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容積式換(huan)熱(re)器(qi)(qi)利(li)用增(zeng)壓(ya)泵(beng)出口(kou)處止回(hui)閥(fa)(fa)(fa)和電磁閥(fa)(fa)(fa)前(qian)閥(fa)(fa)(fa),當(dang)用戶(hu)系(xi)(xi)統運(yun)行(xing)(xing)時,即用戶(hu)增(zeng)壓(ya)泵(beng)啟動時,電磁閥(fa)(fa)(fa)前(qian)閥(fa)(fa)(fa)通電,當(dang)用戶(hu)系(xi)(xi)統內壓(ya)力(li)超過定(ding)壓(ya)壓(ya)力(li)(確保用戶(hu)系(xi)(xi)統不(bu)倒空)后,電磁閥(fa)(fa)(fa)前(qian)閥(fa)(fa)(fa)自動開啟,用戶(hu)回(hui)水經閥(fa)(fa)(fa)前(qian)閥(fa)(fa)(fa)定(ding)壓(ya)為用戶(hu)系(xi)(xi)統的定(ding)壓(ya)壓(ya)力(li),并容積式換(huan)熱(re)器(qi)(qi)減壓(ya)至和熱(re)網回(hui)水管壓(ya)力(li)相同;當(dang)用戶(hu)容積式換(huan)熱(re)器(qi)(qi)增(zeng)壓(ya)泵(beng)停止運(yun)行(xing)(xing)時,電磁閥(fa)(fa)(fa)前(qian)閥(fa)(fa)(fa)斷電自動關閉(bi),這樣(yang)用戶(hu)系(xi)(xi)統內的水就(jiu)(jiu)被密(mi)閉(bi)起來,如果(guo)不(bu)漏水,可保證用容積式換(huan)熱(re)器(qi)(qi)戶(hu)系(xi)(xi)統內壓(ya)力(li)在較長時間維持在定(ding)壓(ya)壓(ya)力(li)左右。也就(jiu)(jiu)是(shi)說,不(bu)論(lun)增(zeng)壓(ya)冪運(yun)行(xing)(xing)還是(shi)不(bu)運(yun)行(xing)(xing),用戶(hu)系(xi)(xi)締內的壓(ya)力(li)都町堆持在倧壓(ya)壓(ya)力(li)范圍(wei)內。
管殼式換熱器(shell and tube heat exchanger)又稱列管式換熱器。管殼式換熱器是以封閉在殼體中管束的壁面作為傳熱面的間壁式換熱器。這種換熱器結構較簡單,操作可靠,換熱器價格可用各種結構材料(主要是金屬材料)制造,能在高溫、高壓下使用,是目前應用廣的類型。管殼式換熱器是怎樣運行的管殼式換熱器由殼體、傳熱管束、管板、折流板(擋板)和管箱等部件組成。殼體多為圓筒形,內部裝有管束,管束兩端固定在管板上。進行換熱的冷熱兩種流體,一種在管內流動,稱為管程流體;另一種在管外流動,稱為殼程流體。舟山換熱器價格為提(ti)高管(guan)(guan)(guan)外流體的傳(chuan)熱分系數,通常(chang)在(zai)殼體內安裝若干擋(dang)板。擋(dang)板可提(ti)高殼程(cheng)(cheng)流體速度,迫使(shi)流體按(an)規定路程(cheng)(cheng)多(duo)次橫向通過管(guan)(guan)(guan)束,增強(qiang)流體湍(tuan)流程(cheng)(cheng)度。換熱管(guan)(guan)(guan)在(zai)管(guan)(guan)(guan)板上可按(an)等邊三(san)角形(xing)或正方(fang)形(xing)排(pai)(pai)列(lie)。等邊三(san)角形(xing)排(pai)(pai)列(lie)較緊湊,管(guan)(guan)(guan)外流體湍(tuan)動程(cheng)(cheng)度高,傳(chuan)熱分系數大(da);正方(fang)形(xing)排(pai)(pai)列(lie)則管(guan)(guan)(guan)外清(qing)洗方(fang)便,適(shi)用(yong)于易結垢(gou)的流體。
容(rong)(rong)積(ji)式(shi)和半容(rong)(rong)積(ji)式(shi)的(de)就(jiu)差(cha)在:半容(rong)(rong)式(shi)的(de)換(huan)(huan)熱(re)(re)(re)(re)管(guan)(guan)束(shu)帶(dai)(dai)筒體,而容(rong)(rong)積(ji)式(shi)的(de)不帶(dai)(dai).容(rong)(rong)積(ji)式(shi)熱(re)(re)(re)(re)交換(huan)(huan)器優點1、傳熱(re)(re)(re)(re)系數(shu)高(gao) 彈性(xing)管(guan)(guan)束(shu)管(guan)(guan)是用高(gao)導熱(re)(re)(re)(re)系數(shu)的(de)紫銅制成高(gao)效傳熱(re)(re)(re)(re)元件,加(jia)(jia)上(shang)合理(li)的(de)換(huan)(huan)熱(re)(re)(re)(re)器內部(bu)(bu)結(jie)構,大(da)大(da)提高(gao)了換(huan)(huan)熱(re)(re)(re)(re)器的(de)性(xing)能(neng)(neng)。