鋰電池充電講究
鋰電池充電講究少食多餐,長時間充傷手機電量耗光損壽命
“手(shou)機電(dian)(dian)(dian)池應該用光了之后(hou)再充(chong)電(dian)(dian)(dian)”、“過度(du)充(chong)電(dian)(dian)(dian)電(dian)(dian)(dian)池會爆炸(zha)”……很長(chang)一段時間(jian)里,關于手(shou)機電(dian)(dian)(dian)池充(chong)電(dian)(dian)(dian)的(de)說法眾(zhong)說紛紜(yun),一些充(chong)電(dian)(dian)(dian)誤區經常(chang)弄得(de)人們一頭(tou)霧(wu)水。那么,如何(he)才能(neng)正(zheng)確充(chong)電(dian)(dian)(dian),既保(bao)證安(an)全,又(you)能(neng)延(yan)長(chang)電(dian)(dian)(dian)池的(de)使用壽命呢(ni)?
中(zhong)國(guo)家(jia)電(dian)(dian)研究院國(guo)家(jia)家(jia)用電(dian)(dian)器質量監督檢(jian)驗中(zhong)心綜合檢(jian)驗部主(zhu)任魯建國(guo)表示,早期的鎳鎘電(dian)(dian)池(chi)和鎳氫電(dian)(dian)池(chi)需要
幾次完(wan)全充(chong)放電(dian)來激活(huo)。這些電(dian)池會產生“記憶效應”,在(zai)(zai)不完(wan)全放電(dian)的(de)狀態下充(chong)電(dian),易使(shi)電(dian)池過度充(chong)電(dian),時(shi)間(jian)長了(le)(le)會讓使(shi)用(yong)者覺得電(dian)很快就(jiu)用(yong)完(wan)了(le)(le)。不過,現在(zai)(zai)的(de)手機(ji)和筆記本電(dian)腦上所用(yong)的(de)電(dian)池,大都(dou)是鋰電(dian)池。它的(de)初始化過程已(yi)在(zai)(zai)制造(zao)時(shi)完(wan)成,因此開(kai)始使(shi)用(yong)時(shi)不需要激活(huo)。
一般鋰電池的壽命可達到幾百次充放電循環,這里的充放電循環是指將電量用光后再充滿的過程,而不是插上充電器再拔掉就算一次。鋰電池沒有記憶效應,可以隨時充電,為了減少充電次數而刻意將電池用光后再充滿,并不能延長電池壽命,反而對電池的壽命有負面影響。鋰電池充電講究“少食多餐”,頻繁的淺度充放電更有助于延長其壽命。同時,充滿電后要盡快拔掉電源,否則電池一直保持滿電狀態,會加快電池容量的損失速度。