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鈦(tai)熱(re)(re)交換(huan)器(qi)特(te)點(dian):鈦(tai)換(huan)熱(re)(re)器(qi)因金(jin)屬離子不易流失、所以(yi)可充分利(li)用這種非(fei)磁性特(te)點(dian),用做(zuo)制(zhi)藥及食(shi)品等(deng)用途的換(huan)熱(re)(re)器(qi)。由于鈦(tai)的抗腐蝕能力強、所以(yi)器(qi)換(huan)熱(re)(re)器(qi)的使用壽(shou)命(ming)長、并(bing)且在(zai)使用中維(wei)護費(fei)用也少。此外、因其具有(you)體積小、換(huan)熱(re)(re)能力大等(deng)優(you)點(dian)、相關設備(bei)(如(ru)泵)的投(tou)資及運行費(fei)用也能相應(ying)減少鈦(tai)熱(re)(re)交換(huan)器(qi)應(ying)用范圍:鈦(tai)換(huan)熱(re)(re)器(qi)憑(ping)借工業(ye)(ye)純鈦(tai)的各種優(you)良性質,廣泛應(ying)用于各類海鮮養(yang)殖,海水換(huan)熱(re)(re),鹽水換(huan)熱(re)(re),化工,食(shi)品,醫藥,冶(ye)金(jin),制(zhi)冷,輕(qing)工,電鍍行業(ye)(ye)、鋁氧(yang)化槽、制(zhi)鹽、造紙、超聲波、電子通訊、集中供熱(re)(re)等(deng)行業(ye)(ye)和領域。
用(yong)戶要依據介(jie)(jie)質特性(xing),然后從利于(yu)換熱,降(jiang)低設(she)備(bei)(bei)腐蝕,減小壓力降(jiang)和清洗維(wei)護簡(jian)單這(zhe)幾個(ge)方便來(lai)進選(xuan)擇(ze)。那么選(xuan)擇(ze)好了換熱器(qi)倆種介(jie)(jie)質誰走(zou)管(guan)(guan)程誰走(zou)殼(ke)(ke)(ke)程又(you)成了大(da)家(jia)關注(zhu)的重點,其實大(da)部(bu)分的管(guan)(guan)殼(ke)(ke)(ke)式換熱器(qi)上(shang)面都是會(hui)標出介(jie)(jie)質的方面和那個(ge)管(guan)(guan)道走(zou)什么介(jie)(jie)質,不過也有的廠家(jia)不會(hui)標出,所以小編就來(lai)給(gei)大(da)家(jia)解答這(zhe)個(ge)問題。可(ke)(ke)能(neng)會(hui)腐蝕管(guan)(guan)殼(ke)(ke)(ke)式換熱器(qi)的流(liu)體(ti)經(jing)過管(guan)(guan)程,因其經(jing)過殼(ke)(ke)(ke)程可(ke)(ke)能(neng)會(hui)使得換熱設(she)備(bei)(bei)的管(guan)(guan)程與殼(ke)(ke)(ke)程都被(bei)介(jie)(jie)質腐蝕;包(bao)含有毒物質的流(liu)體(ti)經(jing)過管(guan)(guan)程,這(zhe)樣一來(lai)就不會(hui)往外滲漏。水壓較高的流(liu)體(ti)經(jing)過管(guan)(guan)程,可(ke)(ke)以防止設(she)備(bei)(bei)因為壓力過大(da),所以去加厚管(guan)(guan)壁,造(zao)成材料浪費,資(zi)金投入增多(duo);
容積式熱交換器:容積式熱交換器是利用冷、熱流體交替流經蓄熱室中的蓄熱體(填料)表面,換熱機組哪家好從而進行熱量交換的換熱器。間壁容積式換熱器的冷、熱流體被固體間壁隔開,并通過間壁進行熱量交換的換熱器,因此又稱表面式換熱器。容積式熱交換器優點:積式熱交換器的6優點1)容積式熱交換器兼具換熱、貯熱功能。有較大的貯熱量,可以提前加熱,將熱水貯存在換熱器內, 熱媒的小時耗熱量可隨加熱時間的加長而減小其峰值。2)容積式熱交換器適用于熱水用量大,四川換熱機組哪家好且用(yong)(yong)(yong)水(shui)(shui)不(bu)(bu)(bu)均勻的建筑(zhu)物,如酒店的生活用(yong)(yong)(yong)水(shui)(shui)。3)被加(jia)熱(re)(re)水(shui)(shui)通過罐體阻力(li)損失小。4)結(jie)構簡單、管理方(fang)便,可承受水(shui)(shui)壓,噪低。積式熱(re)(re)交(jiao)(jiao)換(huan)器的6優點(dian)5)換(huan)熱(re)(re)面(mian)積大,換(huan)熱(re)(re)量高。6)供水(shui)(shui)水(shui)(shui)壓、水(shui)(shui)溫穩定、安(an)全、節水(shui)(shui)、用(yong)(yong)(yong)水(shui)(shui)舒適(shi)。