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管(guan)(guan)(guan)(guan)(guan)殼(ke)式換(huan)(huan)熱(re)(re)(re)(re)(re)器(shell and tube heat exchanger)又稱(cheng)列管(guan)(guan)(guan)(guan)(guan)式換(huan)(huan)熱(re)(re)(re)(re)(re)器。管(guan)(guan)(guan)(guan)(guan)殼(ke)式換(huan)(huan)熱(re)(re)(re)(re)(re)器是以(yi)封閉(bi)在(zai)(zai)(zai)殼(ke)體(ti)(ti)(ti)中管(guan)(guan)(guan)(guan)(guan)束(shu)的(de)(de)(de)(de)壁(bi)(bi)面作(zuo)為(wei)(wei)傳(chuan)熱(re)(re)(re)(re)(re)面的(de)(de)(de)(de)間壁(bi)(bi)式換(huan)(huan)熱(re)(re)(re)(re)(re)器。這種(zhong)換(huan)(huan)熱(re)(re)(re)(re)(re)器結構較簡單,操作(zuo)可(ke)靠,可(ke)用(yong)(yong)各種(zhong)結構材料(主要是金屬材料)制造,能在(zai)(zai)(zai)高溫、高壓下(xia)使用(yong)(yong),是目前應用(yong)(yong)廣的(de)(de)(de)(de)類型。管(guan)(guan)(guan)(guan)(guan)殼(ke)式換(huan)(huan)熱(re)(re)(re)(re)(re)器是怎樣運(yun)行的(de)(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)殼(ke)式換(huan)(huan)熱(re)(re)(re)(re)(re)器由殼(ke)體(ti)(ti)(ti)、傳(chuan)熱(re)(re)(re)(re)(re)管(guan)(guan)(guan)(guan)(guan)束(shu)、管(guan)(guan)(guan)(guan)(guan)板(ban)、折流(liu)(liu)板(ban)(擋(dang)(dang)板(ban))和管(guan)(guan)(guan)(guan)(guan)箱等部(bu)件組成。殼(ke)體(ti)(ti)(ti)多為(wei)(wei)圓(yuan)筒形,內部(bu)裝有管(guan)(guan)(guan)(guan)(guan)束(shu),管(guan)(guan)(guan)(guan)(guan)束(shu)兩端固(gu)定(ding)在(zai)(zai)(zai)管(guan)(guan)(guan)(guan)(guan)板(ban)上(shang)。進行換(huan)(huan)熱(re)(re)(re)(re)(re)的(de)(de)(de)(de)冷熱(re)(re)(re)(re)(re)兩種(zhong)流(liu)(liu)體(ti)(ti)(ti),一種(zhong)在(zai)(zai)(zai)管(guan)(guan)(guan)(guan)(guan)內流(liu)(liu)動(dong),稱(cheng)為(wei)(wei)管(guan)(guan)(guan)(guan)(guan)程(cheng)(cheng)(cheng)(cheng)流(liu)(liu)體(ti)(ti)(ti);另一種(zhong)在(zai)(zai)(zai)管(guan)(guan)(guan)(guan)(guan)外(wai)流(liu)(liu)動(dong),稱(cheng)為(wei)(wei)殼(ke)程(cheng)(cheng)(cheng)(cheng)流(liu)(liu)體(ti)(ti)(ti)。為(wei)(wei)提高管(guan)(guan)(guan)(guan)(guan)外(wai)流(liu)(liu)體(ti)(ti)(ti)的(de)(de)(de)(de)傳(chuan)熱(re)(re)(re)(re)(re)分系(xi)數,通(tong)常在(zai)(zai)(zai)殼(ke)體(ti)(ti)(ti)內安裝若干擋(dang)(dang)板(ban)。擋(dang)(dang)板(ban)可(ke)提高殼(ke)程(cheng)(cheng)(cheng)(cheng)流(liu)(liu)體(ti)(ti)(ti)速(su)度,迫使流(liu)(liu)體(ti)(ti)(ti)按規定(ding)路程(cheng)(cheng)(cheng)(cheng)多次橫向通(tong)過管(guan)(guan)(guan)(guan)(guan)束(shu),增(zeng)強流(liu)(liu)體(ti)(ti)(ti)湍(tuan)(tuan)流(liu)(liu)程(cheng)(cheng)(cheng)(cheng)度。