带你正确解读磷酸铁锂电池的工作原理、性能及
LINSUANTIELIDIANCHIQISHISHIYIZHONGLILIZIDIANCHIDEZHENGJICAILIAO,SUOYIRENMENCAIHUIYITADEZHENGJICAILIAOWEIQIMINGMINGWEILINSUANTIELIDIANCHI。
GUANYULINSUANTIELIDIANCHIDEXIANGJIELINSUANTIELIDIANCHIDEQUANMINGSHILINSUANTIELILILIZIDIANCHI,ZHEIMINGZITAIZHANG,JIANCHENGWEILINSUANTIELIDIANCHI。YOUYUTADEXINGNENGTEBIESHIYUZUODONGLIFANGMIANDEYINGYONG,ZEZAIMINGCHENGZHONGJIARU“DONGLI”LIANGZI,JILINSUANTIELIDONGLIDIANCHI。YEYOURENBATACHENGWEI“LITIE(LiFe)DONGLIDIANCHI。
工作原理
LINSUANTIELIDIANCHI,SHIZHIYONGLINSUANTIELIZUOWEIZHENGJICAILIAODELILIZIDIANCHI。LILIZIDIANCHIDEZHENGJICAILIAOZHUYAOYOUGUSUANLI、MENGSUANLI、NIESUANLI、SANYUANCAILIAO、LINSUANTIELIDENG。QIZHONGGUSUANLISHIMUQIANJUEDADUOSHULILIZIDIANCHISHIYONGDEZHENGJICAILIAO。
意义
JINSHUJIAOYISHICHANG,GU(Co)ZUIGUI,BINGQIECUNCHULIANGBUDUO,NIE(Ni)、MENG(Mn)JIAOBIANYI,ERTIE(Fe)CUNCHULIANGJIAODUO。ZHENGJICAILIAODEJIAGEYEYUZHEIXIEJINSHUDEJIAGEXINGQINGYIZHI。YINCI,CAIYONGLiFePO4ZHENGJICAILIAOZUOCHENGDELILIZIDIANCHIYINGSHITINGBIANYIDE。TADELINGYIGETEDIANSHIDUIHUANJINGHUANBAOWUWURAN。
ZUOWEICHONGDIANDIANCHIDEYAOQIUSHI:RONGLIANGGAO、SHUCHUDIANYAGAO、LIANGHAODECHONGFANGDIANXUNHUANXINGNENG、SHUCHUDIANYAWENDING、NENGDADIANLIUCHONGFANGDIAN、DIANHUAXUEWENDINGXINGNENG、SHIYONGZHONGANQUAN(BUHUIYINGUOCHONGDIAN、GUOFANGDIANJIDUANLUDENGCAOZUOBUDANGERYINQIRANSHAOHUOBAOZHA)、GONGZUOWENDUFANWEIKUAN、WUDUHUOSHAODU、DUIHUANJINGWUWURAN。CAIYONGLiFePO4ZUOZHENGJIDELINSUANTIELIDIANCHIZAIZHEIXIEXINGNENGYAOQIUSHANGDOUBUCUO,TEBIEZAIDAFANGDIANLVFANGDIAN(5~10CFANGDIAN)、FANGDIANDIANYAPINGWENSHANG、ANQUANSHANG(BURANSHAO、BUBAOZHA)、SHOUMINGSHANG(XUNHUANCISHU)、DUIHUANJINGWUWURANSHANG,TASHIZUIHAODE,SHIMUQIANZUIHAODEDADIANLIUSHUCHUDONGLIDIANCHI。
结构与工作原理
LiFePO4ZUOWEIDIANCHIDEZHENGJI,YOULVBOYUDIANCHIZHENGJILIANJIE,ZHONGJIANSHIJUHEWUDEGEMO,TABAZHENGJIYUFUJIGEKAI,DANLILIZILiKEYITONGGUOERDIANZIe-BUNENGTONGGUO,YOUBIANSHIYOUTAN(SHIMO)ZUCHENGDEDIANCHIFUJI,YOUTONGBOYUDIANCHIDEFUJILIANJIE。DIANCHIDESHANGXIADUANZHIJIANSHIDIANCHIDEDIANJIEZHI,DIANCHIYOUJINSHUWAIQIAOMIBIFENGZHUANG。
LiFePO4DIANCHIZAICHONGDIANSHI,ZHENGJIZHONGDELILIZILiTONGGUOJUHEWUGEMOXIANGFUJIQIANYI;ZAIFANGDIANGUOCHENGZHONG,FUJIZHONGDELILIZILiTONGGUOGEMOXIANGZHENGJIQIANYI。LILIZIDIANCHIJIUSHIYINLILIZIZAICHONGFANGDIANSHILAIHUIQIANYIERMINGMINGDE。
