Control device and control method for vehicle

A control device for a vehicle having: an engine; a torque converter having a lock-up clutch; an engagement element disposed downstream of the torque converter; a drive shaft disposed downstream of the engagement element; and an electric motor disposed downstream of the engagement element, and conne...

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Bibliographische Detailangaben
Hauptverfasser:	Enomoto, Takashi, Mochizuki, Masaharu, Nishihiro, Yoshimasa
Format:	Patent
Sprache:	eng
Schlagworte:	ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS INVEHICLES ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OFTRANSMISSIONS IN VEHICLES ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GASEXHAUST OR FUEL SUPPLY OF PROPULSION UNITS, IN VEHICLES AUXILIARY DRIVES FOR VEHICLES CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE ORDIFFERENT FUNCTION CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES INSTRUMENTATION OR DASHBOARDS FOR VEHICLES PERFORMING OPERATIONS ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TOTHE CONTROL OF A PARTICULAR SUB-UNIT TRANSPORTING VEHICLES IN GENERAL
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Beschreibung
Zusammenfassung:	A control device for a vehicle having: an engine; a torque converter having a lock-up clutch; an engagement element disposed downstream of the torque converter; a drive shaft disposed downstream of the engagement element; and an electric motor disposed downstream of the engagement element, and connected to the drive shaft includes a control portion adapted to: in a case where an electric travel mode in which the lock-up clutch and the engagement element are disengaged is switched to an engine travel mode in which the lock-up clutch is disengaged and the engagement element is engaged, decrease driving torque of the electric motor after engagement of the engagement element; and gradually decrease the driving torque of the electric motor while gradually increasing driving torque of the engine after the driving torque of the electric motor is decreased.