功率单位wkWj/skj/hcal/skcal/h1W=1J/s=1N·m/s1kcal/h=1.163W1kW=859.845kcal/h1kw/h=3600000j1w10.00113.60.2390.86kcal/h1千卡/1大卡/1000卡路里(kcal)=4.184千焦(kJ1kW1000110003600239860kcal/h1Btu/h=0.29307W1W=3.412Btu/h1HP=550ft·lbf/s1j/s10.00113.60.2390.86kcal/h1瓦=1焦(耳)/秒=1牛(顿)·米/秒1千卡/时=1.163瓦1kj/h0.282800.2810.06767kcal/h1千瓦=859.845千卡/时1英热单位/时=0.29307瓦cal/s4.20.00424.215.1213.6瓦特的定义是1焦耳/秒(1J/s),即每秒钟转换,使用或耗散的(以焦耳为量度的)能量的速率。1W=4.2Jkcal/h1.1670.001171.1674.20.27811kcal(千卡)=427kg·m(千克·米)1kW(千瓦)=860kca1/h(千卡/时)1kca1/h=1.163w1USRT(美国冷吨)=3024kca1/h(千卡/时)=3517.9KW1RT(日本冷吨)=3320kca1/h(千卡/时)=3816.1KW1匹(HP)=2500W1冷吨=3024千卡/小时=3.5169千瓦功率单位换算表