主要性能
LiFePO4DIANCHIDEBIAOCHENGDIANYASHI3.2V、ZHONGZHICHONGDIANDIANYASHI3.6V、ZHONGZHIFANGDIANYASHI2.0V。YOUYUGEGESHENGCHANCHANGJIACAIYONGDEZHENG、FUJICAILIAO、DIANJIEZHICAILIAODEZHILIANGJIGONGYIBUTONG,QIXINGNENGSHANGHUIYOUXIECHAYI。LIRUTONGYIZHONGXINGHAO(TONGYIZHONGFENGZHUANGDEBIAOZHUNDIANCHI),QIDIANCHIDERONGLIANGYOUJIAODACHABIE(10%~20%)。
ZHEILIYAOSHUOMINGDESHI,BUTONGGONGCHANGSHENGCHANDELINSUANTIELIDONGLIDIANCHIZAIGEXIANGXINGNENGCANSHUSHANGHUIYOUYIXIECHABIE;LINGWAI,YOUYIXIEDIANCHIXINGNENGWEILIERU,RUDIANCHINEIZU、ZIFANGDIANLV、CHONGFANGDIANWENDUDENG。
LINSUANTIELIDONGLIDIANCHIDERONGLIANGYOUJIAODACHABIE,KEYIFENCHENGSANLEI:XIAOXINGDELINGDIANJIDAOJIHAOANSHI、ZHONGXINGDEJISHIHAOANSHI、DAXINGDEJIBAIHAOANSHI。BUTONGLEIXINGDIANCHIDETONGLEICANSHUYEYOUYIXIECHAYI。
过放电到零电压试验:
CAIYONGSTL18650(1100mAh)DELINSUANTIELIDONGLIDIANCHIZUOGUOFANGDIANDAOLINGDIANYASHIYAN。SHIYANTIAOJIAN:YONG0.5CCHONGDIANLVJIANG1100mAhDESTL18650DIANCHICHONGMAN,RANHOUYONG1.0CFANGDIANLVFANGDIANDAODIANCHIDIANYAWEI0C。ZAIJIANGFANGDAO0VDEDIANCHIFENLIANGZU:YIZUCUNFANG7TIAN,LINGYIZUCUNFANG30TIAN;CUNFANGDAOQIHOUZAIYONG0.5CCHONGDIANLVCHONGMAN,RANHOUYONG1.0CFANGDIAN。ZUIHOUBIJIAOLIANGZHONGLINGDIANYACUNFANGQIBUTONGDECHABIE。
SHIYANDEJIEGUOSHI,LINGDIANYACUNFANG7TIANHOUDIANCHIWUXIELOU,XINGNENGLIANGHAO,RONGLIANGWEI100%;CUNFANG30TIANHOU,WUXIELOU、XINGNENGLIANGHAO,RONGLIANGWEI98%;CUNFANG30TIANHOUDEDIANCHIZAIZUO3CICHONGFANGDIANXUNHUAN,RONGLIANGYOUHUIFUDAO100%。
ZHEISHIYANSHUOMINGGAILINSUANTIELIDIANCHIJISHICHUXIANGUOFANGDIAN(SHENZHIDAO0V),BINGCUNFANGYIDINGSHIJIAN,DIANCHIYEBUXIELOU、SUNHUAI。ZHEISHIQITAZHONGLEILILIZIDIANCHIBUJUYOUDETEXING。
YOUSHI
1、安全性能的改善
LINSUANTIELIJINGTIZHONGDEP-OJIANWENGU,NANYIFENJIE,JIBIANZAIGAOWENHUOGUOCHONGSHIYEBUHUIXIANGGUSUANLIYIYANGJIEGOUBENGTAFAREHUOSHIXINGCHENGQIANGYANGHUAXINGWUZHI,YINCIYONGYOULIANGHAODEANQUANXING。YOUBAOGAOZHICHU,SHIJICAOZUOZHONGZHENCIHUODUANLUSHIYANZHONGFAXIANYOUXIAOBUFENYANGPINCHUXIANRANSHAOXIANXIANG,DANWEICHUXIANYILIBAOZHASHIJIAN,ERGUOCHONGSHIYANZHONGSHIYONGDADACHAOCHUZISHENFANGDIANDIANYASHUBEIDEGAODIANYACHONGDIAN,FAXIANYIRANYOUBAOZHAXIANXIANG。SUIRANRUCI,QIGUOCHONGANQUANXINGJIAOZHIPUTONGYETAIDIANJIEYEGUSUANLIDIANCHI,YIDAYOUGAISHAN。
