The invention discloses a resonance suppression circuit, a control method and a vehicle-mounted charger, the resonance suppression circuit comprises a first power conversion circuit, a second power conversion circuit, a filter circuit connected between the first power conversion circuit and the second power conversion circuit, and a resonance suppression unit used for suppressing resonance, the resonance suppression unit at least comprises a first isolation switch connected with the first power conversion circuit and a second isolation switch connected with the second power conversion circuit, and the resonance suppression unit can suppress resonance by adjusting driving signals of the first isolation switch and the second isolation switch. Compared with the prior art, damage caused by resonance of external parts and internal parts can be effectively reduced, and the overall safety is improved.

    本发明公开了一种谐振抑制电路及控制方法、车载充电机,所述谐振抑制电路包括第一功率转换电路、第二功率转换电路、以及连接于所述第一功率转换电路与所述第二功率转换电路之间的滤波电路,还包括用于抑制谐振的谐振抑制单元,所述谐振抑制单元至少包括一与所述第一功率转换电路连接的第一隔离开关、以及一与所述第二功率转换电路连接的第二隔离开关,所述谐振抑制单元可通过调节所述第一隔离开关和所述第二隔离开关的驱动信号以抑制谐振。与现有技术相比,本发明能有效的减少外部零件与内部零件共振产生的损坏,提高了整体的安全性。


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    Titel :

    Resonance suppression circuit, control method and vehicle-mounted charger


    Weitere Titelangaben:

    一种谐振抑制电路及控制方法、车载充电机


    Beteiligte:
    FENG YINGYING (Autor:in) / YAO SHUN (Autor:in) / LIU JI (Autor:in) / GAO CHUNHUA (Autor:in)

    Erscheinungsdatum :

    2022-04-05


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / 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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