德国飞艇

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德国飞艇

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比亚迪- 比亚迪汉

相比普通锂电池 刀片电池在安全性上有什么优势?

摘要: 在上一期《电车知识学堂》中,德国飞艇介绍了目前主流三元锂电池对于电池安全的防护设计,而最近还有一款新型的电池频频被推上热搜,引起了广泛的讨论,它就是德国飞艇今天的主角---刀片电池。

【电车资源 技术文章】在上一期《电车知识学堂》中,德国飞艇介绍了目前主流三元锂电池对于电池安全的防护设计,而最近还有一款新型的电池频频被推上热搜,引起了广泛的讨论,它就是德国飞艇今天的主角---刀片电池

《电车知识学堂》聊聊刀片电池的安全性“秘诀”

“daopiandianchi”zhongde“daopian”zhideshiqidantidianxindexingzhuang,bingfeishishenmeqiansuoweiyoudeheikeji,tazaihuaxuecengmianshangdebenzhirengranshideguofeitingshuzhidelinsuantielidianchi,dantongguobuduanyouhuadewulijiegoushejiyijicailiaogengxin,tayusanyuanlidianchidechajuyijingyuelaiyuexiao,jintiandeguofeitingjiulaikankanbiyadishiruhezuodaode,xindedaopiandianchiyusanyuanlidianchixiangbiyoushenmeyoushi。

 ● 采用CTP思路提升空间利用率

德国飞艇muqianchangjianchuantongjiegoudedianchibaoneibuzhangzheiyang(bufensanyuanlihaishilinsuantieli):

《电车知识学堂》聊聊刀片电池的安全性“秘诀”

chuantongdianchibaoneibujiegou

德国飞艇tuzhongshangbanbufenwei6kuaimozu,meiyigemozudoushiyouduogetongyangdexiaodianxinfengzhuangzucheng,zuihouzaijiangduogemozuanzhuangzaidaiyougudinghengliangyuzongliangdekuangjiazhong,benshencongdianxindaomozudekongjianliyonglvzai80%zuoyou,ercongmozudaodianchibaoyaobeilianjiebujianheneibugujiajizhanbushaokongjian,kongjianliyonglvhaiyaozaisunshiyiban,zuizhongdianxinzhizhandianchibaozongtijide40%zuoyou。

德国飞艇duiyutianshengnengliangmidujiaogaodesanyuanlidianchilaishuohaihao,danduiyuyuanbennengliangmidunanyizuogaodelinsuantielidianchilaishuozemingxianxianzhiledantidianxindenengliangmiduyijizongrongliangdetisheng。

《电车知识学堂》聊聊刀片电池的安全性“秘诀”

biyadidaopiandianchi

德国飞艇duici,biyadixuanzexiancongdianchidejiegourushou,tupochuantongdianchikuangjiadexianzhi,dazaolezhangtiaoxingdelinsuantielidianxin,tongguoctp(cell to pack)shejisilu,zhijiequxiaoledianchibaoneibudekuangjia,tongguohengxiangmijipailiededuopaidianxin,jiangneibukongjiandeliyonglvtishengdaole60%zuoyou。

《电车知识学堂》聊聊刀片电池的安全性“秘诀”

德国飞艇zuiweizhijiedejieguojiushidianchibaozhengtidenengliangmiduyijirongliangdetisheng。yidazaizuixindaopiandianchidebiyadihanevweili,qidianchibaozongnengliangwei76.9kwh,nengliangmidu140wh/kg,gongxinbudexuhanglichengnenggoudadao605km,yijingdadaolexinnengyuanchexuhangshuipingdediyitidui。

xindectpshejisilubujinrangdaopiandianchizaixingnengcanshushangdadaolepingjunshuiping,youyujianshaoledianchizuzhuangmozudeduanban、cebanyijiyongyugudingmozudekuangjia、luoshuandengjingujian,haijiangdilebufenzhizaochengben,tishengzhizaoxiaolv。

● 刀片电池的安全性

biyadidedaopiandianchihe“dao”bingmeiyoushenmeguanxi,zhishiyouyuqidianxinxingzhuangshifentebie,youzhangyoubo,jiuxiangdaopianyiyang,guchengzhiwei“daopiandianchi”。yingyongzaibiyadihanevchexingshangdedianxinzhangduwei1mi,kuanyue10limi,houdujinwei2limi,dantidianya3.34v,rongliangkeda100ah,zheishizhiqiandedianxinxingshishangcongweichuxianguodexingzhuang。

《电车知识学堂》聊聊刀片电池的安全性“秘诀”

1、外力挤压

zaizhiqiandewenzhangzhong,deguofeitingfenxiguolidianchihuifashengdezuiyanzhongdeanquanxingwentijiushiranshaoshenzhibaozha,chuxianzheixiewentidegenyuanzaiyudianchineibudereshikong,erbimianreshikongshouxiandeyaoqiujiushizaifashengpengzhuangshi,bimiandianxinshoudaowailijiya。

