US 12,143,049 B2
Motor driving apparatus and method for alleviating burn-out of the same
Ji Woong Jang, Gwangmyeong-Si (KR); Sang Cheol Shin, Suwon-Si (KR); Yoo Jong Lee, Osan-Si (KR); Dong Hoon Park, Suwon-Si (KR); Ki Jong Lee, Hwaseong-Si (KR); and Ho Tae Chun, Asan-Si (KR)
Assigned to Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed by Hyundai Motor Company, Seoul (KR); and Kia Corporation, Seoul (KR)
Filed on Nov. 11, 2022, as Appl. No. 17/985,621.
Claims priority of application No. 10-2022-0074975 (KR), filed on Jun. 20, 2022.
Prior Publication US 2023/0412112 A1, Dec. 21, 2023
Int. Cl. H02P 29/68 (2016.01); H02P 27/08 (2006.01); H02P 29/024 (2016.01)
CPC H02P 29/68 (2016.02) [H02P 27/08 (2013.01); H02P 29/027 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A motor driving apparatus of a motor, the apparatus comprising:
an inverter including a switching element connected between either terminal of a battery and a thermistor insulated from the switching element and configured for driving the motor through the switching element;
a resistor connected between a sensing node and a terminal of a low source voltage, a first end of the thermistor being connected to the sensing node; and
a motor controller configured for controlling a relay connected between the battery and the switching element based on a voltage of the sensing node.