A power control system for a vehicle includes a charging port and a contactor connected to the charging port and including a first plurality of switches. An energy storage system includes a second plurality of switches and one or more battery packs. A bidirectional DC-DC converter is connected between the energy storage system and a plurality of vehicle loads. A controller configured to control states of the first and second plurality of switches so as to be configured in a plurality of modes including a range improvement mode, a first charging mode in which charging is performed at a first voltage level, a second charging mode in which charging is performed at a second voltage level, and a battery pre-processing mode; and an accessory load support mode.
一种用于车辆的功率控制系统,包括充电端口和连接到充电端口并包括第一多个开关的接触器。一种能量存储系统包括第二多个开关和一个或多个电池组。双向DC‑DC转换器连接在能量存储系统和多个车辆负载之间。控制器被配置成控制所述第一和第二多个开关的状态,以便以多种模式进行配置,包括续驶里程改善模式、以第一电压电平执行充电的第一充电模式、以第二电压电平执行充电的第二充电模式、电池预处理模式;和附件负载支持模式。
Multifunctional DC-DC converter for battery electric vehicle
用于电池电动车的多功能DC-DC转换器
2023-05-16
Patent
Elektronische Ressource
Chinesisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen |
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