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板式換熱器本身技術指標上存在過流孔徑,進水水質請求,經過比照實踐進水水質指標(冷水進水水質,熱水進水水質),需求留意一下幾點:容積式換熱器廠家進水水質酸堿性(包括冷水和用于換熱的熱水),假如超出板式換熱器進水技術指標,需求加裝PH調理安裝,避免過酸腐蝕或者過堿構造梗塞;同事堿性也會腐蝕換熱器密封橡膠圈招致走漏呈現.假如進水濁度超標或進水中雜質過多過大(包括冷水和用于換熱的熱水),倡議加裝自清洗過濾器,避免板式換熱器梗塞,假如影響不是很大,只需在進水端加裝Y型過濾器即可.連云港容積式換熱器廠家閉路循環要思索增加(jia)加(jia)藥安裝,如投加(jia)緩蝕阻垢劑避免結垢。
管(guan)(guan)(guan)殼(ke)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器(shell and tube heat exchanger)又稱列管(guan)(guan)(guan)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器。管(guan)(guan)(guan)殼(ke)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器是(shi)以封閉(bi)在殼(ke)體(ti)中(zhong)管(guan)(guan)(guan)束(shu)(shu)的(de)(de)(de)壁面(mian)作(zuo)為(wei)傳熱(re)(re)面(mian)的(de)(de)(de)間(jian)壁式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器。這種(zhong)(zhong)(zhong)換(huan)(huan)熱(re)(re)器結構較(jiao)簡單,操(cao)作(zuo)可靠,可用(yong)(yong)各種(zhong)(zhong)(zhong)結構材料(主要是(shi)金(jin)屬材料)制造,能在高溫(wen)、高壓下使用(yong)(yong),是(shi)目前應用(yong)(yong)廣的(de)(de)(de)類(lei)型。管(guan)(guan)(guan)殼(ke)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器是(shi)怎樣運行的(de)(de)(de)管(guan)(guan)(guan)殼(ke)式(shi)(shi)(shi)(shi)換(huan)(huan)熱(re)(re)器由殼(ke)體(ti)、傳熱(re)(re)管(guan)(guan)(guan)束(shu)(shu)、管(guan)(guan)(guan)板、折流(liu)板(擋板)和(he)管(guan)(guan)(guan)箱等(deng)部件組(zu)成(cheng)。殼(ke)體(ti)多為(wei)圓筒形(xing),內(nei)部裝有(you)管(guan)(guan)(guan)束(shu)(shu),管(guan)(guan)(guan)束(shu)(shu)兩端固定在管(guan)(guan)(guan)板上。進行換(huan)(huan)熱(re)(re)的(de)(de)(de)冷熱(re)(re)兩種(zhong)(zhong)(zhong)流(liu)體(ti),一種(zhong)(zhong)(zhong)在管(guan)(guan)(guan)內(nei)流(liu)動,稱為(wei)管(guan)(guan)(guan)程流(liu)體(ti);另一種(zhong)(zhong)(zhong)在管(guan)(guan)(guan)外流(liu)動,稱為(wei)殼(ke)程流(liu)體(ti)。
鈦(tai)(tai)(tai)熱(re)(re)(re)(re)交換(huan)器(qi)(qi)特點(dian):鈦(tai)(tai)(tai)換(huan)熱(re)(re)(re)(re)器(qi)(qi)因(yin)金屬離(li)子(zi)不易流失、所(suo)以可充分利用(yong)(yong)這種非磁性(xing)特點(dian),用(yong)(yong)做制(zhi)(zhi)藥及食(shi)品(pin)等用(yong)(yong)途(tu)的(de)換(huan)熱(re)(re)(re)(re)器(qi)(qi)。由于鈦(tai)(tai)(tai)的(de)抗腐蝕能力強、所(suo)以器(qi)(qi)換(huan)熱(re)(re)(re)(re)器(qi)(qi)的(de)使(shi)用(yong)(yong)壽命長、并且(qie)在使(shi)用(yong)(yong)中維護費用(yong)(yong)也(ye)少。