一、18650鋰電池是什么意思
18650這幾個(ge)數字,代表(biao)外表(biao)尺寸:18指電池(chi)直徑18.0mm,650指電池高度65.0mm。常(chang)見的18650電(dian)(dian)池分為鋰離子電(dian)(dian)池、磷酸鐵鋰和(he)鎳氫電(dian)(dian)池。電(dian)(dian)壓及(ji)容量規格為鎳氫電(dian)(dian)池電(dian)(dian)壓為1.2V常見容量(liang)為2500MAH,鋰離子電池電壓為3.6V常見(jian)容量為1500MAH-3100MAH。
18650鋰電(dian)池電壓
常見的可(ke)充18650鋰電池,電壓都是標(biao)3.6或者3.7v,充滿電的時候是4.2v,這跟電量(容量)關(guan)系不大,18650電(dian)池主流(liu)的(de)容量從1800mAh到(dao)2600mAh,(18650動力電池(chi)容(rong)量(liang)多在(zai)1200~1600mAh),主流(liu)的容量甚至有標3500或4000mAh以上(shang)的都有(提醒(xing)大家,3100mAh以上的18650如果是國產的話那基本上可認為(wei)是假(jia)的,目前量產了的最大容(rong)量為(wei)3400mAh)。
18650鋰電池用(yong)途
18650電(dian)池壽命理(li)論(lun)為循環充電(dian)1000次。由于單位密(mi)度的容(rong)量(liang)很大,所(suo)以(yi)常用(yong)于大部份用(yong)于筆記本電池,除此之(zhi)外,因18650在工作中的穩定性能(neng)非常好(hao),廣泛(fan)應用于各大電子領域:常(chang)用于(yu)高(gao)檔(dang)強光手電(dian)、隨(sui)身(shen)電(dian)源,無(wu)線數據傳輸(shu)器,電熱保暖衣、鞋,便攜(xie)式(shi)儀器儀表,便攜(xie)式(shi)照明設備,便攜(xie)式(shi)打印(yin)機,工業(ye)儀器,醫療儀器等。
18650鋰電池區別
一般18650的電池在工業上用的比較多,民用的很少,常見的也就(jiu)在筆(bi)記本電池和高檔手(shou)電上用的比較多。
18650鋰(li)電池型號
18650只是(shi)電(dian)池的尺寸型(xing)號(hao),根據(ju)電(dian)池種類還能分為(wei),鋰離子的18650,磷酸鐵鋰的18650,鎳(nie)氫的18650(很(hen)少見),常見的(de)18650是鋰離子(zi)的。
二、18650鋰電池(chi)修復(fu)方(fang)法介紹
1、鋰電池修(xiu)復(fu)方法一:
用橡皮檫或(huo)其他清潔工具可擦除表面(mian)的(de)生銹物質。
鋰電池修復(fu)方法一原理:
長(chang)時間使(shi)用(yong)(yong)的(de)鋰電(dian)池(chi)(chi)的(de)金屬表(biao)面會(hui)有一定程(cheng)度(du)的(de)氧(yang)化,導(dao)致手(shou)機(ji)電(dian)池(chi)(chi)跟(gen)手(shou)機(ji)接觸(chu)不好(hao),鋰電(dian)池(chi)(chi)使(shi)用(yong)(yong)時間變(bian)短,而用(yong)(yong)橡皮檫或其他清潔工具可擦(ca)除(chu)表(biao)面的(de)生銹(xiu)物質,讓電(dian)池(chi)(chi)與手(shou)機(ji)接觸(chu)變(bian)好(hao)。
2、鋰電池修復方法二:
將你的(de)電(dian)(dian)(dian)池全部用(yong)完后取下來,用(yong)溫(wen)度(du)(du)處理,電(dian)(dian)(dian)池在溫(wen)度(du)(du)不穩定的(de)情況下會大(da)大(da)的(de)縮(suo)短使(shi)用(yong)時(shi)間,因(yin)為(wei)電(dian)(dian)(dian)池是沒有(you)電(dian)(dian)(dian)的(de)并且相當一部分(fen)鋰離子已經帶有(you)記(ji)憶電(dian)(dian)(dian)了用(yong)這樣的(de)方法可以使(shi)記(ji)憶電(dian)(dian)(dian)釋放(fang)一部分(fen),冬天到了,放(fang)到外面一會,再拿(na)到屋里(li)。
鋰電池修復方法二的(de)原理:
