2022-06-09
一、聚合物锂电池来料包装及标(biao)签检验
1、外包装不得有损坏、变形(xing)、受潮(chao)等情况(kuang)；
2、外包装应注明供应商(shang)名(ming)称、生(sheng)产(chan)日(ri)期(qi)、OK标(biao)签(qian)、规格型号(hao)、材料编码、产(chan)品颜色、数量等信息。
二(er)、聚合物锂电池外观及尺寸检查(cha)
1、电芯(xin)不(bu)允许存(cun)在(zai)变形(xing)、漏电、划伤、爆(bao)裂等现象，正负线浸锡端不(bu)能有氧化(hua)，无法(fa)上锡的情况(kuang)；
2、绝缘胶纸的(de)包(bao)覆(fu)性：颜色与样品必须(xu)一样，导体要包(bao)裹完(wan)全(quan)、不可外(wai)露(lu)；
3、正负极引线的颜色及(ji)(ji)安全：根据规格确认尺(chi)寸及(ji)(ji)参考样品电池，360°扭转不短(duan)路；
4、保护板上IC规格(ge)：根据密封样品上的(de)标记，参考规格(ge)书中的(de)IC型号；
5、电池膨胀超过原尺寸(特殊厚度(du))的110%以上。
三、锂电池整体
1、初始电(dian)(dian)压(ya)：输入电(dian)(dian)池3.8V-4.1V，储存(cun)6个月以上的电(dian)(dian)池需100%充电(dian)(dian)，充电(dian)(dian)至新电(dian)(dian)池出厂电(dian)(dian)压(ya)；
2、过流(liu)保护、内阻：参考《电(dian)池综合测(ce)试仪》操(cao)作说明(ming)；
3、容(rong)量：参照确认(ren)书，不(bu)小于标称(cheng)容(rong)量，测试方法参照《锂电(dian)池容(rong)量测试》，储存(cun)6-12个月的电(dian)池容(rong)量≥90%。
四、聚合物(wu)锂电(dian)池可靠性测试
1、跌落试(shi)验：1米高，X/Y/Z三个方向(xiang)，共6次跌落在(zai)水泥(ni)地面上，不起(qi)火、爆(bao)炸(zha)、漏电；
2、针(zhen)刺试验(yan)：锋利(li)工具迅速(su)刺穿(chuan)电池(chi)，不起火(huo)、爆(bao)炸；
3、短路试(shi)验(yan)：电池(chi)引线正负极短路，不起火、爆炸、漏电，可重新启动(dong)；
4、高温试(shi)验：可(ke)在55℃±2℃环境下放(fang)置(zhi)2小时，检查(cha)外观无异常(chang)现象；
5、低温试验：可在-20℃±2℃环境下(xia)放置8小时，检查外(wai)观无(wu)异(yi)常现象。
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