容積式換熱(re)器利(li)用(yong)增(zeng)壓(ya)(ya)(ya)泵出口處(chu)止(zhi)回閥(fa)(fa)(fa)和電(dian)磁(ci)閥(fa)(fa)(fa)前(qian)閥(fa)(fa)(fa)，當(dang)用(yong)戶(hu)(hu)系統(tong)運行時(shi)，即用(yong)戶(hu)(hu)增(zeng)壓(ya)(ya)(ya)泵啟(qi)動(dong)時(shi)，電(dian)磁(ci)閥(fa)(fa)(fa)前(qian)閥(fa)(fa)(fa)通電(dian)，當(dang)用(yong)戶(hu)(hu)系統(tong)內(nei)壓(ya)(ya)(ya)力超過定(ding)壓(ya)(ya)(ya)壓(ya)(ya)(ya)力(確保用(yong)戶(hu)(hu)系統(tong)不倒(dao)空)后，電(dian)磁(ci)閥(fa)(fa)(fa)前(qian)閥(fa)(fa)(fa)自動(dong)開啟(qi)，用(yong)戶(hu)(hu)回水(shui)經閥(fa)(fa)(fa)前(qian)閥(fa)(fa)(fa)定(ding)壓(ya)(ya)(ya)為用(yong)戶(hu)(hu)系統(tong)的(de)定(ding)壓(ya)(ya)(ya)壓(ya)(ya)(ya)力，并容積式換熱(re)器減壓(ya)(ya)(ya)至和熱(re)網回水(shui)管(guan)壓(ya)(ya)(ya)力相同；當(dang)用(yong)戶(hu)(hu)容積式換熱(re)器增(zeng)壓(ya)(ya)(ya)泵停(ting)止(zhi)運行時(shi)，電(dian)磁(ci)閥(fa)(fa)(fa)前(qian)閥(fa)(fa)(fa)斷電(dian)自動(dong)關閉(bi)，這樣用(yong)戶(hu)(hu)系統(tong)內(nei)的(de)水(shui)就被密閉(bi)起來，如果(guo)不漏(lou)水(shui)，可保證用(yong)容積式換熱(re)器戶(hu)(hu)系統(tong)內(nei)壓(ya)(ya)(ya)力在(zai)較長時(shi)間維持在(zai)定(ding)壓(ya)(ya)(ya)壓(ya)(ya)(ya)力左右。也就是說，不論(lun)增(zeng)壓(ya)(ya)(ya)冪運行還是不運行，用(yong)戶(hu)(hu)系締內(nei)的(de)壓(ya)(ya)(ya)力都町堆持在(zai)倧(zong)壓(ya)(ya)(ya)壓(ya)(ya)(ya)力范(fan)圍內(nei)。

南京優質板式熱交換器管殼式換熱器(shell and tube heat exchanger)又稱列管式換熱器。管殼式換熱器是以封閉在殼體中管束的壁面作為傳熱面的間壁式換熱器。這種換熱器結構較簡單，操作可靠，可用各種結構材料（主要是金屬材料）制造，能在高溫、高壓下使用，是目前應用廣的類型。管殼式換熱器是怎樣運行的管殼式換熱器由殼體、傳熱管束、管板、折流板（擋板）和管箱等部件組成。殼體多為圓筒形，內部裝有管束，管束兩端固定在管板上。南京板式熱交換器哪家好進行換熱的冷熱兩(liang)種(zhong)(zhong)流(liu)(liu)體(ti)(ti)，一種(zhong)(zhong)在(zai)(zai)管(guan)內流(liu)(liu)動，稱為管(guan)程(cheng)流(liu)(liu)體(ti)(ti)；另一種(zhong)(zhong)在(zai)(zai)管(guan)外流(liu)(liu)動，稱為殼(ke)程(cheng)流(liu)(liu)體(ti)(ti)。

