手(shou)機鋰電(dian)池(chi)的正(zheng)確使用(yong)方(fang)法(fa) 手(shou)機鋰電(dian)池(chi)充(chong)電(dian)方(fang)法(fa)
一、手機鋰電池的構成
手機(ji)鋰電(dian)池主要(yao)由(you)塑膠(jiao)殼(ke)上(shang)下蓋、鋰電(dian)芯(xin)、保護線路板(PCB)和可恢復保險(xian)絲(polyswitch)組成。有的廠(chang)家還配置了NTC、識別電(dian)阻、震(zhen)動馬達或充電(dian)電(dian)路等元件(jian)。各部分(fen)功能如下:
(1) 鋰電芯:提供可充放電源。
(2) 保護線路板(ban)(PCB):防止(zhi)電(dian)池過(guo)充過(guo)放(fang)短路。
(3) 可恢(hui)復(fu)保險絲(PTC): 正(zheng)熱敏電阻起到高溫保護作用同(tong)時又是保護線(xian)路板失效后的(de)二重保護。
(4) 可恢復保險(xian)絲(si)(NTC): 負熱敏電(dian)阻,感應電(dian)池內部溫度起到低溫保護作用(yong)。
(5) 識別(bie)(bie)電(dian)(dian)阻(zu):識別(bie)(bie)原裝(zhuang)(zhuang)電(dian)(dian)池(chi)非原裝(zhuang)(zhuang)電(dian)(dian)池(chi)不能使用其(qi)中(zhong)電(dian)(dian)芯(xin)是非常重要的(de),而機芯(xin)也有(you)幾個級別(bie)(bie),有(you)A級電(dian)(dian)芯(xin),B級電(dian)(dian)芯(xin)。
二、手機鋰電池的充放電正確方法
手機(ji)鋰(li)電(dian)(dian)(dian)池(chi)(chi)(chi)充(chong)電(dian)(dian)(dian)正確方(fang)法現在手機(ji)用的是(shi)鋰(li)離子(zi)電(dian)(dian)(dian)池(chi)(chi)(chi),所(suo)以(yi),不(bu)(bu)存(cun)在記憶效(xiao)應(ying)問題,也不(bu)(bu)需(xu)(xu)要激(ji)活,第一(yi)次(ci)(ci)充(chong)電(dian)(dian)(dian)不(bu)(bu)需(xu)(xu)要像鎳電(dian)(dian)(dian)那樣沖(chong)12小(xiao)時(shi)(shi)以(yi)上(shang),只需(xu)(xu)要充(chong)4小(xiao)時(shi)(shi)左右(you),離子(zi)電(dian)(dian)(dian)池(chi)(chi)(chi)的壽命(ming)只與(yu)充(chong)電(dian)(dian)(dian)次(ci)(ci)數有關系,鋰(li)離子(zi)電(dian)(dian)(dian)池(chi)(chi)(chi)可以(yi)充(chong)電(dian)(dian)(dian)1000次(ci)(ci)左右(you)。待機(ji)時(shi)(shi)間(jian)與(yu)使用情況有關系。但是(shi),賣手機(ji)的卻說(shuo)前(qian)面三次(ci)(ci)充(chong)電(dian)(dian)(dian)時(shi)(shi)間(jian)要達到(dao)12小(xiao)時(shi)(shi)。到(dao)底怎么回事(shi)?
