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鈦(tai)(tai)熱(re)(re)(re)交換(huan)(huan)器(qi)(qi)特點(dian):鈦(tai)(tai)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)因金屬離子(zi)不易(yi)流失(shi)、所以可(ke)充分利用這(zhe)種(zhong)非(fei)磁(ci)性(xing)特點(dian),用做(zuo)制藥及(ji)食(shi)品等(deng)用途的換(huan)(huan)熱(re)(re)(re)器(qi)(qi)。由(you)于(yu)(yu)鈦(tai)(tai)的抗腐(fu)蝕(shi)能(neng)力(li)(li)強、所以器(qi)(qi)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)的使用壽命(ming)長、并且(qie)在使用中維護(hu)費(fei)用也少(shao)。此外、因其(qi)具有體積小(xiao)、換(huan)(huan)熱(re)(re)(re)能(neng)力(li)(li)大(da)等(deng)優點(dian)、相關設備(如(ru)泵)的投資(zi)及(ji)運行(xing)費(fei)用也能(neng)相應(ying)減(jian)少(shao)鈦(tai)(tai)熱(re)(re)(re)交換(huan)(huan)器(qi)(qi)應(ying)用范(fan)圍:鈦(tai)(tai)換(huan)(huan)熱(re)(re)(re)器(qi)(qi)憑(ping)借工(gong)業純鈦(tai)(tai)的各(ge)種(zhong)優良(liang)性(xing)質,廣泛應(ying)用于(yu)(yu)各(ge)類海(hai)鮮養殖,海(hai)水(shui)換(huan)(huan)熱(re)(re)(re),鹽水(shui)換(huan)(huan)熱(re)(re)(re),化工(gong),食(shi)品,醫藥,冶(ye)金,制冷,輕(qing)工(gong),電鍍行(xing)業、鋁(lv)氧(yang)化槽、制鹽、造紙、超聲波、電子(zi)通訊、集中供熱(re)(re)(re)等(deng)行(xing)業和(he)領(ling)域。
什么是容積式換熱器設備,可能很多人沒有聽說過,舟山容積式換熱器它是用來干什么的就不得而知了,下面就帶大家來了解一下容積式換熱器有哪些用途,一般適用在哪些場所?1.鍋爐房熱水制備在一般性用途中,賓館、酒店的鍋爐房產生蒸汽、高溫熱水后進入容積式換熱器,進而產生洗浴或洗手、洗菜用的熱水,輸送到用水房間進行熱水使用。2.太陽能熱水換熱 在國內越來越多的太陽能熱水工程中,太陽能集熱器利用太陽能產生高溫水溶液,高溫水溶液再進入容積式換熱器,高溫水溶液將低溫冷水加熱到50-60攝氏度的熱水,此用途的項目越來越普遍。3.熱力熱源廠熱水供應 此類多是熱源廠供熱蒸汽或高溫熱水的工況,容積式換熱器廠家通過熱(re)(re)力管道輸送(song)到賓館、酒(jiu)店、學校等公共建筑,汽(qi)水(shui)(shui)(shui)換(huan)熱(re)(re)或水(shui)(shui)(shui)水(shui)(shui)(shui)換(huan)熱(re)(re)后把(ba)冷水(shui)(shui)(shui)加熱(re)(re)成適于洗(xi)浴的熱(re)(re)水(shui)(shui)(shui),保障了居民(min)的熱(re)(re)水(shui)(shui)(shui)使用。從目(mu)前國(guo)內容(rong)積式換(huan)熱(re)(re)器用途中,洗(xi)浴稱為該設備(bei)非常重要(yao)的、主要(yao)的用途。
管(guan)殼(ke)(ke)(ke)式(shi)(shi)(shi)換(huan)(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)(qi)又稱列管(guan)式(shi)(shi)(shi)換(huan)(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)(qi)。是以封(feng)閉在殼(ke)(ke)(ke)體中(zhong)管(guan)束的(de)(de)壁面(mian)(mian)作為傳熱(re)(re)(re)面(mian)(mian)的(de)(de)間壁式(shi)(shi)(shi)換(huan)(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)(qi)。這種換(huan)(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)(qi)結構較簡單,操作可(ke)(ke)靠,可(ke)(ke)用(yong)(yong)各(ge)種結構材料制造,能在高(gao)溫、高(gao)壓下使(shi)用(yong)(yong),是目前(qian)應(ying)用(yong)(yong)廣泛(fan)的(de)(de)類型。