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換熱器是一種比較常見的工業設備,舟山熱交換器能夠將熱流體設備的一部分熱量傳送到溫度相對較低的設備中。根據不同標準分類,可以將換熱器分成不同類別,不同類別的換熱器之間是存在差異的,有各自的優缺點,適用的場合也不盡相同。以下就是關于不同換熱器的優缺點的總結。不同換熱器的優點和缺點被加熱水通過罐體阻力損失小。結構簡單、管理方便,可承受水壓,噪音低。換熱面積大,換熱量高。熱交換器供(gong)水(shui)(shui)水(shui)(shui)壓、水(shui)(shui)溫(wen)穩定、安全、節水(shui)(shui)、用水(shui)(shui)舒(shu)適。使用壽命長(chang)。缺點(dian):外形(xing)體積較(jiao)(jiao)大(da)、換(huan)熱(re)效率相對較(jiao)(jiao)低。殼(ke)程清洗不方便。殼(ke)體與管子之間無溫(wen)差(cha)補償元件(jian)時(shi)會產生較(jiao)(jiao)大(da)的溫(wen)差(cha)應力, 即溫(wen)差(cha)較(jiao)(jiao)大(da)是(shi)需要采用膨(peng)脹(zhang)節或(huo)波紋(wen)管等補償元件(jian)減小溫(wen)差(cha)應力。板式(shi)換(huan)熱(re)器優點(dian):傳熱(re)效率高,對數溫(wen)差(cha)大(da),重量輕、占地(di)面(mian)積小,清洗方便,而且(qie)容易改變換(huan) 熱(re)面(mian)積或(huo)流(liu)程組合,適用于(yu)多重介質換(huan)熱(re)。
內置(zhi)多組浮(fu)(fu)動(dong)(dong)(dong)盤(pan)(pan)管(guan)(guan),獨一(yi)無(wu)二的(de)(de)(de)”寶塔型(xing)”結構(gou),動(dong)(dong)(dong)態(tai)傳熱(re)(re)(re)(re),換(huan)熱(re)(re)(re)(re)效率極高(gao),相同容(rong)積(ji)的(de)(de)(de)該產(chan)品的(de)(de)(de)換(huan)熱(re)(re)(re)(re)量(liang)(liang)分(fen)(fen)別相當(dang)于傳統容(rong)積(ji)式(shi)換(huan)熱(re)(re)(re)(re)器(qi)(qi)的(de)(de)(de)6~9倍。 其中(zhong)半容(rong)積(ji)式(shi)的(de)(de)(de)”寶塔型(xing)”結構(gou)特(te)點,使得貯(zhu)(zhu)水(shui)部分(fen)(fen)貯(zhu)(zhu)有15~30分(fen)(fen)鐘(zhong)的(de)(de)(de)熱(re)(re)(re)(re)水(shui)量(liang)(liang),被加熱(re)(re)(re)(re)的(de)(de)(de)水(shui)頭損失≤0.25米(mi),因此它在設置(zhi)一(yi)般自動(dong)(dong)(dong)溫控閥的(de)(de)(de)條件(jian)下,仍保持供水(shui)水(shui)壓、水(shui)溫平穩、安全(quan)、節(jie)水(shui)、用(yong)水(shui)舒適(shi)之特(te)點。浮(fu)(fu)動(dong)(dong)(dong)盤(pan)(pan)管(guan)(guan)式(shi)換(huan)熱(re)(re)(re)(re)器(qi)(qi)采用(yong)什(shen)么中(zhong)置(zhi)型(xing)浮(fu)(fu)動(dong)(dong)(dong)盤(pan)(pan)管(guan)(guan)型(xing)容(rong)積(ji)式(shi)換(huan)熱(re)(re)(re)(re)器(qi)(qi)可(ke)(ke)以(yi)提高(gao)容(rong)積(ji)利用(yong)率。浮(fu)(fu)動(dong)(dong)(dong)盤(pan)(pan)管(guan)(guan)型(xing)換(huan)熱(re)(re)(re)(re)器(qi)(qi)的(de)(de)(de)換(huan)熱(re)(re)(re)(re)盤(pan)(pan)管(guan)(guan)距(ju)容(rong)器(qi)(qi)底可(ke)(ke)以(yi)近到100mm左右。其冷水(shui)區就很小,有效貯(zhu)(zhu)熱(re)(re)(re)(re)容(rong)積(ji)可(ke)(ke)達99%左右,大大提高(gao)了換(huan)熱(re)(re)(re)(re)器(qi)(qi)的(de)(de)(de)容(rong)積(ji)利用(yong)率。本(ben)產(chan)品在用(yong)水(shui)量(liang)(liang)極小或不可(ke)(ke)用(yong)水(shui)時(shi)可(ke)(ke)借助熱(re)(re)(re)(re)水(shui)管(guan)(guan)網(wang)上循環泵的(de)(de)(de)工作(zuo),維(wei)持罐內水(shui)溫,使換(huan)熱(re)(re)(re)(re)部分(fen)(fen)換(huan)熱(re)(re)(re)(re)時(shi)總處于被加熱(re)(re)(re)(re)水(shui)流動(dong)(dong)(dong)狀態(tai),使換(huan)熱(re)(re)(re)(re)充分(fen)(fen)、節(jie)能。無(wu)論(lun)使用(yong)頻繁與否,均保量(liang)(liang)恒溫供水(shui)。
