The invention discloses a power supply loop of an electronic mechanical brake system, which is connected to a power supply, a brake motor and a shaft control unit of a vehicle, and comprises a main power supply loop which comprises a power type battery pack and is connected to the power supply, the brake motor and the shaft control unit, and the power type battery pack supplies power to the brake motor and the shaft control unit through charging of the power supply; the auxiliary power supply loop comprises a super capacitor bank and is connected to the power supply, the brake motor and the shaft control unit, and the auxiliary power supply loop supplies power to the brake motor and the shaft control unit through charging of the power supply; and the power supply change-over switch is arranged among the main power supply loop, the auxiliary power supply loop and the brake motor and is used for switching the main power supply loop and the auxiliary power supply loop. The system has the beneficial effects that the reliability of power supply to the brake motor is improved through multi-path redundancy switching, meanwhile, the auxiliary power supply loop and the main power supply loop are charged through the high-voltage battery pack at the same time, the power supply time is prolonged, and the brake reliability is further improved.
本申请公开了电子机械制动系统的供电回路,连接于车辆的电源、制动电机以及轴控制单元包括:主供电回路,包括动力型电池组,连接于电源、制动电机以及轴控制单元,动力型电池组通过电源充电向制动电机以及轴控制单元供电;辅助供电回路,包括超级电容组,连接于电源、制动电机以及轴控制单元,辅助供电回路通过电源充电向制动电机以及轴控制单元供电;供电切换开关,设置于主供电回路、辅助供电回路以及制动电机之间,用于切换主供电回路以及辅助供电回路。本申请的有益效果:利用多路冗余切换提高对制动电机供电的可靠性,同时利用高压电池组同时为辅助供电回路以及主供电回路进行充电延长了供电时间,进一步提高制动可靠性。
Power supply loop of electro-mechanical brake system
电子机械制动系统的供电回路
20.09.2024
Patent
Elektronische Ressource
Chinesisch