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src="https://tyunfile.71360.com/UploadFile/wds2020/637311844743457031/1590445.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="ajb4v37" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/wds2020/637311844743457031/1590445.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="max9mlh" 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>廣東省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關鍵詞：</span>燒嘴批發(fā)價格,天燃氣燒嘴</p><p><span>***更新：</span>2020-12-23 10:12:43</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="gambseb" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">中山市瓦達斯熱能設備技術有限公司</a></p><p><span>聯(lián)系人：</span>王小龍</p><p><span>郵箱: </span>857523811@qq.com</p><p><span>電話: </span>18576205579</p><p><span>傳真: </span>0755_</p><p><span>網(wǎng)址: </span>http://www.gdwadasi.com</p><p><span>手機: </span>0755-12345678</p><p><span>地址: </span>東鳳鎮(zhèn)民樂社區(qū)德友街8號二樓</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="hgn5sfm" class="page-proshow02"><p class="title">詳細說明</p><div id="zjbvwik" class="box"><p><p> 一般燒嘴都配備有點火電極及通常所說的火花塞。首先觀察火花塞是否正常打火，若不打火，請確認以下條件： </p> <p> 1.點火電極要與地極之間保持約2mm的比較好距離。 </p> <p> 2.點火變壓器是否有高壓輸出：先確認燒嘴控制器到變壓器供電端子是否有電壓輸出，然后確認點火變壓器是否完好或接線是否正確。 </p> <p> <span style="font-size:12px;">3.點火電極是否自身絕緣不好而短路，造成沒有在點火區(qū)域打火。需查看燒嘴內(nèi)部電極絕緣情況。</span> </p> <p> <span style="font-size:12px;"><br /> </span> </p> <p> <br /> </p> <p> 如火花塞能夠正常打火，而不能看到火焰，請確認空燃氣供應情況，并調(diào)整空氣和燃氣的壓力到合適的范圍。 </p> <p> 1.合理的空燃氣比例是點火的必要條件，這就要求我們要提供合理的空燃氣壓力。 </p> <p> 2.在確定有燃氣的情況下，空氣壓力太大或太小都有可能無法點燃。 </p> <p> 3.不同品牌不同型號的燒嘴所要求的空燃氣壓力有所不同，此時要查看相關技術資料或咨詢廠家。 </p> <p> 4.一般情況下空燃氣壓力越小點火成功率越高。以北京興達奇BSIO系列燒嘴為例，450KW小火比較好狀態(tài)是：空氣壓力1.5~2.5mbar之間，燃氣壓力0，燒嘴批發(fā)價格.1~0，燒嘴批發(fā)價格.5mbar。 </p> <p> 5.配備空燃比例閥的管路系統(tǒng)，在點火時由于空氣壓力低，往往空燃比例閥沒有被頂開，這時我們要調(diào)節(jié)比例閥彈簧，使比例閥開啟一定的開度，允許一小股燃氣過去參與點火。加熱爐常用的有焰燒嘴有套管式燒嘴、低壓渦流式燒嘴，燒嘴批發(fā)價格、扁縫渦流式燒嘴、環(huán)縫渦流式燒嘴、平焰燒嘴等。燒嘴批發(fā)價格</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="燒嘴批發(fā)價格,天燃氣燒嘴" src="https://tyunfile.71360.com/UploadFile/wds2020/637311844743457031/1590445.png"></div><p style="text-indent:25px">燒嘴按照用途來分，有可以分為工業(yè)應用燒嘴，商業(yè)應用燒嘴，工藝應用燒嘴。工業(yè)應用燒嘴以及商業(yè)應用燒嘴一般功率較大，一般屬于固定設備。工藝應用燒嘴，一般功率較小，沒有特定的型號，可以根據(jù)實際的工藝來開發(fā)出來的燒嘴，并且屬于損耗件。燒嘴按點火方式分為兩種：一種是自動點火，點火方式通過電極發(fā)出高壓點燃可燃氣體；一種是人工點火。點火方式是用明火點燃可燃氣體。自動點火適用于相對純凈氣體；人工點火適用于純凈可燃氣體、較臟可燃氣體。工藝燒嘴普遍應用于產(chǎn)品成型以后的工藝處理，如玻璃器皿成型后的拋光，切割，燒口，應力處理等，塑料件表面噴涂之前的火焰處理，以增強塑料件表面的張力/親水性，增強噴漆的效果。上海碳化硅燒嘴在運行中如何合理調(diào)整燃燒，避免點火燒嘴損壞，是我們運行人員急需解決的一大課題。