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半(ban)容積(ji)式(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)性能(neng)與(yu)特點是(shi)什么呢?而且換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)的(de)(de)功能(neng)也是(shi)很強(qiang)(qiang)大(da)(da)的(de)(de),在機(ji)電(dian)行業中都輸數一數二的(de)(de),半(ban)容積(ji)式(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)是(shi)將熱(re)(re)(re)(re)流體(ti)的(de)(de)部(bu)分熱(re)(re)(re)(re)量(liang)傳(chuan)遞給冷流體(ti)的(de)(de)設備.換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)是(shi)化(hua)工(gong)、石油(you)、動力(li)、食品(pin)及(ji)其(qi)它(ta)許多工(gong)業部(bu)門的(de)(de)通(tong)用(yong)(yong)(yong)設備,在生產中占有重要地(di)位(wei).下面換(huan)(huan)(huan)熱(re)(re)(re)(re)設備廠家(jia)就為(wei)大(da)(da)家(jia)介紹一下半(ban)容積(ji)式(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)的(de)(de)各項性能(neng)特點:高效節能(neng),換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)傳(chuan)熱(re)(re)(re)(re)系(xi)(xi)數。不銹(xiu)鋼制作,使用(yong)(yong)(yong)壽命長(chang),可(ke)達20年以上。層流為(wei)湍流,提(ti)高了換(huan)(huan)(huan)熱(re)(re)(re)(re)效率,降低(di)了熱(re)(re)(re)(re)阻。傳(chuan)熱(re)(re)(re)(re)速(su)度(du)(du)快,耐(nai)高400℃),耐(nai)高壓(ya)(2.5Mpa)。結構緊湊,占面積(ji)小,重量(liang)輕(qing),安裝方便(bian),節約土建投資(zi)。設計靈活,規格齊全(quan),實用(yong)(yong)(yong)針對性強(qiang)(qiang),節約資(zi)金。使用(yong)(yong)(yong)條(tiao)件廣(guang)泛,適用(yong)(yong)(yong)較大(da)(da)的(de)(de)壓(ya)力(li)、溫度(du)(du)范圍和多種介質熱(re)(re)(re)(re)交換(huan)(huan)(huan)。維護費(fei)用(yong)(yong)(yong)低(di),易操作,清垢周期(qi)長(chang),清洗方便(bian)。使用(yong)(yong)(yong)納(na)米熱(re)(re)(re)(re)膜技(ji)術(shu),顯著增大(da)(da)傳(chuan)熱(re)(re)(re)(re)系(xi)(xi)數。應用(yong)(yong)(yong)領域廣(guang)闊(kuo),可(ke)廣(guang)泛用(yong)(yong)(yong)于熱(re)(re)(re)(re)電(dian)、廠礦、石油(you)化(hua)工(gong)、城市集中供熱(re)(re)(re)(re)、食品(pin)醫藥、能(neng)源電(dian)子(zi)、機(ji)械輕(qing)工(gong)等領域。
管(guan)殼式換(huan)熱(re)(re)器是(shi)石油(you)化(hua)工(gong)(gong)行業的(de)(de)重(zhong)要(yao)設(she)備,它的(de)(de)腐(fu)蝕(shi)(shi)及保護(hu)對設(she)備的(de)(de)長周期運(yun)行有著重(zhong)要(yao)的(de)(de)意(yi)義;由(you)于近年(nian)來加工(gong)(gong)原油(you)中的(de)(de)硫、酸及雜質含量越(yue)來越(yue)高,對煉油(you)換(huan)熱(re)(re)設(she)備的(de)(de)防腐(fu)蝕(shi)(shi)性(xing)能(neng)及材料的(de)(de)選擇提出(chu)了更高的(de)(de)要(yao)求。