| 摘要 |
PROBLEM TO BE SOLVED: To provide a vehicle drive system that is capable of efficiently cooling a motor generator while preventing an increase in an oil pressure in a circuit, and that is capable of increasing the efficiency of an oil pump.SOLUTION: In the vehicle drive system 11 equipped with a motor cooling circuit 23 for cooling the motor generators MG1 and MG2, a lubrication circuit 24 for lubricating planetary gear units 12 and 13, a cooler circuit 22 in which an oil cooler 21 is disposed, and an oil pump 20 that supplies oil to the respective circuits 22-24, the motor cooling circuit 23 is disposed in series on the downstream side of the cooler circuit 22, and the lubrication circuit 24 is disposed relative to the oil pump 20 in parallel with the cooler circuit 22. |