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="燒嘴批發(fā)價格,天燃氣燒嘴" src="https://tyunfile.71360.com/UploadFile/wds2020/637311308190107421/7354419.png"></div><p style="text-indent:25px">如火花塞能夠正常打火，而不能看到火焰，請確認空燃氣供應情況，并調(diào)整空氣和燃氣的壓力到合適的范圍。 1.合理的空燃氣比例是點火的必要條件，這就要求我們要提供合理的空燃氣壓力。 2.在確定有燃氣的情況下，空氣壓力太大或者太小都有可能無法點燃。 3.不同品牌不同型號的燒嘴所要求的空燃氣壓力有所不同，此時要查看相關技術資料或咨詢廠家。 4.一般情況下空燃氣壓力越小點火成功率越高。 5.配備空燃比例閥的管路系統(tǒng)，在點火時由于空氣壓力低，往往空燃比例閥沒有被頂開，這時我們要調(diào)節(jié)比例閥彈簧，使比例閥開啟一定的開度，允許一小股燃氣過去參與點火。</p><p> 自身預熱燒嘴又稱換熱式燒嘴，它是將燃氣入口、助燃風入口、點火電極、燃燒室、換熱器和排煙口組合成一個整體的燃燒裝置。自身預熱式燒嘴的使用替代了煙道熱交換器，無需額外占地面積且熱利用效率更高。但自身預熱式燒嘴由于其應用的特殊性和結構復雜性，在使用過程中有很多需要注意的地方，掌握了這些注意事項，會在使用過程中避免很多不必要的麻煩。明火直接加熱應用中要安裝煙氣導流套：在間接加熱應用時，煙氣可以通過換熱器與輻射管的間隙排出爐膛，從而實現(xiàn)熱量的交換。在明火加熱時，我們也需要加裝煙氣導流套來強制煙氣在這個環(huán)形間隙中通過，實現(xiàn)很大程度的熱交換。換熱器與輻射管縫隙較大時安裝煙氣導流套：跟上一條相似，在輻射管直徑較大而燒嘴功率較小的情況下，由于換熱器與輻射管直徑的縫隙過大會造成煙氣不能貼近換熱器，影響換熱效率。所以需要加裝尺寸合適的煙氣導流套。高中壓天然氣燒嘴：天然氣壓力在5kpa以上。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="燒嘴批發(fā)價格,天燃氣燒嘴" src="https://tyunfile.71360.com/UploadFile/wds2020/637311308442109375/3515817.png"></div><p style="text-indent:25px">燒嘴熄火原因分析：一次風配比過低時，加熱爐效率就會降低。一次風配比過高時，火焰很短，根部與燒嘴明顯脫節(jié)，會被吹離燒嘴而引起熄火。二次風配比過低時，空氣過剩系數(shù)小，燃燒熱效率高，燃氣濃度大，火焰?zhèn)鞑ニ俣鹊停敾鹧鎮(zhèn)鞑ニ俣刃∮诨旌先紵龤怏w噴射速度時，火焰會被吹離燒嘴而引起熄火。二次風配比過高時，加熱爐熱效率降低爐膛負壓過高時，漏風量增加，燃燒熱效率降低。爐膛負壓過低時，混合燃燒氣體中空氣流速降低，火焰?zhèn)鞑ニ俣冉档蛯е孪ɑ?爐外大氣壓降低也是爐膛負壓過低的原因之一) 燃氣噴射速度超過燒嘴比較大負荷時，火焰?zhèn)鞑ニ俣刃∮诨旌先紵龤怏w噴射速度，火焰很長，根部與燒嘴明顯脫節(jié)，會被吹離燒嘴而引起熄火燃氣噴射速度低于燒嘴比較大負荷時，火焰?zhèn)鞑ニ俣却笥诨旌先紵龤怏w噴射速度，火焰很短，根部向燒嘴口收縮，可能逆流進燒嘴口而引起熄火燒嘴設計負荷偏大時，若不采取有效措施，將導致混合燃燒氣體噴射速度降低而引起熄火。燒嘴也可以叫燃燒器。燃氣燒嘴哪個品牌好</p><p style="text-indent:25px">直焰燒嘴：又稱長焰燒嘴，火焰較長，一般窯爐上采用較多。燒嘴批發(fā)價格</p><p> 天然氣燒嘴按照空燃混合方式：擴散式燒嘴：燃燒所需要的空氣不預先和天然氣混合。大氣式燒嘴：又稱半預混合天然氣燒嘴。燃燒所需要的空氣部分與天然氣混合。完全預混合式燒嘴：燃燒所需要的空氣預先和天然氣混合，一般多用在無焰燃燒類型的燒嘴上。特殊功能分類：可分為蓄熱式燒嘴、輻射管燒嘴、可調(diào)溫燒嘴、低氮燒嘴等多種新型節(jié)能燒嘴。用途:天然氣燒嘴是工業(yè)窯爐上常用的燃燒裝置，天然氣燒嘴性能的好壞將很大程度上影響產(chǎn)品的質量，合理高效的天然氣燒嘴應該能滿足窯爐的燃燒、加熱和產(chǎn)品工藝所滿要求的條件。燒嘴常識:天然氣的燃燒一般分為三個過程：燃氣和空氣的混合；混合氣體的升溫和著火；混合氣體的燃燒?；鹧娣€(wěn)定的條件是，火焰?zhèn)鞑ニ俣群涂扇細怏w混合物的流動速度大小相等方向相反。穩(wěn)定的燃燒：燃氣和空氣混合速度超過火焰?zhèn)鞑ニ俣葘е禄鹧骐x開穩(wěn)定點。燒嘴的回火：燃氣和空氣混合速度小于火焰?zhèn)鞑ニ俣?，火焰向燒嘴?nèi)部噴射。燒嘴的脫火和回火都不是理想燒嘴的燃燒狀態(tài)，燒嘴多采用穩(wěn)焰盤結構來達到良好狀態(tài)。燒嘴批發(fā)價格</p><p style="text-indent:25px">中山市瓦達斯熱能設備技術有限公司致力于機械及行業(yè)設備，是一家貿(mào)易型公司。公司業(yè)務涵蓋燒嘴，蝶閥，調(diào)壓閥，燃燒控制器等，價格合理，品質有保證。公司秉持誠信為本的經(jīng)營理念，在機械及行業(yè)設備深耕多年，以技術為先導，以自主產(chǎn)品為重點，發(fā)揮人才優(yōu)勢，打造機械及行業(yè)設備良好品牌。在社會各界的鼎力支持下，持續(xù)創(chuàng)新，不斷鑄造***服務體驗，為客戶成功提供堅實有力的支持。</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2528525.html</p></div></div></div></div></div><div id="3n2ftf7" class="page-right twoColRt"><div id="jyvpwif" class="box01 margin10 clearfix"><h3><a 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