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管(guan)(guan)(guan)殼(ke)(ke)(ke)式換(huan)熱(re)器(qi)(qi)(qi)是把(ba)換(huan)熱(re)管(guan)(guan)(guan)束(shu)(shu)與(yu)(yu)管(guan)(guan)(guan)板(ban)連接后(hou),再用筒體(ti)(ti)與(yu)(yu)管(guan)(guan)(guan)箱包起來,形成兩個獨立(li)的(de)(de)(de)空間(jian)。管(guan)(guan)(guan)內(nei)的(de)(de)(de)通(tong)(tong)道及與(yu)(yu)其(qi)(qi)相貫通(tong)(tong)的(de)(de)(de)管(guan)(guan)(guan)箱稱為管(guan)(guan)(guan)程(cheng);管(guan)(guan)(guan)外(wai)的(de)(de)(de)通(tong)(tong)道及與(yu)(yu)其(qi)(qi)相貫通(tong)(tong)的(de)(de)(de)部分(fen)稱為殼(ke)(ke)(ke)程(cheng)。一(yi)種(zhong)流體(ti)(ti)在(zai)管(guan)(guan)(guan)內(nei)流動,而(er)另(ling)一(yi)種(zhong)流體(ti)(ti)在(zai)殼(ke)(ke)(ke)與(yu)(yu)管(guan)(guan)(guan)束(shu)(shu)之間(jian)從管(guan)(guan)(guan)外(wai)表面流過(guo),為了保證殼(ke)(ke)(ke)程(cheng)流體(ti)(ti)能(neng)(neng)夠(gou)橫向(xiang)流過(guo)管(guan)(guan)(guan)束(shu)(shu),以形成較高的(de)(de)(de)傳熱(re)速率,在(zai)外(wai)殼(ke)(ke)(ke)上裝有許多(duo)擋(dang)板(ban)。管(guan)(guan)(guan)殼(ke)(ke)(ke)式換(huan)熱(re)器(qi)(qi)(qi)管(guan)(guan)(guan)束(shu)(shu)腐蝕(shi)(shi)和磨(mo)(mo)蝕(shi)(shi)失(shi)(shi)(shi)效(xiao)(xiao)(xiao)(xiao)的(de)(de)(de)主(zhu)要原因管(guan)(guan)(guan)殼(ke)(ke)(ke)式換(huan)熱(re)器(qi)(qi)(qi)在(zai)使用的(de)(de)(de)過(guo)程(cheng)中可能(neng)(neng)會(hui)發生失(shi)(shi)(shi)效(xiao)(xiao)(xiao)(xiao)的(de)(de)(de)情況,常見的(de)(de)(de)失(shi)(shi)(shi)效(xiao)(xiao)(xiao)(xiao)是管(guan)(guan)(guan)束(shu)(shu)失(shi)(shi)(shi)效(xiao)(xiao)(xiao)(xiao)的(de)(de)(de)情況管(guan)(guan)(guan)束(shu)(shu)腐蝕(shi)(shi)和磨(mo)(mo)蝕(shi)(shi)失(shi)(shi)(shi)效(xiao)(xiao)(xiao)(xiao)、傳熱(re)能(neng)(neng)力下降、管(guan)(guan)(guan)束(shu)(shu)泄漏(lou).以下是關于(yu)管(guan)(guan)(guan)殼(ke)(ke)(ke)式換(huan)熱(re)器(qi)(qi)(qi)官術(shu)失(shi)(shi)(shi)效(xiao)(xiao)(xiao)(xiao)的(de)(de)(de)具體(ti)(ti)介紹(shao)。管(guan)(guan)(guan)殼(ke)(ke)(ke)式換(huan)熱(re)器(qi)(qi)(qi)出現管(guan)(guan)(guan)束(shu)(shu)失(shi)(shi)(shi)效(xiao)(xiao)(xiao)(xiao)的(de)(de)(de)情況有哪些?管(guan)(guan)(guan)殼(ke)(ke)(ke)式換(huan)熱(re)器(qi)(qi)(qi)的(de)(de)(de)失(shi)(shi)(shi)效(xiao)(xiao)(xiao)(xiao)大多(duo)數是由(you)腐蝕(shi)(shi)引起的(de)(de)(de)。