2、寿命的改善
LINSUANTIELIDIANCHISHIZHIYONGLINSUANTIELIZUOWEIZHENGJICAILIAODELILIZIDIANCHI。
ZHANGSHOUMINGQIANSUANDIANCHIDEXUNHUANSHOUMINGZAI300CIZUOYOU,ZUIGAOYEJIU500CI,ERLINSUANTIELIDONGLIDIANCHI,XUNHUANSHOUMINGDADAO2000CIYISHANG,BIAOZHUNCHONGDIAN(5XIAOSHILV)SHIYONG,KEDADAO2000CI。TONGZHILIANGDEQIANSUANDIANCHISHI“XINBANNIAN、JIUBANNIAN、WEIHUWEIHUYOUBANNIAN”,ZUIDUOYEJIU1~1.5NIANSHIJIAN,ERLINSUANTIELIDIANCHIZAITONGYANGTIAOJIANXIASHIYONG,LILUNSHOUMINGJIANGDADAO7~8NIAN。ZONGHEKAOLV,XINGNENGJIAGEBILILUNSHANGWEIQIANSUANDIANCHIDE4BEIYISHANG。DADIANLIUFANGDIANKEDADIANLIU2CKUAISUCHONGFANGDIAN,ZAIZHUANYONGCHONGDIANQIXIA,1.5CCHONGDIAN40FENZHONGNEIJIKESHIDIANCHICHONGMAN,QIDONGDIANLIUKEDA2C,ERQIANSUANDIANCHIWUCIXINGNENG。
3、高温性能好
LINSUANTIELIDIANREFENGZHIKEDA350℃-500℃ERMENGSUANLIHEGUSUANLIZHIZAI200℃ZUOYOU。GONGZUOWENDUFANWEIKUANGUANG(-20C--75C),YOUNAIGAOWENTEXINGLINSUANTIELIDIANREFENGZHIKEDA350℃-500℃ERMENGSUANLIHEGUSUANLIZHIZAI200℃ZUOYOU。
4、大容量
∩CHONGDIANCHIZAIJINGCHANGCHUYUCHONGMANBUFANGWANDETIAOJIANXIAGONGZUO,RONGLIANGHUIXUNSUDIYUEDINGRONGLIANGZHI,ZHEIZHONGXIANXIANGJIAOZUOJIYIXIAOYING。XIANGNIEQING、NIEGEDIANCHICUNZAIJIYIXING,ERLINSUANTIELIDIANCHIWUCIXIANXIANG,DIANCHIWULUNCHUYUSHENMEZHUANGTAI,KESUICHONGSUIYONG,WUXUXIANFANGWANZAICHONGDIAN。
5、重量轻
TONGDENGGUIGERONGLIANGDELINSUANTIELIDIANCHIDETIJISHIQIANSUANDIANCHITIJIDE2/3,ZHONGLIANGSHIQIANSUANDIANCHIDE1/3。
6、环保
LINSUANTIELIDIANCHIYIBANBEIRENWEISHIBUHANRENHEZHONGJINSHUYUXIYOUJINSHU(NIEQINGDIANCHIXUXIYOUJINSHU),WUDU(SGSRENZHENGTONGGUO),WUWURAN,FUHEOUZHOURoHSGUIDING,WEIJUEDUIDELVSEHUANBAODIANCHIZHENG。SUOYILIDIANCHIZHISUOYIBEIYEJIEKANHAO,ZHUYAOSHIHUANBAOKAOLIANG,YINCIGAIDIANCHIYOULIERULE“SHIWU”QIJIANDE“863”GUOJIAGAOKEJIFAZHANJIHUA,CHENGWEIGUOJIAZHONGDIANZHICHIHEGULIFAZHANDEXIANGMU。SUIZHEZHONGGUOJIARUWTO,ZHONGGUODIANDONGZIXINGCHEDECHUKOULIANGJIANGXUNSUZENGDA,ERJINRUOUMEIDEDIANDONGZIXINGCHEYIYAOQIUPEIBEIWUWURANDIANCHI。
DANYOUZHUANJIABIAOSHI,QIANSUANDIANCHIZAOCHENGDEHUANJINGWURAN,ZHUYAOFASHENGZAIQIYEBUGUIFANDESHENGCHANGUOCHENGHEHUISHOUCHULIHUANJIE。TONGLI,LIDIANCHISHUYUXINNENGYUANXINGYEBUCUO,DANTAYEBUNENGBIMIANZHONGJINSHUWURANDEWENTI。JINSHUCAILIAOJIAGONGZHONGYOUQIAN、SHEN、GE、GONG、GEDENGDOUYOUKENENGHUISHIFANGDAOHUICHENHESHUIZHONG。DIANCHIBENSHENJIUSHIYIZHONGHUAXUEWUZHI,SUOYIYOUKENENGHUICHANSHENGLIANGZHONGWURAN:YISHISHENGCHANGONGCHENGZHONGDEGONGYIPAIXIEWUWURAN;ERSHIBAOFEIYIHOUDEDIANCHIWURAN。