、不易結(jie)垢(gou) 由于(yu)換(huan)(huan)熱(re)(re)(re)(re)管(guan)(guan)多采用紫銅,而且易形(xing)成湍流的(de)流體對換(huan)(huan)熱(re)(re)(re)(re)管(guan)(guan)壁面有較強的(de)沖(chong)刷(shua)作用,加(jia)(jia)上(shang)彈性(xing)管(guan)(guan)束(shu)本(ben)身有熱(re)(re)(re)(re)補(bu)償能(neng)(neng)力,通過熱(re)(re)(re)(re)脹冷縮有自潔作用,因此(ci)不易結(jie)垢(gou)。 3、無冷水(shui)(shui)區,容(rong)(rong)積(ji)利用率高(gao) 加(jia)(jia)熱(re)(re)(re)(re)罐(guan)底(di)部(bu)(bu)的(de)冷水(shui)(shui),在用水(shui)(shui)量(liang)低于(yu)額(e)定供(gong)(gong)(gong)水(shui)(shui)能(neng)(neng)力時,逐步(bu)將(jiang)罐(guan)內冷水(shui)(shui)全部(bu)(bu)加(jia)(jia)熱(re)(re)(re)(re),此(ci)時無冷水(shui)(shui)區,以維持熱(re)(re)(re)(re)水(shui)(shui)的(de)最大(da)儲備量(liang)。當(dang)用水(shui)(shui)量(liang)大(da)于(yu)額(e)定供(gong)(gong)(gong)水(shui)(shui)能(neng)(neng)力時,罐(guan)內儲存(cun)的(de)熱(re)(re)(re)(re)水(shui)(shui)和即(ji)時加(jia)(jia)熱(re)(re)(re)(re)的(de)熱(re)(re)(re)(re)水(shui)(shui)同時向外供(gong)(gong)(gong)以度(du)過用水(shui)(shui)高(gao)峰(feng)。當(dang)因事故或其他(ta)原因停供(gong)(gong)(gong)熱(re)(re)(re)(re)媒(mei)時,能(neng)(neng)最大(da)限度(du)地供(gong)(gong)(gong)應(ying)所出貯存(cun)的(de)熱(re)(re)(re)(re)水(shui)(shui)。
容(rong)(rong)積式(shi)換(huan)熱(re)(re)器(qi)(qi)(qi)也叫壓(ya)力容(rong)(rong)器(qi)(qi)(qi),屬于(yu)承壓(ya)設備(bei)。企業要有壓(ya)力容(rong)(rong)器(qi)(qi)(qi)生產許可證才能(neng)(neng)生產。更(geng)加屬于(yu)當地的(de)(de)(de)鍋檢部(bu)(bu)門監管的(de)(de)(de)范疇,它主要由(you)筒(tong)體、蒸汽盤管或管束組(zu)件,蒸汽進出口(kou)、冷(leng)熱(re)(re)水(shui)進出口(kou)等組(zu)成(cheng)。容(rong)(rong)積式(shi)換(huan)熱(re)(re)器(qi)(qi)(qi)是經(jing)過(guo)機電(dian)部(bu)(bu)華(hua)東測(ce)試中心(xin)站的(de)(de)(de)熱(re)(re)力性能(neng)(neng)測(ce)定(ding),從(cong)建(jian)(jian)筑部(bu)(bu)建(jian)(jian)筑設計總院引進的(de)(de)(de)新型換(huan)熱(re)(re)器(qi)(qi)(qi),容(rong)(rong)積式(shi)換(huan)熱(re)(re)器(qi)(qi)(qi)具有貯水(shui)量大(da),換(huan)熱(re)(re)出水(shui)溫(wen)度穩定(ding)的(de)(de)(de)特點,廣泛應用(yong)(yong)于(yu)生活(huo)用(yong)(yong)水(shui)和(he)洗澡水(shui)。容(rong)(rong)積式(shi)換(huan)熱(re)(re)器(qi)(qi)(qi)主要的(de)(de)(de)組(zu)成(cheng)部(bu)(bu)分有哪些它是在利用(yong)(yong)“RV-02”雙管束容(rong)(rong)積式(shi)換(huan)熱(re)(re)器(qi)(qi)(qi)系列的(de)(de)(de)成(cheng)功經(jing)驗后,克服(fu)老產品(pin)耗鋼(gang)量大(da)、對設備(bei)用(yong)(yong)房要求高及品(pin)種規格少、選用(yong)(yong)局限性大(da)等缺點,其熱(re)(re)力性能(neng)(neng)遠超過(guo)其它同類產品(pin),是目前熱(re)(re)水(shui)用(yong)(yong)水(shui)單位理想和(he)明智的(de)(de)(de)換(huan)熱(re)(re)設備(bei)。
