The invention discloses a train emergency energy storage power supply topological structure and a control method thereof. The train emergency energy storage power supply topological structure comprises a traction transformer, a pulse rectifying circuit, an intermediate DC energy storage adjusting link and a traction inverter. The pulse rectifying circuit is connected with a traction network through the traction transformer; the intermediate DC energy storage adjusting link is connected between the pulse rectifying circuit and the traction inverter, and the pulse rectifying circuit controls thevoltage of the intermediate DC energy storage adjusting link to control the energy output of the emergency energy storage power supply. The output end of the traction inverter is connected to a traction motor, and the traction motor is controlled to operate through the traction inverter. According to the invention, the defects of high cost, more devices and lower efficiency in the traditional topology scheme can be solved; cost can be effectively saved, emergency energy storage power supply installation capacity is increased, operation efficiency is improved, train emergency capacity is enhanced, and passenger safety is guaranteed.
本发明公开一种列车应急储能电源拓扑结构及其控制方法,包括牵引变压器、脉冲整流电路、中间直流储能调节环节和牵引逆变器;所述脉冲整流电路通过牵引变压器连接牵引网;所述中间直流储能调节环节连接在脉冲整流电路与牵引逆变器之间,通过脉冲整流电路控制中间直流储能调节环节电压来控制应急储能电源能量输出;所述牵引逆变器的输出端连接至牵引电机,通过牵引逆变器控制牵引电机运转。本发明能够解决传统拓扑方案中成本高,器件较多、效率较低的缺点;能够有效节约成本,增加应急储能电源安装容量,提高运行效率,增强列车应急能力,保障乘客安全。
Train emergency energy storage power supply topological structure and control method thereof
一种列车应急储能电源拓扑结构及其控制方法
2020-11-20
Patent
Electronic Resource
Chinese
IPC: | B61C Lokomotiven , LOCOMOTIVES / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern |
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