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熱(re)(re)(re)(re)(re)容積(ji)(ji)(ji)式(shi)換(huan)(huan)熱(re)(re)(re)(re)(re)器(qi)(qi)是一種(zhong)新型(xing)高(gao)(gao)(gao)效(xiao)(xiao)換(huan)(huan)熱(re)(re)(re)(re)(re)設備,它(ta)集波(bo)紋管(guan)(guan)(guan)(guan)換(huan)(huan)熱(re)(re)(re)(re)(re)器(qi)(qi)和容積(ji)(ji)(ji)式(shi)換(huan)(huan)熱(re)(re)(re)(re)(re)器(qi)(qi)的有限于(yu)一體(ti),采用(yong)薄壁不銹鋼波(bo)紋管(guan)(guan)(guan)(guan)作(zuo)為(wei)換(huan)(huan)熱(re)(re)(re)(re)(re)元件。由于(yu)波(bo)紋管(guan)(guan)(guan)(guan)獨(du)特的波(bo)形,實(shi)現了管(guan)(guan)(guan)(guan)內外(wai)充分(fen)(fen)(fen)湍流(liu),打破(po)了邊界層,降低了管(guan)(guan)(guan)(guan)壁熱(re)(re)(re)(re)(re)阻,提高(gao)(gao)(gao)了管(guan)(guan)(guan)(guan)內的給(gei)熱(re)(re)(re)(re)(re)系(xi)數。波(bo)紋管(guan)(guan)(guan)(guan)即(ji)熱(re)(re)(re)(re)(re)容積(ji)(ji)(ji)式(shi)換(huan)(huan)熱(re)(re)(re)(re)(re)器(qi)(qi)在溫差應(ying)力的作(zuo)用(yong)下(xia),波(bo)紋在軸向存在伸(shen)縮變形,使(shi)管(guan)(guan)(guan)(guan)壁不宜結垢,即(ji)使(shi)結垢,也會由于(yu)管(guan)(guan)(guan)(guan)子的伸(shen)縮而脫落。因此,該系(xi)列(lie)容積(ji)(ji)(ji)式(shi)換(huan)(huan)熱(re)(re)(re)(re)(re)器(qi)(qi)具(ju)有如下(xia)特點:1、換(huan)(huan)熱(re)(re)(re)(re)(re)效(xiao)(xiao)率高(gao)(gao)(gao)。2、防垢、除垢能(neng)力強。3、儲水(shui)(shui)(shui)量大,出(chu)水(shui)(shui)(shui)溫度恒定。4、出(chu)水(shui)(shui)(shui)能(neng)力是其他容積(ji)(ji)(ji)式(shi)換(huan)(huan)熱(re)(re)(re)(re)(re)器(qi)(qi)的3-5倍。5、體(ti)積(ji)(ji)(ji)小,占地面(mian)積(ji)(ji)(ji)小,可節省占地面(mian)積(ji)(ji)(ji)30%-80%。波(bo)紋管(guan)(guan)(guan)(guan)即(ji)熱(re)(re)(re)(re)(re)容積(ji)(ji)(ji)式(shi)換(huan)(huan)熱(re)(re)(re)(re)(re)器(qi)(qi)分(fen)(fen)(fen)為(wei)立式(shi)與(yu)臥式(shi)兩種(zhong)系(xi)列(lie),按照熱(re)(re)(re)(re)(re)源介質分(fen)(fen)(fen)為(wei)汽水(shui)(shui)(shui)型(xing)與(yu)水(shui)(shui)(shui)水(shui)(shui)(shui)型(xing)。
管(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)(ke)式換熱(re)(re)(re)器(qi)(qi)(qi)(shell and tube heat exchanger)又稱(cheng)列管(guan)(guan)(guan)(guan)(guan)式換熱(re)(re)(re)器(qi)(qi)(qi)。管(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)(ke)式換熱(re)(re)(re)器(qi)(qi)(qi)是(shi)(shi)以封(feng)閉(bi)在(zai)(zai)殼(ke)(ke)(ke)(ke)體(ti)(ti)(ti)(ti)中管(guan)(guan)(guan)(guan)(guan)束(shu)的(de)(de)壁面作(zuo)為(wei)傳(chuan)熱(re)(re)(re)面的(de)(de)間(jian)壁式換熱(re)(re)(re)器(qi)(qi)(qi)。