【中(zhong)(zhong)央空調系(xi)統分類】空調系(xi)統的(de)組成及原理 中(zhong)(zhong)央空調系(xi)統運行管理
中央空調系統原理
1、冷(leng)(leng)(熱(re)(re))水機(ji)組(zu)的基本(ben)工(gong)作過程是:室(shi)外的制(zhi)冷(leng)(leng)(熱(re)(re))機(ji)組(zu)對冷(leng)(leng)(熱(re)(re))媒(mei)水進行制(zhi)冷(leng)(leng)降(jiang)溫(wen)(或加熱(re)(re)升溫(wen)),然后(hou)由水泵(beng)將(jiang)降(jiang)溫(wen)后(hou)的冷(leng)(leng)媒(mei)(熱(re)(re))水輸送到安裝在室(shi)內的風(feng)機(ji)盤(pan)管(guan)機(ji)組(zu)中(zhong),由風(feng)機(ji)盤(pan)管(guan)機(ji)組(zu)采取就地回風(feng)的方式與(yu)室(shi)內空氣進行熱(re)(re)交換實(shi)現對室(shi)內空氣處(chu)理的目的。
2、風管(道)式機組的基本工作過程是:供冷時,中央空調室(shi)(shi)外(wai)的(de)(de)制(zhi)(zhi)冷(leng)(leng)機(ji)(ji)組(zu)吸收來(lai)自(zi)室(shi)(shi)內(nei)(nei)機(ji)(ji)組(zu)的(de)(de)制(zhi)(zhi)冷(leng)(leng)劑蒸氣(qi)(qi)經壓縮、冷(leng)(leng)凝后(hou)向各室(shi)(shi)內(nei)(nei)機(ji)(ji)組(zu)輸送(song)液體制(zhi)(zhi)冷(leng)(leng)劑。供熱時,室(shi)(shi)外(wai)的(de)(de)制(zhi)(zhi)冷(leng)(leng)機(ji)(ji)組(zu)吸收來(lai)自(zi)冷(leng)(leng)凝器的(de)(de)制(zhi)(zhi)冷(leng)(leng)劑蒸氣(qi)(qi)經壓縮后(hou)向各室(shi)(shi)內(nei)(nei)機(ji)(ji)組(zu)輸送(song)汽體制(zhi)(zhi)冷(leng)(leng)劑,室(shi)(shi)內(nei)(nei)機(ji)(ji)組(zu)通(tong)過布置在(zai)天(tian)花(hua)板(ban)上(shang)的(de)(de)回風(feng)(feng)口(kou)將(jiang)空(kong)氣(qi)(qi)吸入(ru),進(jin)行熱交換后(hou)送(song)入(ru)安裝(zhuang)在(zai)室(shi)(shi)內(nei)(nei)各房(fang)間天(tian)花(hua)板(ban)中(zhong)的(de)(de)風(feng)(feng)管(guan)(道(dao))內(nei)(nei),并(bing)通(tong)過出(chu)風(feng)(feng)口(kou)上(shang)的(de)(de)散流器向室(shi)(shi)內(nei)(nei)各房(fang)間輸送(song)空(kong)氣(qi)(qi)。在(zai)風(feng)(feng)管(guan)(道(dao))上(shang)設計(ji)有(you)新風(feng)(feng)門(men)和(he)排風(feng)(feng)門(men),可以(yi)按一(yi)定比例置換空(kong)氣(qi)(qi),以(yi)保證室(shi)(shi)內(nei)(nei)空(kong)氣(qi)(qi)的(de)(de)質量。
3、變頻(pin)一(yi)拖多機(ji)組(zu)的(de)基本工(gong)作過(guo)程是:供冷(leng)時(shi),室(shi)外的(de)制(zhi)(zhi)冷(leng)機(ji)組(zu)吸(xi)(xi)收(shou)來(lai)(lai)自室(shi)內機(ji)組(zu)的(de)制(zhi)(zhi)冷(leng)劑(ji)(ji)蒸氣(qi)經壓縮(suo)、冷(leng)凝(ning)后(hou)向(xiang)各室(shi)內機(ji)組(zu)輸送(song)液體(ti)制(zhi)(zhi)冷(leng)劑(ji)(ji)。供熱(re)時(shi),室(shi)外的(de)制(zhi)(zhi)冷(leng)機(ji)組(zu)吸(xi)(xi)收(shou)來(lai)(lai)自冷(leng)凝(ning)器的(de)制(zhi)(zhi)冷(leng)劑(ji)(ji)蒸氣(qi)經壓縮(suo)后(hou)向(xiang)各室(shi)內機(ji)組(zu)輸送(song)汽(qi)體(ti)制(zhi)(zhi)冷(leng)劑(ji)(ji)。各室(shi)內機(ji)組(zu)通(tong)過(guo)暗裝的(de)方式(shi)布置在天花板上。通(tong)過(guo)其回(hui)風口將(jiang)空(kong)氣(qi)吸(xi)(xi)入(ru),進(jin)行(xing)熱(re)交(jiao)換后(hou)送(song)入(ru),再從送(song)風口將(jiang)處理后(hou)的(de)空(kong)氣(qi)采取就地回(hui)風的(de)方式(shi)送(song)回(hui)室(shi)內。
