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id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="dsb0djg" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海大田閥門管道工程有限公司</a></p><p><span>聯(lián)系人：</span>余璐辰</p><p><span>郵箱: </span>business@dtjt.com</p><p><span>電話: </span>18621060309</p><p><span>傳真: </span>21_</p><p><span>網(wǎng)址: </span>https://www.dtjt.com</p><p><span>手機: </span>21-68106370</p><p><span>地址: </span>祝橋鎮(zhèn)工業(yè)城</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="5gef0xj" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="jwvz0hn" class="box"><p><p style="text-indent:25px">減溫減壓裝置設(shè)計流量大且實際流量小于設(shè)計流量的10%時，應(yīng)將自動控制狀態(tài)切換為手動控制狀態(tài)，并應(yīng)將冷卻減壓閥和供水調(diào)節(jié)閥設(shè)置為手動控制狀態(tài)。手動控制。入口截止閥控制流量，以防止設(shè)備壓力異常升高。自動控制系統(tǒng)發(fā)生故障時，應(yīng)立即切換到手動操作狀態(tài)，并且只有在排除故障后才能進(jìn)入自動操作狀態(tài)。當(dāng)設(shè)備受到異常壓力而無法打開安全閥時，請立即打開設(shè)備出口處的排氣閥，揚州減溫減壓裝置，以減少設(shè)備的異常壓力并確保個人設(shè)備的安全，揚州減溫減壓裝置，揚州減溫減壓裝置。如果設(shè)備沒有排氣閥，則可以抬起脈沖安全閥或彈簧式安全閥扳手的手柄以確?，F(xiàn)場安全，然后打開和排放安全閥。減溫減壓裝置把用戶提供的蒸汽參數(shù)降到用戶需要合適的溫度和壓力，以滿足用戶的要求。揚州減溫減壓裝置</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="揚州減溫減壓裝置,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363666223652344/836920.png"></div><p style="text-indent:25px">減溫減壓裝置給水系統(tǒng)清洗也應(yīng)分階段進(jìn)行，裝有給水節(jié)流裝置的，先要把節(jié)流裝置前面的給水管路清洗，清洗二次以上，確認(rèn)干凈后連接節(jié)流裝置，避免雜物堵住節(jié)流圈上的小孔。然后，對節(jié)流裝置及后面的管路進(jìn)行清洗，清洗二次以上，此時給水調(diào)節(jié)閥、截止閥、節(jié)流閥須全開。沒有節(jié)流裝置的，可以直接清洗。清洗時給水管法蘭與減溫減壓閥連接的進(jìn)水法蘭或混合管道噴嘴進(jìn)口處法蘭均不應(yīng)連接，便于清洗水直接從該法蘭中排出，以避免污垢和雜物堵塞噴水孔。減溫減壓裝置整體吹洗后，應(yīng)檢查過濾器濾網(wǎng)有無堵塞現(xiàn)象，并及時去除。減溫裝置要多少錢減溫減壓裝置是用來調(diào)節(jié)蒸汽壓力、溫度的重要裝置。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="揚州減溫減壓裝置,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363664908164062/5218851.png"></div><p style="text-indent:25px">當(dāng)客戶在使用減溫減壓裝置中碰到問題的時候的辦法講解一下，支吊架懸空、簡體彎曲原因分析管道截面上部溫度高于下部溫度，將造成管道軸向彎曲變形，與實際管道的變形理論分析一致，說明管道截面上下溫差是導(dǎo)致管道彎曲變形及支吊架脫空的主要原因。焊縫開裂原因分析管道在熱脹、冷縮及其他位移受約束時所產(chǎn)生的應(yīng)力稱為二次應(yīng)力)。允許應(yīng)力值為52.00MPa[出自于《火力發(fā)電廠汽水管道應(yīng)力計算技術(shù)規(guī)定》)(SDGJ6—90)。大小頭的小頭處一次應(yīng)力為35.71MPa。由此說明兩點：①中間支架懸空，減溫減壓器一次應(yīng)力超標(biāo)，噴水閥后管道容易產(chǎn)生裂紋;②中間支吊架懸空，在大小頭處的小頭處一次應(yīng)力并不大(一次應(yīng)力合格)，支架懸空情況下，管系應(yīng)力不是該處產(chǎn)生裂紋的主要原因。