文(wen)章對采用(yong)(yong)專用(yong)(yong)涂(tu)料與犧牲陽(yang)極綜(zong)合(he)保護(hu)法進(jin)行了闡述,該方法工(gong)(gong)藝(yi)方案和(he)特點(dian)是(shi):管(guan)殼式換(huan)熱(re)(re)器的(de)(de)工(gong)(gong)藝(yi)方案和(he)特點(dian)是(shi)什么(me)表面處理要(yao)徹底,合(he)理選取(qu)保護(hu)電流密度,按設(she)計要(yao)求確定(ding)陽(yang)極塊,控制好濕度和(he)溫度,涂(tu)料施工(gong)(gong)嚴格按照(zhao)SHY-99涂(tu)料工(gong)(gong)藝(yi)進(jin)行,確保綜(zong)合(he)防護(hu)的(de)(de)效果(guo)。目前(qian)國內石油(you)、化(hua)纖、冶(ye)金、發電等企業的(de)(de)冷換(huan)器設(she)備經常(chang)由(you)于水垢、腐(fu)蝕(shi)(shi)產物(wu)和(he)腐(fu)蝕(shi)(shi)物(wu)黏泥造成冷換(huan)器堵(du)塞,致傳熱(re)(re)系(xi)(xi)數(shu)下降,是(shi)冷卻水系(xi)(xi)統(tong)中常(chang)見的(de)(de)問題。由(you)于碳(tan)酸鹽垢的(de)(de)導(dao)熱(re)(re)系(xi)(xi)數(shu)只(zhi)有碳(tan)鋼的(de)(de)1%左右,直接影響(xiang)到了換(huan)熱(re)(re)效率,增加了系(xi)(xi)統(tong)的(de)(de)壓力降。
熱交換器的使用可以在工業生產中對溫度進行調節,陜西優質容積式換熱器在應用過程中部分情況下主熱交換器熱端的溫度會相差很大,中抽溫度也會有比較大的差距。在查找主熱交換器熱端的溫度相差的太多原因的時候,可以通過以下這些方式進行:容積式換熱器廠家在(zai)對(dui)設(she)(she)計的(de)(de)(de)(de)任(ren)務書以及設(she)(she)備(bei)設(she)(she)計的(de)(de)(de)(de)計算進(jin)行再次審核的(de)(de)(de)(de)時候(hou),會對(dui)比(bi)較(jiao)(jiao)相似的(de)(de)(de)(de)產(chan)品的(de)(de)(de)(de)參數進(jin)行分析(xi),認為(wei)這個空分設(she)(she)備(bei)的(de)(de)(de)(de)換熱(re)面積(ji)會有比(bi)較(jiao)(jiao)多剩下來(lai),有的(de)(de)(de)(de)時候(hou)它的(de)(de)(de)(de)返流氣體(ti)的(de)(de)(de)(de)溫度就會比(bi)較(jiao)(jiao)低,不(bu)過(guo)出(chu)現這種(zhong)情況并(bing)不(bu)是(shi)很多。在(zai)和(he)空分設(she)(she)備(bei)一起使用的(de)(de)(de)(de)時候(hou),在(zai)壓力增加了以后(hou),水冷卻(que)設(she)(she)備(bei)可(ke)能(neng)之(zhi)前就出(chu)現過(guo)泄(xie)漏的(de)(de)(de)(de)問(wen)題,會提(ti)高空分設(she)(she)備(bei)的(de)(de)(de)(de)溫度進(jin)行吹除(chu),在(zai)熱(re)交換器運(yun)行了以后(hou),它的(de)(de)(de)(de)熱(re)端溫相差的(de)(de)(de)(de)會稍微少一些(xie),這就表明冰以及干冰在(zai)堵塞以后(hou)并(bing)不(bu)是(shi)造成溫差過(guo)大的(de)(de)(de)(de)主要原因(yin);
管(guan)殼(ke)(ke)(ke)(ke)式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)(qi)(shell and tube heat exchanger)又稱(cheng)(cheng)列(lie)管(guan)式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)(qi)。管(guan)殼(ke)(ke)(ke)(ke)式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)(qi)是以(yi)封閉在殼(ke)(ke)(ke)(ke)體(ti)(ti)(ti)(ti)中管(guan)束(shu)的(de)壁面作為(wei)傳(chuan)(chuan)熱(re)(re)(re)面的(de)間壁式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)(qi)。