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 <title><![CDATA[12V直流电机如何降速]]></title>
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 <description><![CDATA[Latest 50 replies of 12V直流电机如何降速]]></description>
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 <description><![CDATA[楼主你那图片有点像绕线机吧,如果你是做绕线机的,不妨加我聊聊365482709]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-40098#564667.html]]></link>
 <author><![CDATA[wangfuwang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 02 Jul 2009 05:03:29 +0000]]></pubdate>
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 <description><![CDATA[感谢大家的帮助！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-40098#564465.html]]></link>
 <author><![CDATA[fxd]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 02 Jul 2009 00:13:58 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[如果你的直流电机功率不太大.最简单易行的是用一只固态继电器外加一只线性电位器即可.它即安全,又可调整速度.]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-40098#564077.html]]></link>
 <author><![CDATA[xjx0618]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 01 Jul 2009 11:11:22 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用PWM控制，简单稳定，精度好]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-40098#564033.html]]></link>
 <author><![CDATA[杨康]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 01 Jul 2009 10:15:42 +0000]]></pubdate>
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 <description><![CDATA[不好意思，刚才传不上。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-40098#563796.html]]></link>
 <author><![CDATA[工控学子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 01 Jul 2009 04:54:48 +0000]]></pubdate>
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 <description><![CDATA[给你个电路，使用时根据实际情况调整R的参数，3DD15D的电流是5安。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-40098#563795.html]]></link>
 <author><![CDATA[工控学子]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 01 Jul 2009 04:52:17 +0000]]></pubdate>
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 <description><![CDATA[可以在整流电路前面增加一个双向可控硅调速装置即可。功率要看具体的负载要求了。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-40098#563277.html]]></link>
 <author><![CDATA[gqm]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 30 Jun 2009 11:39:52 +0000]]></pubdate>
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 <description><![CDATA[如果系统要求不高的话，可以用一个适合电机功率的可调电阻器来限制供给电机的电流，这样可能会对转矩有所影响。
以上]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-40098#563244.html]]></link>
 <author><![CDATA[回忆依然最美]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 30 Jun 2009 11:16:09 +0000]]></pubdate>
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