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style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>西安列管式式換熱器,換熱器</p><p><span>***更新：</span>2021-01-21 03:13:28</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="clifhyf" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">無錫明燕裝備有限公司</a></p><p><span>聯(lián)系人：</span>王晶</p><p><span>郵箱: </span>1445901823@qq.com</p><p><span>電話: </span>13801517856</p><p><span>傳真: </span>0510_85952851</p><p><span>網(wǎng)址: </span>http://www.etaihu.com</p><p><span>手機(jī): </span>0510-85952851</p><p><span>地址: </span>雪浪街道南湖中路</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="pubyvxo" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="etebdk3" class="box"><p><p style="text-indent:25px">混合式熱交換器是依靠冷、熱流體直接接觸而進(jìn)行傳熱的，這種傳熱方式避免了傳熱間壁及其兩側(cè)的污垢熱阻，只要流體間的接觸情況良好，就有較大的傳熱速率。故凡允許流體相互混合的場合，都可以采用混合式熱交換器，例如氣體的洗滌與冷卻、循環(huán)水的冷卻、汽-水之間的混合加熱、蒸汽的冷凝等等。它的應(yīng)用遍及化工和冶金企業(yè)，西安列管式式換熱器、動力工程、空氣調(diào)節(jié)工程以及其它許多生產(chǎn)部門中。按照用途的不同，可將混合式熱交換器分成以下幾種不同的類型：冷卻塔(或稱冷水塔)在這種設(shè)備中，用自然通風(fēng)或機(jī)械通風(fēng)的方法，將生產(chǎn)中已經(jīng)提高了溫度的水進(jìn)行冷卻降溫之后循環(huán)使用，以提高系統(tǒng)的經(jīng)濟(jì)效益，西安列管式式換熱器。例如熱力發(fā)電廠或核電站的循環(huán)水，西安列管式式換熱器、合成氨生產(chǎn)中的冷卻水等，經(jīng)過水冷卻塔降溫之后再循環(huán)使用，這種方法在實(shí)際工程中得到了普遍的使用。換熱器便于進(jìn)行檢修、清洗。西安列管式式換熱器</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="西安列管式式換熱器,換熱器" src="https://tyunfile.71360.com/UploadFile/wxmyzb/637395774175630294/838507.png"></div><p style="text-indent:25px">換熱器在煉油工業(yè)中的應(yīng)用是十分普遍的，其重要性也是顯而宜見的，換熱設(shè)備利用率的高低直接影響到煉油工藝的效率以及成本的費(fèi)用問題。據(jù)統(tǒng)計(jì)換熱器在化工建設(shè)中約占投資的1/5，因此，換熱器的利用率及壽命是值得研究的重要問題。由換熱器的損壞原因來看，腐蝕是一個十分重要的原因，而且換熱器的腐蝕是大量的普遍存在的，能夠解決好腐蝕問題，就等于解決了換熱器損壞的根本。要想防止換熱器的腐蝕，就得弄清楚腐蝕的根源，現(xiàn)就換熱器的腐蝕的原因從以下幾方面進(jìn)行討論。濟(jì)南換熱器價(jià)格多少蓄熱式換熱器把熱量從高溫流體傳遞給低溫流體。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="西安列管式式換熱器,換熱器" src="https://tyunfile.71360.com/UploadFile/wxmyzb/637395774114291808/1294943.png"></div><p style="text-indent:25px">完善的換熱器在設(shè)計(jì)或選型時(shí)應(yīng)滿足以下基本要求：（1）合理地實(shí)現(xiàn)所規(guī)定的工藝條件；（2）結(jié)構(gòu)安全可靠；（3）便于制造、安裝、操作和維修；（4）經(jīng)濟(jì)上合理。