石油化工行業中換熱器的種類及用途原理
zaixianjieduan,zaishiyouhuagongxingyezhong,huanreqideyingyongshifeichangguangfande。jiexialai,benwenjiangtongguotansuoshiyouhuagongxingyezhonghuanreqidezhongleijiyongtuyuanli,zhizaibimianhuanreqiguozaosunhuai,tigaoshiyouhuagongxingyedenengyuanliyongxiaolv,fangzhibubiyaodetingchantinggongwentidechuxian,bingqiebimianyouyuhuanreqichuxianwentierdaozhidechanpinsunshidengwentidechuxian。
1 石油化工行業中的熱管換熱器
通tong常chang情qing況kuang下xia,熱re管guan換huan熱re器qi在zai石shi油you化hua工gong行xing業ye中zhong的de回hui收shou廢fei熱re的de惡e劣lie工gong況kuang中zhong的de使shi用yong是shi非fei常chang廣guang泛fan的de,主zhu要yao包bao括kuo高gao含han硫liu的de燃ran料liao生sheng產chan等deng惡e劣lie工gong況kuang。在zai石shi油you化hua工gong行xing業ye的de生sheng產chan工gong藝yi中zhong,非fei常chang關guan鍵jian的de設she施shi就jiu是shi高gao溫wen加jia熱re和he裂lie解jie設she施shi,具ju體ti來lai說shuo,在zai小xiao分fen子zi烯xi烴ting生sheng產chan中zhong所suo選xuan取qu的de高gao溫wen石shi油you腦nao裂lie解jie爐lu,其qi排pai煙yan的de溫wen度du能neng夠gou達da到dao200℃~400℃,而(er)且(qie),惡(e)劣(lie)的(de)工(gong)況(kuang)也(ye)不(bu)利(li)於(yu)工(gong)業(ye)生(sheng)產(chan)所(suo)形(xing)成(cheng)的(de)尾(wei)氣(qi)的(de)排(pai)空(kong)。空(kong)氣(qi)預(yu)熱(re)熱(re)管(guan)式(shi)換(huan)熱(re)器(qi)能(neng)夠(gou)借(jie)助(zhu)於(yu)廢(fei)氣(qi)的(de)餘(yu)溫(wen)來(lai)對(dui)於(yu)空(kong)氣(qi)進(jin)行(xing)加(jia)熱(re),從(cong)而(er)起(qi)到(dao)助(zhu)燃(ran)的(de)作(zuo)用(yong),一(yi)方(fang)麵(mian)能(neng)夠(gou)起(qi)到(dao)節(jie)能(neng)降(jiang)耗(hao)的(de)作(zuo)用(yong),另(ling)一(yi)方(fang)麵(mian),也(ye)有(you)利(li)於(yu)回(hui)收(shou)尾(wei)氣(qi)避(bi)免(mian)空(kong)氣(qi)汙(wu)染(ran)問(wen)題(ti)的(de)惡(e)化(hua)。在(zai)當(dang)今(jin)時(shi)代(dai),多(duo)種(zhong)管(guan)式(shi)換(huan)熱(re)器(qi)組(zu)合(he)的(de)方(fang)式(shi)在(zai)國(guo)內(nei)外(wai)得(de)到(dao)了(le)普(pu)遍(bian)推(tui)廣(guang),從(cong)而(er)能(neng)夠(gou)取(qu)得(de)節(jie)節(jie)能(neng)排(pai)流(liu)的(de)良(liang)好(hao)效(xiao)果(guo)。
2 石油化工行業中的螺旋折流板換熱器