低(di)溫能使鋰(li)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)內(nei)部(bu)(bu)的(de)電(dian)(dian)(dian)(dian)(dian)(dian)解(jie)液發生變化(hua)(hua),促進(jin)剛(gang)(gang)剛(gang)(gang)經過(guo)冷凍(dong)的(de)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)發生化(hua)(hua)學反應。鋰(li)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)的(de)使用過(guo)程(cheng)其實是一個充(chong)放(fang)電(dian)(dian)(dian)(dian)(dian)(dian)過(guo)程(cheng)。在這期間,電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)內(nei)的(de)陰電(dian)(dian)(dian)(dian)(dian)(dian)荷和(he)陽電(dian)(dian)(dian)(dian)(dian)(dian)荷相(xiang)互(hu)交撞(zhuang)。電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)之所以會(hui)越來越不經用,是因(yin)為在正常的(de)室溫下(xia),電(dian)(dian)(dian)(dian)(dian)(dian)子內(nei)部(bu)(bu)的(de)動能比(bi)較大,因(yin)而電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)處(chu)于活(huo)躍(yue)狀態,漏電(dian)(dian)(dian)(dian)(dian)(dian)情況相(xiang)對頻(pin)繁。而將鋰(li)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)放(fang)入低(di)溫環境里,鋰(li)電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)表面(mian)的(de)鋰(li)膜與電(dian)(dian)(dian)(dian)(dian)(dian)解(jie)液的(de)微觀結構,以及它們的(de)交界面(mian)都(dou)會(hui)發生明顯(xian)變化(hua)(hua),導致電(dian)(dian)(dian)(dian)(dian)(dian)池(chi)(chi)內(nei)部(bu)(bu)暫不活(huo)躍(yue),漏電(dian)(dian)(dian)(dian)(dian)(dian)流(liu)減少。所以再次充(chong)電(dian)(dian)(dian)(dian)(dian)(dian)后(hou),手(shou)機的(de)待電(dian)(dian)(dian)(dian)(dian)(dian)時間會(hui)增加。
3、鋰(li)電池(chi)修(xiu)復方法三:
還有一種(zhong)方法,取(qu)下(xia)電(dian)(dian)池(chi),放一周左右,將電(dian)(dian)慢慢的消(xiao)耗(hao),需要先用機器將電(dian)(dian)完(wan)全消(xiao)耗(hao)之后。然后再全沖(chong),估記你(ni)現在的充電(dian)(dian)時(shi)間肯定很短了,沖(chong)滿后,斷(duan)開再沖(chong),反(fan)復幾次,絕對有效(xiao)。
鋰電池修復方法三的原理
鋰(li)電池的循環(huan)使用壽命約600多(duo)次(ci)。如果充電(dian)(dian)次(ci)數多(duo)了,分子(zi)的(de)(de)熱運動會使其內部分子(zi)排列微(wei)觀結構逐漸被破壞,存(cun)儲電(dian)(dian)荷效(xiao)率會漸漸降低。而冷凍(dong)的(de)(de)過(guo)程容(rong)易(yi)破壞電(dian)(dian)池(chi)原來的(de)(de)內部結構,短時間內或許可以增(zeng)加(jia)充載(zai)電(dian)(dian)荷的(de)(de)能力,但長期(qi)使用未必有效(xiao)。鋰電(dian)(dian)池(chi)內的(de)(de)微(wei)觀結構一(yi)旦被破壞,再要完(wan)全恢復過(guo)來是不(bu)可能的(de)(de),長期(qi)使用這種方(fang)法會加(jia)速(su)手機電(dian)(dian)池(chi)的(de)(de)損耗。
鋰電池修復方法三的原理:對手機進行深度放電,就是通過耗盡內部電能,來達到更深程度的再充電,這需要采用一些非常規的方法。想辦法將手機與一個1.5V小燈泡(pao)相連(lian),鋰電池內(nei)部的(de)電量(liang)會(hui)傳輸到小燈泡(pao)上,直到全部都放光。手機需要通(tong)過較低(di)的(de)電壓慢慢耗(hao)盡(jin)電能(neng)。正常情(qing)況下,手機接通(tong)后(hou)若低(di)于3.6伏(fu)的額定電壓,就會自動關機(ji)。放完電后(hou),再次(ci)充電的手(shou)機(ji)電池可以使用更長時間。