提出一种串联电池组电压测量新方法：光电继电器取代机械继电器选通各节电池电压；
The paper puts forward a new method to measure series battery voltage, mechanical relay is replaced by photoelectric relay to select each battery voltage.
在详细研究了CAN现场总线技术的基础上，本文提出了蓄电池组电压数据采集系统的设计。
On the basis of research in CAN-bus technique, this thesis proposes design of voltage data acquisition system in storage battery.
电压控制的装置出现错误可能会导致蓄电池组充电过度，这反过来可能会加速放电，比正常情况更严重。
A fault in the voltage-control mechanism may thus cause a battery to become overcharged, which, in turn, might precipitate a deeper discharge than normal.
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