The invention discloses a voltage converter for an electric vehicle, and the voltage converter comprises a power conversion device which comprises at least two power conversion assemblies which are connected in parallel. The voltage converter further comprises a safety power switch device which is connected to the power conversion device, and the safety power switch device comprises at least two safety power switch assemblies which are used for providing a protection mechanism for the power conversion device in the switching-off or switching-on selection process of the safety power switch assemblies. The invention further discloses a safety power switch device and an electric vehicle.

    本申请公开了一种用于电动车的电压转换器,该电压转换器包括电源转换装置,该电源转换装置包括至少两个并联的电源转换组件;该电压转换器还包括安全功率开关装置,其连接于所述电源转换装置,包括至少两个安全功率开关组件,用于在其关断或导通的选择过程中对所述电源转换装置提供保护机制。本申请还公开了一种安全功率开关装置和一种电动车。


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    Title :

    Safety power switch device, voltage converter and electric vehicle


    Additional title:

    安全功率开关装置,电压转换器和电动车


    Contributors:

    Publication date :

    2023-06-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    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 / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS , Schutzschaltungsanordnungen / H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung



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