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 <title><![CDATA[三相380v供电的变频器整流后的直流母线上 ..]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000.html]]></link>
 <description><![CDATA[Latest 50 replies of 三相380v供电的变频器整流后的直流母线上 ..]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Wed, 15 Apr 2026 04:08:19 +0000]]></lastBuildDate>
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 <title><![CDATA[工控人家园]]></title>
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 <description><![CDATA[工控人家园]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[500多伏]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1166123.html]]></link>
 <author><![CDATA[xshflove]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Thu, 17 Nov 2011 12:05:53 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[380V*1.414=?&nbsp;&nbsp;带上负载降5%左右。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1165106.html]]></link>
 <author><![CDATA[幸运娃161]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 15 Nov 2011 14:20:22 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[根下2乘以380]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1165101.html]]></link>
 <author><![CDATA[kz1566]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 15 Nov 2011 14:15:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[380的根号2倍]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1165051.html]]></link>
 <author><![CDATA[huosang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 15 Nov 2011 13:29:47 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[500多]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1164985.html]]></link>
 <author><![CDATA[kubile2011]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 15 Nov 2011 12:23:29 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[还真不知道呀]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1164925.html]]></link>
 <author><![CDATA[lisirong]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 15 Nov 2011 11:30:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[顶起来。。。。。。。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1154904.html]]></link>
 <author><![CDATA[dingp]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 02 Nov 2011 02:59:49 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[540v左右]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1154760.html]]></link>
 <author><![CDATA[天津电气成套]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 01 Nov 2011 20:06:59 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[好帖子]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1154503.html]]></link>
 <author><![CDATA[dukunduwei]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 01 Nov 2011 11:21:12 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[560V左右吧，带载会下降]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1154481.html]]></link>
 <author><![CDATA[llb]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 01 Nov 2011 10:39:12 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[大约510V左右，根据后面的负载有变化，490V-700v都有可能，带负载的时候到490-500左右，停机的时候有电压反馈能到600多，甚至700V]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1154433.html]]></link>
 <author><![CDATA[金海洋]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 01 Nov 2011 08:52:54 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[380*1.414=537V]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1153744.html]]></link>
 <author><![CDATA[bodau]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 31 Oct 2011 10:49:21 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[DC490--510V都属于正常的！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1153439.html]]></link>
 <author><![CDATA[zgf889]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 31 Oct 2011 02:51:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[整
流
方
法&nbsp;&nbsp;&nbsp;&nbsp;交流侧V&nbsp;&nbsp;&nbsp;&nbsp;直流侧V
&nbsp;&nbsp;&nbsp;&nbsp;交流
峰值
U1m&nbsp;&nbsp;&nbsp;&nbsp;交流
有效值
U2D&nbsp;&nbsp;&nbsp;&nbsp;直流值
U1e&nbsp;&nbsp;&nbsp;&nbsp;U2D/U1e&nbsp;&nbsp;&nbsp;&nbsp;最低次交流成份峰值
U2m&nbsp;&nbsp;&nbsp;&nbsp;最低次交流成份 ..]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1153435.html]]></link>
 <author><![CDATA[沧海一声笑]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 31 Oct 2011 02:44:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1153433.html]]></link>
 <author><![CDATA[沧海一声笑]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 31 Oct 2011 02:43:12 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[各种整流电压，希望对你有帮助！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1153432.html]]></link>
 <author><![CDATA[沧海一声笑]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 31 Oct 2011 02:42:11 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[大约600V左右]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1150740.html]]></link>
 <author><![CDATA[yuehuasheji]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 26 Oct 2011 16:50:02 +0000]]></pubdate>
</item>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]&nbsp;&nbsp;[s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1150140.html]]></link>
 <author><![CDATA[guanghe]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 26 Oct 2011 03:21:02 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第32楼xtiqv于2011-10-25 15:52发表的&nbsp;&nbsp;:
到底是多少不能说个准点的吗
[/quote]
你兜里有多少钱能说的准吗？在正常范围内，多少都对。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1150024.html]]></link>
 <author><![CDATA[xf_lyj]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 26 Oct 2011 01:52:14 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[学习

 [s:28]&nbsp;&nbsp;[s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1150014.html]]></link>
 <author><![CDATA[我最爱的女孩]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 26 Oct 2011 01:36:27 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[到底是多少不能说个准点的吗]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1149592.html]]></link>
 <author><![CDATA[xtiqv]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 25 Oct 2011 07:52:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[我测过西门子M440的是580V]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1149324.html]]></link>
 <author><![CDATA[ring0087]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 25 Oct 2011 01:28:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[路过学习了。但是这个问题有在什么情况下才考虑呢？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1149317.html]]></link>
 <author><![CDATA[不再头疼]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 25 Oct 2011 01:25:28 +0000]]></pubdate>
</item>
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 <title><![CDATA[]]></title>
 <description><![CDATA[正常情况是560V左右，380*1.414还要高点，直流母线的电压带负载，正常是不会变化的。略有点下降在2到4之间属正常的。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1149190.html]]></link>
 <author><![CDATA[汪之生]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 24 Oct 2011 14:45:39 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[不带负载时 2.34*220=514V左右]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1148907.html]]></link>
 <author><![CDATA[xcamel]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 24 Oct 2011 07:31:22 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[路过学习了。。。。。。。。。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1148891.html]]></link>
 <author><![CDATA[dingp]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 24 Oct 2011 07:11:22 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[一般在530V-550V]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1148567.html]]></link>
 <author><![CDATA[罗丕宪]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 23 Oct 2011 15:25:35 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应该是原电压的1.21倍左右,以及变频器所用的滤波电容大小有关吧！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1148565.html]]></link>
 <author><![CDATA[电之霸]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 23 Oct 2011 15:21:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[380V的1.35倍]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1148392.html]]></link>
 <author><![CDATA[liubaoliang]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 23 Oct 2011 11:56:54 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[各位说的对500-600多伏]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-123000#1148101.html]]></link>
 <author><![CDATA[tjzhmjj]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 23 Oct 2011 05:13:17 +0000]]></pubdate>
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