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tuchen

铜虫 (初入文坛)

[求助] 锂锰一次电池发生气胀现象,一般都由几个方面的原因?

锂锰一次电池发生气胀现象,一般都由几个方面的原因?
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吴刚3

铁杆木虫 (小有名气)

【答案】应助回帖

tuchen(金币+1): 2011-11-19 08:02:42
1、最大的可能是电池体系内水分含量偏高,带来水分偏高的可能途径:电池装配环境露点值不够低(这会带来整批电池出现问题,电池装配时的露点如何,是否有记录且是正常,一般低于-50摄氏度);电极干燥不彻底(将正极片用合格的电解液浸泡后,检测对比浸泡前后的含水量);电解液的含水量偏高(直接卡尔费休检测水分);
2、电池是否低压或短路,这也会导致气胀
2楼2011-11-17 17:29:17
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