這種換熱(re)(re)(re)器(qi)(qi)(qi)結構較簡單,操(cao)作(zuo)可(ke)(ke)靠,可(ke)(ke)用(yong)各(ge)種結構材料(liao)(主要是(shi)(shi)金屬材料(liao))制造,能在(zai)(zai)高溫、高壓下使(shi)用(yong),是(shi)(shi)目前應用(yong)廣的(de)(de)類型。管(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)(ke)式換熱(re)(re)(re)器(qi)(qi)(qi)是(shi)(shi)怎樣運(yun)行的(de)(de)管(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)(ke)式換熱(re)(re)(re)器(qi)(qi)(qi)由殼(ke)(ke)(ke)(ke)體(ti)(ti)(ti)(ti)、傳(chuan)熱(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(xiang)等部(bu)件組成。殼(ke)(ke)(ke)(ke)體(ti)(ti)(ti)(ti)多(duo)為(wei)圓筒形(xing),內部(bu)裝有(you)管(guan)(guan)(guan)(guan)(guan)束(shu),管(guan)(guan)(guan)(guan)(guan)束(shu)兩端固定在(zai)(zai)管(guan)(guan)(guan)(guan)(guan)板(ban)上(shang)(shang)。進行換熱(re)(re)(re)的(de)(de)冷熱(re)(re)(re)兩種流(liu)(liu)體(ti)(ti)(ti)(ti),一種在(zai)(zai)管(guan)(guan)(guan)(guan)(guan)內流(liu)(liu)動,稱(cheng)為(wei)管(guan)(guan)(guan)(guan)(guan)程流(liu)(liu)體(ti)(ti)(ti)(ti);另一種在(zai)(zai)管(guan)(guan)(guan)(guan)(guan)外流(liu)(liu)動,稱(cheng)為(wei)殼(ke)(ke)(ke)(ke)程流(liu)(liu)體(ti)(ti)(ti)(ti)。為(wei)提高管(guan)(guan)(guan)(guan)(guan)外流(liu)(liu)體(ti)(ti)(ti)(ti)的(de)(de)傳(chuan)熱(re)(re)(re)分(fen)系(xi)(xi)數(shu),通常在(zai)(zai)殼(ke)(ke)(ke)(ke)體(ti)(ti)(ti)(ti)內安裝若干擋(dang)(dang)板(ban)。擋(dang)(dang)板(ban)可(ke)(ke)提高殼(ke)(ke)(ke)(ke)程流(liu)(liu)體(ti)(ti)(ti)(ti)速度(du),迫使(shi)流(liu)(liu)體(ti)(ti)(ti)(ti)按規定路程多(duo)次(ci)橫向通過(guo)管(guan)(guan)(guan)(guan)(guan)束(shu),增強流(liu)(liu)體(ti)(ti)(ti)(ti)湍流(liu)(liu)程度(du)。換熱(re)(re)(re)管(guan)(guan)(guan)(guan)(guan)在(zai)(zai)管(guan)(guan)(guan)(guan)(guan)板(ban)上(shang)(shang)可(ke)(ke)按等邊三(san)角(jiao)形(xing)或正方(fang)形(xing)排列。等邊三(san)角(jiao)形(xing)排列較緊湊,管(guan)(guan)(guan)(guan)(guan)外流(liu)(liu)體(ti)(ti)(ti)(ti)湍動程度(du)高,傳(chuan)熱(re)(re)(re)分(fen)系(xi)(xi)數(shu)大;正方(fang)形(xing)排列則管(guan)(guan)(guan)(guan)(guan)外清洗(xi)方(fang)便,適用(yong)于易結垢的(de)(de)流(liu)(liu)體(ti)(ti)(ti)(ti)。
容積式換熱器是一種在工業上應用很廣泛的機械設備,板式換熱器廠家具有儲水量大、水溫穩定等優點。那么大家知道容積式換熱器的組成種類有哪些嗎?FPR浮動盤管容積式換熱器的特點又是怎樣的呢?下面就跟隨小編一起看一下吧。以下關于“容積式換熱器的組成類型及特性有哪些”的介紹。容積式換熱器主要由貯水罐體、換熱盤管管束、熱媒進出口、冷熱水進出口及各種儀表和安全閥接口等組成容積式換熱器可省掉熱水箱(罐),熱媒通人盤管管束與罐體內的水進行換熱,使罐內水溫升高而達到使用熱水要求,屬間接加熱方式。容積式換熱器種類很多,從外型上可分立式和臥式換熱器;從熱媒性質可分汽水型和水水型,貴州板式換熱器即熱(re)(re)媒可采用蒸(zheng)汽(qi)或高溫(wen)水(shui);從罐體內(nei)(nei)結構而分(fen)有容(rong)積式(shi)和半容(rong)積式(shi)(半即熱(re)(re)浮動盤管式(shi))等類型。容(rong)積式(shi)換熱(re)(re)器(qi),其罐體內(nei)(nei)充滿(man)水(shui),冷水(shui)自(zi)換熱(re)(re)器(qi)底部進入,熱(re)(re)水(shui)從罐體頂(ding)部流出。