最(zui)常見的(de)(de)(de)管(guan)(guan)(guan)殼(ke)(ke)(ke)式換(huan)熱(re)器(qi)(qi)(qi)腐蝕(shi)(shi)部位是換(huan)熱(re)管(guan)(guan)(guan),然后(hou)依次是管(guan)(guan)(guan)板(ban)、換(huan)熱(re)器(qi)(qi)(qi)封(feng)頭 及小(xiao)直徑的(de)(de)(de)接管(guan)(guan)(guan)。
容(rong)(rong)(rong)積(ji)式(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)器(qi)是(shi)一(yi)種在(zai)工業上應用(yong)很廣泛(fan)的機械設備,具(ju)有儲水(shui)量大、水(shui)溫(wen)穩定等(deng)優點。那么大家知道容(rong)(rong)(rong)積(ji)式(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)器(qi)的組(zu)成種類有哪(na)些嗎?FPR浮動盤(pan)(pan)管容(rong)(rong)(rong)積(ji)式(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)器(qi)的特(te)點又是(shi)怎樣的呢?下(xia)(xia)面就(jiu)跟隨(sui)小編一(yi)起(qi)看一(yi)下(xia)(xia)吧。以下(xia)(xia)關于“容(rong)(rong)(rong)積(ji)式(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)器(qi)的組(zu)成類型及(ji)特(te)性有哪(na)些”的介紹。容(rong)(rong)(rong)積(ji)式(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)器(qi)主(zhu)要由貯水(shui)罐(guan)(guan)(guan)體(ti)、換(huan)(huan)(huan)熱(re)(re)盤(pan)(pan)管管束(shu)、熱(re)(re)媒(mei)(mei)進出(chu)口(kou)、冷熱(re)(re)水(shui)進出(chu)口(kou)及(ji)各種儀表和安全閥(fa)接口(kou)等(deng)組(zu)成容(rong)(rong)(rong)積(ji)式(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)器(qi)可(ke)省掉熱(re)(re)水(shui)箱(罐(guan)(guan)(guan)),熱(re)(re)媒(mei)(mei)通人盤(pan)(pan)管管束(shu)與罐(guan)(guan)(guan)體(ti)內的水(shui)進行(xing)換(huan)(huan)(huan)熱(re)(re),使罐(guan)(guan)(guan)內水(shui)溫(wen)升高(gao)而(er)達到使用(yong)熱(re)(re)水(shui)要求,屬間接加熱(re)(re)方式(shi)(shi)(shi)。容(rong)(rong)(rong)積(ji)式(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)器(qi)種類很多,從外(wai)型上可(ke)分(fen)立式(shi)(shi)(shi)和臥式(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)器(qi);從熱(re)(re)媒(mei)(mei)性質可(ke)分(fen)汽(qi)水(shui)型和水(shui)水(shui)型,即(ji)熱(re)(re)媒(mei)(mei)可(ke)采用(yong)蒸汽(qi)或高(gao)溫(wen)水(shui);從罐(guan)(guan)(guan)體(ti)內結構(gou)而(er)分(fen)有容(rong)(rong)(rong)積(ji)式(shi)(shi)(shi)和半(ban)容(rong)(rong)(rong)積(ji)式(shi)(shi)(shi)(半(ban)即(ji)熱(re)(re)浮動盤(pan)(pan)管式(shi)(shi)(shi))等(deng)類型。