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一(yi)、通(tong)風(feng)(feng)(feng)與空(kong)(kong)調(diao)(diao)(diao)系(xi)(xi)(xi)統(tong)(tong)的(de)(de)組成(cheng)與類(lei)別(bie)(一(yi))通(tong)風(feng)(feng)(feng)系(xi)(xi)(xi)統(tong)(tong)的(de)(de)組成(cheng),包括:進氣(qi)(qi)(qi)(qi)處(chu)(chu)理設(she)(she)(she)(she)備(bei),如空(kong)(kong)氣(qi)(qi)(qi)(qi)過濾(lv)設(she)(she)(she)(she)備(bei)、熱(re)(re)濕處(chu)(chu)理設(she)(she)(she)(she)備(bei)和(he)(he)空(kong)(kong)氣(qi)(qi)(qi)(qi)凈化(hua)(hua)設(she)(she)(she)(she)備(bei)等(deng);送(song)風(feng)(feng)(feng)機或(huo)排(pai)風(feng)(feng)(feng)機;風(feng)(feng)(feng)道系(xi)(xi)(xi)統(tong)(tong),如風(feng)(feng)(feng)管(guan)、送(song)風(feng)(feng)(feng)口、排(pai)風(feng)(feng)(feng)口、排(pai)氣(qi)(qi)(qi)(qi)罩(zhao)等(deng);排(pai)氣(qi)(qi)(qi)(qi)處(chu)(chu)理設(she)(she)(she)(she)備(bei),如除塵器(qi)、有(you)害氣(qi)(qi)(qi)(qi)體凈化(hua)(hua)設(she)(she)(she)(she)備(bei)、風(feng)(feng)(feng)帽等(deng)。2.通(tong)風(feng)(feng)(feng)系(xi)(xi)(xi)統(tong)(tong)的(de)(de)類(lei)別(bie)有(you):(二)空(kong)(kong)調(diao)(diao)(diao)系(xi)(xi)(xi)統(tong)(tong)的(de)(de)組成(cheng)——空(kong)(kong)氣(qi)(qi)(qi)(qi)處(chu)(chu)理設(she)(she)(she)(she)備(bei)、熱(re)(re)源和(he)(he)冷(leng)(leng)(leng)源、空(kong)(kong)調(diao)(diao)(diao)風(feng)(feng)(feng)系(xi)(xi)(xi)統(tong)(tong)、水系(xi)(xi)(xi)統(tong)(tong)、控制(zhi)、調(diao)(diao)(diao)節(jie)裝置(zhi)(1)空(kong)(kong)氣(qi)(qi)(qi)(qi)處(chu)(chu)理設(she)(she)(she)(she)備(bei):空(kong)(kong)氣(qi)(qi)(qi)(qi)加熱(re)(re)或(huo)冷(leng)(leng)(leng)卻(que)(que)設(she)(she)(she)(she)備(bei)、空(kong)(kong)氣(qi)(qi)(qi)(qi)加濕或(huo)去濕設(she)(she)(she)(she)備(bei)和(he)(he)空(kong)(kong)氣(qi)(qi)(qi)(qi)凈化(hua)(hua)設(she)(she)(she)(she)備(bei)等(deng);其作(zuo)(zuo)(zuo)用是(shi)將送(song)風(feng)(feng)(feng)空(kong)(kong)氣(qi)(qi)(qi)(qi)處(chu)(chu)理到(dao)一(yi)定的(de)(de)狀(zhuang)態(tai)。(2)熱(re)(re)源和(he)(he)冷(leng)(leng)(leng)源:常用的(de)(de)熱(re)(re)源有(you)提供熱(re)(re)水或(huo)蒸汽的(de)(de)鍋爐、電加熱(re)(re)器(qi)等(deng)。(3)空(kong)(kong)調(diao)(diao)(diao)風(feng)(feng)(feng)系(xi)(xi)(xi)統(tong)(tong):由風(feng)(feng)(feng)機和(he)(he)風(feng)(feng)(feng)管(guan)系(xi)(xi)(xi)統(tong)(tong)組成(cheng)。