The failure causes and resolving methods for floating charge of VRLAB were analyzed in this paper.
分析了浮充型阀控铅酸蓄电池（VRLAB）的失效原因以及相应的解决办法；
The variation of discharge voltage and capacity for VRLAB were investigated by means of cyclic tests at high discharge rate.
采用高倍率放电循环试验方法，研究了阀控免维护铅酸蓄电池在循环过程中端电压和容量的变化规律。
Improvements of the recipe of pastes and lead alloys can increase the charge acceptance of VRLAB, and it is an effective approach to solve the PCL problem of the VRLAB.
改进的铅膏和板栅合金配方提高了VRLA电池充电接受能力和循环寿命，这是解决VRLA电池早期容量损失(PCL)的有效途径之一。
Improvements of the recipe of pastes and lead alloys can increase the charge acceptance of VRLAB, and it is an effective approach to solve the PCL problem of the VRLAB.
改进的铅膏和板栅合金配方提高了VRLA电池充电接受能力和循环寿命，这是解决VRLA电池早期容量损失(PCL)的有效途径之一。
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