIMULATIONS

Calibration of online combustion engines using simulations, including: simulating, on a processor coupled to an engine and based on operation data generated during operation of the engine, operation of the engine; training, based on simulating the operation of the engine, one or more trained models; and generating, based at least on the one or more trained models, calibration data corresponding to one or more electronically controllable components of the engine. 1. A method comprising:simulating, on a processor coupled to an engine and based on operation data generated during operation of the engine, operation of the engine;training, based on simulating the operation of the engine, one or more trained models; andgenerating, based at least on the one or more trained models, calibration data corresponding to one or more electronically controllable components of the engine.2. The method of claim 1 , further comprising:generating, during operation of the engine and based on the calibration data, one or more control signals modifying one or more operating characteristics of the engine.3. The method of claim 2 , wherein generating the one or more control signals modifying the one or more operating characteristics of the engine comprises:modifying, based on the one or more trained models, one or more operating characteristics of an electronically controllable valve.4. The method of claim 1 , further comprising:generating the operation data based on sensor data collected during operation of the engine, wherein the operation data comprises operator control data is based on one or more sensors corresponding to operator inputs or operator settings.5. The method of claim 4 , further comprising:receiving, via a vehicle interface, supplemental simulator input, wherein the supplemental simulator input is based on combinations of possible simulator parameters, and wherein generating the data-driven simulation input is not based on specifications for a given objective for engine ...

CALIBRATING REAL-WORLD SYSTEMS USING SIMULATION LEARNING

Calibrating combustion engines using simulation learning, including: receiving simulator input for one or more simulator models corresponding to one or more aspects of an engine; simulating, based at least on one or more simulator models operating on the simulator input, operation of the engine; and generating, based at least on simulator output from simulating operation of the engine, calibration data corresponding to one or more electronically controllable components of the engine. 1. A method comprising:receiving simulator input for one or more simulator models corresponding to one or more aspects of an engine;simulating, based at least on one or more simulator models operating on the simulator input, operation of the engine; andgenerating, based at least on simulator output from simulating operation of the engine, calibration data corresponding to one or more electronically controllable components of the engine.2. The method of claim 1 , wherein receiving simulator input further comprises:receiving vehicle operation data based on non-synthetic data that includes sample data from measuring operation of a physical engine being modeled by the one or more simulator models, sample data from engines that are similar, but distinct, from the engine being simulated, or data specified by subject matter experts; andreceiving synthetic data based on a data-driven generation of simulation input.3. The method of claim 2 , further comprising:generating the data-driven simulation input based on combinations of possible simulator inputs, wherein generating the data-driven simulation input is not based on specifications for a given objective for engine operation.4. The method of claim 2 , wherein the vehicle operation data includes operation sensor data based on physical operation of the engine and includes operator control inputs based on vehicle controls operated during physical operation of the engine.5. The method of claim 1 , wherein generating the calibration data further ...

METHOD OF DESIGNING A SHAPE OF AN AIRFRAME OF A SUPERSONIC AIRCRAFT, PRODUCTION METHOD OF A SUPERSONIC AIRCRAFT, AND SUPERSONIC AIRCRAFT

[Object] To realize an improvement in design accuracy and a reduction in design time in a process of matching an equivalent cross-sectional area of a design shape of a supersonic aircraft to a target equivalent cross-sectional area in a sonic boom reduction method based on an equivalent cross-sectional area. 1. A method of designing a shape of an airframe of a supersonic aircraft , comprising:setting an initial shape of the airframe and a target equivalent cross-sectional area of the airframe;estimating a near field pressure waveform for the initial shape of the airframe assuming that the supersonic aircraft flies at a cruising speed;evaluating an equivalent cross-sectional area from the estimated near field pressure waveform for the initial shape of the airframe; andsetting a Mach plane corresponding to the cruising speed, and setting a design curve on the Mach plane, the design curve corresponding to an initial curve at which the initial shape of the airframe and the Mach plane intersect so that the equivalent cross-sectional area approaches the target equivalent cross-sectional area.2. The method of designing a shape of an airframe of a supersonic aircraft according to claim 1 , whereinin the step of setting the design curve on the Mach plane, the area of a region surrounded by the initial curve and the design curve on the Mach plane is matched to a value obtained by multiplying a difference between the target equivalent cross-sectional area and the equivalent cross-sectional area at a position corresponding to the region by a cruise Mach number corresponding to the cruising speed to thereby set the design curve on the Mach plane.3. The method of designing a shape of an airframe of a supersonic aircraft according to claim 2 , whereinin the step of setting the design curve on the Mach plane, a midpoint of the design curve of the Mach plane is set as as a control point, a position of the control point is set as a design variable, and the control point is optimized ...

Three-dimensional system for uuv performance

A vehicle test system is illustrated. The vehicle test system includes a vehicle simulator comprising hardware from a vehicle to be tested. The test system further includes a controller coupled to the vehicle simulator configured to control the vehicle simulator. The test system further includes a 3D environmental simulator coupled to the vehicle simulator, wherein the 3D environmental simulator is configured simulate a 3D environment and movement of a vehicle simulated by the vehicle simulator in the 3D environment based on control inputs to devices for the vehicle simulator.

Method for Simulating the Movement Behaviour of a Fluid in a Closed, Moving Container

A method for simulating the movement behavior of a fluid in a closed moving container is provided. The simulation is based on the determination of the potential movement path of the center of gravity of the volume of the fluid as an elliptical trajectory situated in a disturbance plane having certain semi-axes.

System and method for computational planning in a data-dependent constraint management system

A method of determining a conditional computational plan for a data dependent constraint network represented by a bipartite graph containing input variable nodes, output variable nodes, and relation nodes, may include specifying, using a variable node specifier, at least one output variable node for which a plan is desired. The method may further include determining, using a plan determiner, a plan from the input variable nodes to the output variable node using a backward chaining search of the bipartite graph.

Design and fabrication of composite material components

A composite component can be designed for manufacture using a pre-impregnated uni-directional or woven material A design for a composite component comprising multiple layers of pre-impregnated uni-directional or woven material is created. Within the design a division of the design into a plurality of macroscale elements is defined. For each macroscale element, a microscale relative volume element is defined, model parameters for the microscale relative volume element are determined, and the microscale relative volume element is upscaled to provide a set of model parameters describing the macroscale element. The set of model parameters for each macroscale element is used to analyse the design to identify the presence or absence of regions where structures likely to be detrimental to the integrity of the component would be expected to occur when manufacturing a component according to the design. If regions where structures likely to be detrimental to the integrity of the component would be expected to occur are identified, data describing these regions is outputted to a redesign process.

System-level approach to goal-driven design

A design application is configured to perform a system-level optimization of a collection of system components. The design application iteratively executes a multi-objective solver to optimize structural and functional relationships between the system components in order to meet global design criteria and generate a system design. The design application initializes the design process by extracting from a knowledge base system templates having taxonomic, structural, or functional attributes relevant to the system design. The design application generates the knowledge base by mining taxonomic, structural, and functional relationships from a corpus of engineering texts.

