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src="http://tyunfile.71360.com/UploadFile/shbhjxsb/637221258627558593/2064816.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="odfh33j" class="smallimg"><div><p class="pic"><img src="http://tyunfile.71360.com/UploadFile/shbhjxsb/637221258627558593/2064816.jpg" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="kjqne23" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</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>貴州小型換熱器,換熱器</p><p><span>***更新：</span>2020-12-24 06:07:40</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="txxelsg" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">上海板換機械設(shè)備有限公司</a></p><p><span>聯(lián)系人：</span>張云周</p><p><span>郵箱: </span>shinfo@shphe.com</p><p><span>電話: </span>15921733465</p><p><span>傳真: </span>021_</p><p><span>網(wǎng)址: </span>http://www.shphe.com</p><p><span>手機: </span>021-57247534</p><p><span>地址: </span>山陽鎮(zhèn)山寧路99號</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="ynpbnpw" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="3fmt8zg" class="box"><p><p> 船用板式換熱器的板片結(jié)構(gòu)直接影響了換熱器的性能。本文將對現(xiàn)有的一系列板片參數(shù)對換熱器性能的影響進行探討，以求為進一步的研究提供一些借鑒。由傳熱系數(shù)的表達式可知，板片的厚度δ越小，換熱器的傳熱效果越好，船用板式換熱器的標(biāo)準(zhǔn)提出換熱器的板片厚度在～，目前行業(yè)薄的鈦板板片已經(jīng)達到。板片再做薄對提高換熱效果不會太明顯，主要是為了減少成本，降低耗材，但薄板片在壓制后強度會相對減小。船用板式換熱器提高k值的主要方法之一是提高板片兩側(cè)換熱介質(zhì)表面的流體擾動程度。換熱器的板片通常加工成人字波紋板，人字角的大小對傳熱和流體阻力影響很大。人字角大的板片傳熱系數(shù)高、流體阻力亦大；反之人字角小的板片傳熱系數(shù)和阻力都低，貴州小型換熱器。120°人字角的波紋傳熱效果好，角度變小或者變大，傳熱效率都會變低，通常的**冷卻器與缸套水冷卻器采用120°人字角板片，貴州小型換熱器，以達到大的換熱效果，貴州小型換熱器。在船用滑油冷卻器中，由于滑油的粘度高于水的粘度，如果全使用120°大夾角的板片會造成流體阻力大，而60°小夾角板片的傳熱系數(shù)低。因此滑油冷卻器往往使用2種板片混裝的方式，在允許壓降的情況下，換熱混合設(shè)計，換熱面積可達更優(yōu)效果。流體在板間流動，其流速是不均勻的。板式換熱器與其它換熱器比較有什么優(yōu)勢？貴州小型換熱器</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="貴州小型換熱器,換熱器" src="http://tyunfile.71360.com/UploadFile/shbhjxsb/637221258627558593/2064816.jpg"></div><p> 板式換熱器它在工業(yè)上的應(yīng)用有著悠久的歷史，而且至今仍在所有換熱器中占據(jù)主導(dǎo)地位。