使用(yong)(yong)(yong)壽命長。容(rong)積式熱(re)(re)交(jiao)(jiao)換(huan)器缺點(dian):積式熱(re)(re)交(jiao)(jiao)換(huan)器的6優點(dian)1)外形(xing)體積較大、換(huan)熱(re)(re)效率相對較低。2)殼程(cheng)與(yu)殼程(cheng)清(qing)洗不(bu)(bu)(bu)方(fang)便,維修困(kun)難(nan)。3)漸熱(re)(re)速度慢(man),不(bu)(bu)(bu)適(shi)用(yong)(yong)(yong)與(yu)間歇工(gong)作的用(yong)(yong)(yong)水(shui)(shui)場合,如職工(gong)浴室。
板(ban)式換(huan)熱(re)器(qi)(qi)(qi)本身技術(shu)指標(biao)上存(cun)在(zai)過(guo)(guo)流(liu)孔徑,進水(shui)(shui)(shui)水(shui)(shui)(shui)質(zhi)(zhi)請求,經過(guo)(guo)比照實踐進水(shui)(shui)(shui)水(shui)(shui)(shui)質(zhi)(zhi)指標(biao)(冷(leng)(leng)水(shui)(shui)(shui)進水(shui)(shui)(shui)水(shui)(shui)(shui)質(zhi)(zhi),熱(re)水(shui)(shui)(shui)進水(shui)(shui)(shui)水(shui)(shui)(shui)質(zhi)(zhi)),需求留意一下幾點:進水(shui)(shui)(shui)水(shui)(shui)(shui)質(zhi)(zhi)酸(suan)堿(jian)性(包括(kuo)冷(leng)(leng)水(shui)(shui)(shui)和用(yong)于(yu)換(huan)熱(re)的(de)熱(re)水(shui)(shui)(shui)),假(jia)如(ru)超出板(ban)式換(huan)熱(re)器(qi)(qi)(qi)進水(shui)(shui)(shui)技術(shu)指標(biao),需求加(jia)(jia)裝(zhuang)PH調理安(an)(an)裝(zhuang),避(bi)免過(guo)(guo)酸(suan)腐蝕或者過(guo)(guo)堿(jian)構(gou)造(zao)梗塞(sai);同(tong)事堿(jian)性也會腐蝕換(huan)熱(re)器(qi)(qi)(qi)密封(feng)橡膠圈招致走漏呈現.假(jia)如(ru)進水(shui)(shui)(shui)濁度超標(biao)或進水(shui)(shui)(shui)中雜質(zhi)(zhi)過(guo)(guo)多(duo)過(guo)(guo)大(包括(kuo)冷(leng)(leng)水(shui)(shui)(shui)和用(yong)于(yu)換(huan)熱(re)的(de)熱(re)水(shui)(shui)(shui)),倡議加(jia)(jia)裝(zhuang)自清洗(xi)過(guo)(guo)濾器(qi)(qi)(qi),避(bi)免板(ban)式換(huan)熱(re)器(qi)(qi)(qi)梗塞(sai),假(jia)如(ru)影響不是很大,只需在(zai)進水(shui)(shui)(shui)端(duan)加(jia)(jia)裝(zhuang)Y型(xing)過(guo)(guo)濾器(qi)(qi)(qi)即可.閉路循環要思索增加(jia)(jia)加(jia)(jia)藥(yao)安(an)(an)裝(zhuang),如(ru)投加(jia)(jia)緩蝕阻垢劑(ji)避(bi)免結垢。
容(rong)積式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器是使(shi)(shi)用(yong)的非常廣泛(fan)的一(yi)(yi)(yi)種換(huan)(huan)熱(re)(re)(re)器,它主要(yao)由器體、蒸(zheng)汽(qi)盤(pan)管(guan)(guan)(guan)(guan)組(zu)件(jian),蒸(zheng)汽(qi)進(jin)出口、冷熱(re)(re)(re)水進(jin)出口等組(zu)成,為防(fang)止器體內(nei)表面腐蝕,在(zai)表面上(shang)(shang)噴涂有(you)(you)一(yi)(yi)(yi)層防(fang)腐合金(jin)層,并在(zai)合金(jin)層上(shang)(shang)刷制有(you)(you)油(you)漆層,另(ling)取消(xiao)原有(you)(you)管(guan)(guan)(guan)(guan)箱,蒸(zheng)汽(qi)盤(pan)管(guan)(guan)(guan)(guan)通過(guo)法蘭(lan)直接外接,從(cong)而使(shi)(shi)本實用(yong)新型(xing)具有(you)(you)結構簡(jian)單合理、使(shi)(shi)用(yong)壽命長,換(huan)(huan)熱(re)(re)(re)效果(guo)好,節(jie)能(neng)等特(te)點(dian)(dian)。