MULTI-CHANNEL SENSOR SIMULATION FOR AUTONOMOUS CONTROL SYSTEMS

An autonomous control system combines sensor data from multiple sensors to simulate sensor data from high-capacity sensors. The sensor data contains information related to physical environments surrounding vehicles for autonomous guidance. For example, the sensor data may be in the form of images that visually capture scenes of the surrounding environment, geo-location of the vehicles, and the like. The autonomous control system simulates high-capacity sensor data of the physical environment from replacement sensors that may each have lower capacity than high-capacity sensors. The high-capacity sensor data may be simulated via one or more neural network models. The autonomous control system performs various detection and control algorithms on the simulated sensor data to guide the vehicle autonomously. 1. A method of controlling a vehicle with objects identified in an environment with simulated sensor data , comprising:obtaining sensor data from a plurality of low-capacity sensors positioned on a vehicle in a real-world environment;applying a machine-learning model to a synthesized input of the obtained sensor data, wherein the machine-learning model determines simulated information associated with high-capacity sensors; andadjusting a control parameter of the vehicle based on one or more objects identified, at least in part, using the simulated information.2. The method of claim 1 , wherein the low-capacity sensors include at least one image sensor.3. The method of claim 1 , wherein the simulated information is associated with a LIDAR sensor.4. The method of claim 1 , wherein the simulated information simulates measurements with respect to use of a LIDAR sensor in the real-world environment.5. The method of claim 1 , wherein the simulated information indicates claim 1 , at least claim 1 , depth measurements associated with the identified objects.6. The method of claim 1 , wherein the machine-learning model includes a first portion configured to receive sensor data ...

AUTOMOTIVE BODY ADHESIVE BONDING POSITION OPTIMIZATION ANALYSIS METHOD AND OPTIMIZATION ANALYSIS DEVICE

An automotive body adhesive bonding position optimization analysis method of obtaining an optimum position at which a parts set is adhesive-bonded with a structural adhesive in combination with welding, the method including: disposing an adhesive element as the structural adhesive at a position on a body structure model as a candidate at which adhesive bonding is performed with the structural adhesive; setting an optimization analysis condition including a loading condition applied to the body structure model in optimization analysis, to the body structure model on which the adhesive element is disposed; and performing optimization analysis on the adhesive element as an optimization analysis object in the body structure model to which the optimization analysis condition is set so as to obtain a position of the adhesive element satisfying the optimization analysis condition as the position at which adhesive bonding is performed with the structural adhesive. 112.-. (canceled)13. An automotive body adhesive bonding position optimization analysis method of obtaining an optimum position at which a parts set is adhesive-bonded with a structural adhesive in combination with welding , using a body structure model including parts constituted of two-dimensional elements and/or three-dimensional elements and having welding portions set in advance to which the parts are welded as the parts set , the optimization analysis method comprising:disposing, by a computer, an adhesive element as the structural adhesive at a position on the body structure model as a candidate at which adhesive bonding is performed with the structural adhesive;setting, by the computer based on an instruction from an operator, an optimization analysis condition including a loading condition applied to the body structure model in optimization analysis, to the body structure model on which the adhesive element is disposed; andperforming, by the computer, optimization analysis on the adhesive element as an ...

COMPONENT MANUFACTURING SYSTEM AND COMPONENT MANUFACTURING METHOD

A component manufacturing system includes a main base, a first production base and a second production base. The main base designs a common wire harness and optional wire harnesses. The main base has a first order function of determining the number of common wire harnesses to be produced based on temporary order information and placing an order with the first production base, and a second order function of acquiring order confirmation information from the customer at a timing closer to a delivery date than the temporary order information and placing an order with the second production base for the completed wire harness based on the confirmation information. 1. A component manufacturing system that can be used by a component manufacturer that manufactures a wire harness , which is a vehicle component , based on a customer requirement , the system comprising:a main base; anda first production base and a second production base located in different regions from each other,wherein the main base has a function of designing a common wire harness commonly used for a plurality of vehicle product numbers and a plurality of optional wire harnesses different for each product number based on plan information from the customer,the first production base has a function of producing the common wire harness based on an order instruction from the main base,the second production base is located closer to a delivery location designated by the customer than the first production base,the second production base has a function of acquiring the common wire harness from the first production base, combining the common wire harness with the optional wire harness based on the order instruction from the main base, and delivering a completed wire harness to the delivery location, andthe main base has a first order function of determining the number of common wire harnesses to be produced based on temporary order information and placing an order with the first production base, anda second order ...

Data extraction for machine learning systems and methods

A system (e.g., a maintenance system) includes a maintenance task input unit and one or more processors. The maintenance task input unit is configured to generate plural input data groups corresponding to a maintenance task. Each of the input data groups is in a corresponding one of plural formats. The one or more processors are coupled to the maintenance task input unit and configured to obtain the plural input data groups from the maintenance task input unit. The one or more processors are configured to identify a particular format of the formats for each input data group, and to prepare an intermediate representation of the input representation based on the particular format that is identified. Also the one or more processors are configured to modify the intermediate representation to provide a model input having a common format. The one or more processors are configured to modify intermediate representations corresponding to each of the input data groups to the common format, and to provide the model input to a maintenance system artificial intelligence modeler that is configured to use the model input to at least one of develop or use a model using the model input for vehicle maintenance.

Induction motor flux and torque control with rotor flux estimation

A rotor flux estimator is provided. The rotor flux estimator includes an estimation module that generates a first rotor flux vector expressed in a phase voltage reference frame and a second rotor flux vector expressed in the phase voltage reference frame, from a stator voltage vector expressed in a phase voltage reference frame, a rotational speed of a rotor, and a stator current vector expressed in the phase voltage reference frame. The estimation module includes at least one processor and the estimation module includes a rotor flux current model and a rotor flux voltage model.

Automatic driver modeling for integration of human-controlled vehicles into an autonomous vehicle network

Automatic driver modeling is used to integrate human-controlled vehicles into an autonomous vehicle network. A driver of a human-controlled vehicle is identified based on behavior patterns of the driver measured by one or more sensors of an autonomous vehicle. A model of the driver is generated based on the behavior patterns of the driver measured by the one or more sensors of the autonomous vehicle. Previously stored behavior patterns of the driver are then retrieved from a database to augment the model of the driver. The model of the driver is then transmitted from the autonomous vehicle to nearby vehicles with autonomous interfaces.

Composite joint optimization

A method including receiving a joint parameter for a joint between at least two composite structural components, a ply stackup for each of the at least two composite structural components and an electromagnetic effect parameter in a controller, iteratively processing with the controller, the joint parameter and the ply stackup and outputting an optimized joint parameter based on at least a convergence of an electromagnetic effect resistance of the joint and the at least two composite structural components, and changing, with the controller, a value of one or more of the joint parameters and the ply stackup during the iterative processing to reach the convergence of the electromagnetic effect resistance.

Methods for developing wireless network topologies in aircraft

A method includes receiving an electronic aircraft model, wherein the aircraft model represents an aircraft in a constructed state for a plurality of aircraft characteristics. The method also includes determining a transmitter location of at least one transmitting device for the aircraft model and determining at least one transmission characteristic of the at least one transmitting device. At least one electromagnetic property of an electromagnetic field emitted by the transmitting device is calculated as a function of at least one of the aircraft characteristics, the transmitter location, or the at least one transmission characteristic. The method also includes determining one or more receiver locations of one or more receivers to provide a system wherein signals from the transmitter device reach at least one of the receiver locations.

Methods and systems for determining a structural parameter for noise and vibration control

A computer system enables a noise level associated with a structural substrate to be reduced. The computer system includes a memory device for storing data, and a processor in communication with the memory device. The processor is programmed to define a modulus of elasticity, a thickness, and/or a distribution associated with one or more damping elements coupleable to the structural substrate, define at least one operating parameter associated with the structural substrate and the one or more damping elements, simulate a first performance of the structural substrate and/or the one or more damping elements to generate a first performance data set; and determine whether the first performance data set satisfies a predetermined threshold. The first performance data set is associated with the at least one operating parameter and the modulus of elasticity, the thickness, and/or the distribution associated with the one or more damping elements.

