Electric vehicle and control method thereof

• Main Authors: JEONG KANG-HO, JOO JUNG HONG, LEE KI JONG, CHUN HO TAE, SHIN SANG CHEOL, YOON JAE-HOON, LI ZHONG, ZHANG ZHIXIONG
• Format: Patent
• Language: Chinese; English
• Published: 14.06.2024
• Subjects: ELECTRIC EQUIPMENT OR PROPULSION OF ELECTRICALLY-PROPELLEDVEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES, IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; PERFORMING OPERATIONS; TRANSPORTING; VEHICLES IN GENERAL

The invention relates to an electric vehicle and a control method thereof, and specifically relates to an electric vehicle having a main battery and an auxiliary battery and a control method thereof. An electric vehicle according to one embodiment of the present invention can comprise: a motor system having a motor and an inverter; a main battery and an auxiliary battery; and a controller configured to control the motor system to boost the power of the auxiliary battery during travel to charge the main battery, and control the motor system to buck the power of the main battery to charge the auxiliary battery when the main battery is charged by an external power source. 本发明涉及电动车辆及其控制方法，具体涉及具有主电池和辅助电池的电动车辆及其控制方法。基于本发明的一实施例的电动车辆，能够包括：电机系统，其具有电机和逆变器；主电池和辅助电池；以及控制器，在行驶时控制成通过上述电机系统将上述辅助电池的电力升压而使上述主电池充电，在通过外部电源对上述主电池进行充电时控制成通过上述电机系统将上述主电池的电力降压而使上述辅助电池充电。