天气预报 > 汽车 > 正爬坡电车后轮不会转了咋回事
正爬坡电车后轮不会转了咋回事
更新时间: 2021-05-27 08:04:35  

1、是因为控制器(三相交流逆变器)突然因高热而击穿损坏,还使输出的三相电源在元件之间形成了短路(至少两相之间有短路),在推行时电动机就处于短路发电状态(工作于能耗制动刹车状态),使得推起来很费劲。

2、解决的办法:拆掉控制器接往电机的线路,使电机摆脱控制器的短路,让电机在推行时处在发电空载运行的工况,使推行变得轻松。

关键词: 电车 后轮 回事

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