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src="https://tyunfile.71360.com/UploadFile/shdatian/637363666223652344/836920.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="q2m3gk8" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/shdatian/637363666223652344/836920.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="olwpjkl" 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>湖北減溫減壓裝置批發(fā)商,減溫減壓裝置</p><p><span>***更新：</span>2021-01-19 09:14:22</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="ywsz8tc" 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(mén)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="rulrsea" class="page-proshow02"><p class="title">詳細(xì)說(shuō)明</p><div id="y7mlri8" class="box"><p><p style="text-indent:25px">減溫減壓裝置是現(xiàn)代工業(yè)中熱電聯(lián)產(chǎn)、集中供熱（或供汽）及輕工、電力、化工、紡織等企業(yè)，湖北減溫減壓裝置批發(fā)商，在熱能工程中應(yīng)用的一種蒸汽熱能參數(shù)（壓力、溫度）轉(zhuǎn)變裝置和利用余熱的節(jié)能裝置，通過(guò)本裝置，把用戶(hù)提供的蒸汽參數(shù)降到用戶(hù)需要合適的溫度和壓力，以滿(mǎn)足用戶(hù)的要求，并且能夠充分節(jié)約熱能，合理使用熱能。減溫減壓裝置工作原理裝置簡(jiǎn)介，我國(guó)減溫減壓裝置有多種結(jié)構(gòu)形式，但不管其形式如何，湖北減溫減壓裝置批發(fā)商，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（帶噴嘴）、安全閥、給水調(diào)節(jié)閥、節(jié)流閥，湖北減溫減壓裝置批發(fā)商、截止閥、止回閥、減溫水管、法蘭、標(biāo)準(zhǔn)件等組成。減溫減壓閥是減溫減壓裝置中的關(guān)鍵部件。湖北減溫減壓裝置批發(fā)商</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北減溫減壓裝置批發(fā)商,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363666223652344/836920.png"></div><p style="text-indent:25px">當(dāng)減溫減壓閥和供水調(diào)節(jié)閥出現(xiàn)故障并影響設(shè)備安全運(yùn)行時(shí)，減溫減壓裝置前的電動(dòng)閥應(yīng)及時(shí)關(guān)閉，故障后投入運(yùn)行被淘汰了。當(dāng)實(shí)際使用流量低于設(shè)計(jì)流量的30%時(shí)，應(yīng)從自動(dòng)控制狀態(tài)切換到手動(dòng)控制狀態(tài)，降溫減壓閥和供水調(diào)節(jié)閥應(yīng)由手。同時(shí)，小進(jìn)氣電動(dòng)閥關(guān)閉以控制流量。防止設(shè)備異常升壓。當(dāng)用戶(hù)的蒸汽消耗量迅速減少時(shí)，逐漸關(guān)閉減壓裝置進(jìn)氣電動(dòng)閥控制流量，將自動(dòng)控制狀態(tài)切換到手動(dòng)控制狀態(tài)，并手動(dòng)控制降溫減壓閥和供水調(diào)節(jié)閥?？刂屏髁浚瑫r(shí)通知鍋爐增加排放量。當(dāng)自動(dòng)控制系統(tǒng)出現(xiàn)故障時(shí)，應(yīng)立即切換到手動(dòng)操作狀態(tài)，故障排除后自動(dòng)運(yùn)行狀態(tài)即可投入運(yùn)行。遼寧減溫減壓裝置哪里有減溫減壓裝置安裝必須嚴(yán)格按照閥體上的箭頭方向保持與流體流動(dòng)方向一致。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北減溫減壓裝置批發(fā)商,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363665018583984/1132019.png"></div><p style="text-indent:25px">減溫減壓裝置主要用于熱電站及供熱管網(wǎng)中，對(duì)高溫高壓過(guò)熱蒸汽進(jìn)行溫度和壓力調(diào)節(jié)，以達(dá)到用戶(hù)要求的用熱或動(dòng)力參數(shù)，保證管網(wǎng)和設(shè)備齊全，高效運(yùn)行，節(jié)約能源，滿(mǎn)足生產(chǎn)工藝的要求，延長(zhǎng)設(shè)備要求。