The invention provides power conversion equipment, a power supply system and a vehicle, which can continuously supply power to a key load or a redundant key load when an electronic and electrical low-voltage power supply system of an intelligent driving vehicle has a single-point fault. The power conversion equipment is used for supplying power to part or all of the power utilization circuits; the power conversion equipment comprises a first conversion module and a first switch module; the input side of the first conversion module is coupled with a first power supply, the output side of the first conversion module is coupled with a first power utilization circuit, and the output side of the first conversion module is coupled with a second power utilization circuit through the first switch module; the first conversion module is used for performing voltage conversion processing on the electric energy provided by the first power supply; the first switch module is used for connecting or disconnecting the output side of the first conversion module and the second power utilization circuit; the function security level of the first conversion module for avoiding unexpected output overvoltage is ASIL D.
本申请提供一种电力转换设备、供电系统和车辆,可在智能驾驶车辆的电子电气低压供电系统出现单点故障时,继续为关键负载或者冗余关键负载供电。电力转换设备用于为多个用电电路中部分或全部的用电电路供电;电力转换设备包括第一转换模块和第一开关模块;第一转换模块的输入侧与第一电源耦合,第一转换模块的输出侧与第一用电电路耦合,且第一转换模块的输出侧通过第一开关模块与第二用电电路耦合;第一转换模块,用于对第一电源提供的电能进行电压转换处理;第一开关模块,用于将第一转换模块的输出侧与第二用电电路导通或断开;第一转换模块的避免非预期输出过压的功能安全等级为ASIL D。
Power conversion equipment, power supply system and vehicle
一种电力转换设备、供电系统和车辆
2022-06-03
Patent
Electronic Resource
Chinese
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
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