手機電池容量檢測方法
1、借(jie)助針對手機的專(zhuan)門測試電池(chi)容(rong)量的軟(ruan)件,查看電池(chi)容(rong)量。
2、在保證測試過(guo)程是恒流的(de)情況下,選取跟要測試手機電(dian)(dian)阻相近的(de)電(dian)(dian)阻與(yu)電(dian)(dian)流表串聯后,對充滿電(dian)(dian)(4.2V)的(de)電(dian)(dian)池(chi)進(jin)行放(fang)電(dian)(dian),直到3.7V結束(shu)。測量(liang)電(dian)(dian)流,并(bing)記錄(lu)時間(jian)。如記錄(lu)的(de)電(dian)(dian)流是200mA,放(fang)電(dian)(dian)時間(jian)為4個(ge)小時。那么該電(dian)(dian)池(chi)容量(liang)為200X4=800mAh。
3、交(jiao)由(you)專業檢測(ce)部門(men)進(jin)行檢測(ce)。
手機電池容量怎么計算?
鋰電(dian)(dian)(dian)(dian)池(chi)的充(chong)電(dian)(dian)(dian)(dian)方式是限壓橫流方式,一(yi)般(ban)(ban)充(chong)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)流都設定在0.2C。充(chong)放(fang)電(dian)(dian)(dian)(dian)電(dian)(dian)(dian)(dian)流一(yi)般(ban)(ban)用C作參照,C是對應電(dian)(dian)(dian)(dian)池(chi)容量的數值。電(dian)(dian)(dian)(dian)池(chi)容量一(yi)般(ban)(ban)用mA表示,如(ru)L600的電(dian)(dian)(dian)(dian)池(chi)容量1800mAh,對應的C就是1800mA。 0.2C就等于240mA。
一般鋰電(dian)(dian)池(chi)充電(dian)(dian)電(dian)(dian)流都設定在(zai)0.2C ,按照這個原理,我們就可以通過電(dian)(dian)池(chi)的(de)充電(dian)(dian)時間來計算(suan)一下手機電(dian)(dian)池(chi)的(de)大致容量。
以L600為例,來(lai)計(ji)算(suan)一(yi)下(xia)L600的電(dian)(dian)(dian)池(chi)容量:電(dian)(dian)(dian)池(chi)標注是1800毫(hao)安,按照“一(yi)般鋰電(dian)(dian)(dian)池(chi)充(chong)(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)流設定(ding)在(zai)0.2C”計(ji)算(suan),0.2×1800=360,從L600的充(chong)(chong)電(dian)(dian)(dian)時(shi)間(jian)來(lai)看,L600電(dian)(dian)(dian)池(chi)充(chong)(chong)滿的時(shi)間(jian)為近(jin)5小時(shi),即(ji)360×5=1800。這樣就基本(ben)計(ji)算(suan)出(chu)該(gai)手機電(dian)(dian)(dian)池(chi)的容量了。
可見本機電(dian)池容(rong)量(liang)與標(biao)注的(de)容(rong)量(liang)是相符的(de)。很(hen)多山(shan)寨機,電(dian)池容(rong)量(liang)標(biao)的(de)都非常大(da),有的(de)大(da)的(de)驚人,在充(chong)電(dian)時很(hen)快就充(chong)滿了(le),一(yi)使用(yong)兩(liang)天就沒有電(dian)了(le)。用(yong)這種方法(fa),大(da)家就很(hen)容(rong)易判斷電(dian)池的(de)大(da)致容(rong)量(liang)了(le)。
什么手機電池好?
一、看容量
一般(ban)的(de)(de)(de)鎳(nie)鎘電池(chi)為500mAh或600mAh,鎳(nie)氫電池(chi)也不(bu)過800~900mAh;而鋰(li)離子(zi)手機電池(chi)的(de)(de)(de)容量一般(ban)都在1300~1400mAh之(zhi)間,所(suo)以鋰(li)離子(zi)電池(chi)充足電后(hou)使用(yong)的(de)(de)(de)時間約是(shi)鎳(nie)氫電池(chi)的(de)(de)(de)1.5倍,是(shi)鎳(nie)鎘電池(chi)的(de)(de)(de)3.0倍左右(you)。
二、看外觀
正品電(dian)(dian)池(chi)防(fang)磨(mo)面均勻,采用(yong)的是(shi)PC材質,無脆裂現(xian)象(xiang);假冒電(dian)(dian)池(chi)無防(fang)磨(mo)或過(guo)于粗糙,采用(yong)的是(shi)再(zai)生材質,易脆裂。正品的手(shou)機電(dian)(dian)池(chi)表面色(se)澤(ze)紋理(li)清(qing)晰、均勻、干凈(jing)、無明顯劃痕(hen)及損傷。五金片(pian)無明顯劃痕(hen)及發黑、發綠現(xian)象(xiang),電(dian)(dian)池(chi)底殼顏色(se)與(yu)(yu)手(shou)機機身一致,與(yu)(yu)手(shou)機配合良(liang)好,鎖扣可(ke)靠。
三、看標志
原裝電池標(biao)貼應印有電池型號、種類、額定容量、標(biao)準電壓、正負(fu)極標(biao)志、制(zhi)造廠名。
四、看保護裝置
正品手機電池內部(bu)應有過(guo)流保護(hu)器,在外部(bu)短路等導致(zhi)電流過(guo)大的情況下,自動切斷回路,以免燒毀或損壞手(shou)機。如果在充電的過(guo)程中,發現電池嚴重發熱、冒煙、甚至(zhi)爆(bao)炸,說明電池肯定是(shi)假(jia)的。
五、看防偽標志
如原裝電池的貼紙下(xia)暗(an)(an)藏斜(xie)印品牌標志字樣,一些品牌的防(fang)偽商標呈菱形,并且無論(lun)從任何角(jiao)度看,都閃爍(shuo)有(you)立體效(xiao)果。相(xiang)反(fan),防(fang)偽標志色澤暗(an)(an)淡、立體感不足,便(bian)有(you)可能是假貨。
六、測電壓
如(ru)果用鎳鎘(ge)、鎳氫電池塊假冒鋰(li)離子(zi)手(shou)機電池塊,就必須由5個單體電池組成,單個電池的(de)充(chong)電電壓一(yi)般不(bu)超(chao)過1.55V,當(dang)電池塊的(de)充(chong)電總電壓低于8.0V時就有可(ke)能是(shi)鎳鎘(ge)、鎳氫電池。