4、機(ji)(ji)組在(zai)能量(liang)調節(jie)方式上(shang)由微電(dian)腦控(kong)制,室外機(ji)(ji)組的(de)(de)(de)變頻式壓(ya)縮(suo)機(ji)(ji)根據室內(nei)冷熱負荷(he)的(de)(de)(de)變化,自動調節(jie)壓(ya)縮(suo)機(ji)(ji)的(de)(de)(de)工(gong)作狀態,以滿足(zu)室內(nei)冷熱負荷(he)的(de)(de)(de)要求。
中央空調系統分類
1、家用中央空調氟系統
從目前的市場形勢來看,氟系統中央空調頗受消費者喜愛,氟系統中央空調主要采用(yong)輸送制冷(leng)工質(zhi)的冷(leng)凍劑(ji)型系統,通常稱之為(wei)“一拖幾”或“一帶(dai)(dai)幾”,實際(ji)上是一臺(tai)主機帶(dai)(dai)多(duo)臺(tai)終端設備(bei),可(ke)以同時(shi)調節多(duo)個房間的溫度。
2、家用中央空調水系統
水(shui)(shui)(shui)系(xi)統(tong)型即為一小(xiao)型的半集中式風(feng)機盤(pan)(pan)管(guan)(guan)系(xi)統(tong),將室內負(fu)荷全部(bu)由(you)冷熱(re)水(shui)(shui)(shui)機組來承擔。各房間(jian)(jian)風(feng)機盤(pan)(pan)管(guan)(guan)通過管(guan)(guan)道與冷熱(re)水(shui)(shui)(shui)機組相連(lian),靠所(suo)提供的冷熱(re)水(shui)(shui)(shui)來供冷和供熱(re)。水(shui)(shui)(shui)系(xi)統(tong)布置靈活(huo),獨(du)立調(diao)節性好,舒適度(du)非常高,能滿足復雜房型分散使用、各個房間(jian)(jian)獨(du)立運行的需(xu)要。
3、家用中央空調風系統
風(feng)(feng)(feng)系統(tong)(tong)型(xing)即為一小型(xing)集中(zhong)處理式中(zhong)央空(kong)(kong)(kong)調(diao)(diao)系統(tong)(tong),依靠(kao)處理后的(de)(de)空(kong)(kong)(kong)氣(qi)(qi)來(lai)負擔室內冷熱負荷(he)。風(feng)(feng)(feng)系統(tong)(tong)較適合(he)于(yu)家(jia)庭安裝。現代高分(fen)子材(cai)料的(de)(de)使(shi)用(yong),使(shi)風(feng)(feng)(feng)管(guan)安裝可靠(kao),維護簡單,保溫、消(xiao)聲的(de)(de)效果也大大提高。風(feng)(feng)(feng)管(guan)系統(tong)(tong)也有利于(yu)空(kong)(kong)(kong)調(diao)(diao)的(de)(de)分(fen)區控制,但是中(zhong)央空(kong)(kong)(kong)調(diao)(diao)風(feng)(feng)(feng)系統(tong)(tong)危害嚴重,如空(kong)(kong)(kong)氣(qi)(qi)置換差、積塵嚴重、風(feng)(feng)(feng)道污(wu)染等。
家用中央空調系統(tong)(tong)(tong)有著許多共同的優點:如舒適、健康(kang)、節(jie)能(neng)、使用(yong)方便、美觀(guan)等等,但是家用(yong)中(zhong)央空(kong)調系統(tong)(tong)(tong)品牌眾多,除了進口(kou)品牌外,國產品牌也不少(shao),因此在選(xuan)擇家用(yong)中(zhong)央空(kong)調系統(tong)(tong)(tong)的時候要仔(zi)細了解各大(da)品牌所屬系統(tong)(tong)(tong),有何優勢,適合何種戶型(xing)和使用(yong)人群。