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两轮电动车越快越省电还是越慢越省电
更新时间: 2021-06-15 17:23:49  

1、两轮电动车越慢越省电,快速行驶费电。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。

2、常用电动车电瓶一般是:三节或四节12V12安时的电瓶串联,这种电瓶有些已经明确标出了12v12aH(20hr),12v10aH(2hr)这个括号中的hr代表放电速率(hr就是hours小时的缩写)因此,大电流告诉行驶电池可用容量会下降。

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