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發(fā)信息做推廣就找產(chǎn)品網(wǎng)<br />企業(yè)電商信息綜合服務(wù)平臺 </span><div id="5pq237d" class="searchbox"><div id="vutn9qu" class="searchLt"><div id="c8uti73" class="tabs"><a href="JavaScript:;" data-type="product" class="active">產(chǎn)品</a><a href="JavaScript:;" data-type="member" class="">公司</a><a href="JavaScript:;" data-type="article" class="">資訊</a><a href="JavaScript:;" data-type="exhibition" class="">展會</a></div><div id="724mnwn" class="clearfix searchWrap"><div id="xjnpo24" class="searchInput"><input type="text" name="keywords" placeholder="請輸入搜索關(guān)鍵詞" id="kd"><a href="javascript:void(0)" class="searchBtn" id="search">搜索</a></div></div></div></div></header><nav class="navbox"><div id="wfmtk9h" class="container"><ul><li id = "index_index"><a href="http://www.cdcfah.com/"><span>首頁</span></a></li><li id = "index_company"><a ><span>企業(yè)名錄</span></a></li><li id = "index_product"><a href="http://www.cdcfah.com/cp/"><span>產(chǎn)品供應</span></a></li><li id = "index_news"><a href="http://www.cdcfah.com/zx/"><span>新聞資訊</span></a></li><li id = "index_article"><a href="http://www.cdcfah.com/xw/"><span>行業(yè)資訊</span></a></li><li id = "index_show"><a href="http://www.cdcfah.com/zh/"><span>展會信息</span></a></li></ul></div></nav><section class="wrap clearfix"><section class="container clearfix tcPro"><section class="home-main container clearfix"><div id="aubiaof" class="twoCol"><div id="xheqimn" class="page-proshow clearfix"><p class="current"> 當前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應</a>?<a href="http://www.cdcfah.com/cp/first-_dgdq/">電工電氣</a>?<a href="http://www.cdcfah.com/cp/second-dgdq_diandongjive/">電動機</a>?<a href="http://www.cdcfah.com/cp/third-diandongjive_jsbyddjrv/">機械設(shè)備用電動機</a>?德州電機生產(chǎn) 山東聯(lián)創(chuàng)電機供應</p><div id="3htvmta" class="leftbox clearfix"><h1>德州電機生產(chǎn) 山東聯(lián)創(chuàng)電機供應</h1><div id="3r2nk3s" class="proBig"><div id="ptq8csp" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099267909128352_lcdianji_6304000.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="7i4b727" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099267909128352_lcdianji_6304000.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="veb77tv" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>山東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>德州電機生產(chǎn)</p><p><span>***更新：</span>2020-06-08 07:06:03</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="7k4nrtf" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">山東聯(lián)創(chuàng)電機有限公司</a></p><p><span>聯(lián)系人：</span>李道松</p><p><span>郵箱: </span>505920191@qq.com</p><p><span>電話: </span>13906437131</p><p><span>傳真: </span>0533_7781170</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>0533-7788099</p><p><span>地址: </span>山東省淄博市臨淄區(qū)朱臺鎮(zhèn)魏家村</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="2v9wizg" class="page-proshow02"><p class="title">詳細說明</p><div id="q7zgikm" class="box"><p><p> 電動機故障的原因有：電源斷相、電壓或頻率不對；繞組短路、斷路、接地；軸承運轉(zhuǎn)不良；內(nèi)、外部臟，散熱不好（外部涂油漆太厚也是散熱不好的原因），德州電機生產(chǎn)，和自帶冷卻風扇壞，通風不暢；與機械裝備不良；長期高負荷運行；環(huán)境溫度高等等。