Patent ID: 7482769
Filing Date: 2009-01-27
Classification: B60K,B60L,B60W,H02P,Y02T

Abstract:
1. A control apparatus for an electric motor, comprising: a first control unit generating an operational command value for said electric motor; a second control unit configured to allow information to be communicable between said first control unit and said second control unit, for controlling operation of said electric motor; first transmission means for transmitting, from said first control unit to said second control unit, the operational command value generated by said first control unit; command value generation means, using said second control unit, for generating an operational command value separately from the operational command value generated by said first control unit; command value setting means, using said second control unit, for combining the operational command values generated respectively by said first control unit and said second control unit to set a final operational command value for said electric motor; electric motor control means, using said second control unit, for controlling operation of said electric motor according to said final operational command value set by said command value setting means; second transmission means for transmitting, from said second control unit to said first control unit, a state quantity of said electric motor controlled by said electric motor control means and at least one of said operational command value and said final operational command value that are generated by said second control unit; and abnormality determination means, using said first control unit, for determining whether or not abnormality occurs in control of said electric motor by means of information transmitted by said second transmission means.