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應用于空調系統節能的研究進展全熱換熱器

發布時間:2014-11-17 發布人:新壬環保

     降低(di)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)(xi)(xi)(xi)統(tong)的(de)(de)(de)(de)(de)(de)(de)能(neng)(neng)(neng)(neng)耗對(dui)(dui)于減(jian)(jian)少建(jian)筑(zhu)系(xi)(xi)(xi)(xi)統(tong)的(de)(de)(de)(de)(de)(de)(de)能(neng)(neng)(neng)(neng)耗、緩解(jie)當(dang)前(qian)電(dian)(dian)(dian)(dian)力(li)供應(ying)(ying)緊(jin)(jin)張狀況、優化能(neng)(neng)(neng)(neng)源(yuan)結構、提高(gao)(gao)能(neng)(neng)(neng)(neng)源(yuan)利(li)用(yong)(yong)(yong)效(xiao)(xiao)率等(deng)方面都有(you)(you)(you)著非(fei)常重(zhong)要的(de)(de)(de)(de)(de)(de)(de)意義。近年(nian)(nian)(nian)來(lai),民用(yong)(yong)(yong)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)普及(ji)率極(ji)大(da)(da)提高(gao)(gao)。以(yi)上(shang)(shang)海(hai)為(wei)例(li),在(zai)(zai)1978-1996年(nian)(nian)(nian)間,高(gao)(gao)層建(jian)筑(zhu)增(zeng)(zeng)加(jia)(jia)了(le)(le)十幾倍。在(zai)(zai)這些(xie)新(xin)(xin)(xin)(xin)(xin)(xin)建(jian)建(jian)筑(zhu)中(zhong)(zhong),一(yi)般都安裝(zhuang)(zhuang)大(da)(da)型集中(zhong)(zhong)式(shi)(shi)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)(xi)(xi)(xi)統(tong),而在(zai)(zai)大(da)(da)多數(shu)的(de)(de)(de)(de)(de)(de)(de)改(gai)(gai)(gai)建(jian)項目(mu)中(zhong)(zhong),增(zeng)(zeng)加(jia)(jia)或改(gai)(gai)(gai)造(zao)集中(zhong)(zhong)式(shi)(shi)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)(xi)(xi)(xi)統(tong)也(ye)成了(le)(le)改(gai)(gai)(gai)造(zao)計(ji)劃中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)重(zhong)要內(nei)(nei)(nei)(nei)容。建(jian)筑(zhu)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)已經成為(wei)現代(dai)(dai)社(she)會(hui)所(suo)(suo)必(bi)需的(de)(de)(de)(de)(de)(de)(de),可(ke)顯(xian)著改(gai)(gai)(gai)善(shan)人們生活(huo)環境,提高(gao)(gao)生活(huo)質量(liang)(liang)(liang)。但是(shi)從(cong)總體上(shang)(shang)看,我(wo)國(guo)目(mu)前(qian)的(de)(de)(de)(de)(de)(de)(de)經濟(ji)增(zeng)(zeng)長模(mo)式(shi)(shi)還是(shi)粗(cu)放型的(de)(de)(de)(de)(de)(de)(de),主要表現為(wei)資源(yuan)利(li)用(yong)(yong)(yong)率較(jiao)低(di)。空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)作為(wei)耗能(neng)(neng)(neng)(neng)大(da)(da)戶,與能(neng)(neng)(neng)(neng)源(yuan)供應(ying)(ying)緊(jin)(jin)張特別是(shi)當(dang)前(qian)電(dian)(dian)(dian)(dian)力(li)供應(ying)(ying)緊(jin)(jin)張有(you)(you)(you)著密切的(de)(de)(de)(de)(de)(de)(de)關(guan)系(xi)(xi)(xi)(xi)。隨著空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)的(de)(de)(de)(de)(de)(de)(de)迅速普及(ji),空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)負(fu)荷(he)(he)逐(zhu)(zhu)年(nian)(nian)(nian)猛增(zeng)(zeng),至2003年(nian)(nian)(nian)底,空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)能(neng)(neng)(neng)(neng)耗已占全(quan)(quan)國(guo)耗電(dian)(dian)(dian)(dian)量(liang)(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)30%左(zuo)右。