在使(shi)用(yong)(yong)一(yi)(yi)段(duan)時間之后對(dui)管(guan)殼(ke)(ke)(ke)式(shi)(shi)(shi)換(huan)(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)(qi)清洗非常的(de)(de)重(zhong)要,一(yi)(yi)般由于工業(ye)上使(shi)用(yong)(yong)長久(jiu)管(guan)殼(ke)(ke)(ke)式(shi)(shi)(shi)換(huan)(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)(qi)里(li)(li)面(mian)(mian)的(de)(de)管(guan)道會出現各(ge)種灰(hui)塵和沉(chen)淀物的(de)(de)粘黏,導(dao)致換(huan)(huan)(huan)(huan)(huan)熱(re)(re)(re)效(xiao)率(lv)下降,變相提高(gao)生(sheng)產成(cheng)本(ben),嚴重(zhong)還會導(dao)致管(guan)殼(ke)(ke)(ke)式(shi)(shi)(shi)換(huan)(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)(qi)使(shi)用(yong)(yong)壽命,造成(cheng)損失。清洗有利于提高(gao)換(huan)(huan)(huan)(huan)(huan)熱(re)(re)(re)效(xiao)率(lv):管(guan)殼(ke)(ke)(ke)式(shi)(shi)(shi)換(huan)(huan)(huan)(huan)(huan)熱(re)(re)(re)器(qi)(qi)或(huo)管(guan)道運(yun)行一(yi)(yi)段(duan)時間后,表面(mian)(mian)往往會結一(yi)(yi)層污(wu)垢,污(wu)垢一(yi)(yi)般較為致密(mi)堅硬,熱(re)(re)(re)導(dao)率(lv)很(hen)小。污(wu)垢的(de)(de)阻礙效(xiao)率(lv)大得驚人,里(li)(li)面(mian)(mian)的(de)(de)有機離子(zi)、灰(hui)塵若無重(zhong)視可(ke)(ke)能導(dao)致不可(ke)(ke)避免的(de)(de)其他問題的(de)(de)產生(sheng)。
在檢修維護(hu)換熱(re)器(qi)汽(qi)(qi)(qi)包(bao)(bao)時(shi)發(fa)現(xian)汽(qi)(qi)(qi)包(bao)(bao)封(feng)頭(tou)(tou)泄(xie)漏,在汽(qi)(qi)(qi)包(bao)(bao)封(feng)頭(tou)(tou)的閥(fa)蓋(gai)角焊縫處出現(xian)裂(lie)紋,裂(lie)紋平行(xing)于焊縫。采用宏觀形(xing)貌分(fen)(fen)析(xi)、化(hua)學成分(fen)(fen)分(fen)(fen)析(xi)、金相檢驗、顯微硬(ying)度測定、能譜(pu)分(fen)(fen)析(xi)以及應力分(fen)(fen)析(xi)等(deng)方法對泄(xie)漏處進行(xing)了分(fen)(fen)析(xi)。結果表(biao)明,汽(qi)(qi)(qi)包(bao)(bao)中(zhong)水質含有(you)較高(gao)濃度的堿(jian)性元(yuan)素和氯、硫(liu)、氧等(deng)強腐蝕性元(yuan)素,又在焊接(jie)殘余(yu)應力的作用下發(fa)生(sheng)應力腐蝕開(kai)裂(lie),最后(hou)導致汽(qi)(qi)(qi)包(bao)(bao)封(feng)頭(tou)(tou)產(chan)生(sheng)泄(xie)漏。應力腐蝕;沿晶;堿(jian)脆;軋制帶狀組(zu)織某化(hua)工廠換熱(re)器(qi)汽(qi)(qi)(qi)包(bao)(bao)于1996年投入使用,于2005年上半(ban)年維護(hu)檢修時(shi)發(fa)現(xian)滲漏。經去(qu)除外面保溫材(cai)料(liao)后(hou),發(fa)現(xian)汽(qi)(qi)(qi)包(bao)(bao)封(feng)頭(tou)(tou)的蓋(gai)板角焊縫位置(zhi)出現(xian)裂(lie)紋,裂(lie)紋為(wei)穿透型,起源于汽(qi)(qi)(qi)包(bao)(bao)封(feng)頭(tou)(tou)內表(biao)面,換熱(re)器(qi)外形(xing)尺(chi)寸為(wei)1632mm9423mm,汽(qi)(qi)(qi)包(bao)(bao)封(feng)頭(tou)(tou)外形(xing)尺(chi)寸1632mm400mm,汽(qi)(qi)(qi)包(bao)(bao)封(feng)頭(tou)(tou)材(cai)料(liao)為(wei)16MnR鋼。