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class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099267932828813_lcdianji_4664347.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="swckqe0" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099267932828813_lcdianji_4664347.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="kgem4g2" class="content"><p><span>需求數量：</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>產品關鍵詞：</span>湖北高壓電機生產,電機</p><p><span>***更新：</span>2020-08-05 02:16:02</p><p><span id="click" >瀏覽次數：0次</span></p><a rel="nofollow" class="button">聯系我們</a></div></div><div id="egouioe" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">山東聯創(chuàng)電機有限公司</a></p><p><span>聯系人：</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="kqow2ag" class="page-proshow02"><p class="title">詳細說明</p><div id="ce4ma2q" class="box"><p><p> 高壓電機直接啟動就是在全電壓條件下直接啟動電機。如果電網條件允許，可以采用直接啟動。但在實際生產過程中往往由于電網容量有限，湖北高壓電機生產，很少采用直接啟動。由于采用直接啟動時，啟動電流大，使電壓下降幅度較大，對于供電系統(tǒng)有較大的沖擊，如果壓降超過一定值，有可能導致上級變電所跳閘。故在實際運行中很少采用這種直接啟動方法。串聯電抗器啟動就是在電機啟動的時候串入電抗器，以限制和降低電機啟動時的啟動電流及電網壓降，當電機運行穩(wěn)定且電流達到一定值時，切除電抗器變?yōu)殡姍C直接啟動模式。由于啟動過程中電機端的電壓也下降，容易導致啟動轉矩不夠，湖北高壓電機生產，在啟動過程中還會出現一個二次沖擊的過程。自耦變壓器啟動是指電動機啟動時利用自耦變壓器來降低加在電動機定子繞組上的啟動電壓。待電動機啟動后，再使電動機與自耦變壓器脫離，從而在全壓下正常運行。優(yōu)點是可以按容許的啟動電流和所需的啟動轉矩來選擇自耦變壓器副邊的不同抽頭實現降壓啟動，而且不論電動機定子繞組采用星形接法或三角形接法都可以使用，湖北高壓電機生產。缺點是設備的體積較大，因而成本較貴。聯創(chuàng)電機設備的引進更加豐富了公司的設備品種，為用戶提供了更多的選擇空間。湖北高壓電機生產</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北高壓電機生產,電機" src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099267932828813_lcdianji_4664347.jpg"></div><p style="text-indent:25px">異步電動機的氣隙是很小的，中小型電動機一般為0.2～2mm。氣隙越大，磁阻越大，要產生同樣大小的磁場，就需要較大的勵磁電流。由于氣隙的存在，異步電動機的磁路磁阻遠比變壓器為大，因而異步電動機的勵磁電流也比變壓器的大得多。變壓器的勵磁電流約為額定電流的3%，異步電動機的勵磁電流約為額定電流的30%。勵磁電流是無功電流，因而勵磁電流越大。繞組是電動機的組成部分，老化、受潮、受熱、受侵蝕、異物侵入、外力的沖擊都會造成對繞組的傷害，電機過載、欠電壓、過電壓，缺相運行也能引起繞組故障。繞組故障一般分為繞組接地、短路、開路、接線錯誤。如今分別說明故障現象、產生的原因及檢查方法。