容(rong)(rong)(rong)積(ji)式(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)器(qi),其(qi)罐(guan)(guan)(guan)體(ti)內充滿水(shui),冷水(shui)自換(huan)(huan)(huan)熱(re)(re)器(qi)底(di)部(bu)進入(ru),熱(re)(re)水(shui)從罐(guan)(guan)(guan)體(ti)頂(ding)部(bu)流出(chu)。
換(huan)(huan)熱(re)(re)器(qi)(qi)是(shi)(shi)一種比(bi)較(jiao)常見的(de)(de)(de)工業設(she)備(bei),能(neng)夠(gou)將熱(re)(re)流體設(she)備(bei)的(de)(de)(de)一部(bu)分(fen)熱(re)(re)量傳(chuan)送到溫度(du)相對(dui)較(jiao)低的(de)(de)(de)設(she)備(bei)中。根(gen)據不同(tong)(tong)標準(zhun)分(fen)類,可以將換(huan)(huan)熱(re)(re)器(qi)(qi)分(fen)成不同(tong)(tong)類別,不同(tong)(tong)類別的(de)(de)(de)換(huan)(huan)熱(re)(re)器(qi)(qi)之(zhi)間是(shi)(shi)存在(zai)差異的(de)(de)(de),有各自的(de)(de)(de)優缺(que)點,適用的(de)(de)(de)場(chang)合也不盡相同(tong)(tong)。1、在(zai)運(yun)轉換(huan)(huan)熱(re)(re)設(she)備(bei)前要先(xian)檢查全部(bu)接收能(neng)否曾經擰緊,定奪系統(tong)參(can)數不會超(chao)越制造標簽上容許的(de)(de)(de)工作(zuo)壓(ya)力(li)和溫度(du)值(zhi)。2、在(zai)啟(qi)動(dong)泵之(zhi)前,應該先(xian)把容積(ji)式換(huan)(huan)熱(re)(re)器(qi)(qi)的(de)(de)(de)全部(bu)閥(fa)門和放(fang)氣閥(fa)都翻開,封閉換(huan)(huan)熱(re)(re)器(qi)(qi)的(de)(de)(de)進口閥(fa)。3、啟(qi)動(dong)泵后,慢慢翻開泵的(de)(de)(de)出(chu)口閥(fa),使壓(ya)力(li)慢慢上升,為防止單(dan)側超(chao)壓(ya),進容積(ji)式換(huan)(huan)熱(re)(re)器(qi)(qi)的(de)(de)(de)兩種介質(zhi)(zhi)的(de)(de)(de)進口閥(fa)應該同(tong)(tong)時翻開,或先(xian)遲緩地(di)注(zhu)入(ru)低壓(ya)側介質(zhi)(zhi),再遲緩注(zhu)入(ru)高壓(ya)測介質(zhi)(zhi)。
回用性能的檢驗和檢測。在懷疑有銹蝕的情況下對換熱器及管道的壁厚進行檢查;清除老化的密封件,根據不同的污垢,采用酸堿進行化學清洗,被清洗零部件的表面不會受到化學介質的腐蝕侵害;還要著重檢查密封槽的情況,必要時進行修整;五是對于粘接式密封墊,將徹底清除殘留的物質,使用調和式粘接膠重新粘接,重新組合的換熱器片組在專用夾具中夾緊,使粘接劑固化,在保溫爐中加熱保溫,以達到粘接效果。陜西板式熱交換器如果沒有備用的密封墊,必須從整個板式換熱器組中取下受損密封墊兩側的散熱片,然后對剩余散熱片的密封墊結合面進行檢查。必須嚴格按照使用說明書中的要求安裝剩余的換熱器片,板式熱交換器價格為了保證剩余(yu)的(de)換熱(re)器(qi)有足(zu)夠的(de)應(ying)力(li)以(yi)抵抗(kang)負載,必須(xu)將(jiang)原(yuan)來各片(pian)允許(xu)承受的(de)應(ying)力(li)乘以(yi)原(yuan)來的(de)換熱(re)器(qi)片(pian)數(shu),所得的(de)積再除以(yi)當(dang)前(qian)剩余(yu)換熱(re)器(qi)的(de)片(pian)數(shu),得到現(xian)在每個換熱(re)器(qi)片(pian)必須(xu)承受的(de)組裝應(ying)力(li)數(shu)值。