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href="http://www.cdcfah.com/cp/third-diandongjive_jsbyddjrv/">機械設(shè)備用電動機</a>?西藏三相異步電機維修山東聯(lián)創(chuàng)電機供應(yīng)</p><div id="xx9rrpz" class="leftbox clearfix"><h1>西藏三相異步電機維修山東聯(lián)創(chuàng)電機供應(yīng)</h1><div id="9nbh79j" class="proBig"><div id="dtxpb9r" class="bigimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099267874527432_lcdianji_5533522.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="trxjf5n" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099267874527432_lcdianji_5533522.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="rr9x7bl" 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>西藏三相異步電機維修,電機</p><p><span>***更新：</span>2020-08-06 11:02:17</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="z9rf9bf" 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="77f79jn" class="page-proshow02"><p class="title">詳細說明</p><div id="tl7vzjf" class="box"><p><p> 三相異步電機（Triple-phaseasynchronousmotor）是感應(yīng)電動機的一種，是靠同時接入380V三相交流電流（相位差120度）供電的一類電動機，由于三相異步電動機的轉(zhuǎn)子與定子旋轉(zhuǎn)磁場以相同的方向、不同的轉(zhuǎn)速成旋轉(zhuǎn)，存在轉(zhuǎn)差率，所以叫三相異步電動機。三相異步電動機轉(zhuǎn)子的轉(zhuǎn)速低于旋轉(zhuǎn)磁場的轉(zhuǎn)速，轉(zhuǎn)子繞組因與磁場間存在著相對運動而產(chǎn)生電動勢和電流，并與磁場相互作用產(chǎn)生電磁轉(zhuǎn)矩，實現(xiàn)能量變換。與單相異步電動機相比，三相異步電動機運行性能好，西藏三相異步電機維修，并可節(jié)省各種材料。按轉(zhuǎn)子結(jié)構(gòu)的不同，西藏三相異步電機維修，三相異步電動機可分為籠式和繞線式兩種?；\式轉(zhuǎn)子的異步電動機結(jié)構(gòu)簡單，西藏三相異步電機維修、運行可靠、重量輕、價格便宜，得到了普遍的應(yīng)用，其主要缺點是調(diào)速困難。繞線式三相異步電動機的轉(zhuǎn)子和定子一樣也設(shè)置了三相繞組并通過滑環(huán)、電刷與外部變阻器連接。調(diào)節(jié)變阻器電阻可以改善電動機的起動性能和調(diào)節(jié)電動機的轉(zhuǎn)速。聯(lián)創(chuàng)電機嚴格控制原材料的選取與生產(chǎn)工藝的每個環(huán)節(jié)，保證產(chǎn)品質(zhì)量不出問題。西藏三相異步電機維修</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="西藏三相異步電機維修,電機" src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099267874527432_lcdianji_5533522.jpg"></div><p style="text-indent:25px">同步電動機工作時，定子的三相繞組中通入三相對稱電流，轉(zhuǎn)子的勵磁繞組通入直流電流。在定子三相對稱繞組中通入三相交變電流時，將在氣隙中產(chǎn)生旋轉(zhuǎn)磁場。在轉(zhuǎn)子勵磁繞組中通入直流電流時，將產(chǎn)生極性恒定的靜止磁場。若轉(zhuǎn)子磁場的磁極對數(shù)與定子磁場的磁極對數(shù)相等，轉(zhuǎn)子磁場因受定子磁場磁拉力作用而隨定子旋轉(zhuǎn)磁場同步旋轉(zhuǎn)，即轉(zhuǎn)子以等同于旋轉(zhuǎn)磁場的速度、方向旋轉(zhuǎn)，這就是同步電動機的基本工作原理。同步電機的主要運行方式有三種，即作為發(fā)電機、電動機和補償機運行。作為發(fā)電機運行是同步電機主要的運行方式。泰安三相異步電機報價聯(lián)創(chuàng)電機有著質(zhì)量的服務(wù)質(zhì)量和極高的信用等級。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="西藏三相異步電機維修,電機" src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099268004534154_lcdianji_9149080.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(fēng)冷卻型、空一空冷卻型、水一空冷卻型及管道通風(fēng)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(fēng)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><p> 看：每天巡查時看電動機工作電流的大小和變化，看周圍有沒有漏水、滴水，會引起電動機絕緣低擊穿而燒壞。還要看電動機**是否有影響其通風(fēng)散熱環(huán)境的物件？看風(fēng)扇端蓋、扇葉和電動機外部是否過臟需要清潔？要確保其冷卻散熱效果。無論誰發(fā)現(xiàn)問題，都應(yīng)及時處理。聽：認真細聽電動機的運行聲音是否異常，因機房噪音較大，可借助于螺絲刀或聽棒等輔助工具，貼近電動機兩端聽，如果經(jīng)常聽，不但能發(fā)現(xiàn)電動機及其拖動設(shè)備的不良振動，連內(nèi)部軸承油的多少都能判斷，從而及時作出添加軸承油，或更換新軸承等相應(yīng)的措施處理，避免電動機軸承缺油干磨而堵轉(zhuǎn)、走外圓、掃膛燒壞。