Method for designing a sensor arrangement for a vehicle

A method for designing a sensor arrangement, in particular for a vehicle or a vehicle class. Dimensions of vehicles of at least one vehicle class are ascertained and geometric parameters are ascertained from the dimensions of the vehicles of the vehicle class. Predefined reference fields for sensors of vehicles of the at least one vehicle class are established based on the derived geometric parameters. Each reference field is configured to accommodate at least one sensor. A sensor arrangement is also described.

VEHICLE RESPONSE PREDICTING DEVICE, TRAINING DEVICE, METHOD AND RECORDING MEDIUM ON WHICH A PROGRAM IS RECORDED

A vehicle response predicting device comprising: a memory; and a processor coupled to the memory, wherein the processor is structured so as to, by using a convolutional neural network model that has been trained in advance, and that is for predicting response of a vehicle, and whose input is input data expressing a time series of an input to the vehicle and a characteristic of the vehicle, predict response of a vehicle that is an object of prediction, from input data expressing a time series of an input to the vehicle that is the object of prediction and a characteristic of the vehicle that is the object of prediction. 1. A vehicle response predicting device comprising:a memory; anda processor coupled to the memory,wherein the processor is configured to, by using a convolutional neural network model that has been trained in advance, and that is for predicting response of a vehicle, and whose input is input data expressing a time series of an input to the vehicle and a characteristic of the vehicle,predict response of a vehicle that is an object of prediction, from input data expressing a time series of an input to the vehicle that is the object of prediction and a characteristic of the vehicle that is the object of prediction.2. The vehicle response predicting device of claim 1 , wherein output of at least one convolutional layer of the convolutional neural network model is results obtained by applying an activation function to a sum of convolution results claim 1 , which are based on output of a layer that is one before claim 1 , and the output of the layer that is one before.3. The vehicle response predicting device of claim 1 , wherein the input data is a matrix in which vectors claim 1 , which express an input to the vehicle and a characteristic of the vehicle claim 1 , are lined up in time series order.4. The vehicle response predicting device of claim 1 , wherein a filter of a convolutional layer includes a plurality of filters having different intervals claim ...

Detection of gaps between objects in computer added design defined geometries

A methods and computer systems can automatically identify and fill gaps in a computer aided design. One method includes identifying a first set of points on a first solid in a CAD design. The method includes identifying a second set of points on the second solid in the CAD design. The method also includes determining a volume of the gap between the first solid and the second solid based on a Delaunay tetrahedralization of the first set of points and the second set of points.

METHOD FOR TESTING A VEHICLE

A computer-implemented method for testing a vehicle. The method includes: a first digital model of the vehicle is analyzed in a first driving simulation with regard to whether a safety-related requirement is satisfied, at least one second digital model of the vehicle is analyzed in at least one second driving simulation with regard to whether the safety-related requirement is satisfied, the at least one second digital model differing from the first digital model owing to a parameter variation which represents a structural change of the vehicle, depending on results of the first and the at least one second simulation, boundaries within which a structural change is able to be made or boundaries within which the parameters are able to be varied are determined, in order that the safety-related requirement remains satisfied. 1. A computer-implemented method for testing a vehicle , comprising the following steps:analyzing a first digital model of the vehicle in a first driving simulation with regard to whether a safety-related requirement is satisfied;analyzing at least one second digital model of the vehicle in at least one second driving simulation with regard to whether the safety-related requirement is satisfied, the at least one second digital model differing from the first digital model due to a parameter variation which represents a structural change of the vehicle; anddepending on results of the first driving simulation and the at least one second simulation, determining boundaries within which a structural change is able to be made or boundaries within which the parameter is able to be varied, in order that the safety-related requirement remains satisfied.2. The method as recited in claim 1 , wherein the parameter variation represents an altered distribution of mass of the vehicle claim 1 , and/or an altered location of a center of mass of the vehicle and/or an altered weight of the vehicle.3. The method as recited in claim 1 , wherein the parameter variation ...

Method and systems for off-line control for simulation of coupled hybrid dynamic systems

Systems and methods are provided for controlling the simulation of a coupled hybrid dynamic system. A physical test rig configured to drive the physical structure component of the system and to generate a test rig response as a result of applying a test rig drive signal. A processor is configured with a virtual model of a complementary system to the physical structure component. The processor receives the test rig response and generates a response of the complementary system based on a received test rig response. The system can be driven with a random input. The processor compares the test rig response with the response of the complementary system, the difference being used to form a system dynamic response model.

Method and apparatus for configurating digital twin

A method for configuring an observable object as a digital twin in a digital twin system of any one domain is provided. The method for configuring a digital twin includes defining a purpose for expressing the observable as a digital twin in the domain, organizing data based on a role of the observable object in the domain, configuring the observable object into the digital twin based on the data for the purpose, and synchronizing the observable object and the digital twin.

Personalized Vehicle Component System

The present invention relates to a customization previewing system for a component for a vehicle, such as a motorcycle. In one embodiment, the system comprises paintable scaled models or prototypes for OEM motorcycle components, such as fenders, fuel tanks, saddlebags and the like. The model prototypes are configured to be between 50 and 80 percent in size of the OEM motorcycle components to enable the owner to accurately preview or visualize a customization job before the same is performed on the actual OEM motorcycle component. Each of the model prototypes is also comprised of a mounting hook for mounting the prototype to a wall or other surface. A spray painter is used to spray the paint, decoration or graphic onto the prototype and change the color thereof based on the preferences of the user. 1. A system for creating a vehicle component prototype comprising:a server having a memory containing information relating to a make and model of a selected vehicle;the memory further comprising a plurality of colors, graphics and other decorations for application to the vehicle component prototype;a user interface, wherein the user interface is in communication with the server to allow a user to select at least one of the plurality of colors, graphics and other decorations to be applied to the vehicle component prototype; anda manufacturing means for creating the vehicle prototype of the selected vehicle.2. The system as recited in claim 1 , wherein the user interface is one of a portable electronic device claim 1 , a PDA claim 1 , a laptop claim 1 , a tablet or a smartphone.3. The system as recited in claim 1 , wherein the manufacturing means is one of a 3-D printer claim 1 , a thermoform machine and an injection molding machine.4. The system as recited in claim 1 , wherein vehicle component prototype is one of a fender claim 1 , a fuel tank claim 1 , and a saddle bag.5. The system as recited in claim 1 , wherein the vehicle component prototype further comprises a ...

Method for rigidity enhancement and weight reduction using laser peening

A method for rigidity enhancement and weight reduction using laser peening, includes the following steps: determining a limit size of a component; performing laser peening strengthening test on the component, and setting multiple groups of strengthening parameters; performing material performance test on the component, and acquiring material performance improvement data; determining a topological optimization strengthening region; optimizing the cross-sectional size of the component according to the material performance improvement data; and estimating static/dynamic strength, rigidity, bearing capacity and reliability indexes of the optimized component, judging whether design requirements are met or not, and repeating the step of determining the topological optimization strengthening region if NO, or completing the design of the component if YES.