關于如何充電的方法:
1、如(ru)何為新電(dian)池(chi)充電(dian)在使用鋰電(dian)池(chi)中應(ying)注意(yi)的(de)是(shi),電(dian)池(chi)放(fang)置(zhi)一段時間(jian)后則進入休(xiu)眠狀態,此時容量低于正(zheng)常(chang)值(zhi),使用時間(jian)亦(yi)隨(sui)之縮短。但鋰電(dian)池(chi)很容易激活,只要(yao)經過3-5次正(zheng)常(chang)的(de)充放(fang)電(dian)循環就可激活電(dian)池(chi),恢(hui)復正(zheng)常(chang)容量。由于鋰電(dian)池(chi)本身的(de)特(te)性,決(jue)定了(le)它幾(ji)乎沒有(you)記憶(yi)效應(ying)。
對(dui)于(yu)鋰(li)電(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)(de)(de)“激活”問(wen)題(ti),眾(zhong)多(duo)的(de)(de)(de)(de)說法(fa)是(shi):充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)時間(jian)一(yi)定要超(chao)過12小時,反復做三(san)次,以(yi)(yi)便激活電(dian)(dian)(dian)(dian)池(chi)(chi)。這種“前三(san)次充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)要充(chong)(chong)(chong)(chong)12小時以(yi)(yi)上”的(de)(de)(de)(de)說法(fa),明(ming)顯是(shi)從(cong)鎳(nie)電(dian)(dian)(dian)(dian)池(chi)(chi)(如鎳(nie)鎘和(he)鎳(nie)氫)延續下來(lai)的(de)(de)(de)(de)說法(fa)。所(suo)以(yi)(yi)這種說法(fa),可以(yi)(yi)說一(yi)開始(shi)就是(shi)誤傳。鋰(li)電(dian)(dian)(dian)(dian)池(chi)(chi)和(he)鎳(nie)電(dian)(dian)(dian)(dian)池(chi)(chi)的(de)(de)(de)(de)充(chong)(chong)(chong)(chong)放電(dian)(dian)(dian)(dian)特(te)性(xing)有(you)非常大(da)的(de)(de)(de)(de)區別(bie),而且可以(yi)(yi)非常明(ming)確的(de)(de)(de)(de)告訴大(da)家,我所(suo)查閱過的(de)(de)(de)(de)所(suo)有(you)嚴肅的(de)(de)(de)(de)正式技(ji)術資料都(dou)強調過充(chong)(chong)(chong)(chong)和(he)過放電(dian)(dian)(dian)(dian)會對(dui)鋰(li)電(dian)(dian)(dian)(dian)池(chi)(chi)、特(te)別(bie)是(shi)液(ye)體鋰(li)離子(zi)電(dian)(dian)(dian)(dian)池(chi)(chi)造成巨(ju)大(da)的(de)(de)(de)(de)傷(shang)害(hai)。因而充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)最(zui)好按照(zhao)標(biao)準時間(jian)和(he)標(biao)準方(fang)法(fa)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian),特(te)別(bie)是(shi)不(bu)要進行超(chao)過12個小時的(de)(de)(de)(de)超(chao)長充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)。通常,手(shou)機說明(ming)書(shu)上介紹的(de)(de)(de)(de)充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)方(fang)法(fa),就是(shi)適合(he)該(gai)手(shou)機的(de)(de)(de)(de)標(biao)準充(chong)(chong)(chong)(chong)電(dian)(dian)(dian)(dian)方(fang)法(fa)。
