Patent ID: 6593713
Filing Date: 2003-07-15
Classification: B60K,B60L,B60W,F02D,F02N,Y02T,Y10S

Abstract:
A control apparatus for a hybrid vehicle having an engine and an electric motor connected to an engine output shaft of the engine mounted on the vehicle, wherein the control apparatus performs an automatic start-up/stop control of said engine, starts said engine by a starter motor in a start-up of said engine by operation of a key, and always assists using said electric motor, said control apparatus including a controller that (1) controls to drive said electric motor by an engine activation signal so as to start up said engine by said electric motor only at restarting-up of said engine when a start-up condition is satisfied during operation of the automatic start-up/stop control of said engine, that (2) controls to drive said starter motor and said electric motor by outputting an engine activation signal so as to always assist using said electric motor when starting up using said starter motor at restarting-up of said engine when a start-up condition is not satisfied during operation of the automatic start-up/stop control of said engine, and that (3) sets a motor output value for said electric motor at a value exceeding a rated performance when said engine restarts up using only said electric motor.