Predicting transition from laminar to turbulent flow over a surface using mode-shape parameters

In accordance with embodiments disclosed herein, there are provided methods, systems, and apparatuses for predicting whether a point on a computer-generated aircraft or vehicle surface is adjacent to laminar or turbulent flow is made using a transition prediction technique. A plurality of boundary-layer properties at the point are obtained from a steady-state solution of a fluid flow in a region adjacent to the point. Included in the list of boundary-layer properties are computed coefficients or weights of mode shapes that describe the boundary-layer profiles. A plurality of instability modes are obtained, each defined by one or more mode parameters. A vector of regressor weights is obtained for the known instability growth rates in a training dataset. For each instability mode in the plurality of instability modes, a covariance vector is determined, which is the covariance of a predicted local growth rate with the known instability growth rates. Each covariance vector is used with the vector of regressor weights to determine a predicted local growth rate at the point. Based on the predicted local growth rates, an n-factor envelope at the point is determined.

Method for connecting an input/output interface of a tester equipped for control unit development

A method is provided for connecting an input/output interface of a tester equipped for control unit development to a model of a technical system present in the tester using an already-existing basic test model of a control unit. The input/output interface is designed for connecting a hardware implementation of the control unit or for connecting a technical system to be controlled, and the model to be connected to the input/output interface is a test model of the technical system to be controlled or a test model of the control unit. The already-existing basic test model of the control unit is accessed, and at least one communication requirement is extracted from the basic test model of the control unit.

Traction power simulation

Systems and methods are provided for simulating fraction power and control in transportation systems under design conditions and/or utilizing real-time data.

Computer-implemented method and computerized device for testing a technical system

The computer-implemented method for testing a technical system having a plurality of technical components includes: providing a safety model modeling a safety relevant functionality of the technical system, providing a test model describing test cases for testing the technical system, linking elements of the safety model with elements of the test model for enabling a tracing between the test cases of the test model and the safety-relevant functionality of the safety model, testing the technical system using at least one of the test cases generated based on the test model linked with the safety model, and analyzing the testing for providing coverage criteria for the safety-relevant functionality. Further, a computer program product, a computerized device and an arrangement having a technical system and a computerized device are suggested.

Modifying a finite element mesh

A computer-implemented method of modifying a finite element mesh. The method includes providing an original-input-orphan-mesh, selecting and extracting at least a part of the original-input-orphan-mesh as an orphan-element-patch-object, generating faces on the orphan-element-patch-object as a faces-on-mesh-object geometry, generating a new mesh patch element based on the faces-on-mesh-object-geometry and at least one changed meshing-parameter. The changed meshing-parameter is assigned to generate a new mesh patch element that is different to the corresponding original-input-orphan-mesh. The method further includes generating an amended orphan mesh by replacing the orphan-element-patch-object of the original-input-orphan-mesh by the new mesh patch element.

BEHAVIOR MODEL OF AN ENVIRONMENT SENSOR

The invention relates to a computer-aided method for training an artificial neuronal network for the simulation of an environment sensor of a driver assistance system, preferably comprising the following work steps: reading in traffic scenarios of a test journey; deriving test journey data and the sensor data to be output by the environment sensor from the traffic scenarios; generating a data stream, in particular an image stream, which depicts the traffic scenarios from the perspective of the environment sensor; outputting the data stream such that the environment sensor can generate sensor data on the basis of the data stream and can provide same to a data interface at which the test journey data and the sensor data to be output are also provided; and reading the provided data into the artificial neuronal network. 1. A computer-aided method for training an artificial neuronal network for simulating the behavior of an environment sensor of a driver assistance system in traffic scenarios , comprising:importing traffic scenarios of a road test;deriving road test data and the sensor data, in particular an object list, to be output by the environment sensor, in particular a camera, from the traffic scenarios;generating a data stream, in particular an image stream, which maps the traffic scenarios from the perspective of the environment sensor;outputting the data stream such that the environment sensor can generate sensor data on the basis of the data stream and can provide it at a data interface at which the road test data and the sensor data to be output are also provided; andimporting the provided data into the artificial neuronal network.2. A computer-aided method for analyzing an environment sensor of a driver assistance system , comprising:importing traffic scenarios from a plurality of road tests;deriving road test data and the sensor data to be output by the environment sensor from the traffic scenarios;generating a data stream, in particular an image stream, ...

VEHICLE BATTERY ANALYSIS SYSTEM

In one embodiment, a vehicle battery diagnostics system forecasts a future state for a battery by monitoring, over a period of time, one or more of voltage, current or temperature signals from at least one battery of the vehicle, storing information from the voltage, current or temperature signals as time-series data, obtaining a forecasting model from a server, the forecasting model indicating at least one shapelet feature that corresponds to a forecast categorization, identifying, in the time-series data, a shapelet that matches the at least one shapelet feature to a degree exceeding a predetermined similarity threshold, and providing a notification indicating the forecast categorization. 1. A vehicle battery diagnostics system for a vehicle , comprising:a communication device to wirelessly transmit data to a server and receive data from the server;one or more processors; and{'claim-text': ['a monitoring module including instructions that when executed by the one or more processors cause the one or more processors to monitor, over a period of time, one or more of voltage, current or temperature signals from at least one battery of the vehicle and store information from the voltage, current or temperature signals as time-series data;', 'a forecast module including instructions that when executed by the one or more processors cause the one or more processors to obtain a forecasting model from the server, the forecasting model indicating at least one shapelet feature that corresponds to a forecast categorization; and', 'a classifier module including instructions that when executed by the one or more processors cause the one or more processors to identify, in the time-series data, a shapelet that matches the at least one shapelet feature to a degree exceeding a predetermined similarity threshold, and to provide a notification indicating the corresponding forecast categorization.'], '#text': 'a memory communicably coupled to the one or more processors and storing:'}2. ...

Surface modeling

A method includes receiving a reference design at a computing device. The reference design includes first geometrical information associated with a first set of composite materials to form a reference surface. The method includes receiving second geometrical information at the computing device. The second geometrical information is associated with a second set of composite materials associated with a second design. The method includes determining, based on a comparison of the first geometrical information and the second geometrical information, an offset surface relative to the reference surface. The method further includes generating a model of a surface of the second design based on the reference surface and the offset surface.

Ply Blending and Stacking Sequence

A method and apparatus for ply blending. A desired thickness and a desired stiffness distribution for a composite structure are received. A model of the composite structure is split into a plurality of panels. Lamination parameters and a quantity of plies for each panel of the plurality of panels are determined using the desired thickness and the desired stiffness distribution for the composite structure. Ply shapes for each ply of the plurality of panels are determined using an objective function. A fiber angle is determined for each ply of the plurality of panels. Each ply of a first half of a panel of the plurality of panels has a different fiber angle value than each other ply of the first half of the panel.

Method and module for transforming a shape of an object

The present invention relates to a method for determining a modified shape of a computer-aided design model of an object or a partition thereof, a method for assigning the modified shape of an object or the partition thereof to a further object or a partition thereof, a method for producing an object by applying any one of the indicated methods, and a module comprising at least one computer program being adapted for performing at least one step according to any one of the indicated methods. Herein, the method for determining a modified shape of a computer-aided design model of an object or a partition thereof comprises the following steps: (e) placing at least two reference landmarks at a reference position with respect to the shape of the object or to a partition thereof; (f) placing an adjustment landmark at the reference position of the corresponding reference landmark; (g) displacing any or all of the adjustment landmarks from the reference position to a modified position, whereby a displacement between the modified position and the reference position is obtained; and (h) generating the modified shape of the object or the partition thereof by modifying the shape of the object or the partition thereof by applying a homogenous function of the displacement to the computer-aided design model of the shape of the object or the partition thereof. Such methods are, especially, used in design optimization during product development in various industries, such as in automotive or aerospace industry, medical technology, or product design, in particular, to generate improved designs with regard to mechanical, physical, or aesthetic properties.