換(huan)(huan)熱(re)(re)(re)(re)(re)管(guan)(guan)(guan)(guan)(guan)在(zai)(zai)(zai)管(guan)(guan)(guan)(guan)(guan)板(ban)上(shang)可(ke)按等邊三角形或正(zheng)方形排(pai)列。等邊三角形排(pai)列較緊(jin)湊,管(guan)(guan)(guan)(guan)(guan)外(wai)流(liu)(liu)體(ti)(ti)(ti)湍(tuan)(tuan)動(dong)程(cheng)(cheng)(cheng)(cheng)度高,傳(chuan)熱(re)(re)(re)(re)(re)分系(xi)數大(da);正(zheng)方形排(pai)列則管(guan)(guan)(guan)(guan)(guan)外(wai)清洗方便,適用(yong)(yong)于(yu)易結垢(gou)的(de)(de)(de)(de)流(liu)(liu)體(ti)(ti)(ti)。
容積(ji)(ji)式(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)也叫壓(ya)(ya)力容器(qi)(qi),屬于(yu)(yu)承壓(ya)(ya)設備。企業(ye)要(yao)(yao)有壓(ya)(ya)力容器(qi)(qi)生(sheng)產許可證才能(neng)生(sheng)產。更加屬于(yu)(yu)當地的(de)(de)鍋檢部門監管的(de)(de)范疇(chou),它主要(yao)(yao)由筒體、蒸汽盤管或管束組(zu)件,蒸汽進出(chu)口(kou)、冷(leng)熱(re)(re)(re)(re)水進出(chu)口(kou)等組(zu)成(cheng)。容積(ji)(ji)式(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)是經(jing)過機(ji)電部華東測(ce)(ce)試(shi)中心站的(de)(de)熱(re)(re)(re)(re)力性(xing)(xing)能(neng)測(ce)(ce)定(ding),從建(jian)筑部建(jian)筑設計總院引(yin)進的(de)(de)新型換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi),容積(ji)(ji)式(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)具(ju)有貯水量大,換(huan)(huan)(huan)熱(re)(re)(re)(re)出(chu)水溫度(du)穩定(ding)的(de)(de)特點,廣泛應用(yong)(yong)于(yu)(yu)生(sheng)活用(yong)(yong)水和(he)洗澡水。容積(ji)(ji)式(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)主要(yao)(yao)的(de)(de)組(zu)成(cheng)部分(fen)有哪些它是在(zai)利用(yong)(yong)“RV-02”雙管束容積(ji)(ji)式(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)系(xi)列的(de)(de)成(cheng)功經(jing)驗(yan)后(hou),克(ke)服老產品耗(hao)鋼量大、對設備用(yong)(yong)房要(yao)(yao)求高及品種(zhong)規格少、選(xuan)用(yong)(yong)局限性(xing)(xing)大等缺(que)點,其(qi)熱(re)(re)(re)(re)力性(xing)(xing)能(neng)遠超(chao)過其(qi)它同類產品,是目(mu)前(qian)熱(re)(re)(re)(re)水用(yong)(yong)水單(dan)位(wei)理想(xiang)和(he)明智的(de)(de)換(huan)(huan)(huan)熱(re)(re)(re)(re)設備。