</p><p style="text-indent:25px">減溫減壓器/裝置，顧名思義，就是將高溫高壓蒸汽降為客戶能夠使用的低壓低溫蒸汽（可為過熱蒸汽）。按照減溫和減壓是否一體，可分為以下兩類一體式減溫減壓器，減溫和減壓在同一個減溫減壓閥內(nèi)進(jìn)行。分體式減溫減壓器，減溫和減壓分開進(jìn)行，減壓采用單獨減壓閥其中分體式減溫減壓器，控制精度高，運行平穩(wěn)，調(diào)節(jié)靈敏，可有效消除靜差影響等優(yōu)點，減壓裝置：蒸汽的減壓過程是由減壓閥和節(jié)流孔板的節(jié)流來實現(xiàn)的，其減壓級數(shù)由新蒸汽減壓后蒸汽壓力之差來決定。減壓閥的壓力調(diào)節(jié)是通過大執(zhí)行器電動執(zhí)行機構(gòu)來完成，運行平穩(wěn)，壽命長，根據(jù)二次蒸汽設(shè)定值要求，無論一次蒸汽壓力如何波動，均能保持二次正氣壓力穩(wěn)定。安裝每個閥時，請注意蒸汽和減溫水的流向。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="揚州減溫減壓裝置,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363665996337891/5187919.png"></div><p style="text-indent:25px">減溫減壓裝置由減壓系統(tǒng)，降低過熱系統(tǒng)和安全系統(tǒng)組成。在安裝設(shè)備之前，用戶在設(shè)備的入口和出口處安裝蒸汽切斷閥和蒸汽疏水閥。應(yīng)在減溫水系統(tǒng)上安裝除濕和過濾設(shè)備，以確保過熱水凈化。安裝設(shè)備后，外殼試驗應(yīng)在1.5倍的工作壓力下進(jìn)行。在運行減溫減壓裝置之前沖洗設(shè)備的管道，然后打開減壓閥20%并用重錘按下安全閥。打開疏水閥，打開減溫水管上的截止閥。慢慢打開調(diào)節(jié)噴嘴，檢查減溫水系統(tǒng)。檢查后，打開旁通系統(tǒng)加熱管(例如，打開旁通閘閥，也可以使用其他熱源)，蒸汽壓力保持在200~500Pa，持續(xù)30分鐘。加熱管后，打開截止閥，保持1000~1500Pa / min的速度增加壓力，操作減壓閥和可調(diào)噴嘴，確保二次蒸汽滿足設(shè)備要求。當(dāng)二次減溫減壓裝置壓力達(dá)到額定壓力的50%時，用手抬起安全閥桿，檢查安全閥的密封性和靈敏度。當(dāng)達(dá)到設(shè)定壓力時，錘子被固定。用戶必須定期檢查設(shè)備，以消除隱藏的缺陷，確保安全閥具有良好的靈敏度和緊湊性，并修復(fù)磨損的閥桿和閥座。為確保設(shè)備安全運行，應(yīng)定期對減溫減壓裝置進(jìn)行維修，檢驗期一般為一年。池州減溫減壓裝置什么品牌比較好</p><p style="text-indent:25px">減溫減壓裝置應(yīng)及時排除管道中的積氣。揚州減溫減壓裝置</p><p style="text-indent:25px">減溫減壓裝置均由活門頂桿、調(diào)壓彈簧、彈性薄膜裝置、減壓門等零部件組成。減壓系統(tǒng)主要用于將高壓氣體自動降為中壓氣體，降至壓力為2MPa，然后送入第二級減壓系統(tǒng)。在二級減壓系統(tǒng)，當(dāng)旋擰調(diào)壓螺釘時，通過調(diào)壓彈簧、彈性薄膜裝及活門頂桿，使減壓活門作不同程度的開啟和關(guān)閉，以用來調(diào)節(jié)減壓系統(tǒng)送入的氧氣的減壓程度或停止供氣。壓力高的空氣經(jīng)過節(jié)流閥的節(jié)流在低壓氣室進(jìn)行膨脹，使高壓空氣變成壓力相對較低的空氣，調(diào)節(jié)節(jié)流閥的開度，對高壓空氣的節(jié)流程度不同，高壓空氣的膨脹效果也不一樣，減壓后的空氣壓力也就不一樣。流入低壓室的高壓氣體量增多，使低氣壓室氣體壓力增高；當(dāng)氣體用量減小時，減壓話門開啟度逐漸縮小，使低氣壓室內(nèi)氣體不會增高。揚州減溫減壓裝置</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2892523.html</p></div></div></div></div></div><div id="uq5dqyv" class="page-right twoColRt"><div id="00eaere" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ytjtfe3" 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(yīng)" class="vcenter" 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