Method for simulating a collision situation

A method for simulating a collision situation between two vehicles for testing a driver assistance system in a driving simulator or in a Vehicle-in-the-Loop scenario. A fellow vehicle simulated on a simulation computer is assigned a trajectory that passes through a point of collision of a planned collision between the fellow vehicle and an ego vehicle that is not controlled by the simulation computer. The driver assistance system is equipped to exchange data with the simulated environment in real time and to influence the driving behavior of the ego vehicle in a collision situation. A target distance to the point of collision is determined for the fellow vehicle that the fellow vehicle would have to have in order to arrive at the point of collision simultaneously or substantially simultaneously with the ego vehicle, under the assumption that it travels at the specified arrival speed.

Systems and methods for determining sizes and shapes of geodesic modules

A system and method determine a size and a shape for identical geodesic modules that are used to form a structure. The system and method may include analyzing input data regarding a size and a shape of the structure to be formed, and determining the size and the shape for each of the identical geodesic modules based on the size and the shape of the structure to be formed. The structure may include a framework including the identical geodesic modules. Each of the geodesic modules has a size and a shape that are the same as all of the other of the geodesic modules. A forming system and method position a framework and a covering skin of the structure in relation to a mandrel, and drill and rivet the framework to the covering skin with a plurality of operating heads.

METHOD AND SYSTEM FOR OPERATING A CONFIGURATION PLATFORM

A system for operating a configuration platform. The system comprising a conversion pipeline, the conversion pipeline allowing converting a first set of data associated with a computer-aided design (CAD) system into polygon meshes suitable for rendering of the portion of a monument and configuration data. The system also comprising a content management system, the content management system storing the polygon meshes and the configuration data; and a 3D real-time engine, the 3D real-time engine allowing to determine, based on the configuration data, at least one of the positioning of the monument, the material surface associated with the monument, the material grain direction associated with the monument, the lighting associated with the monument, the annotations associated with the monument, the alternate states associated with the monument and the kinematic sequence associated with the monument; and to render the portion of the monument by the 3D real-time engine. 1. A method of converting a first set of data associated with a computer-aided design (CAD) system polygon meshes and configuration data , the method comprising:accessing the first set of data, the first set of data defining a data collector associated with a monument of an aircraft cabin interior, the data collector comprising a body defining a 3D object representative of at least a portion of the monument and metadata defining information associated with the 3D object;converting the body into polygon meshes suitable for rendering by a 3D real-time engine of a configuration platform;generating, based on an analysis of the metadata, configuration data, the configuration data comprising at least one of a positioning of the monument, a material surface associated with the monument, a material grain direction associated with the monument, lighting associated with the monument, annotations associated with the monument, alternate states associated with the monument and a kinematic sequence associated with the ...

IDENTIFYING SOFTWARE DEPENDENCIES USING CONTROLLER CODE MODELS

Disclosed herein are techniques for identifying software dependencies based on functional line-of-code behavior and relation models. Techniques include accessing a first line-of-code behavior and relation model representing execution of functions of a first portion of executable code, the first portion of executable code being associated with a first symbol; detecting a change to the first portion of executable code; constructing, based on the changed first portion of executable code, a second line-of-code behavior and relation model representing execution of functions of the changed first portion of executable code; determining, based on the constructed second model, a dependency between (i) the changed first portion of executable code or the first symbol and (ii) a second symbol; and generating, based on the determined difference, a report identifying the dependency. 120-. (canceled)21. A non-transitory computer-readable medium including instructions that , when executed by at least one processor , cause the at least one processor to perform operations for identifying software dependencies based on functional models , comprising:constructing, based on a change to first controller code configured for a first controller, a model representing execution of functions on the first controller according to the changed first controller code;determining, based on operating the model remotely from the first controller and a second controller, a dependency between the changed first controller code and second controller code configured for the second controller;determining a change in functionality of the second controller code based on the change to the first controller code;determining a functional equivalence status between the second controller code with the change in functionality and the second controller code without the change in functionality; andgenerating, based on the determined dependency, a report identifying the functional equivalence status.22. The non- ...

VERIFYING SOFTWARE MALFUNCTION SOURCES AMONG DISPARATE CODE SOURCES

Disclosed herein are techniques for identifying sources of software-based malfunctions. Techniques include identifying a potential software malfunction in a system, the system having multiple code sets associated with a plurality of different software sources; accessing a line-of-code behavior and relation model representing execution of functions of the code sets; identifying, based on the line-of-code behavior and relation model, a code set determined to have the potential to cause, a least in part, the potential software malfunction; and determining a source identifier of the identified code set. 120-. (canceled)21. A non-transitory computer-readable medium including instructions that , when executed by at least one processor , cause the at least one processor to perform operations for identifying sources of software-based malfunctions , comprising:identifying a potential software malfunction of at least one controller in a system, the system having multiple code sets, the code sets having respective source identifiers;accessing a line-of-code behavior and relation model representing execution of at least one of the code sets on the at least one controller, wherein the line-of-code behavior and relation model was generated either statically or dynamically;identifying, based on the line-of-code behavior and relation model, a code set from among the code sets, the identified code set determined to have a potential to cause, at least in part, the potential software malfunction;determining a source identifier of the identified code set; andsending a report based on the potential software malfunction to a source associated with the determined source identifier.22. The non-transitory computer-readable medium of claim 21 , wherein the source identifiers are associated with a plurality of different code set sources.23. The non-transitory computer-readable medium of claim 21 , wherein the code sets are associated with different functions of the system.24. The non- ...

Resultant digital replica

A method, computer program product, and/or system is provided for generating a resultant digital replica model, comprising: accessing a plurality of digital replica models; receiving a selection of components associated with a first digital replica model of the plurality of digital replica models; receiving a selection of components associated with a second digital replica model of the plurality of digital replica models; generating a resultant digital replica model based at least in part on the selection of components associated with the first digital replica model and the selection of components associated with the second digital replica model; and simulating physical operations based on the resultant digital replica model.

Systems and methods for monitoring specifications over simulation and test data

Systems and methods are provided for requirements engineering, and may include: receiving as input, time series data from at least one of a simulation of a vehicle run on a simulation system, or from the vehicle in operation; a requirements monitoring system checking to determine whether a plurality of requirements for operation of the vehicle are met, wherein the requirements are expressed in signal temporal logic form and a requirement includes at least an associated minimal sampling rate and a filtering policy applicable to the requirement; determining a quantitative conformance for each of selected requirements of the plurality of requirements; and add requirements to a verified requirements set based on the qualitative conformance of the requirements.

Brake pad life prognosis system for regenerative braking vehicles

A system for determining thickness of a brake pad includes a controller configured to provide a total braking energy of a vehicle with a regenerative energy braking system, and a rotor braking system that includes a plurality of brake pads. The system controller determines the work done by the brake pads as a combination of front brake pad work and rear brake pad work, then accumulates the brake pad wear to provide an estimation of the brake pad thickness using the front brake pad work and the rear brake pad work. The controller outputs a message indicative of the estimation of the brake pad thickness via an output system in communication with the controller

Method for generating a technical system model, executable on a test unit, and the test unit

A method for generating a technical system model executable on a test unit, wherein the test unit and the executable model are designed for real-time-capable testing of a control unit connected to the test unit, and wherein the executable model is constructed from a plurality of executable submodels communicating with each other, wherein each executable submodel has a separate address space and/or is executed on a separate processor or separate processor core when a test of a control unit connected to the test unit is being run.