主體結(jié)構(gòu)由換熱板片以及板間的膠條組成。長期在市場占據(jù)主導(dǎo)地位，占地面積小、換熱效率搞，更換備件價格便宜。主要應(yīng)用于液體-液體之間的換熱，行業(yè)內(nèi)常稱為水水換熱，其換熱效率在5000w/。換熱器是化工生產(chǎn)中重要的單元設(shè)備，根據(jù)統(tǒng)計，熱交換器的噸位約占整個工藝設(shè)備的20%有的甚至高達30%，其重要性可想而知。噴淋室不但可以像氣體洗滌塔一樣對空氣進行冷卻，而且還可對其進行加熱處理。但是，它也有對水質(zhì)要求高、占地面積大、水泵耗能多等缺點：所以，在一般建筑中，噴淋室已不常使用或*作為加濕設(shè)備使用。但是，在以調(diào)節(jié)濕度為主要目的的紡織廠、卷煙廠等仍大量使用!(3)噴射式熱交換器在這種設(shè)備中，使壓力較高的流體由噴管噴出，形成很高的速度，低壓流體被引入混合室與射流直接接觸進行傳熱，并一同進入擴散管，在擴散管的出口達到同一壓力和溫度后送給用戶。(4)混合式冷凝器這種設(shè)備一般是用水與蒸汽直接接觸的方法使蒸汽冷凝。注意事項1、保持管網(wǎng)的清潔。無論是在工作前還是工作完成后，都必須對管網(wǎng)進行清潔處理。云南換熱器誠信企業(yè)上海板換機械設(shè)備有限公司擁有專業(yè)的板式換熱器生產(chǎn)設(shè)備。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="貴州小型換熱器,換熱器" src="http://tyunfile.71360.com/UploadFile/shbhjxsb/637221140093300781/8253807.jpg"></div><p> 板式換熱器是由一系列具有一定波紋形狀的金屬片疊裝而成的一種新型***換熱器。各種板片之間形成薄矩形通道，通過板片進行熱量交換。板式換熱器是液—液、液—汽進行熱交換的理想設(shè)備。它具有換熱效率高、熱損失小、結(jié)構(gòu)緊湊輕巧、占地面積小、安裝清洗方便、應(yīng)用***、使用壽命長等特點。板式換熱器基本結(jié)構(gòu)及運行原理板式換熱器的型式主要有框架式（可拆卸式）和釬焊式兩大類，板片形式主要有人字形波紋板、水平平直波紋板和瘤形板片三種。釬焊換熱器結(jié)構(gòu)主要結(jié)構(gòu)⒈板式換熱器板片和板式換熱器密封墊片⒉固定壓緊板⒊活動壓緊板⒋夾緊螺栓⒌上導(dǎo)桿⒍下導(dǎo)桿⒎后立柱由一組板片疊放成具有通道型式的板片包。兩端分別配置帶有接管的端底板。整機由真空釬焊而成。相鄰的通道分別流動兩種介質(zhì)。相鄰?fù)ǖ乐g的板片壓制成波紋。型式，以強化兩種介質(zhì)的熱交換。在制冷用釬焊式板式換熱器中，水流道總是比制冷劑流道多一個。圖示為單邊流，有些換熱器做成對角流，即：Q1和Q3容納一種介質(zhì)，而Q2和Q4容納另一種介質(zhì).所有都是螺桿和螺栓結(jié)構(gòu)，便于現(xiàn)場拆卸和修復(fù)。運行原理板式換熱器是由帶一定波紋形狀的金屬板片疊裝而成的新型***換熱器,構(gòu)造包括墊片、壓緊板。</p><p> 上海板換機械設(shè)備有限公司簡介：公司立足上海，服務(wù)全球，在全球設(shè)立多處服務(wù)網(wǎng)絡(luò)，以滿足客戶需求。產(chǎn)品遠(yuǎn)銷美國、加拿大、希臘、印度等國家和地區(qū)，在客戶中享有良好聲譽。先后為中海油、中石油、中石化、中船重工、中國鋁業(yè)、中糧集團、魏橋集團、信發(fā)集團、錦江集團、東方希望、盛虹集團、吉林燃料乙醇、河南天冠、揚農(nóng)集團等國內(nèi)**企業(yè)，以及BASF、Bayer、ADM、Wartsila、LANXESS、Kerry、Fluor、Cameron、BP、GS、POSCO等跨國公司提供了多種類型的熱交換設(shè)備和相關(guān)服務(wù)。我公司致力于為國內(nèi)外石油/天然氣行業(yè)、船舶行業(yè)、暖通空調(diào)行業(yè)、化工行業(yè)、食品醫(yī)藥行業(yè)、電力行業(yè)、生物能源行業(yè)、冶金行業(yè)、機械制造行業(yè)、造紙行業(yè)等客戶提供***的板式熱交換設(shè)備。