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 <title><![CDATA[转盘设备速度控制]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422165.html]]></link>
 <description><![CDATA[Latest 50 replies of 转盘设备速度控制]]></description>
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 <description><![CDATA[很好搞啊]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422165#1420670.html]]></link>
 <author><![CDATA[zhaofenggao]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 18 Mar 2013 13:16:37 +0000]]></pubdate>
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 <description><![CDATA[搞不清楚]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422165#1420636.html]]></link>
 <author><![CDATA[2012]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 18 Mar 2013 12:09:19 +0000]]></pubdate>
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 <description><![CDATA[用通迅就一定要换同一种变频器,用DA就什么变频都可以.供你参考.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422165#1420624.html]]></link>
 <author><![CDATA[ihzgnay]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 18 Mar 2013 11:40:03 +0000]]></pubdate>
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 <description><![CDATA[不知道有没有理解正确，你是说要恒线速么。如果是，我们这边倒是做过类似的收料装置，即随着料的增多，盘径越来越大，角速度不变，速度就跟着变大了，要让料的速度恒定，就必须变频器控制转盘速度起初快后来慢。
当时我们是用模拟传感器作为信号输入，接入A/D模块即可。成本低，反应还算快。用plc响应时间当然更快，不过成 ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422165#1420530.html]]></link>
 <author><![CDATA[tangss]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 18 Mar 2013 08:13:24 +0000]]></pubdate>
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 <description><![CDATA[变频器好像不接受脉冲哦，所以一号方法不行。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422165#1420523.html]]></link>
 <author><![CDATA[givemepower]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 18 Mar 2013 07:49:20 +0000]]></pubdate>
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 <description><![CDATA[[s:28] 厉害]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422165#1420483.html]]></link>
 <author><![CDATA[张子良]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 18 Mar 2013 05:53:18 +0000]]></pubdate>
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 <description><![CDATA[[s:32] 高手，说得我一头雾水。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1422165#1420481.html]]></link>
 <author><![CDATA[yangming0303]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 18 Mar 2013 05:27:17 +0000]]></pubdate>
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