电动车是用高速行驶里程长还是用低速行驶里程长?

2025年04月02日 11:50
有3个网友回答
网友(1):

这个问题主要取决于:电动机在高转速时效率高还是在低转速时效率高

一般的无刷电机低转速时效率高,有刷电机高转速时效率高。

“高速时,电机效率高,但电池放电电流大,电池可用容量会下降;
而低速时,电机效率低,但电池放电电流小,电池可用容量会增大”

这个就要系统的考虑电池与电机共同作用的结果了,对于不同类型的电机与不同容量的电池的搭配,确实会有一个最佳的行驶速度,在这个速度下行驶能够得到最长的行驶距离,但实际生活中很难做到时刻保持最佳行驶速度,你也许为了赶时间上班,或者是道路拥挤不堪而不得不不停的加速减速,这样理论上的行驶距离便很难在实际中达到了。

电动车出厂时说明书上写的行驶距离只是理论上的,只有在实验室环境下才能达到,实际远没有它标称的那么远。

网友(2):

现在的电动车是低速行驶里程长.
长距离的行驶不宜高速,那会损伤电瓶的,会缩短电瓶的使用寿命.

网友(3):

低速好
最少可以多跑10里。 减少刹车

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