這種(zhong)(zhong)(zhong)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)(qi)結(jie)構(gou)較簡單(dan),操(cao)作可(ke)(ke)靠,可(ke)(ke)用(yong)各(ge)種(zhong)(zhong)(zhong)結(jie)構(gou)材料(主(zhu)要是金屬材料)制造,能在高(gao)溫、高(gao)壓下使(shi)用(yong),是目前應用(yong)廣的(de)類型。管(guan)殼(ke)(ke)(ke)(ke)式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)(qi)是怎樣運行(xing)(xing)的(de)管(guan)殼(ke)(ke)(ke)(ke)式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)(qi)由殼(ke)(ke)(ke)(ke)體(ti)(ti)(ti)(ti)、傳(chuan)(chuan)熱(re)(re)(re)管(guan)束(shu)、管(guan)板(ban)(ban)(ban)(ban)、折流(liu)板(ban)(ban)(ban)(ban)(擋(dang)板(ban)(ban)(ban)(ban))和管(guan)箱等(deng)(deng)部件組成(cheng)。殼(ke)(ke)(ke)(ke)體(ti)(ti)(ti)(ti)多為(wei)圓筒形(xing),內部裝(zhuang)有管(guan)束(shu),管(guan)束(shu)兩(liang)端固定(ding)在管(guan)板(ban)(ban)(ban)(ban)上(shang)(shang)。進行(xing)(xing)換(huan)(huan)熱(re)(re)(re)的(de)冷熱(re)(re)(re)兩(liang)種(zhong)(zhong)(zhong)流(liu)體(ti)(ti)(ti)(ti),一種(zhong)(zhong)(zhong)在管(guan)內流(liu)動(dong)(dong),稱(cheng)(cheng)為(wei)管(guan)程(cheng)流(liu)體(ti)(ti)(ti)(ti);另一種(zhong)(zhong)(zhong)在管(guan)外(wai)流(liu)動(dong)(dong),稱(cheng)(cheng)為(wei)殼(ke)(ke)(ke)(ke)程(cheng)流(liu)體(ti)(ti)(ti)(ti)。為(wei)提高(gao)管(guan)外(wai)流(liu)體(ti)(ti)(ti)(ti)的(de)傳(chuan)(chuan)熱(re)(re)(re)分(fen)系(xi)數,通常在殼(ke)(ke)(ke)(ke)體(ti)(ti)(ti)(ti)內安(an)裝(zhuang)若干擋(dang)板(ban)(ban)(ban)(ban)。擋(dang)板(ban)(ban)(ban)(ban)可(ke)(ke)提高(gao)殼(ke)(ke)(ke)(ke)程(cheng)流(liu)體(ti)(ti)(ti)(ti)速度,迫使(shi)流(liu)體(ti)(ti)(ti)(ti)按(an)規(gui)定(ding)路程(cheng)多次橫向通過管(guan)束(shu),增強流(liu)體(ti)(ti)(ti)(ti)湍(tuan)流(liu)程(cheng)度。換(huan)(huan)熱(re)(re)(re)管(guan)在管(guan)板(ban)(ban)(ban)(ban)上(shang)(shang)可(ke)(ke)按(an)等(deng)(deng)邊三角(jiao)形(xing)或正方形(xing)排(pai)列(lie)。等(deng)(deng)邊三角(jiao)形(xing)排(pai)列(lie)較緊湊,管(guan)外(wai)流(liu)體(ti)(ti)(ti)(ti)湍(tuan)動(dong)(dong)程(cheng)度高(gao),傳(chuan)(chuan)熱(re)(re)(re)分(fen)系(xi)數大;正方形(xing)排(pai)列(lie)則管(guan)外(wai)清洗方便,適用(yong)于(yu)易結(jie)垢的(de)流(liu)體(ti)(ti)(ti)(ti)。
1、挖孔(kong)(kong):在確定了內漏(lou)點的(de)(de)位置(zhi)后(hou),從換熱(re)(re)器(qi)外(wai)層(ceng)(ceng)(ceng)對(dui)應(ying)著漏(lou)點的(de)(de)地方,開(kai)始割(ge)孔(kong)(kong),順序是(shi)(shi)由外(wai)向(xiang)里(li),一(yi)(yi)直(zhi)割(ge)到有內漏(lou)點的(de)(de)那一(yi)(yi)層(ceng)(ceng)(ceng)為(wei)止。