电动车行走出现顿挫感什么原因?

2025-02-06 08:19:54
推荐回答(4个)
回答1:

  1. 检查电瓶可能有漏电的地方

2.控制器出现了问题

3.线路老化连接出现问题

现在的控制器基本采用正弦波输出,噪音大、骑行抖动或者有顿挫感主要是因为控制器与电机在正弦波的匹配上有问题,最好方法就是更换匹配的电机或者控制器。

电动车常见故障及解决方法如下

  • 故障现象:正常推车有阻力  

处理方法:  MOS管损坏,更换控制器或者MOS管;  控制器或者电机相线短路,剥离短路相线部分并使之绝缘;  电机匝间短路,更换电机;  

  • 故障现象:零起步电机不转,推动一下电机又能转动  

处理方法:  MOS驱动中的某一相缺相导致,要更换控制器或者维修MOS驱动电路;  相线接触不良,检查电机和控制器的接线,使之接触良好;  

  • 故障现象:起步无力  

处理方法:电量不足,要给电池充电;  转把故障,使输出电压较低,更换新的转把;  控制器采用软启动,这个是设置的程序,无法更改;

  • 故障现象:充电器不跳绿灯,一直在给电池充电  

处理方法:  充电器充电电压偏高,更换或修复充电器;  电池组或其中单节电池出现故障,更换或修复电池;  

  • 故障现象:充电器一插就跳绿灯,但整车电量不足  

处理方法:  充电器电压低,使电池充电严重不足,需要更换或修复充电器;  电池进入衰退期,不能满足长时间放电,更换或修复电池;  

  • 故障现象:续航里程短  

处理方法:  检查电池是否充满电,若电量不足要及时充满电;  检查整车是否存在漏电的情况,喇叭、转换器、主线搭铁。若存在漏电,则需要更换相应的部件并整理好主线电路;  检查电机与控制器是否匹配,若骑行噪音大,电机发烫,则需要及时更换互相匹配的电机和控制器

回答2:

1、检查电瓶可能有漏电的地方。

2、控制器出现了问题。

3、线路老化连接出现问题。

4、把松动或电位器及线路接触不良。

5、电池欠压。

1、【电动车的日常保养注意事项】

(1)切忌亏电存放:亏电状态指电瓶使用后没及时充电,造成充电不足,电瓶容量下降。亏电状态闲置时间越长,电瓶损坏越严重。电瓶闲置不用时,应每月充电一次,这能延长电瓶使用寿命。

(2)要定期检验在使用过程中,如果电动自行车的续行里程在短时间内突然下降十几公里,则很有可能是电瓶组中至少有一块电池出现断格、极板软化、极板活性物质脱落等短路现象。此时,应及时到专业电瓶修复机构进行检查、修复。

(3)勿大电流放电电动自行车在起步、载人、上坡时,最好用脚蹬助力,尽量避免瞬间大电流放电。大电流放电容易导致硫酸铅结晶,从而损害电瓶极板的物理性能。

(4)掌握充电时间一般情况下蓄电池都在夜间进行充电,平均充电时间在8小时左右。若是浅放电(充电后行驶里程很短),电瓶很快就会充满,继续充电就会出现过充现象,导致电瓶发热,降低电瓶寿命。所以,蓄电池以放电深度为60%-70%(下去两格电)时充一次电最佳,实际使用时可折算成骑行里程,根据实际情况进行必要充电,避免伤害性充电。

(5)防止高温曝晒。温度过高的环境会使蓄电池内部压力增加而使电瓶限压阀被迫自动开启,直接后果就是增加电瓶的失水量,而电瓶过度失水必然引发电瓶活性下降,加速极板软化,充电时壳体发热、壳体起鼓、变形等致命损伤。

(6)冬天冲电,要在室内,蓄电池要暖两个小时,再充电。

回答3:

电动车骑行顿挫感严重,行使中突然出现,故障点找不到怎么维修?

回答4:

我的骑一会就好了(捂脸)

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