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回用性能(neng)的(de)(de)(de)檢(jian)(jian)驗和(he)(he)檢(jian)(jian)測。在(zai)懷疑有銹(xiu)蝕的(de)(de)(de)情況(kuang)下對(dui)換(huan)熱(re)(re)器(qi)(qi)及(ji)管道的(de)(de)(de)壁(bi)厚進行(xing)(xing)檢(jian)(jian)查;清(qing)除老化(hua)的(de)(de)(de)密(mi)(mi)封件(jian),根據不同(tong)的(de)(de)(de)污垢,采用酸(suan)堿進行(xing)(xing)化(hua)學(xue)清(qing)洗,被清(qing)洗零部(bu)件(jian)的(de)(de)(de)表面不會受(shou)到化(hua)學(xue)介質的(de)(de)(de)腐(fu)蝕侵害;還要著(zhu)重檢(jian)(jian)查密(mi)(mi)封槽的(de)(de)(de)情況(kuang),必要時進行(xing)(xing)修整;五是對(dui)于粘(zhan)接(jie)式密(mi)(mi)封墊,將徹(che)底清(qing)除殘(can)留的(de)(de)(de)物質,使用調和(he)(he)式粘(zhan)接(jie)膠重新粘(zhan)接(jie),重新組(zu)(zu)合(he)的(de)(de)(de)換(huan)熱(re)(re)器(qi)(qi)片組(zu)(zu)在(zai)專用夾具中夾緊,使粘(zhan)接(jie)劑固(gu)化(hua),在(zai)保溫爐中加熱(re)(re)保溫,以達(da)到粘(zhan)接(jie)效果(guo)。如果(guo)沒有備(bei)用的(de)(de)(de)密(mi)(mi)封墊,必須(xu)從整個(ge)板式換(huan)熱(re)(re)器(qi)(qi)組(zu)(zu)中取下受(shou)損(sun)密(mi)(mi)封墊兩側的(de)(de)(de)散熱(re)(re)片,然(ran)后對(dui)剩余散熱(re)(re)片的(de)(de)(de)密(mi)(mi)封墊結合(he)面進行(xing)(xing)檢(jian)(jian)查。必須(xu)嚴格(ge)按(an)照使用說明書中的(de)(de)(de)要求安裝(zhuang)剩余的(de)(de)(de)換(huan)熱(re)(re)器(qi)(qi)片,為了保證剩余的(de)(de)(de)換(huan)熱(re)(re)器(qi)(qi)有足夠的(de)(de)(de)應力(li)以抵抗(kang)負(fu)載,必須(xu)將原來(lai)各片允許承(cheng)受(shou)的(de)(de)(de)應力(li)乘以原來(lai)的(de)(de)(de)換(huan)熱(re)(re)器(qi)(qi)片數,所得(de)的(de)(de)(de)積(ji)再除以當前剩余換(huan)熱(re)(re)器(qi)(qi)的(de)(de)(de)片數,得(de)到現在(zai)每個(ge)換(huan)熱(re)(re)器(qi)(qi)片必須(xu)承(cheng)受(shou)的(de)(de)(de)組(zu)(zu)裝(zhuang)應力(li)數值。
熱(re)(re)容(rong)積(ji)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)是(shi)一種新型(xing)高效換(huan)(huan)熱(re)(re)設備,它集波紋(wen)管(guan)(guan)換(huan)(huan)熱(re)(re)器(qi)和容(rong)積(ji)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)的(de)有(you)限于(yu)(yu)一體,采用(yong)薄壁(bi)不銹鋼(gang)波紋(wen)管(guan)(guan)作(zuo)為換(huan)(huan)熱(re)(re)元件。由(you)于(yu)(yu)波紋(wen)管(guan)(guan)獨特的(de)波形(xing),實現了(le)(le)管(guan)(guan)內(nei)外充分(fen)湍流,打破了(le)(le)邊界層,降低了(le)(le)管(guan)(guan)壁(bi)熱(re)(re)阻,提高了(le)(le)管(guan)(guan)內(nei)的(de)給熱(re)(re)系數。波紋(wen)管(guan)(guan)即熱(re)(re)容(rong)積(ji)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)在溫(wen)(wen)差應(ying)力(li)(li)的(de)作(zuo)用(yong)下,波紋(wen)在軸(zhou)向存在伸縮(suo)變形(xing),使管(guan)(guan)壁(bi)不宜結垢,即使結垢,也(ye)會由(you)于(yu)(yu)管(guan)(guan)子(zi)的(de)伸縮(suo)而(er)脫落。因此,該系列容(rong)積(ji)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)具(ju)有(you)如下特點:1、換(huan)(huan)熱(re)(re)效率高。2、防垢、除垢能力(li)(li)強。3、儲水(shui)(shui)(shui)量大,出(chu)水(shui)(shui)(shui)溫(wen)(wen)度恒定(ding)。4、出(chu)水(shui)(shui)(shui)能力(li)(li)是(shi)其他容(rong)積(ji)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)的(de)3-5倍。5、體積(ji)小,占地面積(ji)小,可節(jie)省占地面積(ji)30%-80%。波紋(wen)管(guan)(guan)即熱(re)(re)容(rong)積(ji)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(qi)分(fen)為立式(shi)(shi)(shi)(shi)與(yu)臥式(shi)(shi)(shi)(shi)兩種系列,按照熱(re)(re)源(yuan)介質分(fen)為汽水(shui)(shui)(shui)型(xing)與(yu)水(shui)(shui)(shui)水(shui)(shui)(shui)型(xing)。
