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消防排(pai)煙(yan)(yan)(yan)風機(ji)首先應該滿足溫(wen)(wen)度和(he)時間的(de)(de)特性(xing),即國家規定280℃/0.5h;其次,在一般環境溫(wen)(wen)度下(xia),可(ke)以保證有(you)效(xiao)的(de)(de)排(pai)煙(yan)(yan)(yan)控制量。此外還(huan)要求(qiu)消防排(pai)煙(yan)(yan)(yan)風機(ji)能(neng)夠進(jin)行周期性(xing)的(de)(de)實驗,能(neng)夠發現其中(zhong)的(de)(de)不(bu)足,并(bing)加以改(gai)進(jin);可(ke)以適用(yong)(yong)各種(zhong)通(tong)風要求(qiu)的(de)(de)管道(dao),便于(yu)(yu)安(an)(an)(an)裝與使用(yong)(yong)。消防排(pai)煙(yan)(yan)(yan)風機(ji)的(de)(de)性(xing)能(neng)優良、耐(nai)高(gao)(gao)溫(wen)(wen)性(xing)能(neng)良好、效(xiao)率高(gao)(gao)、占地比(bi)離心風機(ji)少、高(gao)(gao)溫(wen)(wen)性(xing)能(neng)優良。消防排(pai)煙(yan)(yan)(yan)風機(ji)能(neng)在300℃高(gao)(gao)溫(wen)(wen)條(tiao)件下(xia)連(lian)續運行60分鐘以上(shang),100℃溫(wen)(wen)度條(tiao)件下(xia)連(lian)續20小(xiao)時不(bu)損壞,應用(yong)(yong)范圍(wei)廣,可(ke)根據高(gao)(gao)級民(min)(min)用(yong)(yong)建筑的(de)(de)不(bu)同要求(qiu),采(cai)用(yong)(yong)變速或多速的(de)(de)驅動型式(shi),消防排(pai)煙(yan)(yan)(yan)風機(ji)廣泛應用(yong)(yong)于(yu)(yu)高(gao)(gao)級民(min)(min)用(yong)(yong)建筑、烤箱、地下(xia)車庫、隧道(dao)等場合。安(an)(an)(an)裝方便,可(ke)直接和(he)墻(qiang)壁安(an)(an)(an)裝,安(an)(an)(an)裝可(ke)采(cai)用(yong)(yong)垂直式(shi)、水平(ping)式(shi)或吊裝式(shi),很(hen)大程度上(shang)節省了(le)占地面積。
什么是風(feng)管(guan)(guan)(guan)(guan),常見風(feng)管(guan)(guan)(guan)(guan)有(you)(you)哪些類(lei)型,風(feng)管(guan)(guan)(guan)(guan)主要指中央空調(diao)系統的通風(feng)管(guan)(guan)(guan)(guan)道,它(ta)常常被忽視,但卻是空調(diao)系統的重要組成部分。風(feng)管(guan)(guan)(guan)(guan)是由薄鋼(gang)板(ban)、鋁板(ban)、硬聚氯乙(yi)烯板(ban)、玻(bo)璃(li)(li)鋼(gang)以(yi)(yi)及其它(ta)復(fu)合(he)材(cai)料等制成的,用于輸送空氣(qi)和空氣(qi)混合(he)物的各種(zhong)管(guan)(guan)(guan)(guan)道的總稱。1、按(an)照(zhao)材(cai)質可分為(wei)(wei):金屬風(feng)管(guan)(guan)(guan)(guan)、非(fei)金屬風(feng)管(guan)(guan)(guan)(guan)。其中:(1)金屬風(feng)管(guan)(guan)(guan)(guan)又可分為(wei)(wei):鋼(gang)板(ban)風(feng)管(guan)(guan)(guan)(guan)、鋁板(ban)風(feng)管(guan)(guan)(guan)(guan)、不銹鋼(gang)風(feng)管(guan)(guan)(guan)(guan)等;(2)非(fei)金屬風(feng)管(guan)(guan)(guan)(guan)可以(yi)(yi)分為(wei)(wei):硬聚氯乙(yi)烯風(feng)管(guan)(guan)(guan)(guan)、有(you)(you)機(ji)玻(bo)璃(li