90%以上都是日常管理檢查不細，電機維護保養(yǎng)不足造成的。電動機是日常生產(chǎn)中比不可少的設(shè)備之一，因此，它的日常維護就顯得相當?shù)闹匾?。電動機由定子架、繞組及絕緣材料、轉(zhuǎn)子、兩端軸承及端蓋等組成，比較簡單。電動機故障的原因有：電源斷相、電壓或頻率不對；繞組短路、斷路、接地；軸承運轉(zhuǎn)不良；內(nèi)、外部臟，德州電機生產(chǎn)，散熱不好（外部涂油漆太厚也是散熱不好的原因），和自帶冷卻風扇壞，通風不暢；與機械裝備不良；長期高負荷運行；環(huán)境溫度高等等。電動機的損壞，90%以上都是維修人員日常檢查不細，維護保養(yǎng)不足造成的，只要堅持認真看、聽、摸、測，德州電機生產(chǎn)、做，絕大多數(shù)故障都可以預防和避免，減少公司備件和修理費用的損失。 <p> <br /> </p> </p> <p> <br /> </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="德州電機生產(chǎn)" src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099267909128352_lcdianji_6304000.jpg"></div><p style="text-indent:25px">所謂三相異步電動機的啟動是指電動機從接入電源開始轉(zhuǎn)動起，到達到額定轉(zhuǎn)速為止的這一過程。根據(jù)理論分析和實際測定，三相異步電動機啟動瞬間；定子繞組啟動電流很大，可達額定值的4~7倍。三相異步電動機為什么會有這么大的啟動電流呢？因為異步電動機在啟動瞬間轉(zhuǎn)子并不能立馬就轉(zhuǎn)動起來，此時轉(zhuǎn)子電磁感應的反電勢尚未建立起來，所以外電壓全部加在沒有反電勢的定子繞組上，其電路電流就是外電壓除以繞組的阻抗（用符號Z表示，是一種對電流其阻礙作用的能力，單位為歐姆公式Z=V/I表示），所以定子繞組電流很大。這么大的啟動電流將帶來以下不良后果：使電網(wǎng)電壓產(chǎn)生波動（特別是容量較大的電動機啟動時），從而影響到接在電網(wǎng)上的其它設(shè)備的正常運行。使電動機繞組發(fā)熱，絕緣老化，從而縮短了電動機的使用壽命。特別是對經(jīng)常需要啟動的電動機影響較大。啟動瞬間，由于三相異步電動機轉(zhuǎn)子電路功率因素較低，啟動轉(zhuǎn)矩并不很大。如果啟動轉(zhuǎn)矩小于負載轉(zhuǎn)矩則電動機將無法啟動。綜上所述，三相異步電動機啟動時的主要缺點是啟動電流較大。為了減小啟動電流，必須采用適當?shù)膯臃椒ā?/p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="德州電機生產(chǎn)" src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099268087967959_lcdianji_7882415.jpg"></div><p style="text-indent:25px">無論是鼠籠還是繞線電機，根據(jù)實際工況要求，有自通風冷卻型、空一空冷卻型、水一空冷卻型及管道通風型等幾種形式。但無論哪種結(jié)構(gòu)形式，電動機都會有定子、轉(zhuǎn)子、機座、軸承裝置、出線盒等部件。Ms.參與大伙分享一下不同結(jié)構(gòu)產(chǎn)品的個性化特點。自通風冷卻型電動機，在機座頂部裝有防護等級為IP23的防護頂罩。根據(jù)要求也可以有防護等級為IPW23、IPW24的防護罩。GB4942.1中規(guī)定了電機外殼防護等級標準。電機外殼防護等級用字母IP加兩位數(shù)字表示，IP是防護的代號；位數(shù)字**種防護能力，它是指防止人體觸及或接近電機殼內(nèi)帶電部位及轉(zhuǎn)動部件，以及防止固體異物進入電機的能力；第二位數(shù)字**第二種防護能力，它是防止水進入電機而引起有害影響的能力。種防護有0－5共6個級別，第二種防護有0－8共9個級別。當只需用一個表征數(shù)字表示某一防護等級時，被省略的數(shù)字以字母“X”代替，例如IPX5或IP3X。當防護的內(nèi)容有所增加時，可用補充字母來表示： “ W”是具有附加防護措施或方法要求，可在規(guī)定氣候條件下使用的外殼防護等級。“ R”具有附加防護措施或方法要求，可在規(guī)定塵埃環(huán)境條件使用的外殼防護等級（例如：用于鋸本廠、采石場等惡劣塵埃環(huán)境條件下）。 </p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="德州電機生產(chǎn)" src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099268025127156_lcdianji_2008886.jpg"></div></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/186832.html</p></div></div></div></div></div><div id="t3izg8b" class="page-right 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