管殼式換熱器是把換熱管束與管板連接后,再用筒體與管箱包起來,形成兩個獨立的空間。管內的通道及與其相貫通的管箱稱為管程;管外的通道及與其相貫通的部分稱為殼程。一種流體在管內流動,優質熱交換器廠家而另一種流體在殼與管束之間從管外表面流過,熱交換器廠家為了保證殼(ke)(ke)程(cheng)流體能夠橫向流過管(guan)(guan)(guan)(guan)(guan)束(shu),以形成較高的(de)傳熱(re)(re)速率,在外殼(ke)(ke)上(shang)裝(zhuang)有許(xu)多(duo)(duo)擋板。管(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)式(shi)(shi)換(huan)熱(re)(re)器(qi)(qi)(qi)管(guan)(guan)(guan)(guan)(guan)束(shu)腐(fu)蝕(shi)和磨蝕(shi)失(shi)效(xiao)(xiao)(xiao)的(de)主要原因管(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)式(shi)(shi)換(huan)熱(re)(re)器(qi)(qi)(qi)在使用的(de)過程(cheng)中(zhong)可(ke)能會發生失(shi)效(xiao)(xiao)(xiao)的(de)情況,常見的(de)失(shi)效(xiao)(xiao)(xiao)是(shi)(shi)管(guan)(guan)(guan)(guan)(guan)束(shu)失(shi)效(xiao)(xiao)(xiao)的(de)情況管(guan)(guan)(guan)(guan)(guan)束(shu)腐(fu)蝕(shi)和磨蝕(shi)失(shi)效(xiao)(xiao)(xiao)、傳熱(re)(re)能力下(xia)降(jiang)、管(guan)(guan)(guan)(guan)(guan)束(shu)泄漏(lou).以下(xia)是(shi)(shi)關于管(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)式(shi)(shi)換(huan)熱(re)(re)器(qi)(qi)(qi)官術失(shi)效(xiao)(xiao)(xiao)的(de)具體介紹(shao)。管(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)式(shi)(shi)換(huan)熱(re)(re)器(qi)(qi)(qi)出現管(guan)(guan)(guan)(guan)(guan)束(shu)失(shi)效(xiao)(xiao)(xiao)的(de)情況有哪些?管(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)式(shi)(shi)換(huan)熱(re)(re)器(qi)(qi)(qi)的(de)失(shi)效(xiao)(xiao)(xiao)大多(duo)(duo)數(shu)是(shi)(shi)由腐(fu)蝕(shi)引(yin)起的(de)。最常見的(de)管(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)式(shi)(shi)換(huan)熱(re)(re)器(qi)(qi)(qi)腐(fu)蝕(shi)部位是(shi)(shi)換(huan)熱(re)(re)管(guan)(guan)(guan)(guan)(guan),然后依次(ci)是(shi)(shi)管(guan)(guan)(guan)(guan)(guan)板、換(huan)熱(re)(re)器(qi)(qi)(qi)封頭(tou) 及(ji)小直徑(jing)的(de)接管(guan)(guan)(guan)(guan)(guan)。
誤區(qu)一(yi)、只比較換(huan)熱(re)面(mian)積(ji)好(hao)多用戶在詢價(jia)時,只向詢價(jia)單(dan)元提供換(huan)熱(re)面(mian)積(ji),的(de)(de)(de)確不管(guan)哪品種型(xing)的(de)(de)(de)容積(ji)式換(huan)熱(re)器,管(guan)殼式換(huan)熱(re)器面(mian)積(ji)相同(tong)的(de)(de)(de)狀況(kuang)(kuang)下,型(xing)號差(cha)別、結構構成差(cha)別、所用材質(zhi)規格(ge)差(cha)別、流程組(zu)合(he)差(cha)別,它們的(de)(de)(de)價(jia)錢是不具有可(ke)比性(xing)的(de)(de)(de),并(bing)且在運用流程中所表示出來的(de)(de)(de)工(gong)(gong)作功能也會有很大差(cha)異。誤區(qu)二、拿(na)著某一(yi)個廠(chang)家(jia)的(de)(de)(de)選型(xing)單(dan)詢價(jia)差(cha)別的(de)(de)(de)生產廠(chang)家(jia),緣于本(ben)身的(de)(de)(de)加工(gong)(gong)才能、實際使用經(jing)歷 、引薦習氣(qi)等要(yao)素,往往對用戶的(de)(de)(de)某一(yi)運用要(yao)求及工(gong)(gong)藝工(gong)(gong)況(kuang)(kuang)并(bing)不明(ming)白得(de)十分透徹,計劃選型(xing)會出現(xian)偏頗。