浮頭式換熱器的一端管板與殼體固定，而另一端的管板可在殼體內(nèi)自由浮動，殼體和管束對膨脹是自由的，故當(dāng)兩張介質(zhì)的溫差較大時(shí)，管束和殼體之間不產(chǎn)生溫差應(yīng)力。浮頭端設(shè)計(jì)成可拆結(jié)構(gòu)，使管束能容易的插入或抽出殼體。（也可設(shè)計(jì)成不可拆的）。這樣為檢修、清洗提供了方便。但該換熱器結(jié)構(gòu)較復(fù)雜，而且浮動端小蓋在操作時(shí)無法知道泄露情況。因此在安裝時(shí)要特別注意其密封。</p><p style="text-indent:25px">管殼式換熱器是一個量大而品種繁多的產(chǎn)品，迫切需要新的耐磨損、耐腐蝕、**度材料。我國在發(fā)展不銹鋼銅合金復(fù)合材料、鋁鎂合金及碳化硅等非金屬材料等方面都有不同程度的進(jìn)展，其中尤以鈦材發(fā)展較快。鈦對海水、氯堿、醋酸等有較好的抗腐蝕能力，如再強(qiáng)化傳熱，效果將更好，一些制造單位已較好的掌握了鈦材的加工制造技術(shù)。對材料的噴涂，我國已從國外引進(jìn)生產(chǎn)線。鋁鎂合金具有較高的抗腐蝕性和導(dǎo)熱性，價(jià)格比鈦材便宜，應(yīng)予注意。國內(nèi)在節(jié)能增效等方面改進(jìn)換熱器性能，提高傳熱效率，減少傳熱面積降低壓降，提高裝置熱強(qiáng)度等方面的研究取得了明顯成績。管殼式換熱器內(nèi)部裝有平行管束或者螺旋管，管束兩端固定于管板上。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="西安列管式式換熱器,換熱器" src="https://tyunfile.71360.com/UploadFile/wxmyzb/637395774055814900/3180182.png"></div><p style="text-indent:25px">換熱器，是將熱流體的部分熱量傳遞給冷流體的設(shè)備，又稱熱交換器。換熱器在化工、石油、動力、食品及其它許多工業(yè)生產(chǎn)中占有重要地位，其在化工生產(chǎn)中換熱器可作為加熱器、冷卻器、冷凝器、蒸發(fā)器和再沸器等，應(yīng)用普遍。按用途分類:1、加熱器加熱器是把流體加熱到必要的溫度，但加熱流體沒有發(fā)生相的變化。2、預(yù)熱器預(yù)熱器預(yù)先加熱流體，為工序操作提供標(biāo)準(zhǔn)的工藝參數(shù)。3、過熱器過熱器用于把流體（工藝氣或蒸汽）加熱到過熱狀態(tài)。4、蒸發(fā)器蒸發(fā)器用于加熱流體，達(dá)到沸點(diǎn)以上溫度，使其流體蒸發(fā)，一般有相的變化。蓄熱式換熱器用于進(jìn)行蓄熱式換熱的設(shè)備。重慶相變換熱器廠家</p><p style="text-indent:25px">板式換熱器主要應(yīng)用于液體-液體之間的換熱。西安列管式式換熱器</p><p style="text-indent:25px">直接接觸式換熱器又被稱為混合式換熱器，這種換熱器是兩種流體直接接觸，彼此混合進(jìn)行換熱的設(shè)備例如，冷水塔、氣體冷凝器等。復(fù)式換熱器兼有汽水面式間接換熱及水水直接混流換熱兩種換熱方式的設(shè)備。同汽水面式間接換熱相比，具有更高的換熱效率；同汽水直接混合換熱相比具有較高的穩(wěn)定性及較低的機(jī)組噪音。按用途分類：加熱器是把流體加熱到必要的溫度，但加熱流體沒有發(fā)生相的變化。預(yù)熱器預(yù)熱器預(yù)先加熱流體，為工序操作提供標(biāo)準(zhǔn)的工藝參數(shù)。過熱器用于把流體（工藝氣或蒸汽）加熱到過熱狀態(tài)。蒸發(fā)器用于加熱流體，達(dá)到沸點(diǎn)以上溫度，使其流體蒸發(fā)，一般有相的變化。西安列管式式換熱器</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2938164.html</p></div></div></div></div></div><div id="mqnz2nr" class="page-right twoColRt"><div 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