Method for managing the drive train of a hybrid motor vehicle comprising a combustion engine (2) driving an automatic gearbox (4) having its own management computer (12), having an emergency mode that automatically engages a gear ratio in the event of gearbox failure, an auxiliary drive (14) connected to an energy storage means, and a computer (20) coordinating the entire drive train and which in a normal mode of operation determines the choice of gear ratios, this method, in the event of failure of the gearbox (4), reconfiguring the coordination computer (20) systematically commanding the switching off of the combustion engine (2) if the vehicle speed is below a maximum threshold and if the gearbox is in a state of electrical neutral.
PROCÉDÉ DE GESTION D'UN VÉHICULE HYBRIDE AVEC BOÎTE DE VITESSES AUTOMATIQUE EN CAS DE DÉFAILLANCE DE CETTE BOÎTE
METHOD FOR THE MANAGEMENT OF A HYBRID VEHICLE WITH AUTOMATIC GEARBOX IN THE EVENT OF FAILURE OF THIS GEARBOX
VERFAHREN ZUR VERWALTUNG EINES HYBRIDFAHRZEUGS MIT EINEM AUTOMATIKGETRIEBE BEI AUSFALL DIESES GETRIEBES
2019-05-01
Patent
Electronic Resource
French
IPC: | B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion |
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