The invention relates to a braking energy recovery and emergency traction energy storage system, a power supply system and a control method. The energy storage system comprises a converter unit, a battery module and a capacitor module; the converter unit comprises a first converter unit and a second converter unit; the first converter unit and the second converter unit are respectively provided with DC output interfaces connected with the HV interface of a high-voltage power supply; the battery module is connected with the first converter unit through a first switch K1; and the capacitor module is connected with the second converter unit through a second switch K2. According to the braking energy recovery and emergency traction energy storage system, the power supply system and the controlmethod of the invention, the braking energy of a rail transit vehicle can be recycled nearby, timely and efficiently, meanwhile, the emergency self-traction of the vehicle is realized, the emergencyauxiliary power supply of the vehicle is ensured, and further, the optimal control of braking energy recovery and emergency traction is realized through hybrid energy management.
本发明涉及一种制动能量回收和应急牵引储能系统、供电系统及控制方法,所述储能系统包括:变流单元,包括第一变流单元和第二变流单元,所述第一变流单元和第二变流单元均设有与高压电源的HV接口连接的直流输出接口;电池模组,通过第一开关K1与第一变流单元连接;电容模组,通过第二开关K2与第二变流单元连接。本发明能够实现轨道交通车辆制动能量的就近、及时、高效回收利用,同时实现车辆应急自牵引,保证车辆的应急辅助供电,进而通过混合能量管理,实现制动能量回收和应急牵引的优化控制。
Braking energy recovery and emergency traction energy storage system, power supply system and control method
制动能量回收和应急牵引储能系统、供电系统及控制方法
2020-09-15
Patent
Electronic Resource
Chinese
IPC: | B60M Speiseleitungen oder Vorrichtungen am Gleis für elektrisch angetriebene Fahrzeuge , POWER SUPPLY LINES, OR DEVICES ALONG RAILS, FOR ELECTRICALLY-PROPELLED VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B61C Lokomotiven , LOCOMOTIVES |
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