Hyundai Motor Company

Kia Corporation

Kia Motors Corporation

Suk Hyun Lim

Sang Cheol Shin

Beom Sik Kim

Kang Ho Jeong

Jong Kyong Lim

Ji Woong Jang

Tae Hwa Kim

Nam Sik Kong

A motor-driving apparatus for driving a motor having a plurality of windings respectively corresponding to a plurality of phases is provided. The motor-driving apparatus includes a first inverter having a plurality of first switching devices and connected to first ends of the plurality of windings and a second inverter having a plurality of second switching devices and connected to second ends of the plurality of windings. A third switching device is configured to selectively connect and disconnect points at which a number of turns of each of the windings is divided in a preset ratio. A controller is configured to adjust an on/off state of the first to third switching devices based on required output of the motor.

Motor-driving apparatus

A vehicle power module includes an upper substrate and a lower substrate spaced from each other in a vertical direction, a semiconductor chip connected to one of the upper substrate and the lower substrate, and a spacer formed of a metal material containing copper and connecting the semiconductor chip to the other of the upper substrate and the lower substrate or to connect the upper substrate to the lower substrate, the spacer including a plurality of penetration portions formed to penetrate an inside thereof.

Vehicle power module

Growing community of inventors

Gyeonggi-do, South Korea

Suk Hyun Lim