此(ci)外,鋰(li)電(dian)(dian)(dian)(dian)池的(de)(de)手機或(huo)充(chong)電(dian)(dian)(dian)(dian)器(qi)(qi)在(zai)電(dian)(dian)(dian)(dian)池充(chong)滿(man)后都會自動停充(chong),并不存在(zai)鎳電(dian)(dian)(dian)(dian)充(chong)電(dian)(dian)(dian)(dian)器(qi)(qi)所謂(wei)的(de)(de)持(chi)續10幾小時的(de)(de)“涓流”充(chong)電(dian)(dian)(dian)(dian)。也就(jiu)是(shi)說,如果你的(de)(de)鋰(li)電(dian)(dian)(dian)(dian)池在(zai)充(chong)滿(man)后,放在(zai)充(chong)電(dian)(dian)(dian)(dian)器(qi)(qi)上也是(shi)白(bai)充(chong)。而我們(men)誰都無法保(bao)證電(dian)(dian)(dian)(dian)池的(de)(de)充(chong)放電(dian)(dian)(dian)(dian)保(bao)護電(dian)(dian)(dian)(dian)路的(de)(de)特性永不變化和質量(liang)的(de)(de)萬無一失,所以你的(de)(de)電(dian)(dian)(dian)(dian)池將長期(qi)處在(zai)危險的(de)(de)邊緣(yuan)徘徊。這(zhe)也是(shi)我們(men)反對長充(chong)電(dian)(dian)(dian)(dian)的(de)(de)另一個理由。
此外在(zai)對某(mou)些手(shou)機(ji)(ji)上,充(chong)電(dian)(dian)(dian)(dian)超過(guo)一定的(de)(de)(de)(de)時間(jian)后,如果不(bu)(bu)去取下充(chong)電(dian)(dian)(dian)(dian)器(qi),這時系(xi)統不(bu)(bu)僅不(bu)(bu)停(ting)止充(chong)電(dian)(dian)(dian)(dian),還將開(kai)始放電(dian)(dian)(dian)(dian)-充(chong)電(dian)(dian)(dian)(dian)循環。也(ye)許這種做法的(de)(de)(de)(de)廠商自有其(qi)目的(de)(de)(de)(de),但顯然對電(dian)(dian)(dian)(dian)池和手(shou)機(ji)(ji)/充(chong)電(dian)(dian)(dian)(dian)器(qi)的(de)(de)(de)(de)壽(shou)命而言(yan)是(shi)不(bu)(bu)利的(de)(de)(de)(de)。同時,長充(chong)電(dian)(dian)(dian)(dian)需要(yao)很長的(de)(de)(de)(de)時間(jian),往往需要(yao)在(zai)夜間(jian)進(jin)行(xing),而以我國電(dian)(dian)(dian)(dian)網(wang)的(de)(de)(de)(de)情況看,許多(duo)地方夜間(jian)的(de)(de)(de)(de)電(dian)(dian)(dian)(dian)壓(ya)都比較高,而且波(bo)動較大。前面已經說(shuo)過(guo),鋰電(dian)(dian)(dian)(dian)池是(shi)很嬌貴的(de)(de)(de)(de),它比鎳電(dian)(dian)(dian)(dian)在(zai)充(chong)放電(dian)(dian)(dian)(dian)方面耐波(bo)動的(de)(de)(de)(de)能力差得多(duo),于是(shi)這又帶(dai)來附(fu)加的(de)(de)(de)(de)危險(xian)。
此外,不可忽視的(de)另外一個方(fang)面就是鋰電(dian)池同樣也(ye)不適(shi)合(he)過(guo)放電(dian),過(guo)放電(dian)對鋰電(dian)池同樣也(ye)很不利。這(zhe)就引出下面的(de)問(wen)題。
2、正常使用中應該(gai)何(he)時開始充(chong)(chong)電(dian),經常可(ke)以見到(dao)這種說法(fa),因(yin)為充(chong)(chong)放電(dian)的次(ci)數(shu)是有(you)限的,所以應該(gai)將手機電(dian)池的電(dian)盡可(ke)能用光(guang)再(zai)充(chong)(chong)電(dian)。但是我找到(dao)一個關(guan)(guan)于鋰離子電(dian)池充(chong)(chong)放電(dian)循(xun)環的實(shi)驗表(biao),關(guan)(guan)于循(xun)環壽(shou)命(ming)的數(shu)據(ju)列出如下(xia):循(xun)環壽(shou)命(ming) (10%DOD):> 1000次(ci)循(xun)環壽(shou)命(ming) (100%DOD):> 200次(ci)