(4)水系(xi)(xi)(xi)統(tong)(tong):包括將冷(leng)(leng)(leng)凍水(或(huo)熱(re)(re)水)從制(zhi)冷(leng)(leng)(leng)系(xi)(xi)(xi)統(tong)(tong)(或(huo)熱(re)(re)源)輸送(song)到(dao)空(kong)(kong)氣(qi)(qi)(qi)(qi)處(chu)(chu)理設(she)(she)(she)(she)備(bei)的(de)(de)水系(xi)(xi)(xi)統(tong)(tong)和(he)(he)制(zhi)冷(leng)(leng)(leng)設(she)(she)(she)(she)備(bei)的(de)(de)冷(leng)(leng)(leng)卻(que)(que)水系(xi)(xi)(xi)統(tong)(tong),由水泵和(he)(he)水管(guan)系(xi)(xi)(xi)統(tong)(tong)組成(cheng)。(5)控制(zhi)、調(diao)(diao)(diao)節(jie)裝置(zhi):裝置(zhi)的(de)(de)作(zuo)(zuo)(zuo)用是(shi)調(diao)(diao)(diao)節(jie)空(kong)(kong)調(diao)(diao)(diao)系(xi)(xi)(xi)統(tong)(tong)的(de)(de)冷(leng)(leng)(leng)量(liang)、熱(re)(re)量(liang)、風(feng)(feng)(feng)量(liang)等(deng),使空(kong)(kong)調(diao)(diao)(diao)系(xi)(xi)(xi)統(tong)(tong)的(de)(de)工作(zuo)(zuo)(zuo)適應空(kong)(kong)調(diao)(diao)(diao)工況的(de)(de)變化(hua)(hua),從而將室內(nei)空(kong)(kong)氣(qi)(qi)(qi)(qi)狀(zhuang)況控制(zhi)在要求(qiu)的(de)(de)范圍內(nei)。
風機分類可以按氣體流動的方向,分為離心式、軸流式、斜流式和橫流式等類型。這種風機分類的機器有:離心風機工作時,動力機(主要是電動機)驅動葉輪在蝸形機殼內旋轉,空氣經吸氣口從葉輪中心處吸入。由于通風管配件葉片對氣體的動力作用,氣體壓力和速度得以提高,并在離心力作用下沿著葉道甩向機殼,高品質通風管配件從排(pai)氣(qi)口(kou)排(pai)出(chu)。因氣(qi)體在葉(xie)輪(lun)(lun)(lun)內的(de)(de)流動(dong)(dong)主要是在徑向平面內,故又(you)稱(cheng)徑流風(feng)(feng)機(ji)。離(li)心風(feng)(feng)機(ji)主要由葉(xie)輪(lun)(lun)(lun)和(he)機(ji)殼組(zu)成,小型(xing)風(feng)(feng)機(ji)的(de)(de)葉(xie)輪(lun)(lun)(lun)直接(jie)裝在電(dian)動(dong)(dong)機(ji)上中(zhong)、大型(xing)風(feng)(feng)機(ji)通(tong)過聯軸(zhou)器或皮帶輪(lun)(lun)(lun)與電(dian)動(dong)(dong)機(ji)聯接(jie)。離(li)心風(feng)(feng)機(ji)一般為單側進(jin)氣(qi),用單級葉(xie)輪(lun)(lun)(lun);流量大的(de)(de)可雙(shuang)側進(jin)氣(qi),用兩個背靠背的(de)(de)葉(xie)輪(lun)(lun)(lun),又(you)稱(cheng)為雙(shuang)吸式(shi)離(li)心風(feng)(feng)機(ji)。
在(zai)了(le)解(jie)空(kong)(kong)調(diao)壓(ya)(ya)(ya)縮(suo)(suo)(suo)機(ji)(ji)(ji)的(de)(de)工(gong)作(zuo)原理之前,先來認識下空(kong)(kong)調(diao)壓(ya)(ya)(ya)縮(suo)(suo)(suo)機(ji)(ji)(ji)的(de)(de)工(gong)作(zuo)回路。空(kong)(kong)調(diao)壓(ya)(ya)(ya)縮(suo)(suo)(suo)機(ji)(ji)(ji)的(de)(de)工(gong)作(zuo)回路分為蒸(zheng)(zheng)(zheng)發(fa)區(qu)和冷(leng)(leng)凝區(qu),空(kong)(kong)調(diao)壓(ya)(ya)(ya)縮(suo)(suo)(suo)機(ji)(ji)(ji)在(zai)空(kong)(kong)調(diao)制(zhi)冷(leng)(leng)劑回路中起壓(ya)(ya)(ya)縮(suo)(suo)(suo)驅動制(zhi)冷(leng)(leng)劑的(de)(de)作(zuo)用。空(kong)(kong)調(diao)制(zhi)冷(leng)(leng)時(shi),中央(yang)空(kong)(kong)調(diao)壓(ya)(ya)(ya)縮(suo)(suo)(suo)機(ji)(ji)(ji)把(ba)制(zhi)冷(leng)(leng)劑從低(di)壓(ya)(ya)(ya)區(qu)抽取來經(jing)緊縮(suo)(suo)(suo)后(hou)送(song)到(dao)高(gao)(gao)壓(ya)(ya)(ya)區(qu)冷(leng)(leng)卻凝結,經(jing)過(guo)散(san)熱(re)片(pian)分發(fa)出熱(re)量(liang)到(dao)空(kong)(kong)氣(qi)中,制(zhi)冷(leng)(leng)劑也從氣(qi)態變(bian)成液(ye)(ye)態,壓(ya)(ya)(ya)力(li)升高(gao)(gao)。