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class="home-main container clearfix"><div id="17zbdtx" class="twoCol"><div id="5nz7nth" class="page-proshow clearfix"><p class="current"> 當(dāng)前位置:<a href="http://www.cdcfah.com/">首頁?<a href="http://www.cdcfah.com/cp/">產(chǎn)品供應(yīng)</a>?<a href="http://www.cdcfah.com/cp/first-_jxjxysb/">機(jī)械及行業(yè)設(shè)備</a>?<a href="http://www.cdcfah.com/cp/second-jxjxysb_famenti/">閥門</a>?<a href="http://www.cdcfah.com/cp/third-famenti_jianyafagx/">減壓閥</a>?上海減溫減壓裝置批發(fā)報(bào)價(jià) 歡迎來電上海大田閥門管道工程供應(yīng)</p><div id="r7t9lrx" class="leftbox clearfix"><h1>上海減溫減壓裝置批發(fā)報(bào)價(jià) 歡迎來電上海大田閥門管道工程供應(yīng)</h1><div id="rfbh9ht" class="proBig"><div id="tjxtpd9" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shdatian/637363665887490234/7269130.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="zdj77lj" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shdatian/637363665887490234/7269130.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="rxb97nb" 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>上海市</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>上海減溫減壓裝置批發(fā)報(bào)價(jià),減溫減壓裝置</p><p><span>***更新：</span>2021-01-13 08:22:09</p><p><span 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="t9r55lh" 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(jī): </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="7fbpvzn" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="bzflrf7" class="box"><p><p style="text-indent:25px">現(xiàn)場儀表接入熱控柜的信號(hào)線用單芯為1mm2以上的屏蔽線：熱電阻用三芯屏蔽線，壓力變送器二芯屏蔽線，執(zhí)行機(jī)構(gòu)用四芯屏蔽線（一體化執(zhí)行機(jī)構(gòu)且不需要反饋信號(hào)的）或六芯屏蔽線，接地電阻應(yīng)小于4歐姆。電源總進(jìn)線采用2.5mm2以上的電纜線，各儀表有接地要求的均須可靠接地。詳見現(xiàn)場接線圖。嚴(yán)格按安裝圖及技術(shù)資料安裝進(jìn)出口熱電阻、壓力變送器，避免前后裝反，如果因安裝失誤造成的損壞，我方不負(fù)任何責(zé)任。安裝各閥門時(shí)須注意蒸汽和和減溫水的流向。減溫減壓裝置安裝完畢后，將減壓系統(tǒng)和給水系統(tǒng)的閥門拆下，并對(duì)整個(gè)管道進(jìn)行吹洗，去除管道內(nèi)的電焊渣，上海減溫減壓裝置批發(fā)報(bào)價(jià)、焊塊等污物，檢查確認(rèn)沒有任何雜物時(shí)再裝上已拆的閥門，同時(shí)然后進(jìn)行水壓試驗(yàn)。試驗(yàn)壓力為工件壓力的1.5倍，上海減溫減壓裝置批發(fā)報(bào)價(jià)，上海減溫減壓裝置批發(fā)報(bào)價(jià)，試驗(yàn)壓力時(shí)須將安全閥卸下，另用悶板密封，然后加壓，保持5分鐘，檢查所有連接處不得有滲漏現(xiàn)象。減溫減壓裝置在使用前都需要進(jìn)行吹洗來處理管道內(nèi)的污漬。上海減溫減壓裝置批發(fā)報(bào)價(jià)</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海減溫減壓裝置批發(fā)報(bào)價(jià),減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363665887490234/7269130.png"></div><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(hù)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(dá)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。安慶減溫減壓裝置公司有哪些減壓閥的檢修用刷子去除閥門外部的鐵銹。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海減溫減壓裝置批發(fā)報(bào)價(jià),減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363665488730469/5001737.png"></div><p style="text-indent:25px">減溫減壓裝置性能特點(diǎn)：結(jié)構(gòu)緊湊，采用法蘭對(duì)接，安裝及維護(hù)保養(yǎng)簡便。負(fù)荷調(diào)節(jié)范圍大（1：20）；噪音低（≤75dB），遠(yuǎn)低于國家相關(guān)標(biāo)準(zhǔn)要求。操作靈活，可根據(jù)不同要求任意設(shè)定參數(shù)。功能強(qiáng)大，并可根據(jù)用戶要求進(jìn)行功能擴(kuò)展?？刂凭雀撸\(yùn)行平穩(wěn)，調(diào)節(jié)靈敏，可有效去除靜差影響。可根據(jù)用戶生產(chǎn)工藝要求，進(jìn)行減溫加濕。短路、斷路、過載、超壓、聯(lián)動(dòng)保護(hù)功能。運(yùn)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(dòng)，均能保持二次正氣壓力穩(wěn)定。</p><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(yàn)應(yīng)在1.5倍的工作壓力下進(jìn)行。在運(yùn)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(shí)，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(shí)，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。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。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="上海減溫減壓裝置批發(fā)報(bào)價(jià),減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363666223652344/836920.png"></div><p style="text-indent:25px">減溫減壓裝置上的疏水閥，當(dāng)壓力達(dá)到規(guī)定值時(shí)，自動(dòng)將冷凝水排出。減溫減壓裝置調(diào)試完畢，蒸汽參數(shù)正常后，即可投入到自動(dòng)控制狀態(tài)運(yùn)行。自動(dòng)控制儀表和熱力控制柜的調(diào)試按“自動(dòng)控制儀表說明書”和“控制裝置說明書”進(jìn)行。減溫減壓裝置停止工作時(shí)，應(yīng)預(yù)先通告鍋爐房及用戶。先逐漸關(guān)閉入口處切斷閥，然后手動(dòng)關(guān)閉減壓閥和給水調(diào)節(jié)閥，使蒸汽壓力和溫度漸漸降低，即時(shí)逐漸打開通往排水管的截止閥，使減溫水排放通暢。確認(rèn)斷汽后，關(guān)閉出口處切斷閥，再檢查入口處切斷閥關(guān)閉是否嚴(yán)密。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(hù)系統(tǒng)、熱力控制系統(tǒng)等組成。亳州減溫減壓裝置供應(yīng)商</p><p style="text-indent:25px">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(biāo)準(zhǔn)件等組成。上海減溫減壓裝置批發(fā)報(bào)價(jià)</p><p style="text-indent:25px">減溫減壓裝置管道故障的原因是：管道之間的溫差有著很大的差距。中間支架懸掛，冷卻減壓裝置溫度超過標(biāo)準(zhǔn)，打開注水閥后管路容易開裂;中間支撐架懸掛，頭部小頭的主應(yīng)力不大(主應(yīng)力合格)，支架懸掛。管道應(yīng)力不是此位置開裂的主要原因。管道段的溫度高于下限溫度，這將導(dǎo)致管道彎曲并軸向變形。這與實(shí)際管道變形的理論分析是一致的，表明向上和向下彎曲的主要原因是管道彎曲變形和支撐吊架間隙。如何解決這些減溫減壓裝置的管道故障問題：優(yōu)化噴水裝置。簡化疏水管的添加并改善疏水條件。重新設(shè)計(jì)和計(jì)算系統(tǒng)管道以及支架和吊架選項(xiàng)。上海減溫減壓裝置批發(fā)報(bào)價(jià)</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2828473.html</p></div></div></div></div></div><div id="7ft9dpd" class="page-right twoColRt"><div id="trvb7db" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="x9vb9hv" 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(qiáng) 信息推薦自業(yè)物資供應(yīng)" class="vcenter" 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