板式換熱器分類有幾種？</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="貴州小型換熱器,換熱器" src="http://tyunfile.71360.com/UploadFile/shbhjxsb/637221258630859375/1175264.jpg"></div><p> 板式熱交換器是一組波紋金屬板組成，板上有四個角孔，供熱交換的兩種液（氣）體通過。金屬板片安裝在一個側(cè)面有固定板和活動壓緊板的框架內(nèi)，并用夾緊螺栓夾緊。板片上裝有密封墊片，將流體通道密封，并且引導(dǎo)流體交替地流至各自的通道內(nèi)。波紋板不*提高了湍流程度，并且形成許多支撐點，足以承受介質(zhì)間的壓力差。金屬板和活動壓緊板懸掛在上導(dǎo)桿，并由下導(dǎo)桿定位，而桿端則固定在支撐柱上。中文名水水換熱器結(jié)構(gòu)特點傳熱效率高組成波紋金屬板優(yōu)點提高了湍流程度目錄1可拆卸板式?設(shè)計?低成本?熱損失小?結(jié)構(gòu)易維修2利用水水換熱器可拆卸板式編輯水水換熱器設(shè)計板片波紋的設(shè)計，以高度的薄膜導(dǎo)熱系數(shù)為目標(biāo)，流體在極低的流速下即可發(fā)生強烈的擾動流，一般的說，板式換熱器的傳熱系數(shù)K值在3000-6000W/m.℃范圍內(nèi)。水水換熱器低成本在相同傳熱量的前提下，金屬耗量低，占地面積，流體阻力，冷卻水用量等項目數(shù)值的減小，使得投資成本降低。水水換熱器熱損失小因結(jié)構(gòu)緊湊和體積小，換熱器的外表面積也很小，因而熱損失也很小，通常設(shè)備不再需要保溫。水水換熱器結(jié)構(gòu)易維修很小的空間可以組合較大的換熱面積，設(shè)備本身可以提供維修空間，不需另外的拆裝空間。上海板式換熱器廠家排名。西藏質(zhì)量換熱器</p><p style="text-indent:25px">板式換熱器板片型號有哪些？貴州小型換熱器</p><p> 前言：板式換熱器是一種性能好、結(jié)構(gòu)緊湊的換熱設(shè)備，19世紀(jì)80年代首先作為連續(xù)低溫?fù)Q熱器研制成功，到20世紀(jì)20年代開始應(yīng)用于食品工業(yè)。由于板式換熱器在制造和使用上都有一些獨特之處，因此，目前板式換熱器已經(jīng)大多應(yīng)用于石油、化工、輕工、電力、冶金、機械、能源等工業(yè)領(lǐng)域，成為換熱器家族中極具競爭力的品種。我國是從20世紀(jì)60年代開始生產(chǎn)板式換熱器，至今板式換熱器在我國很多領(lǐng)域都得到了各行各業(yè)的應(yīng)用。鈦及鈦合金是一種新興的很有前途的金屬材料，用鈦制作換熱器具有耐腐蝕性好、傳熱效率高、表面光潔無結(jié)垢層、比重小、強度高、設(shè)備體積和質(zhì)量小等特點，可應(yīng)用于航空、宇宙開發(fā)、海洋工程、石油、化工、冶金、電子、醫(yī)藥衛(wèi)生、食品加工、儀器儀表等領(lǐng)域。板式換熱器概述板式換熱器是由一系列具有一定波紋形狀的金屬片疊裝而成的一種新型板式換熱器。各種板片之間形成薄矩形通道，通過半片進行熱量交換。它與常規(guī)的管殼式換熱器相比，在相同的流動阻力和泵功率消耗情況下，其傳熱系數(shù)要高出很多，在適用的范圍內(nèi)有取代管殼式換熱器的趨勢。板式換熱器、熱交換器行業(yè)板片常用的材料主要有奧氏體不銹鋼、鈦及鈦合金、鎳及鎳合金等冷軋薄板。貴州小型換熱器</p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/2539690.html</p></div></div></div></div></div><div id="rx32887" class="page-right twoColRt"><div id="3r2zq2w" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="ys3j32e" class="recomPic likePro"><a href="http://www.cdcfah.com/cp/814588.html"><div><img 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