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#f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>浙江減溫減壓裝置種類有哪些,減溫減壓裝置</p><p><span>***更新：</span>2021-01-10 06:14:17</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="vumtijy" 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="z88cu3b" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="kz3fxph" class="box"><p><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(diǎn)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(gè)參數(shù)+注意事項(xiàng)：裝置進(jìn)口/出口蒸汽的蒸汽流量Q t/h；裝置進(jìn)口蒸汽的壓力P1 MPa；裝置進(jìn)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(jī)構(gòu)形式：電動(dòng)/氣動(dòng)（明確品牌，氣動(dòng)還需要明確進(jìn)氣開or進(jìn)氣關(guān)）；給水路上的閥門是否有特殊要求（其實(shí)就是那個(gè)截止閥）。若要電動(dòng)的也要提一下電裝的要求（品牌、想要實(shí)現(xiàn)怎么樣的功能）；明確裝置進(jìn)出口是否要配切斷閥，浙江減溫減壓裝置種類有哪些，浙江減溫減壓裝置種類有哪些，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，浙江減溫減壓裝置種類有哪些，如要小旁路什么的也盡可能詳細(xì)提出，這些石油化工上的要求比較多。。過濾器必須安裝在減溫減壓裝置的進(jìn)水管前。浙江減溫減壓裝置種類有哪些</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江減溫減壓裝置種類有哪些,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363666223652344/836920.png"></div><p style="text-indent:25px">不得不說，減溫減壓裝置在我們工業(yè)生產(chǎn)活動(dòng)中，應(yīng)用是非常多的。所以，如果你經(jīng)常與減溫減壓裝置打交道，那么你必須要學(xué)會(huì)如何維護(hù)和保養(yǎng)減溫減壓裝置。下面，就來教給大家。在設(shè)備運(yùn)行期間，必須定期給潤滑區(qū)加油。應(yīng)經(jīng)常觀察蒸汽，冷卻水流量，壓力和溫度。所有儀表讀數(shù)應(yīng)及時(shí)記錄在手冊中以供檢查。同時(shí)，有必要檢查閥門附件的機(jī)械運(yùn)動(dòng)是否靈活，并確保設(shè)備的安全運(yùn)行。務(wù)必檢查減溫減壓裝置閥和供水調(diào)節(jié)閥是否損壞，以及管道是否泄漏或振動(dòng)。為了防止安全閥的閥瓣和閥座粘連，應(yīng)定期對安全閥進(jìn)行手動(dòng)放電試驗(yàn)，以檢查安全閥的開啟和關(guān)閉的靈活性。當(dāng)工作壓力達(dá)到設(shè)定壓力的75%時(shí)，可以小心小心地提起沖擊安全閥的杠桿或彈簧安全閥的扳手，安全閥打開和排出。安全閥每年至少校準(zhǔn)一次，并符合相應(yīng)規(guī)范的要求。為確保設(shè)備安全運(yùn)行，應(yīng)定期對減溫減壓裝置進(jìn)行維修，檢驗(yàn)期一般為一年。甘肅減溫減壓裝置價(jià)格表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(dòng)能增加造成壓力損失。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江減溫減壓裝置種類有哪些,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363665488730469/5001737.png"></div><p style="text-indent:25px">減溫減壓裝置采用減壓閥結(jié)構(gòu)，在同一閥中進(jìn)行蒸汽減壓，縮短了整個(gè)裝置的長度，減少了占地面積，減少了工程投資。減壓閥的流量特性：線性或修正百分比特性曲線可在全沖程范圍內(nèi)精確控制，以確保二次蒸汽在額定輸出的10?100%范圍內(nèi)，以穩(wěn)定運(yùn)行設(shè)備很長一段時(shí)間。泄漏等級：IV級。溫度給水調(diào)節(jié)系統(tǒng)采用直行程高壓差控制閥，可以合理分配給水系統(tǒng)的壓差。相同口徑的高壓差動(dòng)給水控制閥具有不同的流量系數(shù)Cv值可供選擇，這使得溫度調(diào)節(jié)系統(tǒng)的調(diào)節(jié)靈敏度和調(diào)節(jié)精度提高。</p><p style="text-indent:25px">在減溫減壓裝置的自然頻率和介質(zhì)流動(dòng)所造成的激勵(lì)頻率一致時(shí)，將引起共振，它是減壓閥在一定減壓范圍內(nèi)產(chǎn)生的，而且一旦條件稍有變化，其噪音變化就很大的高頻振動(dòng)；在減溫減壓裝置中重要的便是減溫減壓閥，減溫減壓閥即是通過控制閥內(nèi)的介質(zhì)流量，將介質(zhì)的壓力減低的，在通過閥內(nèi)或閥后噴入冷卻水，使介質(zhì)起到降溫的作用的一種儀器。簡單的說，減溫減壓閥就是改變溫度和壓力的儀器。這種儀器在熱電廠、集中供熱、石化、印染、造紙、制藥、冶金等行業(yè)中是很常見的。減溫減壓裝置自動(dòng)控制系統(tǒng)出現(xiàn)故障，應(yīng)立即切換到手操狀態(tài)。減溫減壓裝置預(yù)熱后，逐漸打開減溫減壓閥前面的切斷閥，同時(shí)關(guān)閉旁通閥。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="浙江減溫減壓裝置種類有哪些,減溫減壓裝置" src="https://tyunfile.71360.com/UploadFile/shdatian/637363665574609375/7235091.png"></div><p style="text-indent:25px">現(xiàn)場儀表接入熱控柜的信號線用單芯為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，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。安全閥下應(yīng)設(shè)以固定支架，泄壓應(yīng)排至安全處。浙江減溫減壓裝置種類有哪些</p><p style="text-indent:25px">減溫減壓裝置是用來調(diào)節(jié)蒸汽壓力、溫度的重要裝置。浙江減溫減壓裝置種類有哪些</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(dú)的噴水和減壓混合管，從而將整個(gè)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(jì)等，以確保設(shè)備的安全運(yùn)行。熱調(diào)節(jié)裝置：包括溫度控制柜和電動(dòng)執(zhí)行器。有兩種控制方法：自動(dòng)控制(電子調(diào)節(jié)儀器的自動(dòng)控制)和順序控制。自動(dòng)控制柜包括：溫度指示器，壓力指示器，調(diào)節(jié)器，警報(bào)器，操作員等。配備減壓和調(diào)節(jié)閥的電動(dòng)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(dòng)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(dá)蒸汽輪機(jī)進(jìn)行工作。蒸汽輪機(jī)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(jī)要求的上限，則會(huì)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。浙江減溫減壓裝置種類有哪些</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2782986.html</p></div></div></div></div></div><div id="wgda4uw" class="page-right twoColRt"><div id="gqskjkh" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="xhew9f8" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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