)(li)風(feng)管(guan)(guan)(guan)(guan)、無(wu)機(ji)玻(bo)璃(li)(li)風(feng)管(guan)(guan)(guan)(guan)、玻(bo)璃(li)(li)鋼(gang)風(feng)管(guan)(guan)(guan)(guan)以(yi)(yi)及其它(ta)復(fu)合(he)材(cai)料風(feng)管(guan)(guan)(guan)(guan)等;2、按(an)照(zhao)風(feng)管(guan)(guan)(guan)(guan)外(wai)形可分為(wei)(wei):圓形風(feng)管(guan)(guan)(guan)(guan)、矩(ju)形風(feng)管(guan)(guan)(guan)(guan);3、按(an)照(zhao)通風(feng)空調(diao)系統工(gong)作壓(ya)(ya)力可分為(wei)(wei):高壓(ya)(ya)風(feng)管(guan)(guan)(guan)(guan)、中壓(ya)(ya)風(feng)管(guan)(guan)(guan)(guan)、低壓(ya)(ya)風(feng)管(guan)(guan)(guan)(guan)三個類(lei)別(bie),
1、適(shi)用(yong)(yong)于(yu)(yu)大小賓館、酒樓(lou)、飯(fan)店、飯(fan)堂等場所(suo)的(de)廚房抽排油(you)煙和(he)火煙和(he)通(tong)風(feng)(feng)(feng)系(xi)統(tong)配套(tao)使用(yong)(yong)。2、適(shi)用(yong)(yong)于(yu)(yu)辦(ban)公大樓(lou)、商場、影劇院(yuan)、醫院(yuan)、工(gong)(gong)廠(chang)企業(ye)(ye)車(che)間、地(di)下室等場所(suo)通(tong)風(feng)(feng)(feng)排氣(qi)。3、適(shi)用(yong)(yong)于(yu)(yu)所(suo)有工(gong)(gong)作場所(suo)的(de)空調(diao)冷(leng)氣(qi)工(gong)(gong)程(cheng)。4、風(feng)(feng)(feng)機輸送(song)(song)的(de)應為不(bu)含粘性物(wu)質(zhi)的(de)氣(qi)體(ti),且氣(qi)體(ti)溫度不(bu)大于(yu)(yu)80OC,介質(zhi)所(suo)含物(wu)質(zhi)量不(bu)大于(yu)(yu)150mg/M3。水(shui)膜(mo)濾清器和(he)靜電油(you)煙凈化(hua)器經凈化(hua)后排放的(de)物(wu)質(zhi)含量不(bu)大于(yu)(yu)2.0mg/M3。5、風(feng)(feng)(feng)機廣泛(fan)用(yong)(yong)于(yu)(yu)工(gong)(gong)廠(chang)、礦(kuang)井(jing)、隧道(dao)、冷(leng)卻塔、車(che)輛(liang)、船舶(bo)和(he)建筑物(wu)的(de)通(tong)風(feng)(feng)(feng)、排塵和(he)冷(leng)卻;6、鍋爐(lu)和(he)工(gong)(gong)業(ye)(ye)爐(lu)窯的(de)通(tong)風(feng)(feng)(feng)和(he)引風(feng)(feng)(feng);空氣(qi)調(diao)節設備(bei)和(he)家用(yong)(yong)電器設備(bei)中(zhong)的(de)冷(leng)卻和(he)通(tong)風(feng)(feng)(feng);7、谷物(wu)的(de)烘干(gan)和(he)選送(song)(song);風(feng)(feng)(feng)洞風(feng)(feng)(feng)源和(he)氣(qi)墊船的(de)充氣(qi)和(he)推進等。
防火閥:采用70℃溫度熔斷器自動關閉(防火).可輸出聯動訊號,用于通風空調系統風管內,高品質電動防火閥防止火勢沿風管蔓延。排煙防火閥:電訊號開啟,手動開啟,輸出動作電訊號.用于排煙風機吸入口管道或排煙支管上。電動防火閥采用280℃溫度熔斷器重新關(guan)閉。防(fang)火(huo)(huo)閥——通(tong)風空調(diao)系(xi)統(tong)70℃:風管(guan)(guan)穿越防(fang)火(huo)(huo)分區、隔墻樓板、水平(ping)風管(guan)(guan)的水平(ping)管(guan)(guan)段上(shang)(系(xi)統(tong)獨立(li)設(she)置可不設(she))、公共(gong)建筑豎向排(pai)風管(guan)(guan)支管(guan)(guan);150℃:公共(gong)建筑廚房排(pai)油(you)煙(yan)管(guan)(guan)支管(guan)(guan);排(pai)煙(yan)防(fang)火(huo)(huo)閥——消(xiao)防(fang)排(pai)煙(yan)系(xi)統(tong)280℃:消(xiao)防(fang)排(pai)煙(yan)管(guan)(guan)道;
