A、如果已知电池的标称电压(V )和标称容量(Ah),可以通过计算得到额定能量的数值:
Wh= V x Ah
例如:一个11.55V 3.55Ah锂电池,额定能量就是11.55×3.55=42Wh;一般来说,标称电压和标称容量都会标记在电池上。
B、如果电池上只标记有毫安时(mAh),可将该数值除以1000得到安培小时(Ah) 。
例如:电池标称电压为11V,标称容量为4800 mAh ,其额定能量为:
4800 mAh ÷ 1000 = 4.8Ah
11V×4.8Ah=52.8Wh
2、如果12V 锂电池上只显示有mAh(毫安时),可将该数值除以1000得到安培小时(Ah)。比如锂电池标称电压为3.7V,标称容量为3000mAh,其额定能量为:
3000mAh÷1000=3Ah
3.7V×3Ah=11.1Wh
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/7e3e6709c93d70cf3ac93399eadcd100baa12b76?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_450%2Ch_600%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
台式机(AMD平台)性能如何优化
¥2.99
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/79f0f736afc3793125780bbcf9c4b74543a91116?x-bce-process=image%2Fresize%2Cm_lfit%2Cw_450%2Ch_600%2Climit_1%2Fquality%2Cq_85%2Fformat%2Cf_auto)
电脑调修-专家1对1远程在线服务
¥38
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/96dda144ad3459820faa4f031ef431adcbef847b?x-bce-process%3Dimage%2Fresize%2Cm_lfit%2Cw_450%2Ch_600%2Climit_1%2Fquality%2Cq_85)
路由器的选购、设置与进阶玩法
¥39
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/b812c8fcc3cec3fde6260de4c488d43f87942702?x-bce-process%3Dimage%2Fresize%2Cm_lfit%2Cw_450%2Ch_600%2Climit_1%2Fquality%2Cq_85)
一看就会的RAID实用教程
¥29.9
![](https://video.ask-data.xyz/img.php?b=https://iknow-pic.cdn.bcebos.com/960a304e251f95ca13734327db177f3e66095299?x-bce-process%3Dimage%2Fresize%2Cm_lfit%2Cw_450%2Ch_600%2Climit_1%2Fquality%2Cq_85)
小白必看的硬盘知识
¥9.9
查
看
更
多