Method for deactivating parking lock mechanism of hybrid drive train of motor vehicle

The invention relates to a method for deactivating a parking lock mechanism (2) of a hybrid drive train (1) of a motor vehicle, the hybrid drive train (1) having: a dual clutch transmission (3) havinga dual clutch (4); an internal combustion engine (5); at least one electric machine (6), the interna...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	PROST JACQUES, WENDT MORITZ, FILP MATHIAS, SCHALLER MARTIN, STEPPER THORSTEN, KIEHLNEKER ALEXANDER, KECK INGO
Format:	Patent
Sprache:	chi ; 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 BLASTING CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE ORDIFFERENT FUNCTION CONTROL SYSTEMS SPECIALLY ADAPTED FOR HYBRID VEHICLES ENGINEERING ELEMENTS AND UNITS GEARING GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING INSTRUMENTATION OR DASHBOARDS FOR VEHICLES LIGHTING MECHANICAL ENGINEERING PERFORMING OPERATIONS ROAD VEHICLE DRIVE CONTROL SYSTEMS FOR PURPOSES NOT RELATED TOTHE CONTROL OF A PARTICULAR SUB-UNIT THERMAL INSULATION IN GENERAL TRANSPORTING VEHICLES IN GENERAL WEAPONS
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Beschreibung
Zusammenfassung:	The invention relates to a method for deactivating a parking lock mechanism (2) of a hybrid drive train (1) of a motor vehicle, the hybrid drive train (1) having: a dual clutch transmission (3) havinga dual clutch (4); an internal combustion engine (5); at least one electric machine (6), the internal combustion engine (5) and the electric machine (6) being drivingly or connectable to the dual clutch transmission (3); the parking lock mechanism (2) for positively fixing an output end (7) of the hybrid drive train (1), said parking lock mechanism (2) being activated by a corresponding driver'sintention, comprising the following steps: determining a parking position of a motor vehicle, determining an operating state of an internal combustion engine 5, closing a dual clutch (4) when the internal combustion engine (5) is stationary, activating the electric machine (6) and transmitting a drive torque to an output end (7) of the hybrid drive train (1) as a function of the determined parkingposition of the motor vehi