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 <title><![CDATA[电机为何会变慢而严重发热]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220.html]]></link>
 <description><![CDATA[Latest 50 replies of 电机为何会变慢而严重发热]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Mon, 06 Apr 2026 20:24:23 +0000]]></lastBuildDate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一般而言属缺相，设及到变频器，电机，及连接线。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#528081.html]]></link>
 <author><![CDATA[337993186]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 24 May 2009 03:20:42 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[缺相，过载，点机问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#527742.html]]></link>
 <author><![CDATA[杨帆勇]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 23 May 2009 15:44:35 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[检查一下负载再说吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#521525.html]]></link>
 <author><![CDATA[xnwang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 17 May 2009 13:01:17 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[检查模拟信号线是否接触良好？电机低速运行时自散热能力差，故会发热，建议使用变频电机]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#521512.html]]></link>
 <author><![CDATA[8321]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 17 May 2009 12:44:51 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[先测量电压，在看看]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#521396.html]]></link>
 <author><![CDATA[happyzq008]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 17 May 2009 11:11:21 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[电机过载了.
我们以前在组装自动机的时候也出现了这个问题,不过我们用的是步进马达,我们主管让他的一个亲戚在那里接的电控板,
结果步进马达用了一会就很烫,不知道是什么样的原因.
后来从外面招了个电气工程师进来一下子就解决了问题,外接电路进来时候降压不到位,应该是要将到5伏的,他是降到了12伏,
问题刚一解决那个电气工 ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#521220.html]]></link>
 <author><![CDATA[zb9112002]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 17 May 2009 02:50:25 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[1电机线圈绝缘不好2电机负载重(磨心等)]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#521015.html]]></link>
 <author><![CDATA[春思雨]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 16 May 2009 15:50:17 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[楼主查一下在运行过程中负载是否发生突变，变频器容量和电机功率是否匹配？选用的是普通电机还是带有强拍风的变频电机，要是冷却风扇装在电机轴上进行冷却的话10Hz频率运行时间长电机发热是正常现象，只要保持在70度以内是没有任何问题的，看一下故障时变频器面板上的输出电流是否超出电机的额定电流，PLC输出给变频器的信 ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#520690.html]]></link>
 <author><![CDATA[回忆依然最美]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 16 May 2009 10:39:51 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[检查变频器用面板设定看是否变化]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#520623.html]]></link>
 <author><![CDATA[周云峰]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 16 May 2009 08:57:48 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[检查给变频器的信号是否发生变化]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#520604.html]]></link>
 <author><![CDATA[jimmy28cn]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 16 May 2009 08:36:05 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[电机过载或者是变频器设置有问题]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#519702.html]]></link>
 <author><![CDATA[勿忘我]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 15 May 2009 08:13:47 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[电机过载]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#509257.html]]></link>
 <author><![CDATA[小坏孩]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 04 May 2009 12:26:41 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第5楼luauto于2009-05-04 14:56发表的&nbsp;&nbsp;:
应先看看，模拟量的值，在定
[/quote]
加一电压表查看电压是否变化，判断是变频器故障还是plc故障。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#509250.html]]></link>
 <author><![CDATA[jwm]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 04 May 2009 12:19:53 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习。。学习。。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#509120.html]]></link>
 <author><![CDATA[陶瓷汽缸]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 04 May 2009 10:08:42 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[应先看看，模拟量的值，在定]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#508939.html]]></link>
 <author><![CDATA[luauto]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 04 May 2009 06:56:02 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[变频器有问题，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#508898.html]]></link>
 <author><![CDATA[lidonghu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 04 May 2009 06:05:27 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[变频器有问提，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#508399.html]]></link>
 <author><![CDATA[xyd_hsn10]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 03 May 2009 13:16:29 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[变频器有问提，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#508395.html]]></link>
 <author><![CDATA[xyd_hsn10]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 03 May 2009 13:14:46 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[缺相???]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-32220#454504.html]]></link>
 <author><![CDATA[yinch]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 12 Mar 2009 01:37:44 +0000]]></pubdate>
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