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#f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>奉賢區(qū)減溫減壓裝置質(zhì)量怎么樣,減溫減壓裝置</p><p><span>***更新：</span>2021-01-09 07:14:33</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="l73rs78" 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="k8kov3p" class="page-proshow02"><p class="title">詳細說明</p><div id="bcjpvrd" class="box"><p><p style="text-indent:25px">減溫減壓裝置的蒸汽管道：由于使用了減壓閥，省去了原來的減壓和減壓裝置中的單獨的噴水和減壓混合管，奉賢區(qū)減溫減壓裝置質(zhì)量怎么樣，從而將整個裝置的長度縮短了約1/2，結(jié)構(gòu)緊湊，并減少了占地面積。減少工程投資管道上裝有安全閥，壓力表，溫度計等，以確保設(shè)備的安全運行。熱調(diào)節(jié)裝置：包括溫度控制柜和電動執(zhí)行器。有兩種控制方法：自動控制(電子調(diào)節(jié)儀器的自動控制)和順序控制。自動控制柜包括：溫度指示器，壓力指示器，奉賢區(qū)減溫減壓裝置質(zhì)量怎么樣，調(diào)節(jié)器，奉賢區(qū)減溫減壓裝置質(zhì)量怎么樣，警報器，操作員等。配備減壓和調(diào)節(jié)閥的電動執(zhí)行器分為直行程和角行程。它的蒸汽壓力由儀表壓力變送器調(diào)節(jié)，可以將蒸汽壓力波動更改為4-20m。減溫減壓設(shè)備將高參數(shù)蒸汽還原為低參數(shù)蒸汽。以鍋爐過熱器出口為例。來自鍋爐的蒸汽通過加熱器的出口到達蒸汽輪機進行工作。蒸汽輪機對輸入蒸汽參數(shù)有范圍要求。如果過熱器出口處的蒸汽參數(shù)超過蒸汽輪機要求的上限，則會損壞蒸汽。因此，必須使用降溫/降壓裝置以將參數(shù)降低到適用范圍。減溫減壓裝置由減溫系統(tǒng)、減壓系統(tǒng)、主蒸汽管體、安全保護系統(tǒng)、熱力控制系統(tǒng)等組成。奉賢區(qū)減溫減壓裝置質(zhì)量怎么樣</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="奉賢區(qū)減溫減壓裝置質(zhì)量怎么樣,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363664801455078/9699433.png"></div><p style="text-indent:25px">減溫減壓裝置根據(jù)一次（新）蒸汽壓力P1、溫度T1、可分為高溫高壓減溫減壓裝置、次高壓減溫減壓裝置、中溫中壓減溫減壓裝置；減溫減壓裝置根據(jù)使用情況又可分為減溫裝置、減壓裝置、減溫減壓裝置，減溫減壓裝置一般根據(jù)一次蒸汽（新蒸汽）和二次蒸汽（即減溫減壓后的蒸汽）的參數(shù)及用量進行選擇，經(jīng)常運行的減溫減壓裝置一般設(shè)置兩套，其中一套作為備用；不經(jīng)常運行的減溫減壓裝置一般不考慮備用；備用的減溫減壓裝置應(yīng)處于熱備用狀態(tài)。設(shè)計計算時根據(jù)二次蒸汽的量確定進入減溫減壓裝置的一次蒸汽和減溫水量，減溫水壓力、溫度應(yīng)滿足噴水及霧化的要求，水質(zhì)不低于蒸汽品質(zhì)?；窗矞p溫減壓裝置批發(fā)廠家減溫減壓裝置的結(jié)構(gòu)組件由減壓閥、節(jié)流孔板、蒸汽混合管道、安全閥、標準件等組成。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="奉賢區(qū)減溫減壓裝置質(zhì)量怎么樣,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363665488730469/5001737.png"></div><p style="text-indent:25px">減溫減壓裝置顧名思義:后面的溫度和壓力肯定要比前面的低。減溫減壓裝置的介質(zhì)一定是蒸汽。明確了這兩點后，我們就可以提要求采購設(shè)備了，采購減溫減壓裝置需要提供七個參數(shù)+注意事項：裝置進口/出口蒸汽的蒸汽流量Q t/h；裝置進口蒸汽的壓力P1 MPa；裝置進口蒸汽的溫度T1 ℃；裝置出口蒸汽的壓力P2 MPa；裝置出口蒸汽的溫度T2 ℃；減溫水的壓力Pb MPa；減溫水的壓力Tb ℃；執(zhí)行機構(gòu)形式：電動/氣動（明確品牌，氣動還需要明確進氣開or進氣關(guān)）；給水路上的閥門是否有特殊要求（其實就是那個截止閥）。