管(guan)(guan)(guan)(guan)(guan)殼(ke)式換(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)是(shi)(shi)把(ba)換(huan)(huan)(huan)(huan)熱(re)(re)(re)管(guan)(guan)(guan)(guan)(guan)束(shu)(shu)與(yu)(yu)管(guan)(guan)(guan)(guan)(guan)板連接(jie)后(hou),再用筒體(ti)(ti)(ti)與(yu)(yu)管(guan)(guan)(guan)(guan)(guan)箱(xiang)包起來(lai),形成(cheng)兩個獨(du)立的(de)(de)(de)空間。管(guan)(guan)(guan)(guan)(guan)內的(de)(de)(de)通(tong)道及與(yu)(yu)其相貫通(tong)的(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)箱(xiang)稱為管(guan)(guan)(guan)(guan)(guan)程;管(guan)(guan)(guan)(guan)(guan)外(wai)的(de)(de)(de)通(tong)道及與(yu)(yu)其相貫通(tong)的(de)(de)(de)部(bu)分稱為殼(ke)程。一(yi)種(zhong)流體(ti)(ti)(ti)在(zai)管(guan)(guan)(guan)(guan)(guan)內流動,而另一(yi)種(zhong)流體(ti)(ti)(ti)在(zai)殼(ke)與(yu)(yu)管(guan)(guan)(guan)(guan)(guan)束(shu)(shu)之間從管(guan)(guan)(guan)(guan)(guan)外(wai)表面流過(guo),為了(le)保證殼(ke)程流體(ti)(ti)(ti)能夠橫向流過(guo)管(guan)(guan)(guan)(guan)(guan)束(shu)(shu),以形成(cheng)較高的(de)(de)(de)傳(chuan)熱(re)(re)(re)速率,在(zai)外(wai)殼(ke)上裝有許(xu)多擋板。管(guan)(guan)(guan)(guan)(guan)殼(ke)式換(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)管(guan)(guan)(guan)(guan)(guan)束(shu)(shu)腐蝕和(he)磨(mo)蝕失(shi)(shi)(shi)效(xiao)(xiao)的(de)(de)(de)主(zhu)要原因管(guan)(guan)(guan)(guan)(guan)殼(ke)式換(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)在(zai)使用的(de)(de)(de)過(guo)程中可能會發(fa)生失(shi)(shi)(shi)效(xiao)(xiao)的(de)(de)(de)情況,常見的(de)(de)(de)失(shi)(shi)(shi)效(xiao)(xiao)是(shi)(shi)管(guan)(guan)(guan)(guan)(guan)束(shu)(shu)失(shi)(shi)(shi)效(xiao)(xiao)的(de)(de)(de)情況管(guan)(guan)(guan)(guan)(guan)束(shu)(shu)腐蝕和(he)磨(mo)蝕失(shi)(shi)(shi)效(xiao)(xiao)、傳(chuan)熱(re)(re)(re)能力下降、管(guan)(guan)(guan)(guan)(guan)束(shu)(shu)泄漏.以下是(shi)(shi)關于(yu)管(guan)(guan)(guan)(guan)(guan)殼(ke)式換(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)官術失(shi)(shi)(shi)效(xiao)(xiao)的(de)(de)(de)具(ju)體(ti)(ti)(ti)介紹。