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 <title><![CDATA[有谁做过研究在同一应用场合到底是交流电 ..]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-143838.html]]></link>
 <description><![CDATA[Latest 50 replies of 有谁做过研究在同一应用场合到底是交流电 ..]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Sun, 12 Apr 2026 15:36:17 +0000]]></lastBuildDate>
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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[我们很多设备都改成交流，变频器调速了。通用性，维护方便]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-143838#1233792.html]]></link>
 <author><![CDATA[ccy5156]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 24 Mar 2012 21:54:55 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应该是直流节能，即转换效率高些，但维护麻烦，交流有个无功的问题。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-143838#1233790.html]]></link>
 <author><![CDATA[hnyyhym]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 24 Mar 2012 19:49:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[如果都是调速。差不多。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-143838#1232462.html]]></link>
 <author><![CDATA[sylgq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Mar 2012 14:09:32 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[2楼正解。 [s:26]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-143838#1232264.html]]></link>
 <author><![CDATA[子丑寅卯9]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 22 Mar 2012 10:22:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[其实差不多，主要使用场合不同。直流电机调速方便能在低频段相应较快但维护费用及投资较多。交流调速较简单但在低频段需要用专门的变频电机较妥。看你生产工艺要求。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-143838#1231363.html]]></link>
 <author><![CDATA[qzh_sjd]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 21 Mar 2012 07:01:35 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我觉得都差不多吧，交流用节能变频器会好一点]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-143838#1231337.html]]></link>
 <author><![CDATA[wananjushi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 21 Mar 2012 06:24:36 +0000]]></pubdate>
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