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 <title><![CDATA[200KW电机起动电路]]></title>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408.html]]></link>
 <description><![CDATA[Latest 50 replies of 200KW电机起动电路]]></description>
 <copyright><![CDATA[Copyright(C) 工控人家园]]></copyright>
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 <lastBuildDate><![CDATA[Tue, 12 May 2026 05:50:17 +0000]]></lastBuildDate>
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 <description><![CDATA[工控人家园]]></description>
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 <title><![CDATA[]]></title>
 <description><![CDATA[节能高效变频起动]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1075459.html]]></link>
 <author><![CDATA[330209]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 21 Jun 2011 05:13:06 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[没做过这么大的电机，关注下 [s:21]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1074483.html]]></link>
 <author><![CDATA[dujiang100]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 20 Jun 2011 00:56:53 +0000]]></pubdate>
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 <title><![CDATA[有关星-三角启动的问题回答]]></title>
 <description><![CDATA[1）负载性质。启动时轻载还是重载启动，正常运行时负载性质为多少？
2）供电变压器容量是否允许星-三角启动。软启动和变频器不在此范围。
3）经济性。允许设备投入资金。
这里大家都在讨论200KW电机是否允许星-三角启动，有一个例子如40立方螺杆式空压机一般它配套电机就是250KW，启动方式常用的就是星-三角启动方式。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1074471.html]]></link>
 <author><![CDATA[wwcwwc]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 20 Jun 2011 00:51:05 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[听说过藕合器，电阻，电抗起动吗？
没有亲自做过可别误导人]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1074435.html]]></link>
 <author><![CDATA[jxh668]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 19 Jun 2011 23:52:17 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[前几天刚调试了一台机器132KW,星三角起不起，负载太重了，改用全压点动，再用星点启动。三角切换到运行]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1073584.html]]></link>
 <author><![CDATA[yxldq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sat, 18 Jun 2011 13:14:43 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[s:21]我所見的中央空調壓縮機啟動采用星三角加串電阻]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1071209.html]]></link>
 <author><![CDATA[gaorenyisi]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 15 Jun 2011 16:50:26 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[那要看是什么负载了，星角启动，自耦降压，软起都可以选。如果不考虑经济问题用变频器。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1071029.html]]></link>
 <author><![CDATA[渤海边]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 15 Jun 2011 13:17:32 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用软启动&nbsp;&nbsp;&nbsp;&nbsp;]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1070987.html]]></link>
 <author><![CDATA[hmq]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 15 Jun 2011 12:48:36 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[软启经济，变频太贵。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1070958.html]]></link>
 <author><![CDATA[870605]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 15 Jun 2011 12:04:51 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[如果是满负荷启动，有可能会启动不了！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1070338.html]]></link>
 <author><![CDATA[jinhui188]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Wed, 15 Jun 2011 00:45:16 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[变频很贵200KW起码一二十万]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1070036.html]]></link>
 <author><![CDATA[shenyijin]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 14 Jun 2011 11:34:45 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[加变频器吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1069911.html]]></link>
 <author><![CDATA[占斌]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 14 Jun 2011 08:48:31 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用自耦变压器启动吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1069900.html]]></link>
 <author><![CDATA[舒中胜]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 14 Jun 2011 08:37:01 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[用星三角，变频都可以，不建议用软起动]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1069440.html]]></link>
 <author><![CDATA[fschs]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 14 Jun 2011 00:48:19 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[几种启动方式，结合性价比，个人比较偏向于软启动。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1069419.html]]></link>
 <author><![CDATA[忆江南]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Tue, 14 Jun 2011 00:22:18 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[[s:28]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1069396.html]]></link>
 <author><![CDATA[余清华]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Jun 2011 23:51:38 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[常用方法：1、用变频成本最高，但可调速；2、星三形启动成本最低，但不易启动且对电网影响大；3、用自耦降压启动成本较低，可应用在一般场合下；4、用软启动器成本较变频低，高过前两种，其优势在于易于维护。总之要根据不的要求和场合来选择合适的方式]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1069252.html]]></link>
 <author><![CDATA[wyhok]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Jun 2011 14:41:18 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[应该看是满载还是空载吧！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1069245.html]]></link>
 <author><![CDATA[lymkhhj]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Jun 2011 14:32:49 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[用星三角降压启动比较划算，也就是在星三角的基础上加装自耦变压器来转换启动]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1069240.html]]></link>
 <author><![CDATA[lxf01059511]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Jun 2011 14:29:42 +0000]]></pubdate>
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<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[用自耦变压器启动吧，这样比较节约。星三角启动怕承受不了]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1069212.html]]></link>
 <author><![CDATA[slik]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Jun 2011 14:11:37 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[这个是软启动器好，因为功率太大，用变频的话，太贵了，不利于成本控制，用星三角启动一样会对电网造成冲击，且如果是满负荷启动，有可能会启动不了！]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1068545.html]]></link>
 <author><![CDATA[ddq342417]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Mon, 13 Jun 2011 02:13:30 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[建议加变频，电抗器，制动单元，]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1068236.html]]></link>
 <author><![CDATA[wsgily]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 12 Jun 2011 12:50:23 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[[quote]引用第2楼yuaiwu于2011-06-12 09:16发表的&nbsp;&nbsp;:
如果要节能的话，加变频器吧
[/quote]
变频就一定节能？[s:17]]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1068225.html]]></link>
 <author><![CDATA[农村娃]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 12 Jun 2011 12:36:53 +0000]]></pubdate>
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 <title><![CDATA[]]></title>
 <description><![CDATA[依据设备轻载还是重载来选择启动方式]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1067891.html]]></link>
 <author><![CDATA[dingp]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 12 Jun 2011 05:15:19 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[起动方式有好几种，电机带什么样负载？]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1067806.html]]></link>
 <author><![CDATA[liuhuaxing]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 12 Jun 2011 03:25:45 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[满负荷起动用补偿起动器。空载起动用星三角。]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1067718.html]]></link>
 <author><![CDATA[fff936100286]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 12 Jun 2011 01:35:06 +0000]]></pubdate>
</item>
<item>
 <title><![CDATA[]]></title>
 <description><![CDATA[如果要节能的话，加变频器吧]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1067702.html]]></link>
 <author><![CDATA[yuaiwu]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 12 Jun 2011 01:16:57 +0000]]></pubdate>
</item>
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 <title><![CDATA[]]></title>
 <description><![CDATA[软起动]]></description>
 <link><![CDATA[http://www.ymmfa.com/read-gktid-110408#1067694.html]]></link>
 <author><![CDATA[辛勤蜜蜂]]></author>
 <category><![CDATA[综合讨论]]></category>
 <pubdate><![CDATA[Sun, 12 Jun 2011 01:06:59 +0000]]></pubdate>
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