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消(xiao)防(fang)(fang)排(pai)煙(yan)風(feng)(feng)機(ji)首先(xian)應(ying)該滿(man)足溫(wen)(wen)(wen)度(du)和(he)時間的(de)特性(xing),即國家規(gui)定280℃/0.5h;其次,在一般(ban)環境溫(wen)(wen)(wen)度(du)下(xia),可(ke)以(yi)(yi)保(bao)證有效的(de)排(pai)煙(yan)控制量。此外還要求(qiu)消(xiao)防(fang)(fang)排(pai)煙(yan)風(feng)(feng)機(ji)能(neng)夠進(jin)行周(zhou)期(qi)性(xing)的(de)實驗(yan),能(neng)夠發(fa)現其中的(de)不足,并加以(yi)(yi)改進(jin);可(ke)以(yi)(yi)適用(yong)(yong)各種(zhong)通(tong)風(feng)(feng)要求(qiu)的(de)管(guan)道,便(bian)(bian)于安(an)裝與使用(yong)(yong)。消(xiao)防(fang)(fang)排(pai)煙(yan)風(feng)(feng)機(ji)的(de)性(xing)能(neng)優良(liang)(liang)、耐高(gao)(gao)溫(wen)(wen)(wen)性(xing)能(neng)良(liang)(liang)好、效率高(gao)(gao)、占地(di)比離心風(feng)(feng)機(ji)少、高(gao)(gao)溫(wen)(wen)(wen)性(xing)能(neng)優良(liang)(liang)。消(xiao)防(fang)(fang)排(pai)煙(yan)風(feng)(feng)機(ji)能(neng)在300℃高(gao)(gao)溫(wen)(wen)(wen)條(tiao)件下(xia)連續運(yun)行60分鐘以(yi)(yi)上(shang),100℃溫(wen)(wen)(wen)度(du)條(tiao)件下(xia)連續20小時不損壞,應(ying)用(yong)(yong)范圍廣(guang),可(ke)根據高(gao)(gao)級民(min)用(yong)(yong)建筑的(de)不同要求(qiu),采用(yong)(yong)變速或多(duo)速的(de)驅動(dong)型式(shi)(shi),消(xiao)防(fang)(fang)排(pai)煙(yan)風(feng)(feng)機(ji)廣(guang)泛應(ying)用(yong)(yong)于高(gao)(gao)級民(min)用(yong)(yong)建筑、烤箱(xiang)、地(di)下(xia)車庫、隧道等場(chang)合(he)。安(an)裝方便(bian)(bian),可(ke)直(zhi)接和(he)墻壁安(an)裝,安(an)裝可(ke)采用(yong)(yong)垂直(zhi)式(shi)(shi)、水平式(shi)(shi)或吊裝式(shi)(shi),很大程度(du)上(shang)節(jie)省了(le)占地(di)面(mian)積。
1.風(feng)(feng)管(guan)(guan)(guan)(guan)(guan)程(cheng)度(du)(du)安(an)裝,邊(bian)長(chang)尺寸(cun)小(xiao)(xiao)于(yu)(yu)(yu)(yu)(yu)(yu)等(deng)于(yu)(yu)(yu)(yu)(yu)(yu)400mm,間(jian)(jian)距(ju)不(bu)(bu)應(ying)(ying)(ying)(ying)大(da)(da)于(yu)(yu)(yu)(yu)(yu)(yu)4m;大(da)(da)于(yu)(yu)(yu)(yu)(yu)(yu)400mm,不(bu)(bu)應(ying)(ying)(ying)(ying)大(da)(da)于(yu)(yu)(yu)(yu)(yu)(yu)3m;對于(yu)(yu)(yu)(yu)(yu)(yu)薄鋼板法蘭的(de)風(feng)(feng)管(guan)(guan)(guan)(guan)(guan),其支(zhi)、吊(diao)(diao)架間(jian)(jian)距(ju)不(bu)(bu)應(ying)(ying)(ying)(ying)大(da)(da)于(yu)(yu)(yu)(yu)(yu)(yu)3m。2.風(feng)(feng)管(guan)(guan)(guan)(guan)(guan)垂直(zhi)安(an)裝,間(jian)(jian)距(ju)不(bu)(bu)應(ying)(ying)(ying)(ying)大(da)(da)于(yu)(yu)(yu)(yu)(yu)(yu)4m,單根直(zhi)管(guan)(guan)(guan)(guan)(guan)至少應(ying)(ying)(ying)(ying)有2個(ge)固定點(dian)。3.