管(guan)(guan)(guan)(guan)(guan)殼(ke)式換(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)出現(xian)管(guan)(guan)(guan)(guan)(guan)束(shu)(shu)失(shi)(shi)(shi)效(xiao)(xiao)的(de)(de)(de)情況有哪些?管(guan)(guan)(guan)(guan)(guan)殼(ke)式換(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)的(de)(de)(de)失(shi)(shi)(shi)效(xiao)(xiao)大多數是(shi)(shi)由腐蝕引起的(de)(de)(de)。最常見的(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)殼(ke)式換(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)腐蝕部(bu)位是(shi)(shi)換(huan)(huan)(huan)(huan)熱(re)(re)(re)管(guan)(guan)(guan)(guan)(guan),然(ran)后(hou)依次是(shi)(shi)管(guan)(guan)(guan)(guan)(guan)板、換(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)封頭 及小直徑的(de)(de)(de)接(jie)管(guan)(guan)(guan)(guan)(guan)。
產品介(jie)紹一(yi)、本熱(re)(re)(re)(re)(re)(re)交(jiao)(jiao)換(huan)器(qi)適用于一(yi)般工業(ye)及(ji)民(min)用建(jian)筑的熱(re)(re)(re)(re)(re)(re)水(shui)供(gong)應(ying)(ying)系統。按(an)加熱(re)(re)(re)(re)(re)(re)管(guan)型式,分為甲型(U型管(guan)式)乙型(盤管(guan)式)兩種(zhong)(zhong),加熱(re)(re)(re)(re)(re)(re)管(guan)的材料有(you)(you)碳素鋼和黃(huang)銅(tong)管(guan)兩種(zhong)(zhong)。二、立式容積式熱(re)(re)(re)(re)(re)(re)交(jiao)(jiao)換(huan)器(qi)的表面設(she)置(zhi)保溫層。三、熱(re)(re)(re)(re)(re)(re)交(jiao)(jiao)換(huan)器(qi)必須設(she)置(zhi)安(an)全裝(zhuang)置(zhi)一(yi)列三種(zhong)(zhong)安(an)全裝(zhuang)置(zhi)可選其中一(yi)種(zhong)(zhong)裝(zhuang)設(she)與熱(re)(re)(re)(re)(re)(re)交(jiao)(jiao)換(huan)器(qi)上。a.在熱(re)(re)(re)(re)(re)(re)交(jiao)(jiao)換(huan)器(qi)頂部安(an)裝(zhuang)設(she)安(an)全閥(fa)。安(an)全閥(fa)的壓(ya)力(li)必須與熱(re)(re)(re)(re)(re)(re)交(jiao)(jiao)換(huan)的最高工作(zuo)壓(ya)力(li)相適應(ying)(ying)(在向安(an)全閥(fa)生產廠訂(ding)貨時需加以申明)。安(an)全閥(fa)的安(an)裝(zhuang)與使用應(ying)(ying)符合勞動人(ren)事部《壓(ya)力(li)容器(qi)安(an)全技術檢(jian)查規(gui)定》b.在熱(re)(re)(re)(re)(re)(re)交(jiao)(jiao)換(huan)器(qi)頂部裝(zhuang)設(she)接(jie)通(tong)大氣的引出管(guan)(有(you)(you)條件(jian)的場合).裝(zhuang)設(she)膨脹(zhang)水(shui)箱,與熱(re)(re)(re)(re)(re)(re)交(jiao)(jiao)換(huan)器(qi)連(lian)接(jie),以放出膨脹(zhang)部分的水(shui)。附注:若水(shui)中含有(you)(you)硬度(du)鹽類(lei),在使用熱(re)(re)(re)(re)(re)(re)交(jiao)(jiao)換(huan)器(qi)時,器(qi)壁及(ji)管(guan)壁會形成水(shui)垢,導致換(huan)熱(re)(re)(re)(re)(re)(re)效率(lv)降低,能耗增加,甚至(zhi)影響使用。故應(ying)(ying)采取一(yi)定的措施。