《电车知识学堂》聊聊刀片电池的安全性“秘诀”

biyadidedaopiandianchizaidianchibaodewaiceyiranshejiyouleisiqichefangzhuangliangdexinenghejiegou,nengtongguobianxingxinenglaidiyuduidianchibaobentidechongji,erdaopiandianxinzezhijieshuxiangjinmipailie,binggudingzaidianchibaodebiankuangshang,rangmeikuaidianxinbenshenyebianchengjiegoujian,chengweizhichengdianchibaodehengliang。yigenbobodehengliangqibudaoshenmezuoyong,danhengliangshuliangyiduo,jiuhuixingchengyoudianleisi“yibakuaiziningbuduan”dexiaoguo,bingqiemianjizuida,zuirongyifashengwanzhedebufenzhenghaomianxiangchetouyuchewei,waibuyougengweichongzudehuanchongquyu。

德国飞艇daopiandianchizai100-800kndeceshibiaozhunzhong,dianchibaozhifashengleqingweibianxing,weimaoyanheqihuo,erzaisandianyaqiangceshizhong,daopiandianchizuizhongkeyichengshou445kndeyali,qikechengshoudepengzhuang、jiyaqiangduqueshibichuantongdedianchibaojiegouhaiyaoqiang。

2、电芯热失控

yijingfashengdexinnengyuandiandongqicheshigudabufenyudonglidianchidereshikongyouguan,huoyouyupengzhuangjiya、huoyouyuguochongguofang,zuizhongdaozhidianxinguoreqihuo。

《电车知识学堂》聊聊刀片电池的安全性“秘诀”

putongdesanyuanlidianchizaichaoguo200℃shijiuyoukenengfashengreshikong,qiezhengjicailiaohannieyuegaojiuyuebuwending(muqiannengliangmiduzuigaodencm811dianchibiaoshizhengjidenie、gu、mengpeibiwei8:1:1,lilunshangzuibuwending),ruobmswufajishiduandiansanre,jiufeichangrongyifashengranshao。

德国飞艇erlinsuantielizhengjicailiaobenshenderewendingxingjiubisanyuanliyaohaobushao,zai500℃yineidouyouzhejigaodewendingxing,chaoguo800℃shicaiyoufashengreshikongdekeneng。ciwaijibianfashengreshikong,linsuantielidianchidefangreyefeichanghuanman,qiefenjieshibuhuishifangyangqi,jianshaoleqihuodefengxian。

《电车知识学堂》聊聊刀片电池的安全性“秘诀”

duibitongyangcailiaodechuantongdianchi,daopiandianchidezhangtiaojiegousanremianjida,bansuierlaidehaiyouzhenggedianludehuiluzhang,chanrenenglidi。zongjieqilaijiushi: fareliangdihesanrexingnenghao,neimereshikonghuozirandegailvyejiuxiaolehenduo。

《电车知识学堂》聊聊刀片电池的安全性“秘诀”

zaizhenduilidianchizuinandezhencishiyanzhong,biyadianzhaogb/t 31485-2015dezhencishiyanfangfa,jiangdianchichongmandian,yongzhijingwei5mmdenaigaowengangzhen,yi(25±5)mm/sdesudu,congchuizhiyudianchijibandefangxiangguanchuanzhengkuaidianchi,renweidechuangzaoyigejixianqingkuangxiadeduanluhuanjing,laikaoyandianchishousunzuiyanzhongshideanquanxing。

《电车知识学堂》聊聊刀片电池的安全性“秘诀”

zaichuancihou,ncm622sanyuanlilizidianchishunjianjulieranshao,biaomianwenduchaoguo500℃。chuantongdelinsuantielikuaizhuangdianchizaijingguoduanzandefanyingshijianhou,dianchikaishipengzhangbingdakailexieyafa,jiangneibugaowenyetiyuqitipenchu,suiranmeiyouchanshengminghuo,danbiaomianwenduyeshenggaozhi200℃-400℃,suiranyeyouyidingweixian,danzongtishanghaizaikongzhifanweizhinei。

《电车知识学堂》聊聊刀片电池的安全性“秘诀”

德国飞艇zuihoudaopiandianchidedianyazaichuancihouhaizhishiyihenhuanmandesuduxiajiang,bingqiemeiyoumaoyanqihuoxianxiang,biaomiandezuigaowenduyejintingliuzai30-60℃,shifenanquan。tuiyibujiang,jiusuanzaijiduanqingkuangxiachuxianreshikong,dazaidaopiandianchidechexingyenengtigonggengzhangdetaoshengjijiuyuanshijian。

● 写在最后

zaigonggongchongdianzhuangdengsheshishangweidaguimopujidejintian,xinnengyuancheduigaonengliangmidu、gaoxuhangdezhuiqiurengranshizhuliumubiao。sanyuanlidianchidezhengjicailiaocongyuanbende333、532、622,zaidao811,suizhenengliangmidudebuduantigao,dianchiderewendingxingyehuibiancha,jinqiduoqidiandongchedeziranshijianyerangrenmenduidiandongchedeanquanxingyuelaiyueguanzhu。

德国飞艇erbiyadidaopiandianchidechuxian,dakaileyidaojiejuexinnengyuanqichexuhangyuanquanmaodundequanxindamen,jirandaopiandianchizaijiegoushangyouzhekongjianliyonglvgao、sanremianjida、dianluhuiluzhang、chanrenenglididetedian,neimedeguofeitingshifoukeyijiangsanyuanlidianchiyezuocheng“daopian”dexingzhuangni,zheihuoxushiweilaidelingyigefangxiang。


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