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class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="q3qikhd" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UpLoadFile/2019/3/13/9/636880659851372206_nyjydl_9931190.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="f82eyp7" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>河南省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>南陽變壓器生產(chǎn),變壓器</p><p><span>***更新：</span>2021-02-01 16:02:35</p><p><span id="click" >瀏覽次數(shù)：2次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="kqbtqc8" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">南陽金揚(yáng)電氣設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>張經(jīng)理</p><p><span>郵箱: </span>zl15224852500@qq.com</p><p><span>電話: </span>15539926519</p><p><span>傳真: </span>0377_63130036</p><p><span>網(wǎng)址: </span></p><p><span>手機(jī): </span>0377-63130036</p><p><span>地址: </span>工業(yè)路180號(hào)</p><p>[當(dāng)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="f3bd4v2" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="b4m38bq" class="box"><p><p> 下列設(shè)備可用刀閘來切斷或接通電流：（1）空載母線。（2）一組互感器或一組避雷器。（3）主變壓器中心點(diǎn)接地刀閘；但中性點(diǎn)上接有消弧線圈時(shí)，只有在系統(tǒng)無故障時(shí)才可操作。（4）空載電流不大于2安的變壓器，即6千伏、400千伏及以下的變壓器，10千伏、560千伏安及以下的變壓器，35千伏、3200千伏安及以下的變壓器（需用三相聯(lián)動(dòng)刀閘切合）。（5）用帶消弧角的三聯(lián)刀閘拉，南陽變壓器生產(chǎn)、合閘電容電流不超過5安的空載線路。（6）用室外三聯(lián)刀閘拉、合電壓為10千伏及以下、電流在15安以下的負(fù)荷。（7）拉，南陽變壓器生產(chǎn)、合10千伏及以下、70安以下的環(huán)路均衡電流，但嚴(yán)禁用室內(nèi)型三聯(lián)刀閘來拉、合系統(tǒng)環(huán)路電流。（8）用10千伏刀閘拉、合空載電纜線路時(shí)，線路長(zhǎng)度不得越過表7—18的列值，南陽變壓器生產(chǎn)。見表表7—1810千伏刀閘拉、合空載電纜線路長(zhǎng)度。刀閘和母線有哪些嚴(yán)重缺點(diǎn)時(shí)必須停用刀閘（隔離開關(guān)）和母線有以下嚴(yán)重缺點(diǎn)之一時(shí)必須停用：（1）瓷瓶破損或嚴(yán)重臟污，瓷件有放電現(xiàn)象。（2）耐壓試驗(yàn)不符合標(biāo)準(zhǔn)。（3）操作機(jī)構(gòu)不靈活。（4）嚴(yán)重過負(fù)荷，溫升過高。（5）刀閘額定電壓和型式不符合現(xiàn)場(chǎng)要求。（6）刀閘接觸不良，有嚴(yán)重放電現(xiàn)象。變電站產(chǎn)品質(zhì)量怎么樣？南陽變電站廠家告訴我們。南陽變壓器生產(chǎn)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南陽變壓器生產(chǎn),變壓器" src="http://tyunfile.71360.com/UpLoadFile/2019/3/13/9/636880659851372206_nyjydl_9931190.jpg"></div><p>變、配電所突然斷電的處理變、配電所一旦突然斷電，應(yīng)按以下步驟進(jìn)行處理：首先拉開有關(guān)電源開關(guān)，然后對(duì)變、配電所內(nèi)部設(shè)備和進(jìn)線端巡視檢查一遍。