制(zhi)冷(leng)(leng)劑再從高(gao)(gao)壓(ya)(ya)(ya)區(qu)流向低(di)壓(ya)(ya)(ya)區(qu),經(jing)過(guo)毛細管放(fang)射到(dao)蒸(zheng)(zheng)(zheng)發(fa)器(qi)(qi)中,壓(ya)(ya)(ya)力(li)驟降,液(ye)(ye)態制(zhi)冷(leng)(leng)劑立刻(ke)變(bian)成氣(qi)態,經(jing)過(guo)散(san)熱(re)片(pian)吸收空(kong)(kong)氣(qi)中大量(liang)的(de)(de)熱(re)量(liang)。這樣循環應用就完(wan)成了(le)制(zhi)冷(leng)(leng)系(xi)(xi)統(tong)。壓(ya)(ya)(ya)縮(suo)(suo)(suo)機(ji)(ji)(ji)通(tong)過(guo)節流裝置節流之后(hou),通(tong)入到(dao)蒸(zheng)(zheng)(zheng)發(fa)器(qi)(qi)中,將(jiang)所(suo)需(xu)要冷(leng)(leng)卻的(de)(de)媒介(jie)冷(leng)(leng)卻換熱(re)。例如將(jiang)蒸(zheng)(zheng)(zheng)發(fa)器(qi)(qi)連接到(dao)樓里(li)的(de)(de)各個房(fang)間,蒸(zheng)(zheng)(zheng)發(fa)器(qi)(qi)內(nei)的(de)(de)蛇行(xing)管將(jiang)同(tong)空(kong)(kong)氣(qi)進(jin)行(xing)換熱(re),再通(tong)過(guo)鼓風將(jiang)冷(leng)(leng)氣(qi)吹向房(fang)間的(de)(de)空(kong)(kong)氣(qi)當中。而蒸(zheng)(zheng)(zheng)發(fa)器(qi)(qi)蛇行(xing)管內(nei)的(de)(de)冷(leng)(leng)凍劑換熱(re)后(hou)變(bian)成低(di)壓(ya)(ya)(ya)蒸(zheng)(zheng)(zheng)氣(qi)回到(dao)壓(ya)(ya)(ya)縮(suo)(suo)(suo)機(ji)(ji)(ji),再被壓(ya)(ya)(ya)縮(suo)(suo)(suo)機(ji)(ji)(ji)壓(ya)(ya)(ya)縮(suo)(suo)(suo),這樣循環利(li)用就完(wan)成了(le)制(zhi)冷(leng)(leng)系(xi)(xi)統(tong)。
層(ceng)(ceng)高過高如(ru)何提(ti)高制冷效果,解(jie)決方(fang)案:較(jiao)(jiao)(jiao)之(zhi)(zhi)于常規層(ceng)(ceng)高的(de)房屋(一般(ban)(ban)(ban)為(wei)(wei)2.6-2.7米(mi)左右)。別(bie)墅的(de)層(ceng)(ceng)高一般(ban)(ban)(ban)都為(wei)(wei)3米(mi)甚至以上的(de)高度(du)。此前提(ti)下(xia)中(zhong)央空調制冷和采暖(nuan)的(de)配比較(jiao)(jiao)(jiao)之(zhi)(zhi)于一般(ban)(ban)(ban)層(ceng)(ceng)高的(de)房屋會更高。如(ru)一般(ban)(ban)(ban)平(ping)層(ceng)(ceng)的(de)配比為(wei)(wei)200w/平(ping)方(fang)。別(bie)墅為(wei)(wei)230-280w/平(ping)方(fang)。空調外機需(xu)要如(ru)何擺放(fang)較(jiao)(jiao)(jiao)為(wei)(wei)合理,解(jie)決方(fang)案:別(bie)墅由于面積較(jiao)(jiao)(jiao)大,較(jiao)(jiao)(jiao)之(zhi)(zhi)于平(ping)層(ceng)(ceng)一般(ban)(ban)(ban)外機的(de)功率較(jiao)(jiao)(jiao)大。體(ti)積也就較(jiao)(jiao)(jiao)之(zhi)(zhi)平(ping)層(ceng)(ceng)會更大。一般(ban)(ban)(ban)的(de)擺放(fang)位(wei)置(zhi)位(wei)于本身建筑的(de)自留機位(wei)或者位(wei)于門口(kou)或者陽臺(tai)(tai)花(hua)園的(de)平(ping)臺(tai)(tai)之(zhi)(zhi)上。鋪(pu)設可供平(ping)衡的(de)水泥臺(tai)(tai)面即可。