app快喵直进网站


X

換熱類

板式換熱器

 時間:2019-9-25 10:23:53

 

板式換(huan)熱器(qi)是(shi)由(you)一(yi)(yi)系(xi)列具(ju)有一(yi)(yi)定波紋形(xing)狀的金(jin)屬片疊裝而成的一(yi)(yi)種新型高效(xiao)換(huan)熱器(qi)。各種板片之間形(xing)成薄矩形(xing)通(tong)道,通(tong)過板片進行交換。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)(shi)換熱器的型式(shi)(shi)主要有框架式(shi)(shi)(可拆卸式(shi)(shi))和(he)式兩大類(lei),板(ban)(ban)片形式主要(yao)有人字形波紋板(ban)(ban)、水平平直波紋板(ban)(ban)和瘤(liu)形板(ban)(ban)片三種。

可拆(chai)卸(xie)式(shi)板(ban)(ban)式(shi)換熱(re)(re)(re)器是由(you)許多(duo)換熱(re)(re)(re)板(ban)(ban)片(pian)(pian)(pian),按(an)一(yi)定間(jian)隔四周通(tong)(tong)過密(mi)封(feng)墊(dian)(dian)片(pian)(pian)(pian)密(mi)封(feng),并用夾(jia)緊螺柱(zhu)壓(ya)緊而成,其(qi)角上(shang)的(de)孔構成了(le)連續的(de)通(tong)(tong)道,介質(zhi)(zhi)從入(ru)口進入(ru)通(tong)(tong)道,并被(bei)分配到(dao)(dao)換熱(re)(re)(re)板(ban)(ban)片(pian)(pian)(pian)之間(jian)的(de)流(liu)道內,每張板(ban)(ban)片(pian)(pian)(pian)都(dou)有密(mi)封(feng)墊(dian)(dian)片(pian)(pian)(pian),板(ban)(ban)與(yu)板(ban)(ban)之間(jian)的(de)位(wei)置是交替放置,兩(liang)種(zhong)流(liu)體,分別進入(ru)各自(zi)通(tong)(tong)道,由(you)板(ban)(ban)片(pian)(pian)(pian)隔開(kai),一(yi)般情況下(xia),兩(liang)種(zhong)介質(zhi)(zhi)在通(tong)(tong)道內逆(ni)流(liu)流(liu)動,熱(re)(re)(re)介質(zhi)(zhi)將熱(re)(re)(re)能(neng)傳遞給板(ban)(ban)片(pian)(pian)(pian),板(ban)(ban)片(pian)(pian)(pian)又將熱(re)(re)(re)能(neng)傳遞給另一(yi)側的(de)冷(leng)介質(zhi)(zhi),從而達到(dao)(dao)熱(re)(re)(re)介質(zhi)(zhi)溫度(du)降低被(bei)冷(leng)卻,冷(leng)介質(zhi)(zhi)溫度(du)升(sheng)高得(de)到(dao)(dao)加熱(re)(re)(re)的(de)目的(de)。

二、產品特點:

1、傳熱效率高,是(shi)管殼式的3-5倍;

2、結(jie)構緊(jin)湊,占地面積小(xiao),節省投資,重量輕,易維護;

3、拆洗方便,容易(yi)清(qing)洗;

4、熱量損失(shi)小,阻力損失(shi)少;

5、使用壽(shou)命長(chang),可耐各種(zhong)腐蝕介質,膠(jiao)墊可隨意更換。