在(zai)(zai)夏(xia)季用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)高(gao)(gao)峰時段,空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)負(fu)荷(he)(he)甚至高(gao)(gao)達城鎮總體用(yong)(yong)(yong)電(dian)(dian)(dian)(dian)負(fu)荷(he)(he)的(de)(de)(de)(de)(de)(de)(de)40%左(zuo)右,大(da)(da)大(da)(da)增(zeng)(zeng)加(jia)(jia)了(le)(le)電(dian)(dian)(dian)(dian)網的(de)(de)(de)(de)(de)(de)(de)負(fu)擔。到2020年(nian)(nian)(nian)我(wo)國(guo)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)高(gao)(gao)峰負(fu)荷(he)(he)節(jie)(jie)電(dian)(dian)(dian)(dian)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)間約900萬KW,相當(dang)于5個(ge)三峽電(dian)(dian)(dian)(dian)站的(de)(de)(de)(de)(de)(de)(de)滿負(fu)荷(he)(he)容量(liang)(liang)(liang),相應(ying)(ying)可(ke)減(jian)(jian)少電(dian)(dian)(dian)(dian)力(li)建(jian)設投(tou)資4000億元(yuan)以(yi)上(shang)(shang)。 眾所(suo)(suo)周(zhou)知,增(zeng)(zeng)大(da)(da)新(xin)(xin)(xin)(xin)(xin)(xin)風(feng)(feng)(feng)(feng)(feng)量(liang)(liang)(liang)稀釋室(shi)(shi)(shi)內(nei)(nei)(nei)(nei)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)氣(qi)中(zhong)(zhong)有(you)(you)(you)害(hai)氣(qi)體的(de)(de)(de)(de)(de)(de)(de)濃度是(shi)改(gai)(gai)(gai)善(shan)室(shi)(shi)(shi)內(nei)(nei)(nei)(nei)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)氣(qi)品質最(zui)(zui)(zui)直接(jie),最(zui)(zui)(zui)有(you)(you)(you)效(xiao)(xiao)的(de)(de)(de)(de)(de)(de)(de)方法之(zhi)一(yi)。因此(ci),國(guo)內(nei)(nei)(nei)(nei)相關(guan)規(gui)范(fan)和標(biao)準均規(gui)定了(le)(le)室(shi)(shi)(shi)內(nei)(nei)(nei)(nei)最(zui)(zui)(zui)小新(xin)(xin)(xin)(xin)(xin)(xin)風(feng)(feng)(feng)(feng)(feng)量(liang)(liang)(liang),并逐(zhu)(zhu)年(nian)(nian)(nian)有(you)(you)(you)所(suo)(suo)提高(gao)(gao)。2003年(nian)(nian)(nian)頒(ban)布執行(xing)的(de)(de)(de)(de)(de)(de)(de)《 室(shi)(shi)(shi)內(nei)(nei)(nei)(nei)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)氣(qi)質量(liang)(liang)(liang)標(biao)準》,對(dui)(dui)室(shi)(shi)(shi)內(nei)(nei)(nei)(nei)新(xin)(xin)(xin)(xin)(xin)(xin)風(feng)(feng)(feng)(feng)(feng)量(liang)(liang)(liang)做出了(le)(le)明確的(de)(de)(de)(de)(de)(de)(de)規(gui)定2003年(nian)(nian)(nian)出版(ban)的(de)(de)(de)(de)(de)(de)(de)《 全(quan)(quan)國(guo)民用(yong)(yong)(yong)建(jian)筑(zhu)工程設計(ji)技術措(cuo)施( 暖(nuan)通空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)·動力(li))》分冊(ce)也(ye)對(dui)(dui)各類建(jian)筑(zhu)物的(de)(de)(de)(de)(de)(de)(de)最(zui)(zui)(zui)小新(xin)(xin)(xin)(xin)(xin)(xin)風(feng)(feng)(feng)(feng)(feng)量(liang)(liang)(liang)標(biao)準做出了(le)(le)重(zhong)大(da)(da)調(diao)(diao)整(zheng)。