電動車鋰電池如何組裝
1、準備材料,包括不銹鋼電池盒,給電動車組裝的60V24AH鋰電池,鋰電池必須選用電動車動力電池。
2、將鋰電池20顆一串,共計8串。
3、8串鋰電池并聯起來,用隔(ge)板(ban)和膠(jiao)布(bu)做好絕緣。
4、膠(jiao)布固定(ding),串(chuan)聯(lian)焊(han)接保(bao)護線。
5、用熱縮(suo)膜把(ba)串焊好的(de)鋰電池包(bao)裹絕緣(yuan),接保(bao)護板(ban),做好絕緣(yuan),防止(zhi)短路(lu)。
6、鋰(li)(li)電池短路(lu)危害很大,熱縮膜包裹完鋰(li)(li)電池后電動車(che)鋰(li)(li)電池組(zu)裝就完成了,將(jiang)其放入電動車(che)即可。
電動車鋰電池使用注意事項
1、溫度
溫(wen)度對(dui)鋰電(dian)池(chi)壽(shou)命也有(you)較大的(de)影響,冰(bing)點以下(xia)環境(jing)(jing)有(you)可能(neng)使鋰電(dian)池(chi)在(zai)電(dian)動車(che)(che)打開(kai)的(de)瞬間(jian)燒(shao)毀,而過(guo)熱的(de)環境(jing)(jing)則(ze)會縮減電(dian)動車(che)(che)電(dian)池(chi)的(de)容量,切記不可將電(dian)動車(che)(che)太陽(yang)底下(xia)暴(bao)曬(shai)。
2、大電流
比如(ru)18650電(dian)(dian)(dian)芯(xin)(xin)(xin)是3C放電(dian)(dian)(dian),你(ni)電(dian)(dian)(dian)動車(che)是8000W的(de),用的(de)電(dian)(dian)(dian)芯(xin)(xin)(xin)低于你(ni)的(de)電(dian)(dian)(dian)動車(che)放電(dian)(dian)(dian)電(dian)(dian)(dian)流,這(zhe)樣會(hui)導致鋰電(dian)(dian)(dian)池溫度(du)過高,電(dian)(dian)(dian)流過大而(er)壽(shou)命變短(duan),還(huan)會(hui)出現鼓(gu)包報廢的(de)情況,如(ru)果你(ni)的(de)電(dian)(dian)(dian)動車(che)功(gong)率非常大,速度(du)非常快,建議選(xuan)擇10C電(dian)(dian)(dian)流的(de)18650電(dian)(dian)(dian)芯(xin)(xin)(xin),這(zhe)樣選(xuan)擇合適的(de)電(dian)(dian)(dian)芯(xin)(xin)(xin)顯然(ran)非常重要。
3、滿電存放
三元鋰電滿電是4.35V,目前市面上的保護板都是4.2V就截止充電,所以很多人買到電動車鋰電池都說(shuo)沒有標稱的容(rong)量多,其實(shi)就是這個原因(yin),一般長時間存放電動車(che)鋰(li)電池(chi),充滿半分之50的電視最好的,比如你買新手機(ji),很多都是開機(ji)百分之50的電量。
如果滿電存(cun)放時(shi)間長(chang),會讓鋰電池容量減少。磷酸鐵鋰和鈦酸鋰除外(wai),這兩種(zhong)是(shi)可以滿電存(cun)放的(de),還需要注意的(de)就是(shi)選擇品質(zhi)較好的(de)保護板,鋰電池最(zui)大的(de)禁(jin)忌(ji)就是(shi)過沖過放,三元(yuan)鋰一(yi)次過放就報廢(fei),過沖必定鼓包也報廢(fei)。
電動車鉛酸蓄電池好還是鋰電池好
鉛酸蓄(xu)電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)作為電(dian)(dian)(dian)(dian)動車電(dian)(dian)(dian)(dian)池(chi)(chi)(chi),在(zai)設(she)計上有它的優勢。優勢表現(xian)在(zai)它所(suo)提(ti)供的開路電(dian)(dian)(dian)(dian)源比較(jiao)大(相比鋰(li)(li)(li)電(dian)(dian)(dian)(dian)池(chi)(chi)(chi))來說(shuo)。一(yi)(yi)個12V的電(dian)(dian)(dian)(dian)池(chi)(chi)(chi),只需要(yao)(yao)做(zuo)成(cheng)一(yi)(yi)個電(dian)(dian)(dian)(dian)池(chi)(chi)(chi),而鋰(li)(li)(li)電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)在(zai)作為動力(li)電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)時可能(neng)需要(yao)(yao)串聯(lian)很(hen)多形成(cheng)電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)組才(cai)可以。對于動力(li)電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)設(she)計來說(shuo),鉛酸蓄(xu)電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)可以比較(jiao)容易的做(zuo)到(dao),而鋰(li)(li)(li)電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)則需要(yao)(yao)在(zai)設(she)計,后期(qi)充電(dian)(dian)(dian)(dian),使用維護中遇到(dao)很(hen)多問題。從制(zhi)造成(cheng)本上面來講,目前的動力(li)型電(dian)(dian)(dian)(dian)池(chi)(chi)(chi),前者(zhe)要(yao)(yao)抵,后者(zhe)要(yao)(yao)高。但鋰(li)(li)(li)電(dian)(dian)(dian)(dian)池(chi)(chi)(chi)是未(wei)來的發展趨勢。