LINSUANTIELIDIANCHIYEYOUQIQUEDIAN:LIRUDIWENXINGNENGCHA,ZHENGJICAILIAOZHENSHIMIDUXIAO,DENGRONGLIANGDELINSUANTIELIDIANCHIDETIJIYAODAYUGUSUANLIDENGLILIZIDIANCHI,YINCIZAIWEIXINGDIANCHIFANGMIANBUJUYOUYOUSHI。ERYONGYUDONGLIDIANCHISHI,LINSUANTIELIDIANCHIHEQITADIANCHIYIYANG,XUYAOMIANDUIDIANCHIYIZHIXINGWENTI。
缺点
YIZHONGCAILIAOSHIFOUJUYOUYINGYONGFAZHANQIANLI,CHULEGUANZHUQIYOUDIANWAI,GENGWEIGUANJIANDESHIGAICAILIAOSHIFOUJUYOUGENBENXINGDEQUEXIAN。
GUONEIXIANZAIPUBIANXUANZELINSUANTIELIZUOWEIDONGLIXINGLILIZIDIANCHIDEZHENGJICAILIAO,CONGZHENGFU、KEYANJIGOU、QIYESHENZHISHIZHENGQUANGONGSIDENGSHICHANGFENXIYUANDOUKANHAOZHEIYICAILIAO,JIANGQIZUOWEIDONGLIXINGLILIZIDIANCHIDEFAZHANFANGXIANG。FENXIQIYUANYIN,ZHUYAOYOUXIALIELIANGDIAN:SHOUXIANSHISHOUDAOMEIGUOYANFAFANGXIANGDEYINGXIANG,MEIGUOValenceYUA123GONGSIZUIZAOCAIYONGLINSUANTIELIZUOLILIZIDIANCHIDEZHENGJICAILIAO。QICISHIGUONEIYIZHIMEIYOUZHIBEICHUKEGONGDONGLIXINGLILIZIDIANCHISHIYONGDEJUYOULIANGHAOGAOWENXUNHUANYUCHUCUNXINGNENGDEMENGSUANLICAILIAO。DANLINSUANTIELIYECUNZAIBURONGHUSHIDEGENBENXINGQUEXIAN,GUIJIEQILAIZHUYAOYOUYIXIAJIDIAN:
1、ZAILINSUANTIELIZHIBEISHIDESHAOJIEGUOCHENGZHONG,YANGHUATIEZAIGAOWENHAIYUANXINGQIFENXIACUNZAIBEIHAIYUANCHENGDANZHITIEDEKENENGXING。DANZHITIEHUIYINQIDIANCHIDEWEIDUANLU,SHIDIANCHIZHONGZUIJIHUIDEWUZHI。ZHEIYESHIRIBENYIZHIBUJIANGGAICAILIAOZUOWEIDONGLIXINGLILIZIDIANCHIZHENGJICAILIAODEZHUYAOYUANYIN。
2、LINSUANTIELICUNZAIYIXIEXINGNENGSHANGDEQUEXIAN,RUZHENSHIMIDUYUYASHIMIDUHENDI,DAOZHILILIZIDIANCHIDENENGLIANGMIDUJIAODI。DIWENXINGNENGJIAOCHA,JISHIJIANGQINAMIHUAHETANBAOFUYEMEIYOUJIEJUEZHEIYIWENTI。MEIGUOAGONGGUOJIASHIYANSHICHUNENGXITONGZHONGXINZHURENDonHillebrandBOSHITANDAOLINSUANLITIEDIANCHIDIWENXINGNENGDESHIHOU,TAYONGterribleLAIXINGRONG,TAMENDUILINSUANTIELIXINGLILIZIDIANCHICESHIJIEGUOBIAOMINGBIAOMINGLINSUANTIELIDIANCHIZAIDIWENXIA(0℃YIXIA)WUFASHIDIANDONGQICHEXINGSHI。JINGUANYEYOUCHANGJIAXUANCHENGLINSUANLITIEDIANCHIZAIDIWENXIARONGLIANGBAOCHILVHAIBUCUO,DANSHINEISHIZAIFANGDIANDIANLIUJIAOXIAOHEFANGDIANJIEZHIDIANYAHENDIDEQINGKUANGXIA。ZAIZHEIZHONGZHUANGKUANGXIA,SHEBEIGENBENJIUWUFAQIDONGGONGZUO。
