Patent ID: 7631710
Filing Date: 2009-12-15
Classification: F02D,Y10T

Abstract:
1. A hybrid vehicle comprising: an internal combustion engine; an electric motor; and an accumulator unit that can supply and receive electric power to and from said electric motor and can be charged with electric power from an external power supply, said hybrid vehicle selecting an electric motor operation mode in which the vehicle can run with power from said electric motor with operation of said internal combustion engine being stopped, or an engine operation mode in which the vehicle can run with the operation of said internal combustion engine, said hybrid vehicle further comprising: an abnormality detection module that performs predetermined abnormality detection with operation of said internal combustion engine; a required driving force setting module that sets a required driving force required for running; and a control unit that controls said internal combustion engine and said electric motor so that when said predetermined abnormality detection has been performed, said electric motor operation mode or said engine operation mode is selected under a predetermined condition, and the vehicle runs with a driving force based on said set required driving force in said selected mode, and controls said internal combustion engine and said electric motor so that when said predetermined abnormality detection has not been performed, said electric motor operation mode or said engine operation mode is selected under a condition different from said predetermined condition so that said engine operation mode is easily selected, and the vehicle runs with a driving force based on said set required driving force in said selected mode.