快三彩票

资讯中心

快三彩票News Center

快三彩票 您的位置: 快三彩票> 资讯中心 >快三彩票

锂离子电池“过度”保护的原理是什么?|蒲迅技术

快三彩票LILIZIDIANCHIDEBAOHUDIANLUJIUSHIYAOQUEBAOLILIZIDIANCHISHIYONGZHONGDEGUODUCHONGDIANJIFANGDIANZHUANGTAISHIDEANQUANXING,BINGFANGZHIQITEXINGLIEHUA。LILIZIDIANCHIDEBAOHUDIANLUSHIYOUBAOHUICJILIANGKEGONGLVMOSFETSUOGOUCHENG,QIZHONGBAOHUICJIANSHIDIANCHIDIANYA,DANGYOUGUODUCHONGDIANJIFANGDIANZHUANGTAISHIQIEHUANDAOYIWAIGUADEGONGLVMOSFETLAIBAOHUDIANCHI,BAOHUICDEGONGNENGYOUGUODUCHONGDIANBAOHU、GUODUFANGDIANBAOHUHEGUODIANLIU/DUANLUBAOHU。

锂离子电池“过度”保护的原理是什么?|蒲迅技术



一、过度充电保护

GUODUCHONGDIANBAOHUICDEYUANLIWEI:DANGWAIBUCHONGDIANQIDUILIDIANCHICHONGDIANSHI,WEIFANGZHIYINWENDUSHANGSHENGSUODAOZHIDENEIYASHANGSHENG,XUZHONGZHICHONGDIANZHUANGTAI。CISHI,BAOHUICXUJIANCEDIANCHIDIANYA,DANGDAODA4.25VSHI(JIASHEDIANCHIGUOCHONGDIANWEI4.25V)JIJIHUOGUODUCHONGDIANBAOHU,JIANGGONGLVMOSFETYOUKAIZHUANWEIQIEDUAN,JINERJIEZHICHONGDIAN。

LINGWAI,HAIBIXUZHUYIYINZAOYINSUOCHANSHENGDEGUODUCHONGDIANJIANCHUWUDONGZUO,YIMIANPANDINGWEIGUOCHONGBAOHU。YINCI,XUYAOSHEDINGYANCHISHIJIAN,BINGQIEYANCHISHIJIANBUNENGDUANYUZAOYINDECHIXUSHIJIAN。


二、过度放电保护

ZAIGUODUFANGDIANDEQINGKUANGXIA,DIANJIEYEYINFENJIEERDAOZHIDIANCHITEXINGLIEHUA,BINGZAOCHENGCHONGDIANCISHUDEJIANGDI。CAIYONGLIDIANCHIBAOHUICKEYIBIMIANGUODUFANGDIANXIANXIANGCHANSHENG,SHIXIANDIANCHIBAOHUGONGNENG。

GUODUFANGDIANBAOHUICYUANLI:WEILEFANGZHILIDIANCHIDEGUODUFANGDIANZHUANGTAI,JIASHELIDIANCHIJIESHANGFUZAI,DANGLIDIANCHIDIANYADIYUQIGUODUFANGDIANDIANYAJIANCEDIAN(JIADINGWEI2.3V)SHIJIANGJIHUOGUODUFANGDIANBAOHU,SHIGONGLVMOSFETYOUKAIZHUANBIANWEIQIEDUANERJIEZHIFANGDIAN,YIBIMIANDIANCHIGUODUFANGDIANXIANXIANGCHANSHENG,BINGJIANGDIANCHIBAOCHIZAIDIJINGTAIDIANLIUDEDAIJIMOSHI,CISHIDEDIANLIUJIN0.1μA。

DANGLIDIANCHIJIESHANGCHONGDIANQI,QIECISHILIDIANCHIDIANYAGAOYUGUODUFANGDIANDIANYASHI,GUODUFANGDIANBAOHUGONGNENGFANGKEJIECHU。LINGWAI,KAOLVDAOMAICHONGFANGDIANDEQINGKUANG,GUOFANGDIANJIANCEDIANLUSHEYOUYANCHISHIJIANYIBIMIANCHANSHENGWUDONGZUO。


三、过电流及短路电流

YINWEIBUMINGYUANYIN(FANGDIANSHIHUOZHENGFUJIZAOJINSHUWUWUCHU)ZAOCHENGGUODIANLIUHUODUANLU,WEIQUEBAOANQUAN,BIXUSHIQILIJITINGZHIFANGDIAN。