多數(shù)廠家考慮到大型電動機解體更換軸承的困難，會采用開式軸承，定期（2000h）加油時需注意使用電機標示軸承油（-35℃～+140℃），并將下端放油口打開或另一邊的悶頭螺絲拆卸開，以便將舊油擠換出來（注意補充油定額）防止加油時因壓力大把油擠到電動機內(nèi)部，運轉(zhuǎn)時濺到定轉(zhuǎn)子上，影響電動機的散熱功能等。以客戶至上為理念，為客戶提供咨詢服務(wù)。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="西藏三相異步電機維修,電機" src="http://tyunfile.71360.com/UpLoadFile/2019/11/21/9/637099267931114353_lcdianji_7380131.jpg"></div><p> 日常工作中，遇到一臺三相異步電機，往往這樣問，這臺電機是幾極的？比如是2極、4極、6極、8極……然后可 </p> <p> 以通過它的極數(shù)判斷它的額定轉(zhuǎn)速。那么電機的極數(shù)和轉(zhuǎn)速有什么關(guān)系呢？電機的極數(shù)是指每相線圈在定子圓周內(nèi)均勻分布的磁極數(shù)。磁極都是成對出現(xiàn)，N極和S極，所以一臺電機的極數(shù)<span style="display:none;"></span>**少是2極。級數(shù)越多，轉(zhuǎn)速越低，極數(shù)越少，轉(zhuǎn)速越高。轉(zhuǎn)速和極數(shù)的關(guān)系可通過公式：n=60f/p計算。n：轉(zhuǎn)速。 </p> <p> 60：60秒，我們平時所說的這臺電機的轉(zhuǎn)速多少，是指這臺電機每分鐘旋轉(zhuǎn)的周數(shù)，也就是 60秒旋轉(zhuǎn)的周數(shù)。 </p> <p> f:電網(wǎng)頻率，我國為50HZ。 </p> <p> p：電機極對數(shù)，2極電機，對數(shù)是1；4極電機，對數(shù)是2；8極電機，對數(shù)是4。比如一臺2極電機，轉(zhuǎn)速n=60秒 </p> <p> ×50HZ/極對數(shù)1=3000轉(zhuǎn)。但這是同步轉(zhuǎn)速，異步電機，轉(zhuǎn)子轉(zhuǎn)速低于定子旋轉(zhuǎn)磁場轉(zhuǎn)速，所以，異步轉(zhuǎn)速還涉 </p> <p> 及到電機轉(zhuǎn)差率的因素，轉(zhuǎn)差率=（定子轉(zhuǎn)速-轉(zhuǎn)子轉(zhuǎn)速）/定子轉(zhuǎn)速，不同廠家生產(chǎn)的電機轉(zhuǎn)差率也不同，通常在 </p> <p> 10％以內(nèi)，一般在4％左右。 </p> <p> 異步轉(zhuǎn)速和轉(zhuǎn)差率關(guān)系：N=(60F/P)×(1-S%)，所以2極電機異步轉(zhuǎn)速=3000×（1-4%）=2880轉(zhuǎn)左右。 </p> <p> 同樣算法，6極電機異步轉(zhuǎn)速=（60秒×50赫茲/極對數(shù)3）×（1-轉(zhuǎn)差率4%）=960轉(zhuǎn)左右。聯(lián)創(chuàng)電機愿和各界朋友真誠合作一同開拓。泰安三相異步電機報價</p> <span style="display:none;"></span><p style="text-indent:25px">聯(lián)創(chuàng)電機產(chǎn)品適用范圍廣，產(chǎn)品規(guī)格齊全，歡迎咨詢。西藏三相異步電機維修</p><p> 高壓電機是指額定電壓在1000V以上電動機。常使用的是6000V和10000V電壓，由于國外的電網(wǎng)不同，也有3300V和6600V的電壓等級。高壓電機產(chǎn)生是由于電機功率與電壓和電流的乘積成正比，因此低壓電機功率增大到一定程度(如300KW/380V)電流受到導(dǎo)線的允許承受能力的限制就難以做大，或成本過高。需要通過提高電壓實現(xiàn)大功率輸出。高壓電機優(yōu)點是功率大，承受沖擊能力強；缺點是慣性大，啟動和制動都困難。高壓電動機可用于驅(qū)動各種不同機械之用。如壓縮機、水泵、破碎機、切削機床、運輸機械及其它設(shè)備，供礦山、機械工業(yè)、石油化工工業(yè)、發(fā)電機等各種工業(yè)中作原動機用。用以傳動鼓風(fēng)機、磨煤機、軋鋼機、卷揚機的電動機應(yīng)在訂貨時注明用途及技術(shù)要求，采用特殊的設(shè)計以保障可靠運行。高壓電機分為：高壓同步電機；高壓異步電機；高壓異步繞線式電動機；高壓鼠籠型電機等。西藏三相異步電機維修</p><p style="text-indent:25px">山東聯(lián)創(chuàng)電機有限公司位于山東省淄博市，注冊資本300-500萬元，旗下?lián)碛?1~50人***專業(yè)的員工。在聯(lián)創(chuàng)電機供應(yīng)近多年發(fā)展歷史，公司旗下現(xiàn)有品牌齊奧等。公司以用心服務(wù)為**價值,希望通過我們的專業(yè)水平和不懈努力,將山東聯(lián)創(chuàng)電機有限公司的前身是淄博聯(lián)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(shè)計、制造等業(yè)務(wù)。2008年改名為山東聯(lián)創(chuàng)電機有限公司。在保持和發(fā)展了原有業(yè)務(wù)的基礎(chǔ)上，生產(chǎn)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(jīng)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(shù)力量和質(zhì)量管理體系，擁有加工中、大型電機的設(shè)備和熟練的同心協(xié)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(nèi)能生產(chǎn)中、大型電機的廠家之一。等業(yè)務(wù)進行到底。山東聯(lián)創(chuàng)電機有限公司主營業(yè)務(wù)涵蓋[ "大型高壓電機", "中型高壓電機", "電機維修" ]，堅持“質(zhì)量***、質(zhì)量服務(wù)、顧客滿意”的質(zhì)量方針，贏得廣大客戶的支持和信賴。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/826629.html</p></div></div></div></div></div><div id="ltvrlpj" class="page-right twoColRt"><div id="h99bxlp" class="box01 margin10 clearfix"><h3><a 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