回用性能的檢驗和檢測。在懷疑有銹蝕的情況下對換熱器及管道的壁厚進行檢查;清除老化的密封件，根據不同的污垢，采用酸堿進行化學清洗，被清洗零部件的表面不會受到化學介質的腐蝕侵害;還要著重檢查密封槽的情況，必要時進行修整;五是對于粘接式密封墊，將徹底清除殘留的物質，使用調和式粘接膠重新粘接，重新組合的換熱器片組在專用夾具中夾緊，使粘接劑固化，在保溫爐中加熱保溫，以達到粘接效果。遼寧板式熱交換器如果沒有備用的密封墊，必須從整個板式換熱器組中取下受損密封墊兩側的散熱片，然后對剩余散熱片的密封墊結合面進行檢查。必須嚴格按照使用說明書中的要求安裝剩余的換熱器片，板式熱交換器哪家好為了保證剩余的(de)換(huan)熱器有足夠的(de)應力(li)(li)(li)以(yi)抵(di)抗負(fu)載，必須將(jiang)原(yuan)來(lai)(lai)各片(pian)(pian)(pian)允(yun)許承(cheng)受(shou)的(de)應力(li)(li)(li)乘以(yi)原(yuan)來(lai)(lai)的(de)換(huan)熱器片(pian)(pian)(pian)數，所得的(de)積(ji)再除以(yi)當前(qian)剩余換(huan)熱器的(de)片(pian)(pian)(pian)數，得到現在(zai)每個換(huan)熱器片(pian)(pian)(pian)必須承(cheng)受(shou)的(de)組裝(zhuang)應力(li)(li)(li)數值。

容積(ji)式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)也叫壓力容器(qi)(qi)，屬(shu)于(yu)承壓設(she)(she)備(bei)(bei)。企業要有(you)壓力容器(qi)(qi)生產(chan)(chan)許(xu)可證(zheng)才能(neng)生產(chan)(chan)。更加(jia)屬(shu)于(yu)當地的(de)(de)鍋檢部門監管的(de)(de)范(fan)疇，它(ta)主要由筒體、蒸汽盤管或(huo)管束(shu)組(zu)件(jian)，蒸汽進出口、冷(leng)熱(re)(re)(re)水進出口等(deng)組(zu)成(cheng)。容積(ji)式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)是(shi)經過機電部華東測(ce)試中心站的(de)(de)熱(re)(re)(re)力性能(neng)測(ce)定，從建筑部建筑設(she)(she)計總(zong)院引進的(de)(de)新型換(huan)(huan)熱(re)(re)(re)器(qi)(qi)，容積(ji)式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)具有(you)貯水量(liang)大，換(huan)(huan)熱(re)(re)(re)出水溫度(du)穩定的(de)(de)特點，廣泛應用(yong)于(yu)生活用(yong)水和洗澡水。容積(ji)式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)主要的(de)(de)組(zu)成(cheng)部分有(you)哪些它(ta)是(shi)在利用(yong)“RV-02”雙(shuang)管束(shu)容積(ji)式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)系列的(de)(de)成(cheng)功經驗(yan)后，克服老產(chan)(chan)品(pin)耗鋼(gang)量(liang)大、對設(she)(she)備(bei)(bei)用(yong)房要求高及(ji)品(pin)種(zhong)規(gui)格少、選用(yong)局限(xian)性大等(deng)缺點，其熱(re)(re)(re)力性能(neng)遠超(chao)過其它(ta)同類產(chan)(chan)品(pin)，是(shi)目前熱(re)(re)(re)水用(yong)水單位理想和明智的(de)(de)換(huan)(huan)熱(re)(re)(re)設(she)(she)備(bei)(bei)。