Method and device for processing data associated with a simulation model for at least one aspect of a technical system

A computer-implemented method for processing data associated with a simulation model, the simulation model being designed to simulate at least one aspect of a technical system. The method includes: ascertaining a first parameter group of parameters of the simulation model, whose sensitivity exceeds a predefinable sensitivity limiting value, ascertaining a substitute model for the simulation model based on the first parameter group, assessing a quality of the substitute model, a quality measure characterizing the quality of the substitute model being obtained.

Testing device for real-time testing of a virtual control unit

A testing device for real-time testing of at least a part of a virtual electronic control unit with an electronic control unit code is provided. The testing device has a computing unit of a first type, and a computing unit of a second type. The testing of a virtual electronic control unit with electronic control unit code, which is executable on the computing unit of the second type with a second instruction set, is made possible in that a computing unit of the first type executes an emulator for emulating the computing unit of the second type and the emulator executes the electronic control unit code. The emulator also has a simulation environment interface for exchanging data and/or events with the simulation environment.

Crush modelling

A method of determining the impact resistance of a structure including a crushable material comprises the steps of determining for one or more layers of a finite element of the material during an impact whether the element or layer thereof is to be treated as failing by crushing. If the element or layer is determined to fail by crushing, a load-bearing portion of the structure is defined and the load-bearing portion is treated for the purpose of subsequent calculations as exhibiting an ongoing resistance.

METHOD FOR ANALYZING HYDROELASTIC EFFECT OF A MARINE STRUCTURE

Disclosed is a method for analyzing hydroelastic effect of a marine structure based on moving particle semi-implicit method and modal superposition method. The method is based on a fluid dynamic solver of a moving particle semi-implicit method (MPS) and a structural response solver of a mode superposition method, and the fluid dynamic solver and the structural response solver achieve strong coupling in a time domain in an iterative mode. According to the present disclosure, the deficiency of the traditional potential flow-based hydroelesticity calculation (i.e. cannot directly simulate the severe deformation of the free surface and the slamming phenomenon of the ship body) is improved, and the problem of mutual influence between the rigidity of the structure and the flexible motion modal is considered. 1. A method for analyzing hydroelastic effect of a marine structure based on moving particle semi-implicit method and modal superposition method , comprising the following steps:S1. spatially discretizing a boundary of a flow field with mesh-less discrete points, wherein the boundary of the flow field is a surface of the marine structure in contact with a fluid, wherein if a previous time step is initial time, velocity and intensity of pressure of fluid particles need to be initialized;S2. determining an estimated value of a structural boundary position of a current time step according to motion information of a solid boundary of the previous time step, wherein if the previous time step is the initial time, an initial value of a structural motion is adopted;S3. updating a position and a velocity of fluid particles by Navier-Stokes equation according to flow field information of the previous time step, excluding fluid pressure;S4. deriving a pressure Poisson equation and solving the pressure Poisson equation;S5. updating the position and the velocity of the fluid particles using a pressure value in S4;S6. solving the governing equation of solid response, which couples ...

Method and system of reporting stretching failure in stamping die development

A system is provided for producing a die that forms a sheet metal blank into a workpiece for a stamped vehicle component. The system includes a processor receiving design data associated with the workpiece. The processor produces a computer simulation based on the data and determines a stretching index of the workpiece. The processor compares the stretching index to an index threshold. The processor generates a stretching failure signal when the stretching index is above the index threshold. The processor generates a stretching acceptance signal, and a display device indicates that the workpiece has a fracture when the stretching index is below the index threshold. The display device indicates that the workpiece does not have the fracture, when the display device receives the stretching acceptance signal, such that a die manufacturing device transforms a tool material into the die.

Simulation method, simulation method by mbd program, numerical analysis apparatus, numerical analysis system for mbd, numerical analysis program, and mbd program

A simulation method executed by a computer includes: dividing an analysis domain into divided domains; generating a calculation data model on the divided domains that includes the volume of each divided domain and a characteristic of the domain with respect to each adjacent domain as the quantities not requiring the vertices and connectivity; generating a requested number of aggregated domains by aggregating the divided domains; generating a calculation data model on the aggregated domains that includes the volume of each aggregated domain and a characteristic quantity of the domain with respect to each adjacent domain as the quantities not requiring the vertices and connectivity; and calculating with respect to the physical quantity, based on a physical property in the analysis domain and the calculation data model on the aggregated domains, conductance representing transfer characteristic between the aggregated domains, and capacitance representing accumulation characteristic for each aggregated domain.

SCALEABLE ACOUSTICALLY-STABLE COMBUSTION CHAMBER AND DESIGN METHODS

A method comprising performing simulations to determine energy transfer between the bulk fluid motion of gases through a combustion chamber and resonant acoustic modes of the combustion chamber using a simulation model. The method also comprises configuring one or more combustion chamber parameters for the simulation model to shape the resonant acoustic modes to diminish coupling between the resonant acoustic modes and driving mechanisms at a head portion of the combustion chamber and to enhance coupling between the resonant acoustic modes and damping mechanisms at an aft portion of the combustion chamber. The method further comprises determining whether the combustion chamber meets a predetermined performance level in response to determining that the combustion chamber meets a predetermined combustion stability level. 1. A method comprising:performing simulation to determine energy transfer between bulk fluid motion of gases through a combustion chamber and resonant acoustic modes of the combustion chamber using a simulation model;configuring one or more combustion chamber parameters for the simulation model to shape the resonant acoustic modes to diminish coupling between the resonant acoustic modes and driving mechanisms at a head portion of the combustion chamber and to enhance coupling between the resonant acoustic modes and damping mechanisms at an aft portion of the combustion chamber; anddetermining whether the combustion chamber meets a predetermined performance level in response to determining that the combustion chamber meets a predetermined combustion stability level.2. The method of claim 1 , further comprising performing additional simulation and further configuring the one or more combustion chamber parameters to shape the resonant acoustic modes in response to determining that the combustion chamber does not meet a predetermined combustion stability level.3. The method of claim 2 , further comprising:modifying the one or more combustion chamber ...

SYSTEM AND METHOD FOR GENERATING SIMULATED VEHICLES WITH CONFIGURED BEHAVIORS FOR ANALYZING AUTONOMOUS VEHICLE MOTION PLANNERS

A system and method for generating simulated vehicles with configured behaviors for analyzing autonomous vehicle motion planners are disclosed. A particular embodiment includes: receiving perception data from a plurality of perception data sensors; obtaining configuration instructions and data including pre-defined parameters and executables defining a specific driving behavior for each of a plurality of simulated dynamic vehicles; generating a target position and target speed for each of the plurality of simulated dynamic vehicles, the generated target positions and target speeds being based on the perception data and the configuration instructions and data; and generating a plurality of trajectories and acceleration profiles to transition each of the plurality of simulated dynamic vehicles from a current position and speed to the corresponding target position and target speed. 1. A system comprising:a data processor;a perception data collection memory, in data communication with the data processor, to store perception data from a plurality of perception data sensors, the perception data including real world trajectories of vehicles under different scenarios and data corresponding to different real world driver behaviors;a dynamic vehicle configuration module, executable by the data processor, to obtain configuration instructions and data including pre-defined parameters and executables defining a specific driving behavior for each of a plurality of simulated dynamic vehicles, the specific driving behavior for each of a plurality of simulated dynamic vehicles corresponding to the perception data; anda trajectory generator to generate a plurality of trajectories and acceleration profiles to transition each of the plurality of simulated dynamic vehicles from a current position and speed to a corresponding target position and target speed, the target position and the target speed corresponding to the specific driving behavior for each of the plurality of simulated ...