容積式(shi)換(huan)(huan)熱(re)器(qi)(qi)利用(yong)增壓(ya)(ya)(ya)泵(beng)出口(kou)處止回閥和電(dian)磁(ci)閥前(qian)閥,當(dang)用(yong)戶(hu)(hu)(hu)系(xi)(xi)統(tong)(tong)運(yun)行(xing)時(shi),即用(yong)戶(hu)(hu)(hu)增壓(ya)(ya)(ya)泵(beng)啟動(dong)時(shi),電(dian)磁(ci)閥前(qian)閥通電(dian),當(dang)用(yong)戶(hu)(hu)(hu)系(xi)(xi)統(tong)(tong)內(nei)壓(ya)(ya)(ya)力超過定(ding)壓(ya)(ya)(ya)壓(ya)(ya)(ya)力(確保用(yong)戶(hu)(hu)(hu)系(xi)(xi)統(tong)(tong)不(bu)(bu)倒空)后,電(dian)磁(ci)閥前(qian)閥自(zi)動(dong)開啟,用(yong)戶(hu)(hu)(hu)回水(shui)經(jing)閥前(qian)閥定(ding)壓(ya)(ya)(ya)為用(yong)戶(hu)(hu)(hu)系(xi)(xi)統(tong)(tong)的(de)定(ding)壓(ya)(ya)(ya)壓(ya)(ya)(ya)力,并容積式(shi)換(huan)(huan)熱(re)器(qi)(qi)減壓(ya)(ya)(ya)至和熱(re)網回水(shui)管壓(ya)(ya)(ya)力相同;當(dang)用(yong)戶(hu)(hu)(hu)容積式(shi)換(huan)(huan)熱(re)器(qi)(qi)增壓(ya)(ya)(ya)泵(beng)停止運(yun)行(xing)時(shi),電(dian)磁(ci)閥前(qian)閥斷電(dian)自(zi)動(dong)關閉,這樣(yang)用(yong)戶(hu)(hu)(hu)系(xi)(xi)統(tong)(tong)內(nei)的(de)水(shui)就被密閉起來,如果不(bu)(bu)漏水(shui),可保證用(yong)容積式(shi)換(huan)(huan)熱(re)器(qi)(qi)戶(hu)(hu)(hu)系(xi)(xi)統(tong)(tong)內(nei)壓(ya)(ya)(ya)力在較長時(shi)間維(wei)持(chi)在定(ding)壓(ya)(ya)(ya)壓(ya)(ya)(ya)力左(zuo)右。也(ye)就是說,不(bu)(bu)論增壓(ya)(ya)(ya)冪運(yun)行(xing)還是不(bu)(bu)運(yun)行(xing),用(yong)戶(hu)(hu)(hu)系(xi)(xi)締內(nei)的(de)壓(ya)(ya)(ya)力都町堆持(chi)在倧壓(ya)(ya)(ya)壓(ya)(ya)(ya)力范圍內(nei)。
容積式熱交換器:容積式熱交換器是利用冷、熱流體交替流經蓄熱室中的蓄熱體(填料)表面,熱水機組價格從而進行熱量交換的換熱器。間壁容積式換熱器的冷、熱流體被固體間壁隔開,并通過間壁進行熱量交換的換熱器,因此又稱表面式換熱器。容積式熱交換器優點:積式熱交換器的6優點1)容積式熱交換器兼具換熱、貯熱功能。有較大的貯熱量,可以提前加熱,將熱水貯存在換熱器內, 熱媒的小時耗熱量可隨加熱時間的加長而減小其峰值。2)容積式熱交換器適用于熱水用量大,華北熱水機組價格且用(yong)(yong)水(shui)(shui)(shui)(shui)不(bu)均勻的建筑物,如(ru)酒店(dian)的生活(huo)用(yong)(yong)水(shui)(shui)(shui)(shui)。3)被加熱(re)(re)(re)水(shui)(shui)(shui)(shui)通過罐體阻力(li)損失小。4)結構簡單、管理(li)方(fang)便,可(ke)承受水(shui)(shui)(shui)(shui)壓,噪低。積式熱(re)(re)(re)交換(huan)器的6優點(dian)5)換(huan)熱(re)(re)(re)面積大,換(huan)熱(re)(re)(re)量(liang)高。6)供水(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)壓、水(shui)(shui)(shui)(shui)溫穩定、安全、節水(shui)(shui)(shui)(shui)、用(yong)(yong)水(shui)(shui)(shui)(shui)舒(shu)適。使(shi)用(yong)(yong)壽命長。容(rong)積式熱(re)(re)(re)交換(huan)器缺點(dian):積式熱(re)(re)(re)交換(huan)器的6優點(dian)1)外形(xing)體積較大、換(huan)熱(re)(re)(re)效率相對較低。2)殼(ke)程與(yu)殼(ke)程清洗不(bu)方(fang)便,維修困難。3)漸(jian)熱(re)(re)(re)速度慢,不(bu)適用(yong)(yong)與(yu)間歇(xie)工作的用(yong)(yong)水(shui)(shui)(shui)(shui)場合,如(ru)職工浴室(shi)。