管(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)式(shi)換熱(re)(re)器(qi)(shell and tube heat exchanger)又稱列(lie)(lie)管(guan)(guan)(guan)(guan)式(shi)換熱(re)(re)器(qi)。管(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)式(shi)換熱(re)(re)器(qi)是以(yi)封閉在(zai)殼(ke)(ke)(ke)體(ti)(ti)中管(guan)(guan)(guan)(guan)束(shu)的壁面作為(wei)(wei)傳(chuan)熱(re)(re)面的間(jian)壁式(shi)換熱(re)(re)器(qi)。這(zhe)種換熱(re)(re)器(qi)結構較簡(jian)單，操作可(ke)靠(kao)，可(ke)用各種結構材(cai)料（主要是金屬材(cai)料）制造，能(neng)在(zai)高(gao)溫、高(gao)壓下使(shi)用，是目前應用廣的類型。管(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)式(shi)換熱(re)(re)器(qi)是怎樣運行的管(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)式(shi)換熱(re)(re)器(qi)由殼(ke)(ke)(ke)體(ti)(ti)、傳(chuan)熱(re)(re)管(guan)(guan)(guan)(guan)束(shu)、管(guan)(guan)(guan)(guan)板(ban)(ban)、折流(liu)板(ban)(ban)（擋(dang)板(ban)(ban)）和管(guan)(guan)(guan)(guan)箱(xiang)等部件組成。殼(ke)(ke)(ke)體(ti)(ti)多為(wei)(wei)圓(yuan)筒(tong)形，內部裝有管(guan)(guan)(guan)(guan)束(shu)，管(guan)(guan)(guan)(guan)束(shu)兩端固定(ding)在(zai)管(guan)(guan)(guan)(guan)板(ban)(ban)上。進行換熱(re)(re)的冷熱(re)(re)兩種流(liu)體(ti)(ti)，一種在(zai)管(guan)(guan)(guan)(guan)內流(liu)動(dong)(dong)，稱為(wei)(wei)管(guan)(guan)(guan)(guan)程(cheng)(cheng)(cheng)流(liu)體(ti)(ti)；另一種在(zai)管(guan)(guan)(guan)(guan)外流(liu)動(dong)(dong)，稱為(wei)(wei)殼(ke)(ke)(ke)程(cheng)(cheng)(cheng)流(liu)體(ti)(ti)。為(wei)(wei)提高(gao)管(guan)(guan)(guan)(guan)外流(liu)體(ti)(ti)的傳(chuan)熱(re)(re)分系數，通常在(zai)殼(ke)(ke)(ke)體(ti)(ti)內安裝若干擋(dang)板(ban)(ban)。擋(dang)板(ban)(ban)可(ke)提高(gao)殼(ke)(ke)(ke)程(cheng)(cheng)(cheng)流(liu)體(ti)(ti)速度，迫使(shi)流(liu)體(ti)(ti)按規定(ding)路(lu)程(cheng)(cheng)(cheng)多次橫向(xiang)通過管(guan)(guan)(guan)(guan)束(shu)，增(zeng)強流(liu)體(ti)(ti)湍(tuan)流(liu)程(cheng)(cheng)(cheng)度。換熱(re)(re)管(guan)(guan)(guan)(guan)在(zai)管(guan)(guan)(guan)(guan)板(ban)(ban)上可(ke)按等邊(bian)(bian)三角形或正方(fang)形排(pai)列(lie)(lie)。等邊(bian)(bian)三角形排(pai)列(lie)(lie)較緊湊，管(guan)(guan)(guan)(guan)外流(liu)體(ti)(ti)湍(tuan)動(dong)(dong)程(cheng)(cheng)(cheng)度高(gao)，傳(chuan)熱(re)(re)分系數大；正方(fang)形排(pai)列(lie)(lie)則管(guan)(guan)(guan)(guan)外清(qing)洗方(fang)便，適用于(yu)易結垢的流(liu)體(ti)(ti)。

容(rong)積式(shi)換熱(re)器(qi)利用(yong)(yong)(yong)(yong)增(zeng)(zeng)(zeng)壓(ya)(ya)泵(beng)出(chu)口處止回(hui)(hui)閥(fa)(fa)(fa)和電(dian)磁(ci)閥(fa)(fa)(fa)前閥(fa)(fa)(fa)，當用(yong)(yong)(yong)(yong)戶(hu)(hu)系(xi)統(tong)運(yun)(yun)行(xing)時(shi)(shi)，即(ji)用(yong)(yong)(yong)(yong)戶(hu)(hu)增(zeng)(zeng)(zeng)壓(ya)(ya)泵(beng)啟(qi)動(dong)時(shi)(shi)，電(dian)磁(ci)閥(fa)(fa)(fa)前閥(fa)(fa)(fa)通電(dian)，當用(yong)(yong)(yong)(yong)戶(hu)(hu)系(xi)統(tong)內壓(ya)(ya)力超(chao)過定(ding)(ding)壓(ya)(ya)壓(ya)(ya)力(確保用(yong)(yong)(yong)(yong)戶(hu)(hu)系(xi)統(tong)不(bu)倒(dao)空)后，電(dian)磁(ci)閥(fa)(fa)(fa)前閥(fa)(fa)(fa)自動(dong)開啟(qi)，用(yong)(yong)(yong)(yong)戶(hu)(hu)回(hui)(hui)水(shui)(shui)經閥(fa)(fa)(fa)前閥(fa)(fa)(fa)定(ding)(ding)壓(ya)(ya)為用(yong)(yong)(yong)(yong)戶(hu)(hu)系(xi)統(tong)的定(ding)(ding)壓(ya)(ya)壓(ya)(ya)力，并容(rong)積式(shi)換熱(re)器(qi)減壓(ya)(ya)至(zhi)和熱(re)網回(hui)(hui)水(shui)(shui)管(guan)壓(ya)(ya)力相(xiang)同；當用(yong)(yong)(yong)(yong)戶(hu)(hu)容(rong)積式(shi)換熱(re)器(qi)增(zeng)(zeng)(zeng)壓(ya)(ya)泵(beng)停止運(yun)(yun)行(xing)時(shi)(shi)，電(dian)磁(ci)閥(fa)(fa)(fa)前閥(fa)(fa)(fa)斷電(dian)自動(dong)關閉(bi)，這樣用(yong)(yong)(yong)(yong)戶(hu)(hu)系(xi)統(tong)內的水(shui)(shui)就被密閉(bi)起來(lai)，如果不(bu)漏水(shui)(shui)，可保證用(yong)(yong)(yong)(yong)容(rong)積式(shi)換熱(re)器(qi)戶(hu)(hu)系(xi)統(tong)內壓(ya)(ya)力在較(jiao)長時(shi)(shi)間維持(chi)(chi)在定(ding)(ding)壓(ya)(ya)壓(ya)(ya)力左右。也(ye)就是說(shuo)，不(bu)論增(zeng)(zeng)(zeng)壓(ya)(ya)冪運(yun)(yun)行(xing)還(huan)是不(bu)運(yun)(yun)行(xing)，用(yong)(yong)(yong)(yong)戶(hu)(hu)系(xi)締(di)內的壓(ya)(ya)力都町堆(dui)持(chi)(chi)在倧壓(ya)(ya)壓(ya)(ya)力范圍內。