容(rong)積(ji)(ji)式(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)(re)(re)(re)器(qi)(qi)是一(yi)種在(zai)工業上應用(yong)很廣泛的(de)機械設備,具有(you)儲水(shui)(shui)(shui)(shui)(shui)(shui)量大、水(shui)(shui)(shui)(shui)(shui)(shui)溫穩(wen)定(ding)等(deng)優(you)點。那么大家知道容(rong)積(ji)(ji)式(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)(re)(re)(re)器(qi)(qi)的(de)組成(cheng)種類有(you)哪些嗎(ma)?FPR浮(fu)(fu)動(dong)盤管(guan)(guan)容(rong)積(ji)(ji)式(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)(re)(re)(re)器(qi)(qi)的(de)特(te)點又是怎樣的(de)呢?下面就跟隨小(xiao)編(bian)一(yi)起看一(yi)下吧。以下關于“容(rong)積(ji)(ji)式(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)(re)(re)(re)器(qi)(qi)的(de)組成(cheng)類型及特(te)性有(you)哪些”的(de)介紹(shao)。容(rong)積(ji)(ji)式(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)(re)(re)(re)器(qi)(qi)主要(yao)由貯水(shui)(shui)(shui)(shui)(shui)(shui)罐(guan)(guan)體、換(huan)(huan)(huan)熱(re)(re)(re)(re)(re)(re)(re)盤管(guan)(guan)管(guan)(guan)束(shu)、熱(re)(re)(re)(re)(re)(re)(re)媒進(jin)(jin)出(chu)口、冷(leng)(leng)熱(re)(re)(re)(re)(re)(re)(re)水(shui)(shui)(shui)(shui)(shui)(shui)進(jin)(jin)出(chu)口及各種儀(yi)表(biao)和安(an)全閥接口等(deng)組成(cheng)容(rong)積(ji)(ji)式(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)(re)(re)(re)器(qi)(qi)可省(sheng)掉熱(re)(re)(re)(re)(re)(re)(re)水(shui)(shui)(shui)(shui)(shui)(shui)箱(罐(guan)(guan)),熱(re)(re)(re)(re)(re)(re)(re)媒通(tong)人盤管(guan)(guan)管(guan)(guan)束(shu)與(yu)罐(guan)(guan)體內(nei)(nei)的(de)水(shui)(shui)(shui)(shui)(shui)(shui)進(jin)(jin)行(xing)換(huan)(huan)(huan)熱(re)(re)(re)(re)(re)(re)(re),使罐(guan)(guan)內(nei)(nei)水(shui)(shui)(shui)(shui)(shui)(shui)溫升高(gao)而達到使用(yong)熱(re)(re)(re)(re)(re)(re)(re)水(shui)(shui)(shui)(shui)(shui)(shui)要(yao)求(qiu),屬間接加熱(re)(re)(re)(re)(re)(re)(re)方式(shi)(shi)。容(rong)積(ji)(ji)式(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)(re)(re)(re)器(qi)(qi)種類很多,從(cong)(cong)外型上可分立式(shi)(shi)和臥式(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)(re)(re)(re)器(qi)(qi);從(cong)(cong)熱(re)(re)(re)(re)(re)(re)(re)媒性質可分汽水(shui)(shui)(shui)(shui)(shui)(shui)型和水(shui)(shui)(shui)(shui)(shui)(shui)水(shui)(shui)(shui)(shui)(shui)(shui)型,即熱(re)(re)(re)(re)(re)(re)(re)媒可采用(yong)蒸(zheng)汽或高(gao)溫水(shui)(shui)(shui)(shui)(shui)(shui);從(cong)(cong)罐(guan)(guan)體內(nei)(nei)結構而分有(you)容(rong)積(ji)(ji)式(shi)(shi)和半容(rong)積(ji)(ji)式(shi)(shi)(半即熱(re)(re)(re)(re)(re)(re)(re)浮(fu)(fu)動(dong)盤管(guan)(guan)式(shi)(shi))等(deng)類型。容(rong)積(ji)(ji)式(shi)(shi)換(huan)(huan)(huan)熱(re)(re)(re)(re)(re)(re)(re)器(qi)(qi),其罐(guan)(guan)體內(nei)(nei)充(chong)滿(man)水(shui)(shui)(shui)(shui)(shui)(shui),冷(leng)(leng)水(shui)(shui)(shui)(shui)(shui)(shui)自(zi)換(huan)(huan)(huan)熱(re)(re)(re)(re)(re)(re)(re)器(qi)(qi)底部(bu)進(jin)(jin)入,熱(re)(re)(re)(re)(re)(re)(re)水(shui)(shui)(shui)(shui)(shui)(shui)從(cong)(cong)罐(guan)(guan)體頂(ding)部(bu)流出(chu)。