管(guan)(guan)(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)式(shi)換(huan)(huan)(huan)熱(re)器和列(lie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)式(shi)換(huan)(huan)(huan)熱(re)器的(de)區別(bie),管(guan)(guan)(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)式(shi)換(huan)(huan)(huan)熱(re)器和列(lie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)式(shi)換(huan)(huan)(huan)熱(re)器在(zai)(zai)物理構造上(shang)一(yi)模一(yi)樣(yang),不(bu)過這倆種(zhong)換(huan)(huan)(huan)熱(re)器的(de)使用方式(shi)不(bu)一(yi)樣(yang)列(lie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)式(shi)的(de)介(jie)質(zhi)是(shi)經過的(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)程(換(huan)(huan)(huan)熱(re)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)里面),冷介(jie)質(zhi)通過殼(ke)(ke)(ke)程(換(huan)(huan)(huan)熱(re)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)和殼(ke)(ke)(ke)體之(zhi)間(jian)),管(guan)(guan)(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)式(shi)恰恰和他(ta)相反(fan)。另外(wai)列(lie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)式(shi)換(huan)(huan)(huan)熱(re)器的(de)結構比較簡(jian)單(dan)緊密、制(zhi)作(zuo)資金(jin)少,但是(shi)換(huan)(huan)(huan)熱(re)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)刻意進(jin)行機(ji)械清洗。這種(zhong)換(huan)(huan)(huan)熱(re)的(de)器管(guan)(guan)(guan)(guan)(guan)(guan)(guan)束固定(ding)在(zai)(zai)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)板的(de)一(yi)端,管(guan)(guan)(guan)(guan)(guan)(guan)(guan)板又(you)分別(bie)固定(ding)在(zai)(zai)外(wai)殼(ke)(ke)(ke)兩側,而且(qie)上(shang)面的(de)連(lian)接有(you)頂(ding)蓋,頂(ding)蓋和殼(ke)(ke)(ke)體上(shang)裝著介(jie)質(zhi)進(jin)出口。大部分列(lie)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)式(shi)換(huan)(huan)(huan)熱(re)器都會在(zai)(zai)換(huan)(huan)(huan)熱(re)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)外(wai)面設置上(shang)很(hen)多和管(guan)(guan)(guan)(guan)(guan)(guan)(guan)束吹(chui)制(zhi)的(de)擋(dang)板。還有(you)就(jiu)是(shi)它的(de)換(huan)(huan)(huan)熱(re)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)和換(huan)(huan)(huan)熱(re)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)板包(bao)括和外(wai)殼(ke)(ke)(ke)的(de)都是(shi)剛性連(lian)接,而且(qie)因(yin)為(wei)換(huan)(huan)(huan)熱(re)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)內和換(huan)(huan)(huan)熱(re)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)外(wai)是(shi)兩種(zhong)溫度差別(bie)很(hen)大的(de)介(jie)質(zhi)。