3、CAILIAODEZHIBEICHENGBENYUDIANCHIDEZHIZAOCHENGBENJIAOGAO,DIANCHICHENGPINLVDI,YIZHIXINGCHA。LINSUANTIELIDENAMIHUAHETANBAOFUJINGUANTIGAOLECAILIAODEDIANHUAXUEXINGNENG,DANSHIYEDAILAILEQITAWENTI,RUNENGLIANGMIDUDEJIANGDI、HECHENGCHENGBENDETIGAO、DIANJIJIAGONGXINGNENGBULIANGYIJIDUIHUANJINGYAOQIUKEKEDENGWENTI。JINGUANLINSUANTIELIZHONGDEHUAXUEYUANSULi、FeYUPHENFENGFU,CHENGBENYEJIAODI,DANSHIZHIBEICHUDELINSUANTIELICHANPINCHENGBENBINGBUDI,JISHIQUDIAOQIANQIDEYANFACHENGBEN,GAICAILIAODEGONGYICHENGBENJIASHANGJIAOGAODEZHIBEIDIANCHIDECHENGBEN,HUISHIDEZUIZHONGDANWEICHUNENGDIANLIANGDECHENGBENJIAOGAO。
4、CHANPINYIZHIXINGCHA。MUQIANGUONEIHAIMEIYOUYIJIALINSUANTIELICAILIAOCHANGNENGGOUJIEJUEZHEIYIWENTI。CONGCAILIAOZHIBEIJIAODULAISHUO,LINSUANTIELIDEHECHENGFANYINGSHIYIGEFUZADEDUOXIANGFANYING,YOUGUXIANGLINSUANYAN、TIEDEYANGHUAWUYIJILIYAN,WAIJIATANDEQIANQUTIYIJIHAIYUANXINGQIXIANG。ZAIZHEIYIFUZADEFANYINGGUOCHENGZHONG,HENNANBAOZHENGFANYINGDEYIZHIXING。
5、ZHISHICHANQUANWENTI。MUQIANLINSUANTIELIDEJICHUZHUANLIBEIMEIGUODEZHOUDAXUESUOYOU,ERTANBAOFUZHUANLIBEIJIANADARENSUOSHENQING。ZHEILIANGGEJICHUXINGZHUANLISHIWUFARAOGUOQUDE,RUGUOCHENGBENZHONGJISUANSHANGZHUANLISHIYONGFEIDEHUA,NEICHANPINCHENGBENJIANGHUIJINYIBUTIGAO。
CIWAI,CONGYANFAHESHENGCHANLILIZIDIANCHIDEJINGYANLAIKAN,RIBENSHILILIZIDIANCHIZUIZAOSHANGYEHUADEGUOJIA,BINGQIEYIZHIZHANJUZHEGAODUANLILIZIDIANCHISHICHANG。ERMEIGUOJINGUANZAIYIXIEJICHUYANJIUSHANGLINGXIAN,DANSHIDAOMUQIANWEIZHIHAIMEIYOUYIJIADAXINGLILIZIDIANCHISHENGCHANQIYE。YINCI,RIBENXUANZEGAIXINGMENGSUANLIZUOWEIDONGLIXINGLILIZIDIANCHIZHENGJICAILIAOGENGYOUQIDAOLI。JISHISHIZAIMEIGUO,LIYONGLINSUANTIELIHEMENGSUANLIZUOWEIDONGLIXINGLILIZIDIANCHIZHENGJICAILIAODECHANGJIAYESHIGEZHANYIBAN,LIANBANGZHENGFUYESHITONGSHIZHICHIZHEILIANGZHONGTIXIDEYANFA。JIANYULINSUANTIELICUNZAIDESHANGSHUWENTI,HENNANZUOWEIDONGLIXINGLILIZIDIANCHIDEZHENGJICAILIAOZAIXINNENGYUANQICHEDENGLINGYUHUODEGUANGFANYINGYONG。RUGUONENGGOUJIEJUEMENGSUANLICUNZAIDEGAOWENXUNHUANYUCHUCUNXINGNENGCHADENANTI,PINGJIEQIDICHENGBENYUGAOBEILVXINGNENGDEYOUSHI,ZAIDONGLIXINGLILIZIDIANCHIZHONGDEYINGYONGJIANGYOUJUDADEQIANLI。