| 摘要 |
An electric power conversion device for a vehicle includes a box body partitioned into a cooling air chamber and a mounting chamber, a heat generation part which is arranged in the inside of the mounting chamber and includes a semiconductor element which performs power conversion, and a heat radiation part mounted on a partition between the cooling air chamber and mounting chamber, and configured to radiate heat generated from the heat generation part, wherein the heat generation part is detachably mounted on the heat radiation part in a state where the heat generation part is arranged on a side opposite to the heat radiation part with the partition sandwiched therebetween, and a heat transfer sheet is provided between the heat generation part and the heat radiation part. |
