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51问答网 > 40L水，用电加热，从15度加热到75度，需要用多少度电？

40L水，用电加热，从15度加热到75度，需要用多少度电？

2025-03-28 15:05:11

推荐回答（4个）

回答1：

理论上需要2.8度电，即不考虑散热和加热效率的工况下。

回答2：

看你用多大功率的电容,电容越大产生的效率就更强.更快.若电容相对小一些那么在时间上就赶超不了功率大所产生的时间效率.在费用上说就得看你用电的目的是商用与自用所带来的价值观而定.

回答3：

楼上你真行啊哈哈。楼主不要听他忽悠，如果知道功率直接乘时间（小时）就是度数了

回答4：

你看看你的功率是多大

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