若要電動的也要提一下電裝的要求（品牌、想要實現(xiàn)怎么樣的功能）；明確裝置進出口是否要配切斷閥，配的話也要提出相應(yīng)的要求；若裝置上還有另外特殊的要求，如要小旁路什么的也盡可能詳細提出，這些石油化工上的要求比較多。。</p><p style="text-indent:25px">我國減溫減壓裝置有多種結(jié)構(gòu)形式，但不管其形式如何，一般由減溫系統(tǒng)、減壓系統(tǒng)（或減溫減壓一體系統(tǒng)）、主蒸汽管體、安全保護系統(tǒng)、熱力控制系統(tǒng)等組成。減溫系統(tǒng)：通過高壓差調(diào)節(jié)閥（或變頻水泵等），將冷卻水從不同形式的噴嘴處以霧狀噴入文氏管或蒸汽管道的蒸汽中，使蒸汽溫度降低。減壓系統(tǒng)：由減壓閥和節(jié)流孔板組成，減壓閥通過改變流通面積達到調(diào)節(jié)壓力的目的。減溫減壓系統(tǒng)：把減溫系統(tǒng)和減壓系統(tǒng)合二為一，使裝置的外形尺寸減小而技術(shù)復(fù)雜性增加。主汽管體：由混合管和蒸汽管等組成。根據(jù)用戶提供的參數(shù)決定，是減溫減壓裝置的主體設(shè)備，目的是將減溫減壓后的蒸汽送入用戶需要的管道上。減溫減壓裝置功能強大，并可根據(jù)用戶要求進行功能擴展。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="奉賢區(qū)減溫減壓裝置質(zhì)量怎么樣,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363666223652344/836920.png"></div><p style="text-indent:25px">減溫減壓裝置按進口壓力和溫度可分為：溫中壓減溫減壓裝置：一次蒸汽參數(shù)（進口蒸汽參數(shù)）：壓力P1=3.9MPa；溫度t1=450℃壓力；二次蒸汽參數(shù)（出口蒸汽參數(shù)）：壓力P2由用戶要求確定；溫度t2=飽和溫度；流量： Q=2～360t/h（噸/小時）2 次高壓減溫減壓裝置：一次蒸汽參數(shù)（進口蒸汽參數(shù)）：壓力P1=5.4MPa；溫度t1=485℃壓力；二次蒸汽參數(shù)（出口蒸汽參數(shù)）：壓力P2由用戶要求確定；溫度t2=飽和溫度；流量： Q=20～200t/h（噸/小時）。高溫高壓減溫減壓裝置：一次蒸汽參數(shù)（進口蒸汽參數(shù)）：壓力P1=10MPa；溫度t1=540℃壓力；二次蒸汽參數(shù)（出口蒸汽參數(shù)）：壓力P2由用戶要求確定；溫度t2=飽和溫度；流量： Q=30～240t/h（噸/小時）。安裝每個閥時，請注意蒸汽和減溫水的流向。奉賢區(qū)減溫減壓裝置質(zhì)量怎么樣</p><p style="text-indent:25px">減壓的工作原理是蒸汽通過減溫減壓閥或節(jié)流孔板，流通面積減少，使蒸汽動能增加造成壓力損失。奉賢區(qū)減溫減壓裝置質(zhì)量怎么樣</p><p style="text-indent:25px">在使用減溫和減壓裝置之前，必須先清理掉減溫減壓裝置，以處理管道中的污漬。那對于減溫減壓裝置的吹洗工作應(yīng)該要怎么去做?蒸汽管路部分用不高于減溫減壓裝置出口蒸汽壓力的蒸汽吹掃。用不高于過熱水壓力的水清洗管道系統(tǒng)的過熱水部分。吹掃前必須對管道進行預(yù)熱和排水。了防止污物和碎屑進入蒸汽管道清洗期間的溫度和減壓閥(或減壓閥)，應(yīng)分階段進行清洗。先在溫度和減壓裝置的前面吹管道，然后吹兩次以上，然后在確認其干凈后再打開溫度和泄壓閥(或泄壓閥)。再清洗設(shè)備和后續(xù)管道兩次以上。此時，應(yīng)將溫度和減壓閥(或減壓閥)完全打開，注意放氣壓力，并在適當時使用設(shè)備前的截止閥來控制壓力，以避免安全。同時，檢查減溫減壓閥是否被卡住，并及時處理。如果可能，請卸下安全閥，并用盲板更換。奉賢區(qū)減溫減壓裝置質(zhì)量怎么樣</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2770034.html</p></div></div></div></div></div><div id="cvmd74g" class="page-right twoColRt"><div id="sgnjf33" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="fdubst2" 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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