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不充飽和的電會延長iPad電池壽命

      有消息稱新iPad充(chong)(chong)電(dian)使用(yong)充(chong)(chong)電(dian)器(qi)充(chong)(chong)電(dian)顯示達(da)到100%后,繼續再充(chong)(chong)一(yi)小時仍然無法達(da)到真正的滿電(dian)狀態,也(ye)許讓新iPad充(chong)(chong)更多(duo)的時間(jian)可能(neng)是一(yi)個好方法,但實際上這不是最佳方案。

      因(yin)為(wei)在這里忽(hu)略了鋰離子(zi)電(dian)(dian)池(chi)(chi)的(de)壽(shou)命(ming)問題。這就存在一個每次充電(dian)(dian)飽滿程度和(he)電(dian)(dian)池(chi)(chi)整個壽(shou)命(ming)的(de)權衡問題。電(dian)(dian)池(chi)(chi)是有壽(shou)命(ming)限制的(de),最后會失去充電(dian)(dian)的(de)能(neng)力。長時間(jian)的(de)充電(dian)(dian)會導致(zhi)電(dian)(dian)池(chi)(chi)加(jia)速(su)退化,最終將毀(hui)掉(diao)電(dian)(dian)池(chi)(chi)。經過對電(dian)(dian)池(chi)(chi)的(de)研(yan)究發現,充電(dian)(dian)時間(jian)的(de)長短決定了電(dian)(dian)池(chi)(chi)的(de)壽(shou)命(ming)。

     有數據顯示iPad充電(dian)(dian)(dian)時的(de)(de)溫(wen)度會達(da)到86F (30C)左右,但是飽(bao)和充電(dian)(dian)(dian)和60%充電(dian)(dian)(dian)是有本質的(de)(de)區別的(de)(de)。如果充電(dian)(dian)(dian)保持在40%左右時,電(dian)(dian)(dian)池每(mei)(mei)年(nian)將(jiang)縮短(duan)4%的(de)(de)壽(shou)命,而在每(mei)(mei)次充滿電(dian)(dian)(dian)的(de)(de)情況下,電(dian)(dian)(dian)池每(mei)(mei)年(nian)將(jiang)縮短(duan)20%的(de)(de)壽(shou)命。

    也許蘋果正式考慮了這個因素,為了保護電池的壽命,設置了電池充電器錯誤的充電顯示信息,但這是無可厚非的。不(bu)管怎樣,不(bu)要讓iPad充電太久。

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