Systems and methods for improving transmission gear shifting of a hybrid vehicle are presented. The systems and methods may allow transmission input shaft torque to be lowered to levels where driveline torque disturbances may be reduced even though the driveline has a larger inertia. In one example, driveline torque may be reduced via retarding spark timing.
METHODS AND SYSTEM FOR IMPROVING HYBRID TRANSMISSION GEAR SHIFTING
2016-03-10
Patent
Elektronische Ressource
Englisch
IPC: | F02P IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES , Zündung von Brennkraftmaschinen mit innerer Verbrennung, ausgenommen Kompressionszündung / 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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