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kwh等于多少度
更新时间: 2020-11-11 00:00:00  

1、kWh读作千瓦小时,(k是千,W是瓦,h是小时),一个“kWh”就是俗称的“一度电”。它的来历是这样的,用电量(kWh)=功率(kW)×时间(h)

如果用电器的功率是1kW,用电时间是一小时(h),那么它的耗电量就是1kWh,也就是俗称的“一度电”。瓦特是国际单位制的功率单位,其定义是1焦耳/秒,即每秒钟转换,使用或耗散的(以焦耳为量度的)能量的速率。在电学单位制中,是伏特乘安培。

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