幾度電的算法 - 居家修繕
By Todd Johnson
at 2008-10-02T16:51
at 2008-10-02T16:51
Table of Contents
1度電=千瓦*小時=1千瓦小時
公式1:W(瓦特) 功率= V(伏特)電壓 * A(安培)電流
公式2:P(瓦特)功率 = I(安培)電流 * V(伏特)電壓
我的冷氣,插頭上面寫著 250V,15A
-->用公式2來算
p=15*250=3750w=3.75千瓦小時=3.75度電
ps:()裡面的是單位
--
公式1:W(瓦特) 功率= V(伏特)電壓 * A(安培)電流
公式2:P(瓦特)功率 = I(安培)電流 * V(伏特)電壓
我的冷氣,插頭上面寫著 250V,15A
-->用公式2來算
p=15*250=3750w=3.75千瓦小時=3.75度電
ps:()裡面的是單位
--
Tags:
居家修繕
All Comments
By Lucy
at 2008-10-05T13:33
at 2008-10-05T13:33
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at 2008-10-07T23:52
at 2008-10-07T23:52
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at 2008-10-08T17:00
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at 2008-10-11T12:32
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at 2008-10-12T16:59
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