手機電池容量檢測方法
1、借(jie)助(zhu)針對手機的專門測試電池(chi)容量(liang)的軟件,查看電池(chi)容量(liang)。
2、在保證測試(shi)過程是恒流(liu)的情況下(xia),選取跟要(yao)測試(shi)手機電(dian)(dian)(dian)(dian)阻(zu)相近(jin)的電(dian)(dian)(dian)(dian)阻(zu)與電(dian)(dian)(dian)(dian)流(liu)表串聯(lian)后,對充滿電(dian)(dian)(dian)(dian)(4.2V)的電(dian)(dian)(dian)(dian)池進行放電(dian)(dian)(dian)(dian),直到(dao)3.7V結束(shu)。測量(liang)電(dian)(dian)(dian)(dian)流(liu),并記(ji)錄(lu)時(shi)(shi)間(jian)。如記(ji)錄(lu)的電(dian)(dian)(dian)(dian)流(liu)是200mA,放電(dian)(dian)(dian)(dian)時(shi)(shi)間(jian)為4個小(xiao)時(shi)(shi)。那么該電(dian)(dian)(dian)(dian)池容量(liang)為200X4=800mAh。
3、交由專(zhuan)業檢測部門進(jin)行檢測。
手機電池容量怎么計算?
鋰電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)的(de)充電(dian)(dian)(dian)(dian)(dian)方(fang)式是(shi)限壓橫流(liu)方(fang)式,一(yi)(yi)般充電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)流(liu)都設(she)定在0.2C。充放(fang)電(dian)(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)(dian)流(liu)一(yi)(yi)般用(yong)C作參照,C是(shi)對應電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)容(rong)量的(de)數值(zhi)。電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)容(rong)量一(yi)(yi)般用(yong)mA表示(shi),如L600的(de)電(dian)(dian)(dian)(dian)(dian)池(chi)(chi)容(rong)量1800mAh,對應的(de)C就是(shi)1800mA。 0.2C就等(deng)于240mA。
一般鋰(li)電(dian)(dian)池(chi)充(chong)電(dian)(dian)電(dian)(dian)流都設定在0.2C ,按照這個原理,我們就可以通過電(dian)(dian)池(chi)的充(chong)電(dian)(dian)時間來計算一下手(shou)機電(dian)(dian)池(chi)的大致容量。
以L600為(wei)例,來(lai)計算(suan)一(yi)下L600的電(dian)池(chi)容量:電(dian)池(chi)標(biao)注是1800毫安,按(an)照“一(yi)般(ban)鋰電(dian)池(chi)充(chong)電(dian)電(dian)流設定在(zai)0.2C”計算(suan),0.2×1800=360,從L600的充(chong)電(dian)時(shi)間來(lai)看,L600電(dian)池(chi)充(chong)滿的時(shi)間為(wei)近5小時(shi),即(ji)360×5=1800。這樣就(jiu)基(ji)本計算(suan)出該手機電(dian)池(chi)的容量了。
可見本機電(dian)池容量(liang)(liang)與標(biao)注的(de)(de)容量(liang)(liang)是相符的(de)(de)。很多山寨機,電(dian)池容量(liang)(liang)標(biao)的(de)(de)都非常大(da),有(you)的(de)(de)大(da)的(de)(de)驚(jing)人,在(zai)充(chong)電(dian)時(shi)很快就(jiu)充(chong)滿了(le)(le),一(yi)使用兩(liang)天就(jiu)沒有(you)電(dian)了(le)(le)。用這種方法,大(da)家就(jiu)很容易判(pan)斷電(dian)池的(de)(de)大(da)致容量(liang)(liang)了(le)(le)。
什么手機電池好?
一、看容量
一般的鎳(nie)(nie)鎘電(dian)(dian)池(chi)為(wei)500mAh或600mAh,鎳(nie)(nie)氫電(dian)(dian)池(chi)也不過800~900mAh;而鋰離子手(shou)機電(dian)(dian)池(chi)的容量一般都(dou)在(zai)1300~1400mAh之(zhi)間(jian),所以鋰離子電(dian)(dian)池(chi)充足電(dian)(dian)后使用(yong)的時間(jian)約是(shi)鎳(nie)(nie)氫電(dian)(dian)池(chi)的1.5倍,是(shi)鎳(nie)(nie)鎘電(dian)(dian)池(chi)的3.0倍左右。
二、看外觀
正品電池(chi)防磨面均(jun)勻(yun),采用的(de)是PC材質,無脆裂(lie)現象;假(jia)冒電池(chi)無防磨或過于粗(cu)糙(cao),采用的(de)是再生(sheng)材質,易脆裂(lie)。正品的(de)手(shou)機電池(chi)表面色(se)澤紋理清晰(xi)、均(jun)勻(yun)、干凈(jing)、無明(ming)顯(xian)劃痕(hen)及損傷。五(wu)金片無明(ming)顯(xian)劃痕(hen)及發(fa)黑(hei)、發(fa)綠現象,電池(chi)底殼顏(yan)色(se)與手(shou)機機身一致,與手(shou)機配合良好,鎖扣可(ke)靠。
三、看標志
原裝電(dian)(dian)池標(biao)(biao)貼應印(yin)有電(dian)(dian)池型(xing)號、種類、額定(ding)容量、標(biao)(biao)準電(dian)(dian)壓(ya)、正負極標(biao)(biao)志、制造廠名。
四、看保護裝置
正品手機電池(chi)內部(bu)應有過(guo)(guo)流(liu)保護器,在外部(bu)短(duan)路(lu)等導致(zhi)電流(liu)過(guo)(guo)大(da)的情況下,自動切斷回路(lu),以免燒毀或損壞手機。如果在充電的過(guo)(guo)程中,發現電池(chi)嚴重(zhong)發熱、冒(mao)煙、甚至爆炸,說(shuo)明電池(chi)肯定是假的。
五、看防偽標志
如原裝電池(chi)的貼紙下暗(an)藏斜印(yin)品牌(pai)標志(zhi)字樣,一(yi)些(xie)品牌(pai)的防(fang)偽商標呈菱形,并且無論從任何角(jiao)度(du)看,都(dou)閃爍有立體(ti)(ti)效果。相反,防(fang)偽標志(zhi)色(se)澤暗(an)淡、立體(ti)(ti)感不足,便(bian)有可能是(shi)假貨。
六、測電壓
如果用鎳(nie)鎘、鎳(nie)氫電池塊假冒鋰離子手(shou)機(ji)電池塊,就必須由5個(ge)(ge)單體電池組成,單個(ge)(ge)電池的(de)充電電壓一般不超過1.55V,當電池塊的(de)充電總電壓低于8.0V時(shi)就有(you)可能是鎳(nie)鎘、鎳(nie)氫電池。