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在(zai)石油化(hua)(hua)工行(xing)(xing)(xing)業中(zhong),少不了換(huan)(huan)熱(re)器(qi)的(de)應(ying)用,隨著(zhu)換(huan)(huan)熱(re)器(qi)穩定性和工作效(xiao)率(lv)的(de)提(ti)高,如今已成為非(fei)常(chang)常(chang)見的(de)換(huan)(huan)熱(re)設施(shi)在(zai)石油行(xing)(xing)(xing)業設備(bei)投資上它所占的(de)比例能夠達到(dao)三分之一以上。目(mu)前在(zai)石油化(hua)(hua)工行(xing)(xing)(xing)業關注的(de)問題(ti)就是(shi)如何(he)使提(ti)高換(huan)(huan)熱(re)器(qi)的(de)傳熱(re)效(xiao)率(lv),降低換(huan)(huan)熱(re)設施(shi)的(de)投資,最(zui)終(zhong)實現石油化(hua)(hua)工行(xing)(xing)(xing)業經濟效(xiao)益和社(she)會(hui)效(xiao)益的(de)大化(hua)(hua)高效(xiao)板(ban)式(shi)換(huan)(huan)熱(re)器(qi)的(de)優勢在(zai)石油化(hua)(hua)工行(xing)(xing)(xing)業中(zhong),換(huan)(huan)熱(re)器(qi)的(de)種類也(ye)是(shi)非(fei)常(chang)之多的(de),他們分別對于壓力和溫度有(you)著(zhu)超高的(de)要求。高效(xiao)板(ban)式(shi)換(huan)(huan)熱(re)器(qi):能夠更好(hao)地應(ying)對較高的(de)壓力以及較高的(de)溫度,具體來說,焊接式(shi)板(ban)式(shi)換(huan)(huan)熱(re)器(qi)具備(bei)較強的(de)便(bian)捷性、體積小、重量輕(qing)、存在(zai)著(zhu)良(liang)好(hao)的(de)傳熱(re)性能、價格(ge)低廉。因此,在(zai)石油的(de)生產過程中(zhong)得到(dao)了更好(hao)的(de)應(ying)用。
管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)(ke)式換(huan)熱(re)(re)器(qi)是把換(huan)熱(re)(re)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)束(shu)(shu)與(yu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)板連接后(hou),再用筒(tong)體與(yu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)箱包起來(lai),形成兩個獨立的(de)(de)(de)空間。管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)內(nei)的(de)(de)(de)通道及(ji)與(yu)其相(xiang)貫通的(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)箱稱為(wei)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)程(cheng);管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)外(wai)的(de)(de)(de)通道及(ji)與(yu)其相(xiang)貫通的(de)(de)(de)部分稱為(wei)殼(ke)(ke)(ke)(ke)程(cheng)。一種流體在(zai)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)內(nei)流動(dong),而另一種流體在(zai)殼(ke)(ke)(ke)(ke)與(yu)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)束(shu)(shu)之間從管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)外(wai)表(biao)面流過,為(wei)了保證殼(ke)(ke)(ke)(ke)程(cheng)流體能(neng)夠橫向流過管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)束(shu)(shu),以形成較(jiao)高的(de)(de)(de)傳(chuan)熱(re)(re)速率,在(zai)外(wai)殼(ke)(ke)(ke)(ke)上裝有許多擋板。管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)(ke)式換(huan)熱(re)(re)器(qi)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)束(shu)(shu)腐(fu)(fu)(fu)蝕和(he)磨蝕失(shi)(shi)效的(de)(de)(de)主(zhu)要(yao)原(yuan)因管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)(ke)式換(huan)熱(re)(re)器(qi)在(zai)使用的(de)(de)(de)過程(cheng)中可能(neng)會(hui)發生失(shi)(shi)效的(de)(de)(de)情況(kuang),常(chang)見(jian)的(de)(de)(de)失(shi)(shi)效是管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)束(shu)(shu)失(shi)(shi)效的(de)(de)(de)情況(kuang)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)束(shu)(shu)腐(fu)(fu)(fu)蝕和(he)磨蝕失(shi)(shi)效、傳(chuan)熱(re)(re)能(neng)力(li)下降(jiang)、管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)束(shu)(shu)泄漏.以下是關于管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)(ke)式換(huan)熱(re)(re)器(qi)官術失(shi)(shi)效的(de)(de)(de)具體介紹。管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)(ke)式換(huan)熱(re)(re)器(qi)出現管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)束(shu)(shu)失(shi)(shi)效的(de)(de)(de)情況(kuang)有哪些?