一款动力胶体电池失效的实例分析  

Failure analysis of a power gelled battery

作　　者：汤序锋 欧阳万忠 庞明朵 洪清富 周代辉 陈群 TANG Xufeng;OUYANG Wanzhong;PANG Mingduo;HONG Qingfu;ZHOU Daihui;CHEN Qun(Tianneng Battery Group Co.,Ltd.,Changxing Zhejiang 313100,China)

机构地区：[1]天能电池集团股份有限公司,浙江长兴313100

出　　处：《蓄电池》2020年第6期282-284,共3页Chinese LABAT Man

摘　　要：对一款常用的小规格30 Ah 12 V胶体动力铅酸电池,进行3小时率循环测试,直至电池寿命结束。分析结果表明,导致电池失效的原因是单格不均、充电不饱和、过度放电、正极活性物质软化脱落、板栅脆裂。A commonly used small size 30 Ah 12 V power gelled lead-acid battery was tested at a 3-hour rate until the end of battery life.The results show that the causes of battery failure are uneven cell,unsaturated charge,excessive discharge,soften and shedding of positive active materials,and grid brittle crack.

关 键 词：胶体电池 充电不饱和 过放电 活性物质软化 板栅脆裂 

分 类 号：TM912.1[电气工程—电力电子与电力传动]