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新聞動態

板式換熱器

 時間:2020-4-9 10:23:10

 

 

產品概述(shu):

板(ban)式換(huan)熱器是由一系列具(ju)有一定(ding)波(bo)紋形狀的金屬片疊裝而成的一種新型(xing)高(gao)效換(huan)熱器。各種板(ban)片之間形成薄矩形通道,通過板(ban)片進(jin)行交換。板式換熱器是液—液、液—汽進行熱交換的理想設備。它具有換熱效率高、熱損失小、結構緊湊輕巧、占地面積小、安裝清洗方便、應用廣泛、使用壽命長等特點。在壓力損失情況下,其傳熱系數比列管式換熱器高3-5倍,占地面積為的三分之一,熱回收率可高達90%以上。

 

板式(shi)換熱器的型式(shi)主要有框架式(shi)(可拆卸式(shi))和式兩大類,板(ban)片(pian)(pian)形式主要有人字(zi)形波紋板(ban)、水(shui)平(ping)平(ping)直波紋板(ban)和(he)瘤形板(ban)片(pian)(pian)三種。

 

    可(ke)拆卸式板(ban)(ban)式換(huan)(huan)熱(re)(re)(re)(re)器是(shi)(shi)由(you)(you)許多換(huan)(huan)熱(re)(re)(re)(re)板(ban)(ban)片(pian)(pian)(pian),按一定間(jian)隔四(si)周通過密(mi)封墊(dian)片(pian)(pian)(pian)密(mi)封,并用(yong)夾緊(jin)螺(luo)柱壓緊(jin)而成,其(qi)角上的(de)孔構成了(le)連續(xu)的(de)通道(dao)(dao)(dao),介(jie)質(zhi)(zhi)從入口進入通道(dao)(dao)(dao),并被分(fen)配到(dao)換(huan)(huan)熱(re)(re)(re)(re)板(ban)(ban)片(pian)(pian)(pian)之(zhi)間(jian)的(de)流(liu)(liu)(liu)道(dao)(dao)(dao)內(nei),每張板(ban)(ban)片(pian)(pian)(pian)都有密(mi)封墊(dian)片(pian)(pian)(pian),板(ban)(ban)與(yu)板(ban)(ban)之(zhi)間(jian)的(de)位(wei)置是(shi)(shi)交替放置,兩種流(liu)(liu)(liu)體,分(fen)別進入各自通道(dao)(dao)(dao),由(you)(you)板(ban)(ban)片(pian)(pian)(pian)隔開,一般情況下(xia),兩種介(jie)質(zhi)(zhi)在通道(dao)(dao)(dao)內(nei)逆流(liu)(liu)(liu)流(liu)(liu)(liu)動(dong),熱(re)(re)(re)(re)介(jie)質(zhi)(zhi)將熱(re)(re)(re)(re)能傳遞(di)給板(ban)(ban)片(pian)(pian)(pian),板(ban)(ban)片(pian)(pian)(pian)又將熱(re)(re)(re)(re)能傳遞(di)給另一側的(de)冷介(jie)質(zhi)(zhi),從而達到(dao)熱(re)(re)(re)(re)介(jie)質(zhi)(zhi)溫(wen)度降低被冷卻,冷介(jie)質(zhi)(zhi)溫(wen)度升高得(de)到(dao)加熱(re)(re)(re)(re)的(de)目(mu)的(de)。

 

產品特點:

1、傳熱效率(lv)高(gao),是管殼式的3-5倍(bei);

2、結構緊湊,占地面積小(xiao),節省(sheng)投資,重(zhong)量輕(qing),易維護;

3、拆洗(xi)方便(bian),容易清(qing)洗(xi);

4、熱量(liang)損失(shi)小,阻(zu)力損失(shi)少;

5、使(shi)用壽命長,可耐各種(zhong)腐蝕介(jie)質,膠墊可隨意更換。