螺旋折流板換熱器是一種現代化的高效換熱設施,在世界上眾多的國家和地區都獲得了廣泛的應用。自從20世紀50年代開始,我國的石油化工行業開始推廣應用螺旋折流板換熱器,與此同時,在20世紀60年(nian)代(dai)中(zhong)期(qi),實(shi)現(xian)了(le)卷(juan)床(chuang)卷(juan)製(zhi)批(pi)量(liang)生(sheng)產(chan)。與(yu)此(ci)同(tong)時(shi),螺(luo)旋(xuan)折(zhe)流(liu)板(ban)換(huan)熱(re)器(qi)技(ji)術(shu)在(zai)我(wo)國(guo)的(de)發(fa)展(zhan)也(ye)是(shi)非(fei)常(chang)快(kuai)速(su)的(de)。和(he)傳(chuan)統(tong)的(de)換(huan)熱(re)器(qi)相(xiang)比(bi)來(lai)說(shuo),螺(luo)旋(xuan)板(ban)式(shi)換(huan)熱(re)器(qi)存(cun)在(zai)著(zhe)許(xu)多(duo)優(you)勢(shi),主(zhu)要(yao)包(bao)括(kuo):具備較高的傳熱係數、能夠自衝刷防沉積等等,所以,螺旋折流板換熱器在石油化工行業取得了非常良好的應用效果,它能夠加熱和冷卻醇類、樹脂、尿素、小分子單體聚合烯烴類、汽柴油、氨水、氯水、鹽水、強堿強酸及氮氫氨混合氣等等,其應用價值是非常巨大的。
3 石油化工行業中的薄膜蒸發器
通常情況下,薄膜蒸發器主要應用在石油化工行業的燒堿濃縮、硫化堿蒸發、樹(shu)脂(zhi)和(he)橡(xiang)膠(jiao)的(de)幹(gan)燥(zao)等(deng)工(gong)藝(yi)中(zhong),薄(bo)膜(mo)蒸(zheng)發(fa)器(qi)的(de)應(ying)用(yong)能(neng)夠(gou)取(qu)得(de)非(fei)常(chang)巨(ju)大(da)的(de)經(jing)濟(ji)利(li)潤(run)。相(xiang)對(dui)於(yu)傳(chuan)統(tong)的(de)通(tong)用(yong)的(de)鑄(zhu)鐵(tie)大(da)鍋(guo)等(deng)設(she)施(shi)來(lai)說(shuo),薄(bo)膜(mo)蒸(zheng)發(fa)器(qi)具(ju)有(you)如(ru)下(xia)優(you)勢(shi)。
1)占地麵積比較小,能夠進行機械化蒸發,使用起來非常簡單,運轉效率非常高。
2)受(shou)到(dao)在(zai)轉(zhuan)子(zi)刮(gua)板(ban)的(de)推(tui)動(dong)力(li),薄(bo)膜(mo)蒸(zheng)發(fa)器(qi)能(neng)夠(gou)取(qu)得(de)非(fei)常(chang)良(liang)好(hao)的(de)傳(chuan)熱(re)效(xiao)果(guo),並(bing)且(qie)薄(bo)膜(mo)蒸(zheng)發(fa)器(qi)的(de)表(biao)麵(mian)蒸(zheng)發(fa)時(shi)間(jian)也(ye)變(bian)得(de)更(geng)短(duan),從(cong)而(er)很(hen)難(nan)出(chu)現(xian)結(jie)垢(gou)結(jie)焦(jiao)的(de)問(wen)題(ti),不(bu)會(hui)造(zao)成(cheng)過(guo)多(duo)的(de)沉(chen)澱(dian)物(wu)質(zhi)的(de)累(lei)積(ji),有(you)利(li)於(yu)除(chu)垢(gou)。
3)薄膜蒸發器配套的導熱油爐不會消耗過多的煤礦等燃料,能夠節約大量的能源。
4)薄膜蒸發器的使用有利於工藝放大設計,能夠取代釜式幹燥器,有利於降低放大生產過程中的誤差。
然ran而er,在zai實shi際ji應ying用yong的de過guo程cheng中zhong,薄bo膜mo蒸zheng發fa器qi的de應ying用yong也ye具ju備bei一yi定ding的de瓶ping頸jing。薄bo膜mo蒸zheng發fa器qi的de溝gou槽cao刮gua板ban的de材cai料liao是shi聚ju四si氟fu乙yi烯xi,它ta具ju備bei較jiao強qiang的de耐nai腐fu蝕shi功gong能neng,卻que很hen難nan抵di抗kang高gao溫wen。為wei了le應ying對dui這zhe一yi問wen題ti,可ke以yi采cai用yong石shi墨mo等deng耐nai腐fu蝕shi耐nai高gao溫wen材cai料liao。與yu此ci同tong時shi,薄bo膜mo蒸zheng發fa器qi的de;工gong藝yi管guan線xian是shi無wu縫feng管guan,必bi須xu一yi個ge月yue進jin行xing一yi次ci管guan道dao更geng換huan工gong作zuo,為wei了le應ying對dui這zhe一yi問wen題ti,可ke以yi采cai用yong不bu鏽xiu鋼gang或huo含han有you乃nai腐fu蝕shi的de內nei襯chen的de管guan道dao,例li如ru,氟fu塑su料liao換huan熱re器qi內nei襯chen,確que保bao管guan道dao不bu被bei腐fu蝕shi。