如果確認(rèn)斷電原因非本所引起，可采取以下措施（1）雙電源受電時(shí)，按倒閘操作的有關(guān)規(guī)定，切換備用電源受電；如果是單電源受電，可與供電局聯(lián)系，等候來電。（2）如果發(fā)現(xiàn)本所設(shè)備有故障跡象，應(yīng)迅速拉開有關(guān)的斷路器和刀閘，斷開故障設(shè)備，檢查電源開關(guān)拒動(dòng)原因，并立即報(bào)告供電局。在未斷開或無法斷開故障設(shè)備時(shí)，不得啟用備用電源。（3）所內(nèi)若有小發(fā)電機(jī)組，可啟動(dòng)小發(fā)電機(jī)，但***禁止向系統(tǒng)倒送電。變、配電所內(nèi)發(fā)生誤操作的處理變、配電所內(nèi)一旦發(fā)生誤操作，應(yīng)針對(duì)不同情況按以下方法進(jìn)行處理：1）若誤拉或誤碰斷路器引起跳閘，對(duì)無并列關(guān)系的斷路器可立即自行合上后再匯報(bào)領(lǐng)導(dǎo)；對(duì)有并列關(guān)系的斷路器不可任意合閘，應(yīng)匯報(bào)供電局，按調(diào)度員的通知處理。2）若誤合備用斷路器，可立即拉閘再匯報(bào)領(lǐng)導(dǎo)。3）若誤拉或誤合隔離刀閘，應(yīng)立即停止操作，并檢查設(shè)備有無損壞后再匯報(bào)領(lǐng)導(dǎo)。三門峽變壓器廠南陽箱式變壓器哪家好？金揚(yáng)電氣值得您信賴。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南陽變壓器生產(chǎn),變壓器" src="http://tyunfile.71360.com/UpLoadFile/nyjydl/2019/12/637129769710882989/6371297697108829897654953.png"></div><p style="text-indent:25px"> 隨著變壓器的用途越來越多，在變壓器的使用過程中也會(huì)遇到一些**小小的問題，那么變壓器在能量傳遞過程中有哪些損失呢？怎樣計(jì)算它的效率呢？變壓器溫度過高會(huì)對(duì)運(yùn)行有什么影響嗎？等等一系列的問題出來了！我們就先來看看短路電壓對(duì)供電質(zhì)量有沒有影響：變壓器的電壓變化率和短路電壓是變壓器的主要性能指標(biāo)，它們對(duì)變壓器的運(yùn)行和供電質(zhì)量有著極為重要的影響。短路電壓的大小對(duì)變壓器的正常運(yùn)行和事故運(yùn)行有著重要的作用，對(duì)供電質(zhì)量有很大的影響。在一定的額定電流下，短路電壓越小，短路阻抗也就越小。短路電壓小，可以使負(fù)載增加時(shí)，變壓器的漏阻抗壓降小，輸出電壓穩(wěn)定。但從發(fā)生短路事故的角度來考慮，則希望短路電壓大一些，這樣可以使漏阻抗大些，以限制短路電流的數(shù)值。因此，短路電壓必須有一個(gè)適當(dāng)數(shù)值，以保證變壓器的正常運(yùn)行和事故運(yùn)行。另外，短路電壓對(duì)變壓器的并聯(lián)運(yùn)行還有著極為重要的意義，當(dāng)兩臺(tái)或幾臺(tái)變壓器并聯(lián)運(yùn)行時(shí)，它們的短路電壓必須相等。否則，當(dāng)短路電壓大的變壓器滿載時(shí)，短路電壓小的變壓器就要過載，當(dāng)短路電壓小的變壓器滿載時(shí)，短路電壓大的變壓器處于輕載。這樣，變壓器的容量就不能合理匹配，得不到充分利用</p><p style="text-indent:25px"> 只要是機(jī)器都會(huì)有發(fā)生故障的時(shí)候，不管是因?yàn)槠綍r(shí)使用不當(dāng)還是使用時(shí)間久了，都會(huì)有**小小的一些問題出現(xiàn)，那么，一般情況下都會(huì)有哪幾種原因呢？只有檢查一下才知道，通過分析表明變壓器的故障有開路和短路兩種。開路用萬用表檔很容易測(cè)出，短路的故障用萬用表不能測(cè)出。電源變壓器短路的檢查： 1.切斷變壓器的一切負(fù)載，接通電源，看變壓器的空載溫升，如果溫升較高（燙手）說明一定是內(nèi)部局部短路。如果接通電源15～30分鐘，溫升正常，說明變壓器正常。 2.在變壓器電源回路內(nèi)串接一支1000瓦燈泡，接通電源時(shí)，燈泡只發(fā)微紅，表明變壓器正常，如果燈泡很亮或較亮，表明變壓器內(nèi)部有局部短路現(xiàn)象。變壓器的開路：一種是內(nèi)部線圈斷線，但引出線斷線比較常見，應(yīng)該細(xì)心檢查，把斷線處重新焊接好。如果是內(nèi)部斷線或外部都能看出有燒毀的痕跡，那只能換新件或重繞。南陽變壓器，駐馬店變壓器，洛陽變壓器，廠家直銷，值得您的信賴。