湖北高壓電機生產聯創(chuàng)電機愿和各界朋友真誠合作一同開拓。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北高壓電機生產,電機" src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099267931114353_lcdianji_7380131.jpg"></div><p> 三相異步電動機的缺相運行是指三相供電電源缺少一相或三相繞組有一相從電源斷開而造成的一種電動機運行狀態(tài)，三相異步電動機的繞組燒毀大多數是由于缺相運行造成的。下面，我介紹一個簡便方法針對缺相故障進行保護。一、對于星形接法電動機，由于三相交流電的失量和為零，其中性點對地電壓理論上為零，但實際上三相電壓不會平衡，總要相差幾伏電壓。當電機缺相運行時，由于定子三相電壓不平衡，中性點對地的零序電壓升高，當電機滿負荷運行時，此零序電壓可達達25～45伏。此時，可通過串接于電機中性線上的零序電壓繼電器來對電機進行保護，如圖1所示。電機正常運行時，中性點對地電壓較低，Kv不動作。，中性蘭對地電壓升高，使Kv動作，它的常閉觸點斷開而切斷KM線圈電源，隨即主電路斷電。二、對于定子繞組三角形接法的電機，可將星形接法的三只電容器(容量2～4uF為好)接于三角形繞組上，引出人為中性點，如圖2所示。由于實際電路中，中性點對地總有幾伏電壓，因此可以把電壓繼電器整定到12～24伏。此外也可使用市場上的小型中間繼電器(12或24伏)來代替電壓繼電器。這樣更方便些。 </p><p> 吊入式機座是一個長方體的箱式結構，機座內部軸向有筋，用于支撐和固定定子。定子是從上方放入機座，靠定子壓圈與機座軸向筋定位并保證氣隙均勻度。再用螺栓將定子與機座緊固。機座端端板的內止口與端蓋的外止口緊密配合，能充分保證定、轉子之間的氣隙均勻度。壓入式機座大多是通過熱套方式將定子套入機座，該方式下機座與定子的同心度容易保證，但相對與吊入式機座便捷性要遜色一些。 </p> <p> ● 定子線圈：定子線圈是雙層疊繞阻，絕緣等級為F級，電壓等級為3KV及以上的電機都有防電暈措施。 </p> <p> ● 轉子線圈：繞線電機的轉子線圈是雙層波繞組，采用矩形銅排，絕緣等級要求為F級。 </p> <p> ● 定子：定子通常采用磁性槽楔，根據需要也可用非磁性槽楔。線圈端部之間應采用適型材料墊緊，并與端箍、支撐桿扎牢在一起，經過真空壓力整浸無溶劑漆后，整個定子成為一個整體，增強了其機械性和防潮能力。<span style="display:none;"></span> </p> <p> ● 轉子：鼠籠型電機一般情況下采用鑄鋁轉子，這種轉子運行可靠，并具有較好的起動性能，它可以滿壓直接起動。根據需要也可采用銅條轉子，銅條轉子電機效率相對較高，但成本也要高好多。 </p> <p> ● 軸大多焊有輻板，并經過熱處理，具有較好的機械性能。高壓電機軸的熱處理非常關鍵，稍有不慎，會出現斷軸問題。以客戶至上為理念，為客戶提供咨詢服務。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北高壓電機生產,電機" src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099267968998074_lcdianji_6703273.jpg"></div><p> 電機是生產、制造中比不可少的設備之一，為了保證電機正常工作，除了按操作規(guī)程正常使用、運行過程中注意正常監(jiān)視和維護外，還應該進行定期檢查，做好電機維護保養(yǎng)工作。對于新安裝的電動機定子絕緣電阻應大于2MΩ，轉子絕緣電阻應大于0.8MΩ；對使用中的電動機，定子絕緣電阻應大于0.5MΩ，轉子絕緣電阻大于0.5MΩ;如達不到一標準，應拆下來干燥；在烘干情況（50~70）定子絕緣電阻達1MΩ，轉子絕緣電阻應大于0.5MΩ。我們的機械設備能否正常工作，很重要的一部分就在于電機能否正常運轉。所以電機保養(yǎng)也是很重要的，很多人總是不注意保養(yǎng)或者不知道怎么保養(yǎng)，等到電機出現問題了，電機只能維修了，維修的話既要花錢，還耽誤工作。才后悔之前沒有做好保養(yǎng)。保養(yǎng)也是一門大學問。聯創(chuàng)電機重信譽、守合同，嚴把產品質量關，熱誠歡迎廣大用戶前來咨詢考察，洽談業(yè)務！