| 摘要 |
PROBLEM TO BE SOLVED: To provide a drive control device of a motor-mounted automobile capable of preventing the deterioration of cooling efficiency of an inverter controlling a running drive motor, and extending a life of a power device of the inverter, in the motor-mounted automobile.SOLUTION: A drive control device of a motor-mounted automobile includes: a plurality of running drive motors 5; a plurality of inverters 9a respectively having individual cooling passages 36 for flowing a cooling liquid, and respectively controlling the motors 5; and a pump 38 and a radiator 39 for circulating the cooling liquid in a circulation path 37 to the individual cooling passages 36 and cooling the cooling liquid. In the motor-mounted automobile, the individual cooling passages 36 of the plurality of inverters 9a are provided in series, and a pump 38 is provided with command torque distributing means for distributing larger command torque toward an upstream side inverter of the circulation path 37, when the given command torque is distributed to the inverters 9a. |