新(xin)(xin)(xin)(xin)(xin)(xin)風(feng)(feng)(feng)(feng)(feng)量(liang)(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)增(zeng)(zeng)大(da)(da)雖然顯(xian)著地改(gai)(gai)(gai)善(shan)了(le)(le)室(shi)(shi)(shi)內(nei)(nei)(nei)(nei)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)氣(qi)品質,但也(ye)導致新(xin)(xin)(xin)(xin)(xin)(xin)風(feng)(feng)(feng)(feng)(feng)負(fu)荷(he)(he)相應(ying)(ying)增(zeng)(zeng)加(jia)(jia),使(shi)提高(gao)(gao)室(shi)(shi)(shi)內(nei)(nei)(nei)(nei)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)氣(qi)品質與空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)節(jie)(jie)能(neng)(neng)(neng)(neng)之(zhi)間的(de)(de)(de)(de)(de)(de)(de)矛盾更加(jia)(jia)突(tu)出。 全(quan)(quan)熱(re)(re)(re)(re)(re)換(huan)熱(re)(re)(re)(re)(re)器(qi)是(shi)一(yi)種高(gao)(gao)效(xiao)(xiao)節(jie)(jie)能(neng)(neng)(neng)(neng)產(chan)品,它(ta)可(ke)以(yi)利(li)用(yong)(yong)(yong)排(pai)(pai)風(feng)(feng)(feng)(feng)(feng)中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)能(neng)(neng)(neng)(neng)量(liang)(liang)(liang)來(lai)預(yu)(yu)冷( 預(yu)(yu)熱(re)(re)(re)(re)(re))引入室(shi)(shi)(shi)內(nei)(nei)(nei)(nei)的(de)(de)(de)(de)(de)(de)(de)新(xin)(xin)(xin)(xin)(xin)(xin)風(feng)(feng)(feng)(feng)(feng),在(zai)(zai)新(xin)(xin)(xin)(xin)(xin)(xin)風(feng)(feng)(feng)(feng)(feng)進入室(shi)(shi)(shi)內(nei)(nei)(nei)(nei)或空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)機組的(de)(de)(de)(de)(de)(de)(de)表冷器(qi)進行(xing)熱(re)(re)(re)(re)(re)濕處理(li)之(zhi)前(qian),降低(di)( 增(zeng)(zeng)加(jia)(jia))新(xin)(xin)(xin)(xin)(xin)(xin)風(feng)(feng)(feng)(feng)(feng)焓(han)值(zhi),減(jian)(jian)小空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)(xi)(xi)(xi)統(tong)50%-80%的(de)(de)(de)(de)(de)(de)(de)新(xin)(xin)(xin)(xin)(xin)(xin)風(feng)(feng)(feng)(feng)(feng)負(fu)荷(he)(he)。它(ta)的(de)(de)(de)(de)(de)(de)(de)使(shi)用(yong)(yong)(yong)可(ke)以(yi)有(you)(you)(you)效(xiao)(xiao)降低(di)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)(xi)(xi)(xi)統(tong)負(fu)荷(he)(he),提高(gao)(gao)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)(xi)(xi)(xi)統(tong)運行(xing)效(xiao)(xiao)率,減(jian)(jian)小空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)(xi)(xi)(xi)統(tong)設備裝(zhuang)(zhuang)機容量(liang)(liang)(liang),大(da)(da)大(da)(da)節(jie)(jie)省空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)(xi)(xi)(xi)統(tong)能(neng)(neng)(neng)(neng)耗和運行(xing)費用(yong)(yong)(yong)。全(quan)(quan)熱(re)(re)(re)(re)(re)換(huan)熱(re)(re)(re)(re)(re)器(qi)有(you)(you)(you)效(xiao)(xiao)地解(jie)決了(le)(le)提高(gao)(gao)室(shi)(shi)(shi)內(nei)(nei)(nei)(nei)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)氣(qi)品質與空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)節(jie)(jie)能(neng)(neng)(neng)(neng)之(zhi)間的(de)(de)(de)(de)(de)(de)(de)矛盾,在(zai)(zai)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)(xi)(xi)(xi)統(tong)節(jie)(jie)能(neng)(neng)(neng)(neng)領(ling)域中(zhong)(zhong)具有(you)(you)(you)不可(ke)替代(dai)(dai)的(de)(de)(de)(de)(de)(de)(de)作用(yong)(yong)(yong)。 