iPhone 15推这项新功能:手机充电到80%最健康?
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苹果公司为iPhone 15系列手机新增充电选项,即电力充满至80%时即自动停止充电。路透
iPhone 15的用户有新选项可延长他们的手机电池寿命—80%的充电上限限制。
担心iPhone电池健康状况的人们试图控制手机的各个面向,以便让电池寿命维持久一点。AppleInsider网站报导,苹果在所有iPhone
15机型上新增一个切换功能,用户只要依序前往手机介面上的“设定”、“电池”、“电池健康与充电”、“充电优化”(Charging
Optimization),就会见到三个选项。
这三个选项包括“最佳化电池充电”、“80%充电限制”、“无”。
如果用户选择了80%充电限制,就能阻止iPhone充电超过80%,不会让电力充饱至100%。此一强硬限制可透过减少电池充饱致电力满载的时间来延长iPhone电池的使用寿命。
相较下,其他iPhone手机目前即有的“最佳化电池充电”设置是,当iPhone电量达到80%时,它会自动停止充电,然后在用户醒来之前恢复充电至100%。
在电池从0%充电至80%的过程中相对有效率且一致,但要从80%充电至100%通常会消耗更多能量、产生更多热。这会导致一些用户刻意试图让电池电量维持在40%到80%之间,以延长电池的健康状况。
苹果在iPhone 15系列新推的功能,让用户不再需要监看电池充电到什么程度,让电池在充满80%电力的情况下就自动停止充电。
不过,AppleInsider网站建议使用者无需使用新的选项,而是维持选用“最佳化电池充电”选项即可,理由是阻止iPhone充电超过80%并不会带来更多好处,反而无法充分发挥电池容量的潜力,同时只能让电池寿命延长短短几周。此外,所有的电池最终都难逃更换的命运。
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