1.主換熱(re)(re)器(qi)熱(re)(re)端溫(wen)差(cha)偏(pian)大景(jing)象某廠12000m3爪(zhua)空(kong)分(fen)設備(bei)(bei)接納分(fen)子篩吸附凈(jing)化、增壓透(tou)平膨大、規整填料上塔(ta)及全(quan)精餾(liu)無(wu)氫制(zhi)氮外壓 縮流(liu)(liu)程。自空(kong)分(fen)設備(bei)(bei)開車以來(lai)(lai),用(yong)戶不斷反(fan)應主換熱(re)(re)器(qi)熱(re)(re)端溫(wen)差(cha)過(guo)(guo)大,此中(zhong)一(yi)組(zu)(zu)換熱(re)(re)器(qi)有7℃一(yi)8℃的(de)溫(wen) 差(cha)。通(tong)過(guo)(guo)種(zhong)種(zhong)調理(li)花招(zhao),液體產量仍達不到條(tiao)約要求的(de)計(ji)劃值。檢查(cha)空(kong)分(fen)設備(bei)(bei)流(liu)(liu)程圖和精餾(liu)塔(ta)總(zong)圖發明,6臺主換熱(re)(re)器(qi)(El一(yi)E6)分(fen)兩組(zu)(zu)散布,分(fen)子篩吸附器(qi)出口空(kong) 氣通(tong)過(guo)(guo)正流(liu)(liu)空(kong)氣閥(fa)Vln和vllZ分(fen)別進人El一(yi)E3和E4一(yi)E6兩組(zu)(zu)換熱(re)(re)器(qi)。兩組(zu)(zu)換熱(re)(re)器(qi)之間的(de)熱(re)(re)端溫(wen)差(cha)可哄騙(pian) v川和vllZ閥(fa)來(lai)(lai)調理(li),每組(zu)(zu)內(nei)3個單位之間靠冷箱內(nei)配管(guan)來(lai)(lai)平衡氣流(liu)(liu)的(de)散布。增壓空(kong)氣出主換熱(re)(re)器(qi)各(ge)單位 有中(zhong)部、底部兩個抽(chou)口,進膨大機的(de)空(kong)氣溫(wen)度由中(zhong)部抽(chou)口總(zong)管(guan)閥(fa)V31和底部抽(chou)口總(zong)管(guan)閥(fa)V犯來(lai)(lai)調理(li)。返流(liu)(liu) 氣體只要通(tong)過(guo)(guo)各(ge)自總(zong)管(guan)上的(de)調理(li)閥(fa)來(lai)(lai)調理(li)流(liu)(liu)量。
管殼(ke)式(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)(qi)(qi)是(shi)石油化工(gong)行業的(de)(de)重要(yao)(yao)設(she)備(bei),它(ta)的(de)(de)腐(fu)蝕及(ji)保(bao)護(hu)對設(she)備(bei)的(de)(de)長(chang)周期運行有(you)著重要(yao)(yao)的(de)(de)意(yi)義;由(you)于近年來加工(gong)原油中的(de)(de)硫(liu)、酸及(ji)雜(za)質含量越來越高,對煉油換(huan)(huan)熱(re)(re)設(she)備(bei)的(de)(de)防腐(fu)蝕性能及(ji)材料(liao)(liao)的(de)(de)選(xuan)擇提出了(le)更(geng)高的(de)(de)要(yao)(yao)求。文(wen)章對采用(yong)專用(yong)涂(tu)料(liao)(liao)與犧牲(sheng)陽極綜合(he)保(bao)護(hu)法進行了(le)闡述(shu),該方(fang)法工(gong)藝方(fang)案和特(te)點(dian)(dian)是(shi):管殼(ke)式(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)(qi)(qi)的(de)(de)工(gong)藝方(fang)案和特(te)點(dian)(dian)是(shi)什么表面(mian)處理要(yao)(yao)徹底(di),合(he)理選(xuan)取保(bao)護(hu)電流密度(du),按(an)設(she)計(ji)要(yao)(yao)求確(que)定(ding)陽極塊,控制好濕(shi)度(du)和溫度(du),涂(tu)料(liao)(liao)施工(gong)嚴(yan)格按(an)照SHY-99涂(tu)料(liao)(liao)工(gong)藝進行,確(que)保(bao)綜合(he)防護(hu)的(de)(de)效果。目前國(guo)內石油、化纖、冶金、發(fa)電等(deng)企業的(de)(de)冷(leng)(leng)換(huan)(huan)器(qi)(qi)(qi)設(she)備(bei)經常由(you)于水(shui)垢、腐(fu)蝕產物和腐(fu)蝕物黏泥造(zao)成冷(leng)(leng)換(huan)(huan)器(qi)(qi)(qi)堵塞(sai),致傳(chuan)熱(re)(re)系數下降(jiang),是(shi)冷(leng)(leng)卻水(shui)系統(tong)中常見的(de)(de)問題。由(you)于碳酸鹽垢的(de)(de)導熱(re)(re)系數只有(you)碳鋼的(de)(de)1%左右(you),直接影響到(dao)了(le)換(huan)(huan)熱(re)(re)效率,增加了(le)系統(tong)的(de)(de)壓力(li)降(jiang)。
