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 <title><![CDATA[加急！！！关于：变频器控制电机转速]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673.html]]></link>
 <description><![CDATA[Latest 50 replies of 加急！！！关于：变频器控制电机转速]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了，谢谢]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#945522.html]]></link>
 <author><![CDATA[无锡大阿福]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 30 Dec 2010 07:17:09 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第13楼chenpingyg于2010-11-20 00:00发表的&nbsp;&nbsp;:
你们都忽略了一个问题，还要乘上异步电机的转差率。
[/quote]
不要考虑转差率了，异步电机4级1400rpm已经考虑了你的问题了，如果是同步电机，转速应该为1500，不要把简单问题复杂化，按照额定转速计算即可]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#945425.html]]></link>
 <author><![CDATA[njaolian]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 30 Dec 2010 05:31:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[6楼和16楼，看好了，楼主是极对数为2，因此为4级电机，没错，注意审题，呵呵
答案9楼正确]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#945421.html]]></link>
 <author><![CDATA[njaolian]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 30 Dec 2010 05:28:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[1000/1400*50=35.7Hz]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#920656.html]]></link>
 <author><![CDATA[nimuling]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 04 Dec 2010 03:15:49 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[算出来的准不准&nbsp;&nbsp;到底跟实际成不成比例&nbsp;&nbsp; 跟负载有没关系 ？[s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#916266.html]]></link>
 <author><![CDATA[小小的菜鸟]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 29 Nov 2010 04:17:00 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频器可以看转速，，，这样最好]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#916069.html]]></link>
 <author><![CDATA[孙发明]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 28 Nov 2010 23:25:35 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#910539.html]]></link>
 <author><![CDATA[云宵城主]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 22 Nov 2010 13:51:22 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[（1000/1400）X&nbsp;&nbsp;50 =35。7Hz]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#909174.html]]></link>
 <author><![CDATA[子丑寅卯9]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 21 Nov 2010 06:57:41 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[thank you !learning !]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#909170.html]]></link>
 <author><![CDATA[indri]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 21 Nov 2010 06:55:52 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没听说过有2P/1400转的电机]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#908764.html]]></link>
 <author><![CDATA[小徒弟]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 20 Nov 2010 13:19:55 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[电机的转速与频率是成正比的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#908713.html]]></link>
 <author><![CDATA[zhangsu2009]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 20 Nov 2010 12:47:24 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[&nbsp;&nbsp;&nbsp;&nbsp; 2,8,9楼的公式都可以用！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#908022.html]]></link>
 <author><![CDATA[工控组态]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 20 Nov 2010 00:37:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你们都忽略了一个问题，还要乘上异步电机的转差率。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#907924.html]]></link>
 <author><![CDATA[chenpingyg]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 19 Nov 2010 16:00:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[把变频器设置成转速显示不就可以了吗。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#906167.html]]></link>
 <author><![CDATA[光电隔离]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 17 Nov 2010 13:30:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[谢谢！让我学到新东西了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#905595.html]]></link>
 <author><![CDATA[yuming1231]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 16 Nov 2010 16:54:06 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[找本运控的书 上面有详细解释]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#905527.html]]></link>
 <author><![CDATA[tony_9]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 16 Nov 2010 14:36:34 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[（1000/1400）X&nbsp;&nbsp;50 =35。7Hz]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#905518.html]]></link>
 <author><![CDATA[xqx666]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 16 Nov 2010 14:32:04 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[1000/（1400/50）就这样算出来的等于35.714]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#905488.html]]></link>
 <author><![CDATA[372038137]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 16 Nov 2010 14:10:20 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[感觉有点难度&nbsp;&nbsp; 还是把速度测下来 在调节吧 ！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#905480.html]]></link>
 <author><![CDATA[小小的菜鸟]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 16 Nov 2010 14:00:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[r=1400r/min应该是4极的电机啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#905313.html]]></link>
 <author><![CDATA[wymchp]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 16 Nov 2010 11:30:12 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[哈没看还没注意]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#905283.html]]></link>
 <author><![CDATA[chenjinhong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 16 Nov 2010 10:37:59 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[学习了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#905208.html]]></link>
 <author><![CDATA[jndeho]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 16 Nov 2010 08:33:53 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[速度n=60*f/p
故f=n*p/60]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#905205.html]]></link>
 <author><![CDATA[machao2300]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 16 Nov 2010 08:28:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[刚才写错了应该是1000/1400*50=35.7Hz]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#905122.html]]></link>
 <author><![CDATA[tlq302]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 16 Nov 2010 06:27:42 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[=1400/1000*50]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-86673#905121.html]]></link>
 <author><![CDATA[tlq302]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 16 Nov 2010 06:25:57 +0000]]></pubdate>
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