The invention provides a series type hybrid power supply system and method, the system comprises an AC/DC conversion unit, an energy storage unit, a one-way switch and a control unit, the input end of the AC/DC conversion unit is connected with a power generation unit, the first output end is connected with the charging input end of the energy storage unit, and the second output end supplies power to a load through a common bus; the output end of the energy storage unit is connected with the common bus through a one-way switch and supplies power to the load through the common bus, and the one-way switch is a normally open switch; and the control unit is respectively connected with the AC/DC conversion unit and the one-way switch and is used for controlling the one-way switch to act according to the change condition of the output voltage of the AC/DC conversion unit so as to supply power to the load through the AC/DC conversion unit and the energy storage unit. According to the series type hybrid power supply system and method, the AC/DC conversion unit and the energy storage unit supply power to the load together through the common bus, and the weight of the system is greatly reduced.
本发明提供一种串联式混合动力供给系统及方法,该系统包括:AC/DC转换单元、储能单元、单向开关以及控制单元,AC/DC转换单元的输入端连接发电单元,第一输出端与储能单元的充电输入端连接,第二输出端通过公共母线向负载供电;储能单元的输出端通过单向开关与公共母线连接,通过公共母线向负载供电,单向开关为常开开关;控制单元分别与AC/DC转换单元、单向开关连接,用于根据AC/DC转换单元输出电压的变化情况,控制单向开关动作,以通过AC/DC转换单元和储能单元共同为负载供电。通过本发明提供的串联式混合动力供给系统及方法,将AC/DC转换单元和储能单元通过公共母线,共同为负载供电,大大减轻了系统的重量。
Tandem type hybrid power supply system and method
一种串联式混合动力供给系统及方法
2023-02-28
Patent
Electronic Resource
Chinese
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