排(pai)(pai)(pai)煙(yan)(yan)(yan)閥(fa)是否(fou)存在(zai)(zai)常(chang)開的(de)?這里(li)的(de)排(pai)(pai)(pai)煙(yan)(yan)(yan)閥(fa)也就(jiu)相當于(yu)(yu)排(pai)(pai)(pai)煙(yan)(yan)(yan)口(kou)(kou),對于(yu)(yu)常(chang)見(jian)的(de)板式排(pai)(pai)(pai)煙(yan)(yan)(yan)口(kou)(kou)與多葉排(pai)(pai)(pai)煙(yan)(yan)(yan)口(kou)(kou),市場(chang)(chang)上常(chang)見(jian)的(de)均為常(chang)閉形(xing)式,一般(ban)(ban)不(bu)(bu)需要(yao)(yao)常(chang)開的(de)排(pai)(pai)(pai)煙(yan)(yan)(yan)口(kou)(kou)。對于(yu)(yu)排(pai)(pai)(pai)風(feng)(feng)兼排(pai)(pai)(pai)煙(yan)(yan)(yan)系統的(de)排(pai)(pai)(pai)煙(yan)(yan)(yan)口(kou)(kou),可(ke)以(yi)采用(yong)“單(dan)層百葉 + 280 ℃ 電控排(pai)(pai)(pai)煙(yan)(yan)(yan)防(fang)火(huo)閥(fa)”進(jin)行控制。70 ℃防(fang)火(huo)閥(fa)的(de)應用(yong)場(chang)(chang)合(he)有哪些?防(fang)火(huo)閥(fa)應用(yong)場(chang)(chang)合(he)很(hen)多,在(zai)(zai)空(kong)(kong)調送回風(feng)(feng)干(gan)管,通風(feng)(feng)風(feng)(feng)機進(jin)出口(kou)(kou),風(feng)(feng)井入口(kou)(kou),管道穿越(yue)防(fang)火(huo)分區 / 變形(xing)縫 / 重要(yao)(yao)房間 / 機房 / 火(huo)災危險性大的(de)房間的(de)隔墻或樓板,垂(chui)直風(feng)(feng)管與每層水(shui)平風(feng)(feng)管連接處。等很(hen)多場(chang)(chang)合(he)都需要(yao)(yao)設置防(fang)火(huo)閥(fa)。 空(kong)(kong)調新風(feng)(feng)取(qu)風(feng)(feng)管是否(fou)需要(yao)(yao)安(an)裝防(fang)火(huo)閥(fa)?一般(ban)(ban)不(bu)(bu)需要(yao)(yao)。特別是如果回風(feng)(feng)、送風(feng)(feng)均安(an)裝防(fang)火(huo)閥(fa)之后,新風(feng)(feng)取(qu)風(feng)(feng)口(kou)(kou)就(jiu)沒有必要(yao)(yao)在(zai)(zai)安(an)裝防(fang)火(huo)閥(fa)了。并且一般(ban)(ban)取(qu)風(feng)(feng)口(kou)(kou)位于(yu)(yu)室外,且按(an)照(zhao)規范要(yao)(yao)求與排(pai)(pai)(pai)煙(yan)(yan)(yan)口(kou)(kou)保持10 m以(yi)上的(de)水(shui)平距離(li)或3 m以(yi)上的(de)垂(chui)直距離(li)( 排(pai)(pai)(pai)煙(yan)(yan)(yan)口(kou)(kou)在(zai)(zai)上 ),一般(ban)(ban)煙(yan)(yan)(yan)氣不(bu)(bu)會從新風(feng)(feng)口(kou)(kou)進(jin)入空(kong)(kong)調,所以(yi)一般(ban)(ban)不(bu)(bu)需要(yao)(yao)安(an)裝防(fang)火(huo)閥(fa)。