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 <title><![CDATA[整流后电压非正常升高]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451167.html]]></link>
 <description><![CDATA[Latest 50 replies of 整流后电压非正常升高]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Sun, 17 May 2026 20:25:18 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
 <link><![CDATA[http://www.ymmfa.com]]></link>
 <description><![CDATA[工控人家园]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一个电容接不成倍压吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451167#1553446.html]]></link>
 <author><![CDATA[刘时信]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 29 Mar 2014 09:13:35 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[是不是接成倍压整流了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451167#1553445.html]]></link>
 <author><![CDATA[ffd001]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 29 Mar 2014 09:08:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[你测量的这个电压或许太靠近了其他高压电路]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451167#1553431.html]]></link>
 <author><![CDATA[开心的长夜]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 29 Mar 2014 08:24:35 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一分钱一分货，数字表换一个看一下，测量这个用指针式的效果比较好]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451167#1553280.html]]></link>
 <author><![CDATA[yangyajiang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 28 Mar 2014 22:40:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[可能是干扰吧或者是表有问题。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451167#1553251.html]]></link>
 <author><![CDATA[lixiangyang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Fri, 28 Mar 2014 14:50:48 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[最好用指针多万用表测。
一般数字式和指针式（机械表）二种万用表都要准备的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451167#1552265.html]]></link>
 <author><![CDATA[meipingboy]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 26 Mar 2014 02:37:53 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[加个电容就能得到实际电压值了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451167#1552227.html]]></link>
 <author><![CDATA[killking998]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 26 Mar 2014 00:43:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[带载测量与不带载测量区别！！也就是说在你测量电压前将线圈并接到电压两端再测量，这才是实际电压值。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451167#1552219.html]]></link>
 <author><![CDATA[二手工控电器]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 26 Mar 2014 00:10:04 +0000]]></pubdate>
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 <description><![CDATA[首先确认一下你用的数字万用表的抗干扰性。再看看周围有没有变频器，伺服驱动器
AC28V整流后的输出电压大约是：1.4X28=39.5V（空载），稳定工作时的输出电压大概是26V-27V左右
估计是你的万用表不抗干扰]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451167#1552217.html]]></link>
 <author><![CDATA[qinchenglim]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 25 Mar 2014 23:59:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[试试用指针式的万用表测量下，或许是你的数字式表抗干扰不够。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-1451167#1552198.html]]></link>
 <author><![CDATA[awwwpa]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 25 Mar 2014 20:29:38 +0000]]></pubdate>
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