Voltage equalizing device

The utility model discloses a voltage equalizing device. A DC/DC conversion module is in parallel connection with two ends of each energy storage power supply single body in an energy storage power supply; a control terminal of each DC/DC conversion module is connected with a voltage equalizing cont...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LI YUMEI, HUANG YUQIANG, WANG JUN, WANG LE, KE JIANMING, ZHANG WEIXIAN, WANG XUELIAN, SHEN CHAOXI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model discloses a voltage equalizing device. A DC/DC conversion module is in parallel connection with two ends of each energy storage power supply single body in an energy storage power supply; a control terminal of each DC/DC conversion module is connected with a voltage equalizing control circuit, voltage of each energy storage power supply single body is acquired by each voltage equalizing control circuit, and voltage values of two adjacent energy storage power supply single bodies are compared; and when the voltage values of the two adjacent energy storage power supply single bodies are different, the corresponding DC/DC conversion module is controlled to be turned on, and then electric energy of the energy storage power supply single body with relatively high voltage is transferred to the energy storage power supply single body with relatively low voltage, so that the voltages of all the energy storage power supply single bodies are the same. According to the scheme adopted by the voltage equ