4 石油化工行業中的高效板式換熱器
zaishiyouhuagongxingyezhong,huanreqidezhongleiheshuliangdoushifeichangzhongduode,tamenduiyuyalihewenduyecunzaizhefeichanggaodeyaoqiu。gaoxiaobanshihuanreqijiunenggougenghaodiyingduijiaogaodeyaliyijijiaogaodewendu。jutilaishuo,hanjieshibanshihuanreqijubeijiaoqiangdebianjiexing、體積小、重量輕、存在著良好的傳熱性能、價jia格ge低di廉lian,因yin此ci,在zai海hai上shang石shi油you的de生sheng產chan過guo程cheng中zhong得de到dao了le良liang好hao的de應ying用yong,它ta能neng夠gou對dui於yu機ji械xie潤run滑hua油you和he淡dan水shui進jin行xing冷leng卻que,又you能neng夠gou在zai石shi油you礦kuang場chang中zhong冷leng卻que相xiang關guan的de中zhong間jian產chan物wu,而er且qie也ye能neng夠gou用yong來lai加jia熱re原yuan油you。石shi油you化hua工gong行xing業ye中zhong的de高gao效xiao板ban式shi換huan熱re器qi的de應ying用yong也ye存cun在zai著zhe一yi定ding的de瓶ping頸jing問wen題ti,也ye就jiu是shi說shuo,很hen難nan精jing確que地di設she計ji以yi及ji計ji算suan工gong藝yi流liu程cheng,在zai石shi油you化hua工gong行xing業ye的de生sheng產chan實shi踐jian過guo程cheng中zhong,經jing常chang會hui由you於yu工gong藝yi流liu程cheng設she計ji得de不bu合he理li而er出chu現xian巨ju大da的de經jing濟ji損sun失shi。
weilejiejuezheyiwenti,keyiduiyushiyouhuagongxingyeshijiyingyongzhonglengqueyongbanshihuanreqizulijinxingyunsuanfenxi,anzhaohuanreqitedianhedaoreyuanlisuojiashedebimiandeyexiangyanliudaochengxianxingzengjia,monichuliudaochangdu、真實質量含氣率、體(ti)積(ji)含(han)氣(qi)率(lv)之(zhi)間(jian)的(de)關(guan)係(xi)公(gong)式(shi),並(bing)貼(tie)近(jin)實(shi)際(ji)數(shu)據(ju)。石(shi)油(you)化(hua)工(gong)行(xing)業(ye)中(zhong)的(de)冷(leng)卻(que)過(guo)程(cheng)存(cun)在(zai)部(bu)分(fen)集(ji)態(tai)冷(leng)凝(ning),會(hui)在(zai)換(huan)熱(re)表(biao)麵(mian)形(xing)成(cheng)液(ye)膜(mo),因(yin)此(ci),可(ke)選(xuan)用(yong)板(ban)翅(chi)式(shi)一(yi)類(lei)的(de)緊(jin)湊(cou)式(shi)換(huan)熱(re)器(qi)時(shi),同(tong)時(shi)要(yao)達(da)到(dao)合(he)理(li)經(jing)濟(ji)的(de)換(huan)熱(re)器(qi),必(bi)須(xu)從(cong)結(jie)構(gou)參(can)數(shu)角(jiao)度(du)考(kao)慮(lv)調(tiao)整(zheng)換(huan)熱(re)器(qi),僅(jin)考(kao)慮(lv)換(huan)傳(chuan)熱(re)麵(mian)積(ji)和(he)富(fu)裕(yu)量(liang)並(bing)不(bu)完(wan)善(shan)。
綜上所述,本文深入地探索了石油化工行業中換熱器的種類及用途原理。在石油化工行業中換熱器的應用範圍不斷推廣、種類日益增多的新形勢下,必須對於其進行更加深入地研究,以便保證石油化工行業中換熱器能夠創造出更多的經濟利潤。