电动车充满电过一晚上就只有一半电了,咋回事啊!

2025-04-05 15:47:03
推荐回答(1个)
回答(1):

电池的自放电原因、整车线路电阻增大导致压降、电机进水或暴晒问题、说明电池不行了,离报废不远了,如果经常使用后,不及时充电(有时看电压表还有电,认为没有必要充电),硫化结晶就会聚积堵塞电池内绒状铅微孔,使电池内阻增大,电池容量逐渐减小,造成电池提前报废。

防止电动车电瓶漏电的办法

1、用完后要及时充电,不能没电状态下长时间放置,否则电池极板就硫酸盐化了。

2、绿灯亮了,表示电池可以使用或基本上充足电了,但离100%还有差距,建议每周或每两周对电池作一次长时间充电,即绿灯亮了以后继续充,时间可以控制在16小时左右,这样可提高电池寿命。

电动车充电注意事项

由于电池充满过后大约6小时以上,会自放电一部分电量,此时充电器又检测到电量不满,开始重新进行恒流充电,由于电压电流都比较大,长期如此,很容易消耗电瓶内的水份,造成电瓶极板硫化,容量变小,甚至出现鼓包情况。

更严重的是,对于老旧的电动车来说,很多用户都是配了便宜的充电器,过充时充电器过热导致内部元器件短路,严重的可以造成火灾,不少居民楼的火灾都是因为充电不当造成的。

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