割(ge)出(chu)的(de)(de)孔(kong)(kong)應(ying)為(wei)橢(tuo)圓形(xing),且尺寸的(de)(de)大(da)(da)小(xiao)是(shi)(shi)外(wai)層(ceng)(ceng)(ceng)大(da)(da),向(xiang)里(li)逐漸小(xiao),一(yi)(yi)般(ban)每層(ceng)(ceng)(ceng)板(ban)(ban)上(shang)孔(kong)(kong)的(de)(de)大(da)(da)小(xiao)相(xiang)(xiang)(xiang)差40mm,如漏(lou)點位置(zhi)較深,在外(wai)層(ceng)(ceng)(ceng)割(ge)出(chu)的(de)(de)孔(kong)(kong)應(ying)較大(da)(da)。換熱(re)(re)器(qi)內漏(lou)處(chu)(chu)的(de)(de)3種處(chu)(chu)理辦(ban)(ban)法2、清(qing)渣:在割(ge)完孔(kong)(kong)后(hou),應(ying)對(dui)留在每層(ceng)(ceng)(ceng)板(ban)(ban)上(shang)的(de)(de)氧化渣認真進行清(qing)理,這(zhe)是(shi)(shi)在對(dui)焊回(hui)補(bu)(bu)板(ban)(ban)時,回(hui)補(bu)(bu)板(ban)(ban)與(yu)每層(ceng)(ceng)(ceng)螺(luo)旋(xuan)(xuan)板(ban)(ban)能(neng)否貼緊焊牢的(de)(de)關(guan)鍵,可用(yong)鏨子(zi)和修(xiu)整(zheng)模具用(yong)的(de)(de)小(xiao)手砂(sha)輪清(qing)理氧化渣,注(zhu)意(yi)應(ying)盡(jin)量將清(qing)理的(de)(de)渣子(zi)清(qing)出(chu),不讓其掉(diao)進換熱(re)(re)器(qi)內。換熱(re)(re)器(qi)內漏(lou)處(chu)(chu)的(de)(de)3種處(chu)(chu)理辦(ban)(ban)法3、配回(hui)補(bu)(bu)板(ban)(ban):換熱(re)(re)器(qi)內漏(lou)處(chu)(chu)的(de)(de)3種處(chu)(chu)理辦(ban)(ban)法為(wei)保證修(xiu)理的(de)(de)質量,從換熱(re)(re)器(qi)上(shang)每層(ceng)(ceng)(ceng)割(ge)下來的(de)(de)板(ban)(ban)料(liao),不再使用(yong),【主詞】重(zhong)新配回(hui)補(bu)(bu)板(ban)(ban),另(ling)配的(de)(de)回(hui)補(bu)(bu)板(ban)(ban)要用(yong)與(yu)換熱(re)(re)器(qi)螺(luo)旋(xuan)(xuan)板(ban)(ban)相(xiang)(xiang)(xiang)同的(de)(de)材料(liao)和板(ban)(ban)厚,其周邊應(ying)比換熱(re)(re)器(qi)上(shang)每層(ceng)(ceng)(ceng)割(ge)出(chu)的(de)(de)孔(kong)(kong)分(fen)別大(da)(da)15mm-20mm,且也為(wei)橢(tuo)圓形(xing),并做成和換熱(re)(re)器(qi)每層(ceng)(ceng)(ceng)螺(luo)旋(xuan)(xuan)板(ban)(ban)弧度相(xiang)(xiang)(xiang)一(yi)(yi)致(zhi)的(de)(de)弧形(xing)。
換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi)是(shi)(shi)(shi)(shi)在(zai)整個(ge)(ge)換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi)的(de)(de)系統中都(dou)非(fei)常的(de)(de)有(you)(you)名的(de)(de),這(zhe)是(shi)(shi)(shi)(shi)因(yin)為板(ban)(ban)(ban)式(shi)換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi)的(de)(de)優點(dian)(dian)是(shi)(shi)(shi)(shi)非(fei)常的(de)(de)明顯的(de)(de),都(dou)有(you)(you)哪些有(you)(you)點(dian)(dian)呢?我(wo)們下(xia)面來看一下(xia)板(ban)(ban)(ban)式(shi)換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi)在(zai)化(hua)(hua)肥領域中的(de)(de)應(ying)用(yong)(yong)(yong)吧(ba)。