管(guan)(guan)殼(ke)式(shi)換(huan)(huan)熱(re)(re)(re)(re)器(qi)又稱列管(guan)(guan)式(shi)換(huan)(huan)熱(re)(re)(re)(re)器(qi)。是(shi)以封(feng)閉在(zai)(zai)殼(ke)體中管(guan)(guan)束的(de)(de)壁面(mian)作為傳熱(re)(re)(re)(re)面(mian)的(de)(de)間壁式(shi)換(huan)(huan)熱(re)(re)(re)(re)器(qi)。這種換(huan)(huan)熱(re)(re)(re)(re)器(qi)結(jie)構(gou)較簡單(dan)，操作可(ke)(ke)靠，可(ke)(ke)用(yong)各種結(jie)構(gou)材料(liao)制造(zao)，能(neng)在(zai)(zai)高(gao)(gao)(gao)溫、高(gao)(gao)(gao)壓下使(shi)(shi)用(yong)，是(shi)目前應用(yong)廣泛的(de)(de)類型。在(zai)(zai)使(shi)(shi)用(yong)一段時間之后(hou)對管(guan)(guan)殼(ke)式(shi)換(huan)(huan)熱(re)(re)(re)(re)器(qi)清(qing)洗非(fei)常的(de)(de)重(zhong)(zhong)要，一般(ban)由于(yu)工業上使(shi)(shi)用(yong)長久管(guan)(guan)殼(ke)式(shi)換(huan)(huan)熱(re)(re)(re)(re)器(qi)里(li)面(mian)的(de)(de)管(guan)(guan)道(dao)會出現各種灰塵和(he)沉淀物的(de)(de)粘黏(nian)，導(dao)致換(huan)(huan)熱(re)(re)(re)(re)效率下降，變(bian)相(xiang)提(ti)高(gao)(gao)(gao)生產成(cheng)本(ben)，嚴重(zhong)(zhong)還會導(dao)致管(guan)(guan)殼(ke)式(shi)換(huan)(huan)熱(re)(re)(re)(re)器(qi)使(shi)(shi)用(yong)壽命，造(zao)成(cheng)損失。清(qing)洗有(you)利于(yu)提(ti)高(gao)(gao)(gao)換(huan)(huan)熱(re)(re)(re)(re)效率:管(guan)(guan)殼(ke)式(shi)換(huan)(huan)熱(re)(re)(re)(re)器(qi)或管(guan)(guan)道(dao)運行一段時間后(hou)，表面(mian)往(wang)往(wang)會結(jie)一層污垢，污垢一般(ban)較為致密堅硬，熱(re)(re)(re)(re)導(dao)率很小。污垢的(de)(de)阻(zu)礙(ai)效率大得驚人，里(li)面(mian)的(de)(de)有(you)機離子(zi)、灰塵若無重(zhong)(zhong)視可(ke)(ke)能(neng)導(dao)致不可(ke)(ke)避免的(de)(de)其他問題的(de)(de)產生。

容(rong)(rong)積(ji)式換(huan)(huan)(huan)熱(re)(re)(re)(re)器采用高(gao)效傳(chuan)熱(re)(re)(re)(re)管(guan)—螺紋管(guan)作為換(huan)(huan)(huan)熱(re)(re)(re)(re)元件(jian)，傳(chuan)熱(re)(re)(re)(re)系數(shu)高(gao)，比(bi)光(guang)管(guan)換(huan)(huan)(huan)熱(re)(re)(re)(re)器高(gao)1—3倍，流(liu)動(dong)阻力(li)小(xiao)，消耗(hao)動(dong)力(li)少。由于在(zai)換(huan)(huan)(huan)熱(re)(re)(re)(re)器內(nei)部(bu)結構(gou)上有(you)(you)了(le)重大改進，使(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器的(de)(de)各項性能指標(biao)均有(you)(you)顯著提高(gao)。容(rong)(rong)積(ji)式換(huan)(huan)(huan)熱(re)(re)(re)(re)器具備一定(ding)的(de)(de)水存儲量，在(zai)賓(bin)(bin)館、飯(fan)店、機(ji)關、學(xue)校、醫(yi)院、工(gong)廠、礦(kuang)山等工(gong)業與民(min)用建筑(zhu)的(de)(de)生活(huo)熱(re)(re)(re)(re)水供(gong)應(ying)系統(tong)中，應(ying)用廣泛。容(rong)(rong)積(ji)式換(huan)(huan)(huan)熱(re)(re)(re)(re)器特(te)點：1. 換(huan)(huan)(huan)熱(re)(re)(re)(re)器的(de)(de)材質(zhi)根(gen)據介(jie)質(zhi)的(de)(de)不(bu)同，可(ke)選用碳(tan)素鋼、不(bu)銹(SUS304,SUS316,SUS316L)、銅(tong)(tong)管(guan)及(ji)其它特(te)殊材質(zhi)。2. 換(huan)(huan)(huan)熱(re)(re)(re)(re)器內(nei)的(de)(de)流(liu)體(ti)充(chong)分，抗垢能力(li)強(qiang)。3. 罐內(nei)全部(bu)儲存熱(re)(re)(re)(re)水，無滯水、冷水區，溶(rong)積(ji)利用率高(gao)。4. 殼體(ti)為不(bu)銹鋼Ocr18Ni9或(huo)Q235B內(nei)襯(chen)紫(zi)銅(tong)(tong)板(ban)外(wai)壁涂漆防(fang)腐，換(huan)(huan)(huan)熱(re)(re)(re)(re)管(guan)采用T2紫(zi)銅(tong)(tong)管(guan)。應(ying)用領域：賓(bin)(bin)館、酒店、住宅小(xiao)區及(ji)其他生活(huo)與工(gong)業的(de)(de)熱(re)(re)(re)(re)水供(gong)應(ying)。主(zhu)要(yao)參(can)數(shu)：工(gong)作壓力(li)：0.2～2.5Mpa產熱(re)(re)(re)(re)水量：0.4m3/h～60m3/h