海南三相異步電機多少錢</p><p style="text-indent:25px">聯創(chuàng)電機的行業(yè)影響力逐年提升。湖北高壓電機生產</p><p> 電機是把電能轉換成機械能的機電設備。電網輸入的電能經電機內部氣隙磁場實現機電能量轉換，由電機軸伸輸出機械功率驅動各類設備運轉。通俗點講，電機內氣隙是電能轉換為機械能的無形媒介，軸伸則是電機與機械傳動系統(tǒng)的有形聯結。下面，就和大家聊聊電機與機械傳動系統(tǒng)聯結型式，各類聯結究竟有哪些特點，為什么必須選擇這種聯結方式。電機與機械傳動系統(tǒng)聯結方式理論上可以有可拆卸和不可拆卸兩大類，但幾乎所有應用系統(tǒng)中電機作為通用性**模塊存在，必須具有互換性，故而只有可拆卸聯結結構型式。恰恰因可拆卸、互換性這一基本特征，電機軸伸才只有圓柱軸伸、圓錐軸伸、花鍵軸伸三種，實際輸出聯結形式分為圓柱軸伸平鍵聯結、圓錐軸伸平鍵聯結、圓柱軸伸切向鍵聯結和花鍵聯結，其中花鍵聯結時根據負荷和精度要求設計為矩形花鍵軸伸和漸開線花鍵軸伸。湖北高壓電機生產</p><p style="text-indent:25px">山東聯創(chuàng)電機有限公司坐落在山東省淄博市臨淄區(qū)朱臺鎮(zhèn)魏家村，是一家專業(yè)的山東聯創(chuàng)電機有限公司的前身是淄博聯創(chuàng)機電有限公司，創(chuàng)立于1998年，主要以中、大型異步電機、直流電機及特種電機的機體，冷卻器、軸加工等電機主要零部件的設計、制造等業(yè)務。2008年改名為山東聯創(chuàng)電機有限公司。在保持和發(fā)展了原有業(yè)務的基礎上，生產中大型Y系列、J系列等三相交流異步電動機、同步電機、直流電機。公司始終堅持“誠信”、“創(chuàng)新”、“發(fā)展”的經營理念。致力于中、大型電機、特殊電機的研發(fā)和企業(yè)形象的打造。公司擁有完善的技術力量和質量管理體系，擁有加工中、大型電機的設備和熟練的同心協力的職工隊伍。多年來，由于全體員工的勤奮努力和廣大客戶的信任支持，使公司達到了快速的發(fā)展、壯大。成為國內能生產中、大型電機的廠家之一。公司。目前我公司在職員工達到11~50人人，是一個有活力有能力有創(chuàng)新精神的高效團隊。公司業(yè)務范圍主要包括：[ "大型高壓電機", "中型高壓電機", "電機維修" ]等。公司奉行顧客至上、質量為首、的經營宗旨，深受客戶好評。公司力求給客戶提供***質量服務，我們相信誠實正直、開拓進取地為公司發(fā)展做正確的事情，將為公司和個人帶來共同的利益和進步。經過幾年的發(fā)展，已成為[ "大型高壓電機", "中型高壓電機", "電機維修" ]行業(yè)**企業(yè)。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/811360.html</p></div></div></div></div></div><div id="usy4mcq" class="page-right twoColRt"><div id="wuusagm" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="y4osqe2" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/1/14/637082168864691056_lgpj_5374157.jpg" alt="福建ZF配件哪家強信息推薦自業(yè)物資供應" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></div><p>福建ZF配件哪家強信息推薦自業(yè)物資供應</p></a></div><div id="e2mk2gw" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/846569.html"><div><img src="https://tyunfile.71360.com/WaterMark/UploadFile/nbzxsw/637298235378037109/764794.png" alt="寧波寧海直接考A2有幾個科目真誠推薦寧波助學商務信息咨詢供應" class="vcenter" 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