管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)(ke)式換(huan)熱(re)(re)器(qi)的(de)(de)(de)失(shi)(shi)效大多數是由腐(fu)(fu)(fu)蝕引(yin)起的(de)(de)(de)。最常(chang)見(jian)的(de)(de)(de)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)殼(ke)(ke)(ke)(ke)式換(huan)熱(re)(re)器(qi)腐(fu)(fu)(fu)蝕部位是換(huan)熱(re)(re)管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan),然(ran)后(hou)依次是管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)板、換(huan)熱(re)(re)器(qi)封頭 及(ji)小(xiao)直(zhi)徑(jing)的(de)(de)(de)接管(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)(guan)。
用戶(hu)要依(yi)據介(jie)(jie)質(zhi)特性,然后(hou)從(cong)利于換(huan)熱,降(jiang)低設備(bei)(bei)腐蝕(shi),減小壓力降(jiang)和清洗維護簡(jian)單這幾個(ge)方便(bian)來進選擇。那(nei)么(me)選擇好(hao)了(le)換(huan)熱器倆(lia)種介(jie)(jie)質(zhi)誰走管(guan)(guan)程誰走殼(ke)程又成了(le)大(da)家關注的(de)重點(dian),其實(shi)大(da)部分的(de)管(guan)(guan)殼(ke)式(shi)換(huan)熱器上面(mian)都(dou)是會(hui)標出(chu)介(jie)(jie)質(zhi)的(de)方面(mian)和那(nei)個(ge)管(guan)(guan)道走什么(me)介(jie)(jie)質(zhi),不(bu)過(guo)也有的(de)廠家不(bu)會(hui)標出(chu),所(suo)以(yi)(yi)小編就來給(gei)大(da)家解答這個(ge)問題。可能(neng)會(hui)腐蝕(shi)管(guan)(guan)殼(ke)式(shi)換(huan)熱器的(de)流(liu)(liu)體經(jing)過(guo)管(guan)(guan)程,因(yin)其經(jing)過(guo)殼(ke)程可能(neng)會(hui)使得換(huan)熱設備(bei)(bei)的(de)管(guan)(guan)程與殼(ke)程都(dou)被介(jie)(jie)質(zhi)腐蝕(shi);包含有毒物質(zhi)的(de)流(liu)(liu)體經(jing)過(guo)管(guan)(guan)程,這樣一來就不(bu)會(hui)往外滲漏。水(shui)壓較(jiao)高的(de)流(liu)(liu)體經(jing)過(guo)管(guan)(guan)程,可以(yi)(yi)防止設備(bei)(bei)因(yin)為壓力過(guo)大(da),所(suo)以(yi)(yi)去加厚管(guan)(guan)壁,造成材料浪費,資金投入增多;
容積式換熱器利用增壓泵出口處止回閥和電磁閥前閥,當用戶系統運行時,即用戶增壓泵啟動時,電磁閥前閥通電,容積式換熱器當用戶系統內壓力超過定壓壓力(確保用戶系統不倒空)后,電磁閥前閥自動開啟,用戶回水經閥前閥定壓為用戶系統的定壓壓力,并容積式換熱器減壓至和熱網回水管壓力相同;當用戶容積式換熱器增壓泵停止運行時,電磁閥前閥斷電自動關閉,這樣用戶系統內的水就被密閉起來,如果不漏水,可保證用容積式換熱器戶系統內壓力在較長時間維持在定壓壓力左右。也就是說,容積式換熱器價格不論增(zeng)壓冪運行還是不運行,用戶系締內的(de)壓力都町(ding)堆持在倧壓壓力范圍內。
管(guan)(guan)殼(ke)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)其壽命設計的(de)(de)(de)管(guan)(guan)殼(ke)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)約為(wei)30年(nian)左右,為(wei)4年(nian)左右的(de)(de)(de)檢(jian)修期(qi),如(ru)果換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)泄漏,可(ke)能是管(guan)(guan)和(he)(he)管(guan)(guan)道泄漏引起的(de)(de)(de)泄漏或破裂的(de)(de)(de)管(guan)(guan)板(ban)(ban)(ban)(ban)之間,壁管(guan)(guan)方法可(ke)在短時(shi)間內恢復工作業(ye)績,讓7%堵冠宇管(guan)(guan)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)。根據橡膠球清(qing)洗(xi)(xi)裝置的(de)(de)(de)需要,可(ke)進行定期(qi)的(de)(de)(de)機械清(qing)洗(xi)(xi)。這個(ge)方法很簡單。 板(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)的(de)(de)(de)維(wei)護方法:專業(ye)板(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)具有(you)體積(ji)小、重(zhong)量輕等特點,維(wei)修方便,不需要設置吊裝設施,安(an)裝面積(ji)少。板(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)的(de)(de)(de)手動維(wei)護包括整個(ge)機器(qi)(qi)(qi)的(de)(de)(de)折疊(die),用噴水槍和(he)(he)毛(mao)刷(shua)清(qing)洗(xi)(xi)板(ban)(ban)(ban)(ban)和(he)(he)墊片(pian),必(bi)要時(shi)檢(jian)查板(ban)(ban)(ban)(ban)和(he)(he)墊片(pian),必(bi)要時(shi)更換(huan)(huan)板(ban)(ban)(ban)(ban)和(he)(he)墊片(pian)。管(guan)(guan)殼(ke)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)和(he)(he)板(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)如(ru)何維(wei)修板(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)(qi)通常每(mei)年(nian)需要清(qing)洗(xi)(xi)一次,無論是否實用,都要做。