SIMULATION METHOD RELATED WITH POST-COLLISON OPENING FORCE OF FRONT VEHICLE DOOR

A simulation method related with the opening force of a front vehicle door after a vehicle frontal collision including: a first simulation step in which deformations of vehicle components which are caused in the vehicle frontal collision to affect the opening of the front door are calculated by simulation; and a second simulation step in which the opening force of the front door after the vehicle frontal collision is predicted by simulation; wherein the components which affect the opening of the front door include a design component and an interface component, the deformations of the design component and the interface component obtained in the first simulation step being used as initial geometric conditions of the design component and the interface component in the second simulation step. 1. A simulation method related with the opening force of a front vehicle door after a vehicle frontal collision , the method comprising:a first simulation step in which deformations of vehicle components, which are caused in the vehicle frontal collision to affect the opening of the front door are calculated by simulation; anda second simulation step in which the opening force of the front door after the vehicle frontal collision is predicted by simulation;wherein the components which affect the opening of the front door comprise a design component and an interface component, the design component being a component that will be modified for changing the opening force of the front door after the vehicle frontal collision, the interface component being a component that will not be modified for changing the opening force of the front door, and the deformations of the design component and the interface component obtained in the first simulation step being used as initial geometric conditions of the design component and the interface component in the second simulation step.2. The simulation method of claim 1 , wherein the method is carried out after a vehicle frontal collision simulation ...

Knowledge-based design autocomplete recommendations

Embodiments of the invention disclosed herein provide techniques for generating a design autocomplete recommendation. The techniques include determining one or more first components included in a first design. The techniques further include analyzing, via the processor, a plurality of designs included in a database to select a second design that includes one or more second components that correspond to the one or more first components. The techniques further include selecting, via a processor, one or more third components included in the second design that are not included in the first design. The techniques further include causing an autocomplete recommendation that includes the one or more third components to be output.

Method for transferring a stress state (stress sensor) of an FE simulation result to a new FE mesh geometry of a modeled construction system in a simulation chain of production operations

The invention relates to a method for transferring a stress state of an FE simulation result to a new FE mesh geometry of a simulated construction system, such as a component for motor vehicles that has a 3-D shape, in a simulation chain of production operations, comprising: a) providing a first data set, which describes the FE simulation result with a stress state of the FE simulation of the construction system or component of a first production operation, b) creating the new FE mesh geometry of the simulated construction system or component, which new FE mesh geometry is associated with a second production operation, c) transferring the stress state of the provided first data set to the new FE mesh geometry of the construction system or component, d) performing an equilibrium calculation by using the stress tensor in the FE mesh geometry, wherein deformation of the construction system or component results, which deformation differs from the deformation in the FE mesh by a shape alteration u>tolerance value ε, e) iteratively repeating the equilibrium calculation as a cyclic equilibrium iteration in the new FE mesh geometry (in the new target FE mesh) of the construction system or component, wherein, in each cycle, a new stress state is applied to the FE mesh geometry of the construction system or component and stress components that lead to undesired shape alterations are decreased until a displacement/termination criterion of shape alteration u<tolerance value ε is achieved, and f) displaying the fulfilled condition of u<ε.

Visual Optimization of Three Dimensional Models in Computer Automated Design

Visual optimization of three dimensional models in computer automated design is disclosed herein. An example method includes receiving a three dimensional model having a first rendering complexity level, displaying the three dimensional model in such a way that areas of complexity are visually distinct from other areas, based on an optimization schema applied to the three dimensional model, applying the optimization schema to decimate the areas of complexity such that the three dimensional model can be rendered at a second rendering complexity level, the decimation being bounded by a visual quality level for the three dimensional model, and displaying the three dimensional model at the second rendering complexity level on a display system.

CELL SHRINK WRAP

Designing an envelope of a modeled object. The method comprises providing a modeled object that is discretized into a grid of cells, and computing the envelope of the provided modeled object. This forms an improved solution with respect to designing an envelope of a modeled object.

Virtual reality vehicle testing

A computer includes a processor and a memory, the memory storing instructions executable by the processor to generate physics data representing operation of a virtual vehicle with a physics simulator processor, collect movement data of a user with a tracking processor, and provide, from a virtual reality processor, one or more images to a virtual reality display of the user based on the physics data sets and the collected movement data.

Method of determining the performance of at least one propeller of a turbomachine in an air stream under gyration

A method for determining performance levels of at least one turbine engine propeller in an incident air flow (V) including an axial component (V z ) and a tangential component (V θ ), the propeller being modelled by a defined generalized theoretical model (M g ), for plural blade angles (β) of the propeller, by a set of adimensional coefficients, including at least one generalized advance coefficient (J g ), a generalized power coefficient (CP g ), and a generalized traction coefficient (CT g ) defined by formulae:   { J g = v z u - v θ  C Tg  ( β ) = T  ( β ) ρ · ( u - v θ ) 2 · D 2 C Pg  ( β ) = P  ( β ) ρ · ( u - v θ ) 3 · D 2 wherein the generalized theoretical model (M g ) of the propeller is parameterized with input conditions of the turbine engine, including at least the axial component (Vz), the tangential component of the incident air flow (V θ ), the blade angle (β) and the drive speed (u) of the propeller; and at least the traction performance level (T) and power performance level (P) of the propeller are derived from the parameterized generalized theoretical model (M g ).

VALUES FOR DRIVETRAIN

When a gateway, which provides one or more drivetrain domain specific knowledge services and include one or more simulation tools, receives a request relating to a drivetrain, the request containing identification information identifying one or more components of the drivetrain, and possibly one or more operation conditions, the gateway retrieves, based on the identification information, component information on one or more components of the drivetrain, the component information indicating for each component a component type. The gateway also retrieves, based on one or more component types in the component information and received one or more operation conditions, if any received, one or more values. Then the gateway uses at least the retrieved one or more values as input for a simulation; and outputs a simulation result for the drivetrain and/or for one or more of components the drivetrain. 1. A computer implemented method for a gateway comprising one or more simulation tools , a simulation tool simulating at least one selected from a group of at least one technical property of a drivetrain , and at least one technical property of one or more of components forming the drivetrain , the method comprising:receiving, in the gateway, a request relating to the drivetrain, the request indicating a purpose of a simulation and containing identification information identifying the drivetrain or one or more components of the drivetrain;retrieving, based on the identification information, component information on the one or more components of the drivetrain, the component information indicating for each of the one or more components a component type;retrieving, based on the retrieved one or more component types, one or more values;using at least the retrieved one or more values as input for a simulation using one or more simulation tools to calculate a simulation result with one or more values for the drivetrain; andoutputting the simulation result with the one or more values ...

AUTONOMOUS VEHICLE SIMULATION SYSTEM FOR ANALYZING MOTION PLANNERS

An autonomous vehicle simulation system for analyzing motion planners is disclosed. A particular embodiment includes: receiving map data corresponding to a real world driving environment; obtaining perception data and configuration data including pre-defined parameters and executables defining a specific driving behavior for each of a plurality of simulated dynamic vehicles; generating simulated perception data for each of the plurality of simulated dynamic vehicles based on the map data, the perception data, and the configuration data; receiving vehicle control messages from an autonomous vehicle control system; and simulating the operation and behavior of areal world autonomous vehicle based on the vehicle control messages received from the autonomous vehicle control system. 1. A system comprising:a data processor; and obtain perception data and configuration data comprising parameters and executables, wherein the configuration data defines a driving behavior for each of a plurality of simulated dynamic vehicles;', 'generate simulated perception data for each of the plurality of simulated dynamic vehicles based on the perception data and the configuration data;', 'generate a target position, a speed, and a heading for each of the plurality of simulated dynamic vehicles at a point in time using the simulated perception data and the configuration data;', 'generate, for each of the plurality of simulated dynamic vehicles, a trajectory to transition the vehicle from its current position, speed, and heading to the target position, the speed, and the heading; and', 'provide, for each of the generated trajectories, simulated perception data messages to an autonomous vehicle system., 'a dynamic vehicle simulation module, executable by the data processor, and configured to2. The system of further comprising an autonomous vehicle simulation module claim 1 , executable by the data processor claim 1 , and configured to: receive vehicle control messages from an autonomous ...

