Patent ID: 8818578
Filing Date: 2014-08-26
Classification: B60K,B60L,B60W,F02D,Y02T,Y10S,Y10T

Abstract:
1. A control device of a hybrid vehicle that includes an engine and an electric motor and that is capable of running by the engine or the electric motor or capable of running by cooperation between the engine and the electric motor, the control device comprising: besides a lower limit set on torque shared by the electric motor and the engine when the vehicle runs by the cooperation between the engine and the electric motor, a control unit for performing a control to mechanically connect, by a clutch, a rotating shaft of the engine to a rotating shaft of the electric motor such that the vehicle is driven only by the engine and to set a running mode in which the engine cooperates with the electric motor to drive the vehicle only when it is estimated that the time in which the torque shared by the electric motor and the engine is equal to or more than the lower limit or exceeds the lower limit and continues for a given length of time while the vehicle runs by the cooperation between the engine and the electric motor.