但是(shi)通過對(dui)(dui)幾個(ge)大(da)(da)城市的(de)(de)(de)(de)(de)(de)(de)集中(zhong)(zhong)式(shi)(shi)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)(xi)(xi)(xi)統(tong)進行(xing)的(de)(de)(de)(de)(de)(de)(de)調(diao)(diao)查發(fa)現:現有(you)(you)(you)的(de)(de)(de)(de)(de)(de)(de)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)(xi)(xi)(xi)統(tong)中(zhong)(zhong),絕(jue)大(da)(da)多數(shu)沒有(you)(you)(you)安裝(zhuang)(zhuang)全(quan)(quan)熱(re)(re)(re)(re)(re)換(huan)熱(re)(re)(re)(re)(re)器(qi)等(deng)能(neng)(neng)(neng)(neng)量(liang)(liang)(liang)回(hui)收(shou)(shou)裝(zhuang)(zhuang)置,致使(shi)冬(dong)季排(pai)(pai)風(feng)(feng)(feng)(feng)(feng)中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)熱(re)(re)(re)(re)(re)量(liang)(liang)(liang)和夏(xia)季排(pai)(pai)風(feng)(feng)(feng)(feng)(feng)中(zhong)(zhong)的(de)(de)(de)(de)(de)(de)(de)冷量(liang)(liang)(liang)被(bei)浪(lang)費,一(yi)些(xie)安裝(zhuang)(zhuang)了(le)(le)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)氣(qi)熱(re)(re)(re)(re)(re)回(hui)收(shou)(shou)裝(zhuang)(zhuang)置的(de)(de)(de)(de)(de)(de)(de)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)(xi)(xi)(xi)統(tong)由于運行(xing)管理(li)不合理(li),未(wei)能(neng)(neng)(neng)(neng)達到應(ying)(ying)有(you)(you)(you)的(de)(de)(de)(de)(de)(de)(de)效(xiao)(xiao)果,加(jia)(jia)熱(re)(re)(re)(re)(re)和冷卻室(shi)(shi)(shi)外新(xin)(xin)(xin)(xin)(xin)(xin)風(feng)(feng)(feng)(feng)(feng)的(de)(de)(de)(de)(de)(de)(de)能(neng)(neng)(neng)(neng)耗相當(dang)大(da)(da)。 《 民用(yong)(yong)(yong)建(jian)筑(zhu)熱(re)(re)(re)(re)(re)工設計(ji)規(gui)范(fan)》中(zhong)(zhong)規(gui)定:凡(fan)是(shi)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)面積(ji)在(zai)(zai)300m2以(yi)上(shang)(shang)的(de)(de)(de)(de)(de)(de)(de)建(jian)筑(zhu),空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)(xi)(xi)(xi)統(tong)應(ying)(ying)選用(yong)(yong)(yong)匹配的(de)(de)(de)(de)(de)(de)(de)熱(re)(re)(re)(re)(re)回(hui)收(shou)(shou)設備,利(li)用(yong)(yong)(yong)空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)調(diao)(diao)排(pai)(pai)風(feng)(feng)(feng)(feng)(feng)中(zhong)(zhong)熱(re)(re)(re)(re)(re)量(liang)(liang)(liang)或冷量(liang)(liang)(liang)的(de)(de)(de)(de)(de)(de)(de)總回(hui)收(shou)(shou)效(xiao)(xiao)率應(ying)(ying)達到40%-50%;國(guo)家(jia)質量(liang)(liang)(liang)監督檢(jian)(jian)驗(yan)檢(jian)(jian)疫(yi)總局和建(jian)設部(bu)(bu)頒(ban)布的(de)(de)(de)(de)(de)(de)(de)《 旅(lv)游旅(lv)館建(jian)筑(zhu)熱(re)(re)(re)(re)(re)工 與空(kong)(kong)(kong)(kong)(kong)(kong)(kong)(kong)氣(qi)調(diao)(diao)節(jie)(jie)節(jie)(jie)能(neng)(neng)(neng)(neng)設計(ji)標(biao)準》中(zhong)(zhong)規(gui)定% :凡(fan)是(shi)在(zai)(zai)客房部(bu)(bu)分設置獨立的(de)(de)(de)(de)(de)(de)(de)新(xin)(xin)(xin)(xin)(xin)(xin)排(pai)(pai)風(feng)(feng)(feng)(feng)(feng)系(xi)(xi)(xi)(xi)統(tong)建(jian)筑(zhu),宜選用(yong)(yong)(yong)全(quan)(quan)熱(re)(re)(re)(re)(re)或顯(xian)熱(re)(re)(re)(re)(re)交(jiao)換(huan)器(qi),其額(e)定回(hui)收(shou)(shou)效(xiao)(xiao)率應(ying)(ying)不小于60。

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