3、對鋰(li)(li)電池(chi)手機的(de)正確做法歸(gui)結(jie)起來,我對鋰(li)(li)電池(chi)手機在使用(yong)(yong)中的(de)充(chong)(chong)放電問題最重要(yao)(yao)的(de)提示是(shi):a 按照標準的(de)時(shi)(shi)間和程序充(chong)(chong)電,即使是(shi)前三次(ci)也要(yao)(yao)如(ru)此進行;b 當出現(xian)手機電量(liang)過低(di)提示時(shi)(shi),應該盡量(liang)及時(shi)(shi)開始充(chong)(chong)電;c 鋰(li)(li)電池(chi)的(de)激(ji)活(huo)并不需要(yao)(yao)特別(bie)的(de)方法,在手機正常使用(yong)(yong)中鋰(li)(li)電池(chi)會自然激(ji)活(huo)。如(ru)果你執意要(yao)(yao)用(yong)(yong)流傳(chuan)的(de)“前三次(ci)12小時(shi)(shi)長充(chong)(chong)電激(ji)活(huo)”方法,實際上(shang)也不會有(you)效果。
因(yin)此(ci),所有追求12小時(shi)超長充(chong)電和把鋰電池手機用到自動關機的(de)做法,都是錯誤的(de)。如果你以前是按(an)照錯誤的(de)說法做的(de),請你及時(shi)改(gai)正,也許為時(shi)還不晚(wan)。
當(dang)然,在手(shou)(shou)機(ji)及充(chong)(chong)電(dian)(dian)器自身保(bao)護和控(kong)制電(dian)(dian)路(lu)質量(liang)良好的(de)(de)(de)(de)情(qing)況(kuang)下,對鋰電(dian)(dian)池(chi)(chi)的(de)(de)(de)(de)保(bao)護還是(shi)有相當(dang)保(bao)證的(de)(de)(de)(de)。所以對充(chong)(chong)電(dian)(dian)規則的(de)(de)(de)(de)理解(jie)才(cai)是(shi)重點,在某些情(qing)況(kuang)下也是(shi)可(ke)以做(zuo)(zuo)出某種讓步的(de)(de)(de)(de)。比如你(ni)(ni)(ni)發現(xian)手(shou)(shou)機(ji)在你(ni)(ni)(ni)夜晚(wan)睡(shui)覺前必須(xu)充(chong)(chong)電(dian)(dian)的(de)(de)(de)(de)話,你(ni)(ni)(ni)也可(ke)以在睡(shui)前開(kai)始(shi)充(chong)(chong)電(dian)(dian)。問題的(de)(de)(de)(de)關鍵在于,你(ni)(ni)(ni)應該(gai)知道(dao)正確的(de)(de)(de)(de)做(zuo)(zuo)法是(shi)什么,并且不要刻意按照(zhao)錯(cuo)誤的(de)(de)(de)(de)說法去做(zuo)(zuo)。手(shou)(shou)機(ji)鋰電(dian)(dian)池(chi)(chi)的(de)(de)(de)(de)充(chong)(chong)放電(dian)(dian)是(shi)有講究的(de)(de)(de)(de),同時一些品牌電(dian)(dian)池(chi)(chi)能做(zuo)(zuo)到手(shou)(shou)機(ji)電(dian)(dian)池(chi)(chi)充(chong)(chong)放電(dian)(dian)次數較多(duo)。
4、使(shi)(shi)用(yong)鋰電(dian)池(chi)注意(yi)防火有(you)許多人或許是從手(shou)機才開始熟(shu)悉(xi)鋰電(dian)池(chi)的。其實,它(ta)在(zai)許多家電(dian)中都有(you)使(shi)(shi)用(yong)。毋庸置疑,鋰電(dian)池(chi)高(gao)效(xiao)、體輕等(deng)等(deng)優點正使(shi)(shi)其迅(xun)速地(di)推廣應用(yong)開來。可(ke)是,你是否(fou)知道,使(shi)(shi)用(yong)不慎,它(ta)也會使(shi)(shi)你惹“火”上(shang)身?