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="南陽變壓器生產(chǎn),變壓器" src="http://tyunfile.71360.com/UpLoadFile/2019/3/13/9/636880659869967363_nyjydl_6401296.jpg"></div><p> 變壓器中性點(diǎn)配置關(guān)鍵原則。1、在雙母線運(yùn)行時(shí)，應(yīng)考慮當(dāng)母聯(lián)開關(guān)跳閘后，保證被分開的兩個(gè)系統(tǒng)至少應(yīng)有一臺(tái)變壓器中性點(diǎn)接地；2、變壓器中、低壓側(cè)有電源時(shí)，則變壓器中性點(diǎn)必須直接接地，以防止高壓側(cè)斷路器跳閘，變壓器成為中性點(diǎn)絕緣系統(tǒng)；3、發(fā)電機(jī)—變壓器—線路組的主變壓器中性點(diǎn)應(yīng)保持接地運(yùn)行。變壓器中性點(diǎn)過電壓的三種形式 1、大氣過電壓。2、單相接地故障引起的過電壓。3、斷路器非全相分合閘引起的過電壓（主要表現(xiàn)為電網(wǎng)中斷路器的非同期重合閘、非全相動(dòng)作、導(dǎo)線斷線等） </p> <p> <br /> 南陽變壓器品質(zhì)上乘，金揚(yáng)電器歡迎您的來電。南陽變壓器生產(chǎn)</p><p style="text-indent:25px">南陽變壓器誠(chéng)信服務(wù)，金揚(yáng)電氣誠(chéng)邀您的合作。南陽變壓器生產(chǎn)</p><p> <span style="font-family:"font-size:14px;">變壓器的常見故障和異常,變壓器的故障可分為內(nèi)部故障和外部故障。內(nèi)部故障指的是本體內(nèi)部故障是變壓器油箱內(nèi)發(fā)生的故障，它包括繞組間的相間短路、繞組或引線的單相接地短路及繞組的匝間短路，還有由于各種原因在變壓器油中產(chǎn)生的間歇性電弧或局部過熱，在發(fā)展過程中也可能引起各種故障。外部故障指的是油箱外部引出線的各種相間短路或單相接地短路。變壓器的故障，特別是內(nèi)部故障電弧，不僅會(huì)損壞繞組絕緣、燒壞鐵芯，還可能產(chǎn)生大量汽化氣體，引起油箱爆炸。因此變壓器發(fā)生故障時(shí)，保護(hù)裝置應(yīng)迅速將故障變壓器切除。</span><span style="font-family:"font-size:14px;">從上表看出變壓器內(nèi)部故障出現(xiàn)的概率占多數(shù)，變壓器不正常工作狀態(tài)主要包括：由于變壓器外部相間短路引起的過電流，外部接地短路引起的過電流和中性點(diǎn)過電壓，冷卻系統(tǒng)故障和過負(fù)荷，大容量變壓器在過電壓和低頻率等異常工況下的過勵(lì)磁。變壓器長(zhǎng)時(shí)間不正常運(yùn)行會(huì)造成繞組和鐵芯過熱以及絕緣損壞，保護(hù)應(yīng)及時(shí)發(fā)出告警信號(hào)，并采取相應(yīng)措施。</span> </p> <p> <br /> 南陽變壓器生產(chǎn)</p><p style="text-indent:25px">南陽金揚(yáng)電氣設(shè)備有限公司是一家有著雄厚實(shí)力背景、信譽(yù)可靠、勵(lì)精圖治、展望未來、有夢(mèng)想有目標(biāo)，有組織有體系的公司，堅(jiān)持于帶領(lǐng)員工在未來的道路上大放光明，攜手共畫藍(lán)圖，在河南省南陽市等地區(qū)的電工電氣行業(yè)中積累了大批忠誠(chéng)的客戶粉絲源，也收獲了良好的用戶口碑，為公司的發(fā)展奠定的良好的行業(yè)基礎(chǔ)，也希望未來公司能成為*****，努力為行業(yè)領(lǐng)域的發(fā)展奉獻(xiàn)出自己的一份力量，我們相信精益求精的工作態(tài)度和不斷的完善創(chuàng)新理念以及自強(qiáng)不息，斗志昂揚(yáng)的的企業(yè)精神將**金揚(yáng)電氣供應(yīng)和您一起攜手步入輝煌，共創(chuàng)佳績(jī)，一直以來，公司貫徹執(zhí)行科學(xué)管理、創(chuàng)新發(fā)展、誠(chéng)實(shí)守信的方針，員工精誠(chéng)努力，協(xié)同奮取，以品質(zhì)、服務(wù)來贏得市場(chǎng)，我們一直在路上！</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3112801.html</p></div></div></div></div></div><div id="c4v99xf" 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