高压直流接触器驱动线圈泄放回路浅析

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【摘  要】文章介绍高压直流接触器在动力电池PACK中的应用特性,分析高压直流接触器驱动线圈泄放回路的工作原理。针对其应用特性改进线圈泄放回路设计,从而延长接触器的电气寿命,提高整车电气安全。

【关键词】高压直流接触器;线圈;泄放;电弧;开断时间

中图分类号:U469.72    文献标识码:A    文章编号:1003-8639( 2024 )02-0068-02

Analysis of the Drive Coil Current Discharge of HVDC Contactor

GE Man

(Shanghai Xuanyi New Energy Development Co.,Ltd.,Shanghai 201210,China)

【Abstract】In this article,the application characteristics of HVDC contactor in power battery PACK are introduced,and the working principle of the drive coil drain circuit of HVDC contactor is analyzed. According to its application characteristics,the coil bleed circuit design is improved,thus extending the electrical life of the contactor and improving the electrical safety of the vehicle.

【Key words】HVDC contactor;coil;discharge;electric arc;breaking time

1  引言

在新能源汽车不断发展逐渐成为汽车消费主流的当下,新能源汽车的关键部件动力电池PACK经过不断发展也已日渐成熟。(剩余2566字)

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