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 <title><![CDATA[关于功率]]></title>
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 <description><![CDATA[Latest 50 replies of 关于功率]]></description>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[工控人家园]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[楼主的算法是对的，结果也可通过实践检验无误。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1644674#1951689.html]]></link>
 <author><![CDATA[sanlihu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 02 Feb 2018 01:43:57 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[恭喜完全正确]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1644674#1951688.html]]></link>
 <author><![CDATA[shi1021]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 02 Feb 2018 01:43:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[最简单计算法，三相异步电机按每千瓦2A算]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1644674#1951637.html]]></link>
 <author><![CDATA[cjm1234]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 01 Feb 2018 10:04:26 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第4楼john42tw于2018-02-01 11:51发表的&nbsp;&nbsp;:
P=√3 V*I*cosθ
&#160;&#160;=1.732 * 380 * 380/2 * 1
&#160;&#160;=125050w
&#160;&#160;~125kw
[/quote]
你这算法不对，I=220/1，
1.732*380*220=144795.2W]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1644674#1951616.html]]></link>
 <author><![CDATA[lch8478]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 01 Feb 2018 08:29:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[如果是电热丝，纯电阻是可以这样计算的，但如果不是，如电动机绕组，不能这么计算！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1644674#1951537.html]]></link>
 <author><![CDATA[wul2.4g]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 01 Feb 2018 04:25:23 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[P=√3 V*I*cosθ
&nbsp;&nbsp;=1.732 * 380 * 380/2 * 1
&nbsp;&nbsp;=125050w
&nbsp;&nbsp;~125kw]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1644674#1951532.html]]></link>
 <author><![CDATA[john42tw]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 01 Feb 2018 03:51:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[对的，没有错。

三相平衡阻性负载，等于单相负载的3倍，即三个单相负载的总和。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1644674#1951429.html]]></link>
 <author><![CDATA[老兔子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 31 Jan 2018 11:39:07 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这样算没问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1644674#1951410.html]]></link>
 <author><![CDATA[hxl202319]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 31 Jan 2018 09:19:12 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[楼主好像不是你这样理解的？怎么计算网搜吧我也不是记得很详细。
功率=1.732*额定电压*电流是三相电路中星型接法的纯阻性负载功率计算公式功率=额定电压*电流是单相电路中纯阻性负载功率计算公式P=1.732×(380×I×CO...]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1644674#1951406.html]]></link>
 <author><![CDATA[泰山之石]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 31 Jan 2018 09:03:09 +0000]]></pubdate>
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