Layout of Passenger Arrangements Implementation Using Previously Designed Configurations

A system and method for implementing a layout of passenger arrangements using previously designed configurations. A plurality of tools for implementing a layout of passenger arrangements using previously designed configurations is provided. The plurality of tools comprise a previously designed configurations identification and selection tool configured for selecting previously designed configurations to include in the layout of passenger arrangements and a previously designed configuration visualization tool for displaying a degree to which the layout of passenger arrangements comprises previously designed configurations. A tool selection user interface may be provided to receive input from an operator identifying a one of the plurality of tools to run.

Driveline Model

A system for modelling a driveline, wherein the driveline comprises a plurality of components. The system comprises: a component-efficiency-processor () configured to: receive a component model () for one or more of the plurality of components; and generate a component-efficiency-map for the one or more components based on the received corresponding component model (). The system also comprises a driveline-efficiency-processor () configured to generate a driveline-efficiency-metric () for the driveline based on (i) the component-efficiency-maps for the one or more of the plurality of components, (ii) a driveline-layout () representative of a layout/inter-engagement of the plurality of components, and (iii) one or more driving-profiles. 1. A system for modelling a driveline , wherein the driveline comprises a plurality of components , the system comprising:{'b': 104', '104, 'i': a,', 'b, 'a component-efficiency-processor () configured to{'b': 102', '102, 'i': a,', 'b, 'receive a component model () for one or more of the plurality of components; and'}{'b': 102', '102, 'i': a,', 'b, 'generate a component-efficiency-map for the one or more components based on the received corresponding component model (); and'}{'b': 106', '108', '110, 'a driveline-efficiency-processor () configured to generate a driveline-efficiency-metric () for the driveline based on (i) the component-efficiency-maps for the one or more of the plurality of components, (ii) a driveline-layout () representative of a layout/inter-engagement of the plurality of components, and (iii) one or more driving-profiles.'}2102102a,b. The system of claim 1 , wherein the driveline-efficiency-processor is configured to generate one or more additional driveline-metrics based on the received corresponding component model () claim 1 , wherein the one or more additional driveline-metrics are representative of one or more of the following characteristics: packaging size claim 1 , power rating claim 1 , durability claim 1 ...

System for tracking incremental damage accumulation

A digital twin system for predicting a residual life of a physical asset includes at least one user computer and at least one server. The user computer has a graphical user interface permitting a user to receive damage event warnings, end of life warnings, and status reports. The server communicates with the user computer and includes an administration subsystem that is in communication with a data source. The administration subsystem includes at least one database. The administration subsystem is configured to receive the physical asset's operating history data transmitted by the data source and store the operating history data into the database. The server further includes a simulator. The simulator is in communication with the administration subsystem and is configured to perform several functions, for example, updating the digital twin and generating residual life predictions.

Synchronization of vehicle sensor information

A method includes receiving and storing sensor data including a first plurality of data points indicative of a plurality of respective states of the environment external to a vehicle at a plurality of respective times, operational data including a second plurality of data points indicative of a plurality of respective states of an operational parameter of the vehicle at a plurality of respective times, and synchronization data. The method also includes generating a virtual model of an event involving the vehicle using the stored data, at least by generating a first visual representation of the plurality of respective states of the external environment, generating a second visual representation of the plurality of respective states of the operational parameter, and using the synchronization data to cause the first visual representation to be displayed simultaneously with, and in a time-aligned manner with, the second visual representation.

METHOD FOR DESIGN OF VEHICLE BODY COMPONENT

A method of evaluating a vehicle body component design. The method includes: calculating one or more head injury criteria (HIC) ground values for one or more points of interest of a base body component design of a base vehicle; generating an HIC predictive model based on the one or more HIC ground values; obtaining one or more parameter values of one or more points of interest of a candidate body component design, the point(s) of interest of the candidate body component design corresponding to the point(s) of interest of the base body component design of the base vehicle; calculating one or more predicted HIC values for the candidate body component design, wherein the calculation of the predicted HIC value(s) includes inputting the parameter value(s) into the HIC predictive model to obtain the predicted HIC value(s); and evaluating the candidate body component design by inspecting the predicted HIC value(s). 1. A method of evaluating a vehicle body component design , comprising the steps of:calculating one or more head injury criteria (HIC) ground values for one or more points of interest of a base body component design of a base vehicle;generating an HIC predictive model based on the one or more HIC ground values;obtaining one or more parameter values of one or more points of interest of a candidate body component design, the one or more points of interest of the candidate body component design corresponding to the one or more points of interest of the base body component design of the base vehicle;calculating one or more predicted HIC values for the candidate body component design, wherein the calculation of the one or more predicted HIC values includes inputting the one or more parameter values into the HIC predictive model to obtain the one or more predicted HIC values; andevaluating the candidate body component design by inspecting the one or more predicted HIC values.2. The method of claim 1 , wherein the one or more HIC ground values are obtained by carrying ...

Unit-level formal verification for vehicular software systems

According to one exemplary embodiment, a method for preparing a software component for verification is provided. The method may include receiving the software component and a design model. The method may also include generating a wrapper program based on the received software component and the received design model. The method may then include associating the received software component with the generated wrapper program. The method may further include determining a plurality of inputs for the received software component based on the received design model. The method may also include sending the determined plurality of inputs and the received software component with associated wrapper program to a verification tool.

Unit-level formal verification for vehicular software systems

According to one exemplary embodiment, a method for preparing a software component for verification is provided. The method may include receiving the software component and a design model. The method may also include generating a wrapper program based on the received software component and the received design model. The method may then include associating the received software component with the generated wrapper program. The method may further include determining a plurality of inputs for the received software component based on the received design model. The method may also include sending the determined plurality of inputs and the received software component with associated wrapper program to a verification tool.

Joint Position Determination Assisting Method

In a vehicle circuitry including an assembly of a plurality of wires and at least one joint point interconnecting the plurality of wires, a joint position determination assisting method assists an optimization of a position of the joint point. The method includes displaying visible information representing a wiring route and a configuration of the vehicle circuitry on a display screen based on basic design data representing the configuration of the vehicle circuitry, and in response to a designation of the joint point and an instruction for the optimization, calculating a length of each wire and a total wire length with the joint point being disposed at a plurality of mutually different positions, and outputting information representing an optimal position of the joint point, reflecting a result of comparison of the calculated total wire length at the respective positions.

Aircraft fleet configuration

According to an exemplary embodiment of the present invention, an aircraft fleet configuration system for configuring a fleet of multiple aircraft is provided. The system comprises an input module for inputting customer-specific configuration data, a database comprising a set of rules and a processing unit for automatically varying the customer-specific configuration data in order to generate the virtual fleet. By varying the customer-specific configuration data, the weight, production lead time, operation costs, comfort, operation revenue of the aircraft fleet may be optimized.