本系統(tǒng)主要有控制系統(tǒng)、減壓裝置、減溫裝置三部分組成，可同時(shí)用于減溫減壓，也可單獨(dú)進(jìn)行減溫減壓或減壓。安裝使用要求：安全閥下應(yīng)設(shè)以固定支架，泄壓應(yīng)排至安全處。保證離地、離墻一定的安裝間距，以便安裝維護(hù)。前后應(yīng)安裝截止閥、過(guò)濾閥，并加旁通以便檢修。減溫減壓裝置后部管道低處應(yīng)安裝輸水閥。減溫減壓裝置前后均應(yīng)安裝溫度表、壓力表。</p><p style="text-indent:25px">減溫減壓裝置出口蒸汽流量變化范圍為30%Q~100%Q，特殊需要者可由供需雙方協(xié)商。減溫減壓裝置額定出口蒸汽壓力P2，減溫減壓裝置額定出口蒸汽壓力的偏差范圍是：①當(dāng)額定出口蒸汽壓力小于0.98MPa時(shí)，為P2±0.04MPa；②當(dāng)額定出口蒸汽壓力不大于3.82MPa時(shí)，為P2±0.06MPa； ③當(dāng)額定出口蒸汽壓力大于3.82MPa時(shí)，為P2±0.15MPa。額定出口蒸汽溫度t2：額定出口蒸汽溫度必須在飽和溫度以上（含飽和溫度）；額定出口蒸汽溫度的偏差范圍的值為額定出口蒸汽溫度t2±5℃。減溫減壓裝置正常運(yùn)行時(shí)，在減溫減壓閥（減壓閥）出口中心線同一水平面下游1m處測(cè)其噪聲，總體噪聲水平不大于85dB(A)。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(mén)拆下，并對(duì)整個(gè)管道進(jìn)行吹洗。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="湖北減溫減壓裝置批發(fā)商,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363665574609375/7235091.png"></div><p style="text-indent:25px">減溫減壓裝置檢查、自控:按現(xiàn)場(chǎng)接線圖檢查各現(xiàn)場(chǎng)傳感器（壓力變送器、熱電阻、流量傳感器）、執(zhí)行機(jī)構(gòu)、水泵與控制柜間接線是否正確。檢查進(jìn)出口熱電阻及壓力變送器前后是否裝反，壓力變送器量程高的為進(jìn)口，量程低的為出口。水泵通電前必須注滿(mǎn)水將全部空氣排出，以免空運(yùn)轉(zhuǎn)將水泵機(jī)械密封燒壞。在確認(rèn)水泵注滿(mǎn)水后，給水泵通電，檢查水泵是否正轉(zhuǎn)。如反轉(zhuǎn)，關(guān)閉水泵將任意兩相電源調(diào)換即可。檢查完畢關(guān)閉水泵。檢查儀表設(shè)定是否正確，接通儀表電源，檢查所有盤(pán)上儀表的上下限是否跟現(xiàn)場(chǎng)傳感器量程一致，PID儀表目標(biāo)值設(shè)定是否合理，PID儀表的正反作用（壓力調(diào)節(jié)閥正裝時(shí)調(diào)節(jié)儀表應(yīng)設(shè)反作用，反裝時(shí)應(yīng)設(shè)正作用。減溫減壓裝置整體吹洗后，應(yīng)檢查過(guò)濾器濾網(wǎng)有無(wú)堵塞現(xiàn)象，并及時(shí)去除。浦東新區(qū)減溫減壓裝置大概多少錢(qián)</p><p style="text-indent:25px">無(wú)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。湖北減溫減壓裝置批發(fā)商</p><p style="text-indent:25px">現(xiàn)場(chǎng)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(jiàn)現(xiàn)場(chǎng)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(mén)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(mén)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、焊塊等污物，檢查確認(rèn)沒(méi)有任何雜物時(shí)再裝上已拆的閥門(mén)，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，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。湖北減溫減壓裝置批發(fā)商</p></p><br /><p>文章來(lái)源地址: http://www.cdcfah.com/cp/2916155.html</p></div></div></div></div></div><div id="pmizq7k" class="page-right twoColRt"><div id="lzv2kg8" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ltpqxtz" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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