按照螺旋管式換熱器的工藝用途來(lai)(lai)分(fen)的話(hua)(hua)主要就是分(fen)為(wei):板(ban)(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)(shi)加(jia)熱(re)(re)(re)(re)器(qi)(qi)(qi)、板(ban)(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)(shi)冷卻器(qi)(qi)(qi)、板(ban)(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)(shi)冷凝器(qi)(qi)(qi)、板(ban)(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)(shi)預(yu)熱(re)(re)(re)(re)器(qi)(qi)(qi)。根據組合流程(cheng)來(lai)(lai)看是分(fen)為(wei):單程(cheng)板(ban)(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)(qi)和(he)(he)多程(cheng)板(ban)(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)(qi)。當然了(le)我們還(huan)可以根據兩(liang)種介質的流動(dong)方向可以分(fen)為(wei):順流板(ban)(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)(qi)、逆(ni)流板(ban)(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)(qi)、交(jiao)叉流板(ban)(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)(qi)。如(ru)果按照流道的堿洗的大小來(lai)(lai)分(fen)的話(hua)(hua)就可以分(fen)為(wei)常規間隙板(ban)(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)(qi)和(he)(he)寬(kuan)間隙板(ban)(ban)(ban)(ban)(ban)式(shi)(shi)(shi)(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)器(qi)(qi)(qi)了(le)。
高效螺旋管式換熱器有許許多多的優點,螺旋管式換熱器廠家的(de)(de)用(yong)(yong)途也(ye)很廣,作用(yong)(yong)也(ye)顯著(zhu),但是出于(yu)各(ge)樣的(de)(de)原因,比方說安裝不(bu)(bu)當或(huo)墊片(pian)老(lao)化(hua)等等,換熱設(she)備在使用(yong)(yong)中也(ye)會遇(yu)到(dao)(dao)不(bu)(bu)同(tong)的(de)(de)問題(ti),其中外漏(lou)問題(ti)是用(yong)(yong)戶經常(chang)會遇(yu)到(dao)(dao)的(de)(de),也(ye)急(ji)需解決的(de)(de):一、產生原因:(1)夾(jia)緊(jin)尺(chi)寸(cun)(cun)不(bu)(bu)好(hao)、各(ge)處尺(chi)寸(cun)(cun)不(bu)(bu)均勻(各(ge)處尺(chi)寸(cun)(cun)偏差不(bu)(bu)應大(da)于(yu)3mm)或(huo)夾(jia)緊(jin)松動。(2)部分密(mi)封(feng)(feng)(feng)(feng)墊脫(tuo)離密(mi)封(feng)(feng)(feng)(feng)槽,密(mi)封(feng)(feng)(feng)(feng)墊主密(mi)封(feng)(feng)(feng)(feng)面(mian)有臟物,密(mi)封(feng)(feng)(feng)(feng)墊損壞或(huo)換熱器密(mi)封(feng)(feng)(feng)(feng)墊片(pian)老(lao)化(hua)。
化學清洗方法。化學清洗方法,就是在流體中加入除垢劑、酸、酶等以減少污垢與換熱面的結合力,使其從換熱面上清除。目前采用的化學清洗方法有:循環法:用泵強制清洗液循環,進行清洗。浸漬法:將清洗液充滿螺旋管式換熱器廠家設備,靜置一定時間。與機械清洗相比,化學清洗能夠將微小間隙中的污漬一同清洗,高效螺旋管式換熱器金屬表面不會形成沉積的顆粒。
近來有客戶在問我們的客服說板式換熱器的平均溫差法如何可以計算出來,今天小編為大家講解下!1、計算未知溫度或流量,通過熱平衡方程式推算出未知溫度或流量,同時也推算出熱負荷Q。2、選擇適合的高效螺旋管式換熱器型號,根據換熱量與流量大小,選擇適合的板片型號。螺旋管式換熱器廠家板(ban)(ban)片型號(hao)的(de)選(xuan)擇要(yao)根據具(ju)體的(de)工況而定。當流(liu)量大(da)并且壓降較低的(de)時候,應選(xuan)用(yong)阻(zu)力(li)小的(de)板(ban)(ban)型;反之(zhi)則可以選(xuan)用(yong)阻(zu)力(li)系數稍大(da)的(de)板(ban)(ban)型。
1) 固定管板式冷卻器。管板與殼體是呈一體化相連的結構形式,其優點是結構簡單,但是其只在流體溫差不大的條件下應用。如果溫差大或者殼程壓力較低的情況下,為了有效的降低螺旋管式換熱器熱應力,采用此種類型的冷卻器需要在殼體上加裝補償圈。2) 浮頭式冷卻器。在管束一端的管板能夠自由的浮動,以達到將熱應力減小或者消除的目的,而且從殼體中能夠將管束從中整體的抽出,為高效螺旋管式換熱器裝置的檢修和清洗提(ti)供方(fang)便。
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