什么是容(rong)積(ji)式(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)設備,可能很(hen)多(duo)人沒有聽說(shuo)過,它是用(yong)(yong)(yong)來(lai)干什么的(de)就(jiu)不得而知了(le),下面就(jiu)帶大(da)家來(lai)了(le)解一(yi)下容(rong)積(ji)式(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)有哪些(xie)用(yong)(yong)(yong)途,一(yi)般適用(yong)(yong)(yong)在(zai)哪些(xie)場所?1.鍋(guo)爐房熱(re)(re)水(shui)(shui)制(zhi)備在(zai)一(yi)般性用(yong)(yong)(yong)途中(zhong),賓(bin)館、酒(jiu)店的(de)鍋(guo)爐房產生蒸汽(qi)、高(gao)溫熱(re)(re)水(shui)(shui)后(hou)進(jin)入(ru)(ru)容(rong)積(ji)式(shi)(shi)換(huan)(huan)熱(re)(re)器(qi),進(jin)而產生洗(xi)浴(yu)(yu)或(huo)洗(xi)手、洗(xi)菜用(yong)(yong)(yong)的(de)熱(re)(re)水(shui)(shui),輸(shu)送(song)到(dao)(dao)(dao)用(yong)(yong)(yong)水(shui)(shui)房間進(jin)行熱(re)(re)水(shui)(shui)使用(yong)(yong)(yong)。2.太陽(yang)能熱(re)(re)水(shui)(shui)換(huan)(huan)熱(re)(re) 在(zai)國內越(yue)(yue)來(lai)越(yue)(yue)多(duo)的(de)太陽(yang)能熱(re)(re)水(shui)(shui)工(gong)程中(zhong),太陽(yang)能集熱(re)(re)器(qi)利用(yong)(yong)(yong)太陽(yang)能產生高(gao)溫水(shui)(shui)溶液(ye),高(gao)溫水(shui)(shui)溶液(ye)再進(jin)入(ru)(ru)容(rong)積(ji)式(shi)(shi)換(huan)(huan)熱(re)(re)器(qi),高(gao)溫水(shui)(shui)溶液(ye)將低溫冷水(shui)(shui)加熱(re)(re)到(dao)(dao)(dao)50-60攝(she)氏度的(de)熱(re)(re)水(shui)(shui),此用(yong)(yong)(yong)途的(de)項(xiang)目(mu)越(yue)(yue)來(lai)越(yue)(yue)普遍。3.熱(re)(re)力(li)熱(re)(re)源(yuan)廠(chang)熱(re)(re)水(shui)(shui)供應 此類多(duo)是熱(re)(re)源(yuan)廠(chang)供熱(re)(re)蒸汽(qi)或(huo)高(gao)溫熱(re)(re)水(shui)(shui)的(de)工(gong)況,通(tong)過熱(re)(re)力(li)管道輸(shu)送(song)到(dao)(dao)(dao)賓(bin)館、酒(jiu)店、學校(xiao)等公共建(jian)筑,汽(qi)水(shui)(shui)換(huan)(huan)熱(re)(re)或(huo)水(shui)(shui)水(shui)(shui)換(huan)(huan)熱(re)(re)后(hou)把冷水(shui)(shui)加熱(re)(re)成適于洗(xi)浴(yu)(yu)的(de)熱(re)(re)水(shui)(shui),保障了(le)居民(min)的(de)熱(re)(re)水(shui)(shui)使用(yong)(yong)(yong)。從目(mu)前國內容(rong)積(ji)式(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)用(yong)(yong)(yong)途中(zhong),洗(xi)浴(yu)(yu)稱為該設備非常重(zhong)要(yao)的(de)、主要(yao)的(de)用(yong)(yong)(yong)途。