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按(an)照氣(qi)流(liu)(liu)(liu)(liu)運動(dong)(dong)來(lai)進(jin)行風(feng)(feng)機(ji)(ji)(ji)分類的(de)有(you):1離(li)心(xin)風(feng)(feng)機(ji)(ji)(ji),氣(qi)流(liu)(liu)(liu)(liu)進(jin)入旋(xuan)轉的(de)葉片通道,在(zai)離(li)心(xin)力作用下(xia)氣(qi)體(ti)被壓(ya)(ya)縮并沿(yan)著半徑(jing)方向流(liu)(liu)(liu)(liu)動(dong)(dong)。2軸(zhou)(zhou)流(liu)(liu)(liu)(liu)風(feng)(feng)機(ji)(ji)(ji)氣(qi)流(liu)(liu)(liu)(liu)軸(zhou)(zhou)向進(jin)入風(feng)(feng)機(ji)(ji)(ji)葉輪后,在(zai)旋(xuan)轉葉片的(de)流(liu)(liu)(liu)(liu)道中沿(yan)著軸(zhou)(zhou)線方向流(liu)(liu)(liu)(liu)動(dong)(dong)的(de)風(feng)(feng)機(ji)(ji)(ji)。相對于離(li)心(xin)風(feng)(feng)機(ji)(ji)(ji),軸(zhou)(zhou)流(liu)(liu)(liu)(liu)風(feng)(feng)機(ji)(ji)(ji)具(ju)有(you)流(liu)(liu)(liu)(liu)量大、體(ti)積小、壓(ya)(ya)頭低的(de)特點,用于有(you)灰塵和腐蝕性(xing)氣(qi)體(ti)場合時需注意。3斜流(liu)(liu)(liu)(liu)式(混流(liu)(liu)(liu)(liu)式)風(feng)(feng)機(ji)(ji)(ji),在(zai)風(feng)(feng)機(ji)(ji)(ji)的(de)葉輪中,氣(qi)流(liu)(liu)(liu)(liu)的(de)方向處(chu)于軸(zhou)(zhou)流(liu)(liu)(liu)(liu)式之(zhi)間(jian),近似(si)沿(yan)錐流(liu)(liu)(liu)(liu)動(dong)(dong),故可稱為斜流(liu)(liu)(liu)(liu)式(混流(liu)(liu)(liu)(liu)式)風(feng)(feng)機(ji)(ji)(ji)。這種風(feng)(feng)機(ji)(ji)(ji)的(de)壓(ya)(ya)力系(xi)(xi)數比軸(zhou)(zhou)流(liu)(liu)(liu)(liu)式風(feng)(feng)機(ji)(ji)(ji)高,而流(liu)(liu)(liu)(liu)量系(xi)(xi)數比離(li)心(xin)式風(feng)(feng)機(ji)(ji)(ji)高。
1.冷(熱)水機組的基本工作過程是:室外的制冷機組對冷(熱)媒水進行制冷降溫(或加熱升溫),然后由水泵將降溫后的冷媒(熱)水輸送到安裝在室內的風機盤管機組中,由風機盤管機組采取就地回風的方式與室內空氣進行熱交換實現對室內空氣處理的目的。2.風管(道)式機組的基本工作過程是:供冷時,室外推薦家用中央空調的制冷機組吸收來自室內機組的制冷劑蒸氣經壓縮、冷凝后向各室內機組輸送液體制冷劑。供熱時,室外的制冷機組吸收來自冷凝器的制冷劑蒸氣經壓縮后向各室內機組輸送汽體制冷劑,室內機組通過布置在天花板上的回風口將空氣吸入,家用中央空調價格進行熱交換后送入(ru)安裝在室(shi)內(nei)各房間天花板中的風(feng)(feng)管(guan)(guan)(道)內(nei),并通過出風(feng)(feng)口上(shang)的散(san)流器向室(shi)內(nei)各房間輸送空(kong)氣。在風(feng)(feng)管(guan)(guan)(道)上(shang)設計有(you)新(xin)風(feng)(feng)門和排風(feng)(feng)門,可以按一定比(bi)例置換空(kong)氣,以保證室(shi)內(nei)空(kong)氣的質量。
1.風(feng)(feng)(feng)(feng)管(guan)(guan)程度(du)(du)安裝,邊(bian)長(chang)尺寸(cun)(cun)小(xiao)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)等于(yu)(yu)(yu)(yu)(yu)(yu)(yu)400mm,間(jian)(jian)距(ju)不(bu)(bu)(bu)應(ying)(ying)(ying)大(da)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)4m;大(da)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)400mm,不(bu)(bu)(bu)應(ying)(ying)(ying)大(da)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)3m;對于(yu)(yu)(yu)(yu)(yu)(yu)(yu)薄鋼板法蘭的(de)(de)風(feng)(feng)(feng)(feng)管(guan)(guan),其支(zhi)、吊(diao)(diao)架間(jian)(jian)距(ju)不(bu)(bu)(bu)應(ying)(ying)(ying)大(da)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)3m。2.風(feng)(feng)(feng)(feng)管(guan)(guan)垂直(zhi)安裝,間(jian)(jian)距(ju)不(bu)(bu)(bu)應(ying)(ying)(ying)大(da)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)4m,單根(gen)直(zhi)管(guan)(guan)至(zhi)少應(ying)(ying)(ying)有2個固(gu)(gu)定點。3.