在(zai)板(ban)(ban)(ban)式(shi)換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi)的(de)(de)使(shi)用(yong)(yong)(yong)中我(wo)們專門(men)進(jin)行(xing)(xing)(xing)了對比(bi)總結(jie),比(bi)較重要(yao)和(he)明顯的(de)(de)幾(ji)個(ge)(ge)特點(dian)(dian)就是(shi)(shi)(shi)(shi)換(huan)(huan)(huan)(huan)(huan)(huan)熱效率高,占用(yong)(yong)(yong)空(kong)間(jian)小,維(wei)修方便,節能,成本低等了。也正是(shi)(shi)(shi)(shi)因(yin)為板(ban)(ban)(ban)式(shi)換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi)具(ju)有(you)(you)著這(zhe)么多的(de)(de)換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi)的(de)(de)優勢(shi),所(suo)以很(hen)多的(de)(de)行(xing)(xing)(xing)業中都(dou)是(shi)(shi)(shi)(shi)會選(xuan)擇應(ying)用(yong)(yong)(yong)板(ban)(ban)(ban)式(shi)換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi)的(de)(de)。在(zai)化(hua)(hua)肥生(sheng)產(chan)(chan)企業中選(xuan)擇換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi)的(de)(de)時候(hou)(hou)就是(shi)(shi)(shi)(shi)選(xuan)用(yong)(yong)(yong)的(de)(de)板(ban)(ban)(ban)式(shi)換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi),但是(shi)(shi)(shi)(shi)板(ban)(ban)(ban)式(shi)換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi)在(zai)化(hua)(hua)肥生(sheng)產(chan)(chan)行(xing)(xing)(xing)業中是(shi)(shi)(shi)(shi)如何應(ying)用(yong)(yong)(yong)的(de)(de)呢?這(zhe)個(ge)(ge)還是(shi)(shi)(shi)(shi)需要(yao)我(wo)們進(jin)行(xing)(xing)(xing)一下(xia)介紹的(de)(de)。在(zai)化(hua)(hua)肥的(de)(de)生(sheng)產(chan)(chan)中,板(ban)(ban)(ban)式(shi)換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi)所(suo)使(shi)用(yong)(yong)(yong)的(de)(de)地點(dian)(dian)就是(shi)(shi)(shi)(shi)以上的(de)(de)這(zhe)些方面了:1.銅(tong)液(ye)水冷(leng)(leng)(leng)器(qi)(qi)和(he)銅(tong)液(ye)氨冷(leng)(leng)(leng)器(qi)(qi).壓縮機油冷(leng)(leng)(leng)器(qi)(qi)3.冰(bing)機氨水換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi)4.貧液(ye)冷(leng)(leng)(leng)卻(que)器(qi)(qi)和(he)氨水冷(leng)(leng)(leng)卻(que)器(qi)(qi)。這(zhe)樣我(wo)們使(shi)用(yong)(yong)(yong)板(ban)(ban)(ban)式(shi)換(huan)(huan)(huan)(huan)(huan)(huan)熱器(qi)(qi)的(de)(de)時候(hou)(hou)就可以很(hen)好的(de)(de)進(jin)行(xing)(xing)(xing)使(shi)用(yong)(yong)(yong)了,而且是(shi)(shi)(shi)(shi)在(zai)使(shi)用(yong)(yong)(yong)的(de)(de)時候(hou)(hou)使(shi)化(hua)(hua)肥廠(chang)的(de)(de)生(sheng)產(chan)(chan)的(de)(de)時候(hou)(hou)可以節約(yue)很(hen)多的(de)(de)資(zi)源以及時間(jian)的(de)(de)。