那么容(rong)積式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器怎么選(xuan)擇?容(rong)積式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器的四大優點(dian)(dian)隨(sui)著時代的發(fa)展,科技(ji)的進(jin)步,容(rong)積式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器作為一(yi)(yi)(yi)種熱(re)(re)(re)交(jiao)換(huan)(huan)設備,廣泛(fan)應用(yong)于(yu)各行各業。其中有(you)(you)一(yi)(yi)(yi)種是波(bo)紋管(guan)(guan)(guan)(guan)式(shi)(shi)換(huan)(huan)熱(re)(re)(re)器,它一(yi)(yi)(yi)改傳統(tong)換(huan)(huan)熱(re)(re)(re)器使(shi)(shi)用(yong)厚壁(bi)鋼(gang)管(guan)(guan)(guan)(guan)做(zuo)換(huan)(huan)熱(re)(re)(re)管(guan)(guan)(guan)(guan),而采用(yong)薄壁(bi)不銹(xiu)鋼(gang)管(guan)(guan)(guan)(guan)做(zuo)換(huan)(huan)熱(re)(re)(re)管(guan)(guan)(guan)(guan),并利用(yong)特(te)殊(shu)裝置(zhi)在(zai)薄壁(bi)不銹(xiu)鋼(gang)管(guan)(guan)(guan)(guan)上(shang)(shang)加工出波(bo)紋,使(shi)(shi)其成為一(yi)(yi)(yi)種沿(yan)換(huan)(huan)熱(re)(re)(re)管(guan)(guan)(guan)(guan)軸線方向上(shang)(shang)其橫截(jie)面積呈周期性變化。
管殼式(shi)換(huan)熱器(qi)(qi)(qi)是(shi)石油化工(gong)(gong)行業(ye)的(de)(de)重要設備(bei),它的(de)(de)腐蝕及(ji)保(bao)護對(dui)設備(bei)的(de)(de)長周期運(yun)行有著重要的(de)(de)意義;由(you)于近年來加工(gong)(gong)原油中的(de)(de)硫、酸及(ji)雜質含量(liang)越來越高(gao),對(dui)煉油換(huan)熱設備(bei)的(de)(de)防(fang)腐蝕性能及(ji)材料(liao)的(de)(de)選擇提出(chu)了更高(gao)的(de)(de)要求。文(wen)章對(dui)采用(yong)專用(yong)涂料(liao)與犧牲陽極(ji)綜(zong)合(he)保(bao)護法進行了闡(chan)述,該方(fang)法工(gong)(gong)藝(yi)(yi)方(fang)案和特點是(shi):管殼式(shi)換(huan)熱器(qi)(qi)(qi)的(de)(de)工(gong)(gong)藝(yi)(yi)方(fang)案和特點是(shi)什(shen)么表面處理要徹底(di),合(he)理選取保(bao)護電(dian)(dian)流密度,按(an)設計要求確定陽極(ji)塊,控制好濕度和溫度,涂料(liao)施(shi)工(gong)(gong)嚴格按(an)照SHY-99涂料(liao)工(gong)(gong)藝(yi)(yi)進行,確保(bao)綜(zong)合(he)防(fang)護的(de)(de)效(xiao)果(guo)。目前(qian)國內石油、化纖、冶金(jin)、發電(dian)(dian)等企(qi)業(ye)的(de)(de)冷換(huan)器(qi)(qi)(qi)設備(bei)經(jing)常由(you)于水垢、腐蝕產物(wu)和腐蝕物(wu)黏(nian)泥造成冷換(huan)器(qi)(qi)(qi)堵塞,致傳熱系數(shu)下降,是(shi)冷卻水系統(tong)中常見的(de)(de)問題。由(you)于碳酸鹽(yan)垢的(de)(de)導熱系數(shu)只有碳鋼的(de)(de)1%左右(you),直(zhi)接(jie)影(ying)響(xiang)到了換(huan)熱效(xiao)率,增(zeng)加了系統(tong)的(de)(de)壓力降。