支(zhi)、吊(diao)(diao)架不(bu)(bu)(bu)宜(yi)設(she)置在(zai)風(feng)(feng)(feng)(feng)口、閥門(men)、檢討門(men)及自控機構處,離風(feng)(feng)(feng)(feng)口或插接管(guan)(guan)的(de)(de)距(ju)離不(bu)(bu)(bu)宜(yi)小(xiao)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)200mm。4.當程度(du)(du)懸(xuan)吊(diao)(diao)的(de)(de)主、干風(feng)(feng)(feng)(feng)管(guan)(guan)長(chang)度(du)(du)超過(guo)20m時(shi),應(ying)(ying)(ying)設(she)置防止擺(bai)動固(gu)(gu)定點,每個系(xi)統不(bu)(bu)(bu)應(ying)(ying)(ying)少于(yu)(yu)(yu)(yu)(yu)(yu)(yu)1個。5.防火閥直(zhi)徑或長(chang)邊(bian)尺寸(cun)(cun)大(da)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)等于(yu)(yu)(yu)(yu)(yu)(yu)(yu)630mm時(shi),宜(yi)設(she)獨立支(zhi)、吊(diao)(diao)架。6.帶高效過(guo)濾器的(de)(de)送(song)風(feng)(feng)(feng)(feng)口,應(ying)(ying)(ying)采(cai)取可分離調(diao)節高度(du)(du)的(de)(de)吊(diao)(diao)桿(gan)。金屬(shu)風(feng)(feng)(feng)(feng)管(guan)(guan)的(de)(de)加(jia)固(gu)(gu):矩形風(feng)(feng)(feng)(feng)管(guan)(guan)邊(bian)長(chang)大(da)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)630mm、保溫風(feng)(feng)(feng)(feng)管(guan)(guan)邊(bian)長(chang)大(da)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)800mm,并且管(guan)(guan)段長(chang)度(du)(du)大(da)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)1250mm或低壓風(feng)(feng)(feng)(feng)管(guan)(guan)單邊(bian)平面(mian)積(ji)大(da)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)1.2m2、中、高壓風(feng)(feng)(feng)(feng)管(guan)(guan)大(da)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)1.0m2中,均應(ying)(ying)(ying)采(cai)用加(jia)固(gu)(gu)辦法。角鋼、加(jia)固(gu)(gu)筋(jin)的(de)(de)加(jia)固(gu)(gu),其高度(du)(du)應(ying)(ying)(ying)小(xiao)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)或等于(yu)(yu)(yu)(yu)(yu)(yu)(yu)風(feng)(feng)(feng)(feng)管(guan)(guan)的(de)(de)寬度(du)(du)。角鋼、加(jia)固(gu)(gu)筋(jin)與風(feng)(feng)(feng)(feng)管(guan)(guan)鉚接的(de)(de)間(jian)(jian)隔應(ying)(ying)(ying)均勻,不(bu)(bu)(bu)應(ying)(ying)(ying)大(da)于(yu)(yu)(yu)(yu)(yu)(yu)(yu)220mm。.對于(yu)(yu)(yu)(yu)(yu)(yu)(yu)凈化空調(diao)系(xi)統,不(bu)(bu)(bu)應(ying)(ying)(ying)在(zai)風(feng)(feng)(feng)(feng)管(guan)(guan)內設(she)加(jia)固(gu)(gu)框(kuang)及加(jia)固(gu)(gu)筋(jin)。
防火(huo)閥(fa):采用(yong)70℃溫度熔斷器(qi)自(zi)動(dong)(dong)關閉(防火(huo)).可輸出聯動(dong)(dong)訊號,用(yong)于通風(feng)空調(diao)(diao)系(xi)統風(feng)管(guan)(guan)(guan)內,防止火(huo)勢沿風(feng)管(guan)(guan)(guan)蔓延。排(pai)煙(yan)(yan)防火(huo)閥(fa):電(dian)訊號開啟,手動(dong)(dong)開啟,輸出動(dong)(dong)作電(dian)訊號.用(yong)于排(pai)煙(yan)(yan)風(feng)機吸入口管(guan)(guan)(guan)道或排(pai)煙(yan)(yan)支管(guan)(guan)(guan)上(shang)。采用(yong)280℃溫度熔斷器(qi)重(zhong)新關閉。防火(huo)閥(fa)——通風(feng)空調(diao)(diao)系(xi)統70℃:風(feng)管(guan)(guan)(guan)穿(chuan)越防火(huo)分區、隔墻(qiang)樓板、水平風(feng)管(guan)(guan)(guan)的水平管(guan)(guan)(guan)段上(shang)(系(xi)統獨立設置可不設)、公共(gong)建筑豎向排(pai)風(feng)管(guan)(guan)(guan)支管(guan)(guan)(guan);150℃:公共(gong)建筑廚房排(pai)油煙(yan)(yan)管(guan)(guan)(guan)支管(guan)(guan)(guan);排(pai)煙(yan)(yan)防火(huo)閥(fa)——消防排(pai)煙(yan)(yan)系(xi)統280℃:消防排(pai)煙(yan)(yan)管(guan)(guan)(guan)道;