此外、因(yin)其具有體積小、換(huan)熱(re)(re)(re)(re)能力大等優(you)點(dian)、相(xiang)關(guan)設備(如泵)的(de)投(tou)資及運行(xing)費用(yong)(yong)也(ye)能相(xiang)應減少鈦(tai)(tai)(tai)熱(re)(re)(re)(re)交換(huan)器(qi)(qi)應用(yong)(yong)范圍:鈦(tai)(tai)(tai)換(huan)熱(re)(re)(re)(re)器(qi)(qi)憑借(jie)工業純鈦(tai)(tai)(tai)的(de)各種優(you)良(liang)性(xing)質,廣泛應用(yong)(yong)于各類海(hai)鮮養殖,海(hai)水換(huan)熱(re)(re)(re)(re),鹽水換(huan)熱(re)(re)(re)(re),化(hua)工,食(shi)品(pin),醫藥,冶金,制(zhi)(zhi)冷,輕工,電鍍行(xing)業、鋁(lv)氧(yang)化(hua)槽、制(zhi)(zhi)鹽、造紙、超聲(sheng)波、電子(zi)通訊(xun)、集中供(gong)熱(re)(re)(re)(re)等行(xing)業和領(ling)域。
管殼式(shi)換(huan)熱(re)器是(shi)石油(you)化工(gong)(gong)行(xing)(xing)(xing)業(ye)(ye)的(de)(de)(de)(de)(de)(de)重要(yao)(yao)設備(bei),它(ta)的(de)(de)(de)(de)(de)(de)腐(fu)(fu)蝕及保(bao)護對設備(bei)的(de)(de)(de)(de)(de)(de)長周期(qi)運行(xing)(xing)(xing)有(you)著重要(yao)(yao)的(de)(de)(de)(de)(de)(de)意義;由(you)于近年來加工(gong)(gong)原(yuan)油(you)中的(de)(de)(de)(de)(de)(de)硫、酸及雜質含量(liang)越(yue)來越(yue)高,對煉油(you)換(huan)熱(re)設備(bei)的(de)(de)(de)(de)(de)(de)防(fang)腐(fu)(fu)蝕性能及材料的(de)(de)(de)(de)(de)(de)選擇提出(chu)了(le)(le)(le)更高的(de)(de)(de)(de)(de)(de)要(yao)(yao)求。文章對采用專用涂料與犧牲陽極綜合(he)保(bao)護法進(jin)行(xing)(xing)(xing)了(le)(le)(le)闡述,該(gai)方法工(gong)(gong)藝方案(an)和(he)特點(dian)(dian)是(shi):管殼式(shi)換(huan)熱(re)器的(de)(de)(de)(de)(de)(de)工(gong)(gong)藝方案(an)和(he)特點(dian)(dian)是(shi)什么表面處理要(yao)(yao)徹底,合(he)理選取保(bao)護電流密度(du)(du),按設計(ji)要(yao)(yao)求確(que)(que)定陽極塊,控制好濕(shi)度(du)(du)和(he)溫度(du)(du),涂料施(shi)工(gong)(gong)嚴(yan)格按照SHY-99涂料工(gong)(gong)藝進(jin)行(xing)(xing)(xing),確(que)(que)保(bao)綜合(he)防(fang)護的(de)(de)(de)(de)(de)(de)效果(guo)。目前國(guo)內石油(you)、化纖(xian)、冶金、發電等企業(ye)(ye)的(de)(de)(de)(de)(de)(de)冷(leng)(leng)換(huan)器設備(bei)經常(chang)由(you)于水垢、腐(fu)(fu)蝕產物(wu)和(he)腐(fu)(fu)蝕物(wu)黏泥造(zao)成冷(leng)(leng)換(huan)器堵(du)塞(sai),致傳熱(re)系(xi)數下降,是(shi)冷(leng)(leng)卻水系(xi)統中常(chang)見的(de)(de)(de)(de)(de)(de)問題(ti)。由(you)于碳酸鹽(yan)垢的(de)(de)(de)(de)(de)(de)導熱(re)系(xi)數只有(you)碳鋼的(de)(de)(de)(de)(de)(de)1%左右,直接影(ying)響到(dao)了(le)(le)(le)換(huan)熱(re)效率,增加了(le)(le)(le)系(xi)統的(de)(de)(de)(de)(de)(de)壓(ya)力降。