鋰(li)電池(chi)具有體(ti)輕、高效、耐低溫(-40℃)等優點(dian),0.3mm厚、郵票大小的(de)鋰(li)電池(chi)可(ke)連續使用5年(nian)(nian)以上,近年(nian)(nian)來正逐步(bu)淘汰現用的(de)堿(jian)性干電池(chi)和(he)錳電池(chi),廣泛應用于許多高檔家電和(he)手機中。
鋰電(dian)池(chi)(chi)(chi)不同(tong)于(yu)現用的(de)錳電(dian)池(chi)(chi)(chi)和堿性干(gan)電(dian)池(chi)(chi)(chi)的(de)氯化(hua)鋅和氫氧化(hua)鉀水溶電(dian)解液,它使(shi)用的(de)是(shi)有機溶媒。鋰電(dian)池(chi)(chi)(chi)正(zheng)極采用二氧化(hua)錳、氟化(hua)鉛(qian)、氯化(hua)亞硫等材料。負(fu)極采用的(de)鋰金(jin)屬箔(bo)同(tong)一般電(dian)池(chi)(chi)(chi)負(fu)極使(shi)用的(de)氯化(hua)鋅相比,離子化(hua)傾向強(qiang)、正(zheng)負(fu)極電(dian)壓差大(da),這樣提高了鋰電(dian)池(chi)(chi)(chi)的(de)工作效能。
但是,鋰電池(chi)在(zai)使(shi)用(yong)過(guo)程(cheng)中常常會出現(xian)發(fa)熱、燃燒(shao)現(xian)象(xiang),輕者(zhe)影(ying)響(xiang)主(zhu)機使(shi)用(yong),重(zhong)者(zhe)還會燒(shao)毀主(zhu)機引起(qi)(qi)火災(zai)(zai)。據報道,日(ri)本(ben)近(jin)年來已發(fa)生多起(qi)(qi)因(yin)鋰電池(chi)發(fa)熱燃燒(shao)引起(qi)(qi)的家庭火災(zai)(zai)事故。
那么(me)鋰(li)電池為什么(me)會(hui)發(fa)熱(re)、燃燒呢(ni)?原來(lai)鋰(li)電池中(zhong)的許(xu)多(duo)材料(liao)與水(shui)接(jie)觸后(hou),可(ke)(ke)發(fa)生劇烈的化學反應并釋放(fang)出(chu)大量熱(re)能(neng)導致發(fa)熱(re)、燃燒現(xian)象。鋰(li)電池正極的二氧化錳,只沾一(yi)小滴水(shui)便(bian)可(ke)(ke)出(chu)現(xian)發(fa)熱(re)現(xian)象。鋰(li)電池中(zhong)的氯化亞硫與水(shui)接(jie)觸后(hou),在生成鹽酸和(he)二氧化硫的同時(shi)釋放(fang)熱(re)能(neng),幾種(zhong)(zhong)因素(su)使(shi)鋰(li)電池成為生活中(zhong)的“火(huo)(huo)種(zhong)(zhong)”,因此人(ren)們在使(shi)用(yong)鋰(li)電池時(shi)一(yi)定要注(zhu)意(yi)防(fang)(fang)水(shui)、防(fang)(fang)潮(chao)濕。各種(zhong)(zhong)主機停用(yong)后(hou),應取下鋰(li)電池置于干燥、低溫處妥善保管,以預(yu)防(fang)(fang)和(he)避免因鋰(li)電池使(shi)用(yong)不當而(er)引起(qi)家(jia)庭火(huo)(huo)災事故的發(fa)生。
關于鋰電池及手機電池在使用過程中出現膨脹的原因及分析
電(dian)池用久了正常情(qing)況(kuang)下是(shi)不會(hui)膨(peng)脹,電(dian)池膨(peng)脹的(de)原因(yin)是(shi)充(chong)電(dian)時間過長(chang)導致的(de)。它不會(hui)影(ying)響使用,只(zhi)是(shi)待(dai)機時間會(hui)越來越短。電(dian)池發熱(re)膨(peng)脹的(de)原因(yin):
a、手機(ji)在待(dai)機(ji)時(shi)的功耗是(shi)很小的,也(ye)就是(shi)說(shuo)它的電(dian)池的等效負荷電(dian)阻(zu)大,所(suo)(suo)以放電(dian)電(dian)流很小所(suo)(suo)以電(dian)池不會發熱,電(dian)池電(dian)能的內(nei)耗很小。
b、手機(ji)在待通話或游(you)戲(xi)時(shi)的(de)(de)(de)功耗是很(hen)大的(de)(de)(de),也(ye)就(jiu)是說它(ta)的(de)(de)(de)電(dian)(dian)(dian)池(chi)的(de)(de)(de)等效負(fu)荷電(dian)(dian)(dian)阻(zu)小,工作時(shi)是大電(dian)(dian)(dian)流(liu)放電(dian)(dian)(dian)。電(dian)(dian)(dian)池(chi)在放掉(diao)一(yi)部(bu)分(fen)(fen)電(dian)(dian)(dian)以后,內(nei)(nei)阻(zu)增大,但(dan)是,手機(ji)的(de)(de)(de)工作需要的(de)(de)(de)電(dian)(dian)(dian)流(liu)不能減小,那(nei)么,相當(dang)大的(de)(de)(de)一(yi)部(bu)分(fen)(fen)能量(liang)就(jiu)消(xiao)耗在電(dian)(dian)(dian)池(chi)的(de)(de)(de)內(nei)(nei)阻(zu)上(shang),導致電(dian)(dian)(dian)池(chi)發(fa)熱,放電(dian)(dian)(dian)加(jia)速,電(dian)(dian)(dian)池(chi)的(de)(de)(de)使用時(shi)間(jian)也(ye)就(jiu)很(hen)快的(de)(de)(de)縮短。
以(yi)上就是手(shou)機(ji)電池在長時間使(shi)用是會(hui)發熱的(de)原因。
5、手機電池(chi)發(fa)熱的危害及解決辦法(fa)
a、手機電池長(chang)時間(jian)發熱會導致(zhi)手機內部機件(jian)發熱,從而使手機重新啟(qi)動或 掛斷(duan)通話中的電話。
b、手機電(dian)(dian)(dian)池(chi)(chi)長時間(jian)發(fa)熱會使(shi)電(dian)(dian)(dian)池(chi)(chi)本身(shen)的(de)熱量增加(jia),如果是(shi)密(mi)封(feng)的(de)(NOKIA之類的(de)是(shi)不密(mi)封(feng)的(de),是(shi)直接將電(dian)(dian)(dian)池(chi)(chi)裝(zhuang)入的(de))電(dian)(dian)(dian)池(chi)(chi)會使(shi)其內(nei)部空(kong)氣(qi)劇烈膨(peng)脹(zhang),導(dao)致電(dian)(dian)(dian)池(chi)(chi)象外突起,嚴重的(de)會使(shi)電(dian)(dian)(dian)池(chi)(chi)爆炸。
c、手(shou)機電池(chi)長時間發熱會加速手(shou)機本(ben)身的老化進(jin)程(cheng),縮短其壽(shou)命。
以上就是手機電池長時(shi)間(jian)發(fa)熱對手機的(de)危害(hai)。
解決辦法:
1、如(ru)果(guo)手(shou)(shou)機(ji)電(dian)(dian)池(chi)已經被充的(de)鼓(gu)起來的(de)話,也(ye)有(you)辦法解(jie)決。就是(shi)用(yong)手(shou)(shou)指先(xian)找到電(dian)(dian)池(chi)的(de)空隙(xi)(手(shou)(shou)機(ji)電(dian)(dian)池(chi)背面靠近手(shou)(shou)機(ji)充電(dian)(dian)電(dian)(dian)極(ji)一(yi)方(fang),按(an)下去有(you)點軟的(de)地方(fang)),用(yong)針(zhen)對將戳一(yi)個小(xiao)洞,讓(rang)里面的(de)空氣跑出來就行(xing)了。
2、另外(wai)買(mai)一塊電池。