支(zhi)、吊(diao)(diao)架不(bu)(bu)宜設(she)置在(zai)風(feng)(feng)口、閥門、檢討門及(ji)自控(kong)機構處,離風(feng)(feng)口或(huo)插(cha)接管(guan)(guan)(guan)(guan)(guan)的(de)距(ju)離不(bu)(bu)宜小(xiao)(xiao)于(yu)(yu)(yu)(yu)(yu)(yu)200mm。4.當程(cheng)度(du)(du)懸吊(diao)(diao)的(de)主、干(gan)風(feng)(feng)管(guan)(guan)(guan)(guan)(guan)長(chang)度(du)(du)超過(guo)20m時,應(ying)(ying)(ying)(ying)設(she)置防止擺(bai)動固定點(dian),每個(ge)系(xi)統不(bu)(bu)應(ying)(ying)(ying)(ying)少于(yu)(yu)(yu)(yu)(yu)(yu)1個(ge)。5.防火閥直(zhi)徑或(huo)長(chang)邊(bian)尺寸(cun)大(da)(da)于(yu)(yu)(yu)(yu)(yu)(yu)等(deng)于(yu)(yu)(yu)(yu)(yu)(yu)630mm時,宜設(she)獨立支(zhi)、吊(diao)(diao)架。6.帶高效過(guo)濾器的(de)送風(feng)(feng)口,應(ying)(ying)(ying)(ying)采取(qu)可(ke)分離調節高度(du)(du)的(de)吊(diao)(diao)桿。金屬風(feng)(feng)管(guan)(guan)(guan)(guan)(guan)的(de)加(jia)(jia)(jia)(jia)固:矩(ju)形風(feng)(feng)管(guan)(guan)(guan)(guan)(guan)邊(bian)長(chang)大(da)(da)于(yu)(yu)(yu)(yu)(yu)(yu)630mm、保溫(wen)風(feng)(feng)管(guan)(guan)(guan)(guan)(guan)邊(bian)長(chang)大(da)(da)于(yu)(yu)(yu)(yu)(yu)(yu)800mm,并且(qie)管(guan)(guan)(guan)(guan)(guan)段長(chang)度(du)(du)大(da)(da)于(yu)(yu)(yu)(yu)(yu)(yu)1250mm或(huo)低壓風(feng)(feng)管(guan)(guan)(guan)(guan)(guan)單邊(bian)平面積(ji)大(da)(da)于(yu)(yu)(yu)(yu)(yu)(yu)1.2m2、中(zhong)(zhong)、高壓風(feng)(feng)管(guan)(guan)(guan)(guan)(guan)大(da)(da)于(yu)(yu)(yu)(yu)(yu)(yu)1.0m2中(zhong)(zhong),均(jun)應(ying)(ying)(ying)(ying)采用加(jia)(jia)(jia)(jia)固辦法。角(jiao)鋼、加(jia)(jia)(jia)(jia)固筋的(de)加(jia)(jia)(jia)(jia)固,其高度(du)(du)應(ying)(ying)(ying)(ying)小(xiao)(xiao)于(yu)(yu)(yu)(yu)(yu)(yu)或(huo)等(deng)于(yu)(yu)(yu)(yu)(yu)(yu)風(feng)(feng)管(guan)(guan)(guan)(guan)(guan)的(de)寬(kuan)度(du)(du)。角(jiao)鋼、加(jia)(jia)(jia)(jia)固筋與風(feng)(feng)管(guan)(guan)(guan)(guan)(guan)鉚接的(de)間(jian)(jian)隔應(ying)(ying)(ying)(ying)均(jun)勻,不(bu)(bu)應(ying)(ying)(ying)(ying)大(da)(da)于(yu)(yu)(yu)(yu)(yu)(yu)220mm。.對于(yu)(yu)(yu)(yu)(yu)(yu)凈(jing)化空調系(xi)統,不(bu)(bu)應(ying)(ying)(ying)(ying)在(zai)風(feng)(feng)管(guan)(guan)(guan)(guan)(guan)內設(she)加(jia)(jia)(jia)(jia)固框及(ji)加(jia)(jia)(jia)(jia)固筋。
它是近年新(xin)的(de)風(feng)(feng)管(guan)管(guan)材(cai),以(yi)容重(zhong)64 kg / m3、厚度25 mm的(de)離心玻纖板為(wei)基材(cai),內復(fu)玻璃(li)絲布,外復(fu)防(fang)(fang)潮(chao)鋁箔布(進口板材(cai)為(wei)內涂熱敏(min)丙稀酸聚合物(wu),外層為(wei)稀紋布 / 鋁箔 / 牛(niu)皮紙),用專用防(fang)(fang)火(huo)粘(zhan)結(jie)劑復(fu)合干(gan)燥(zao)后(hou),再經切割、開槽、粘(zhan)結(jie)加(jia)固(gu)等(deng)工藝(yi)而制成(cheng),采(cai)用特種密(mi)封(feng)膠、壓敏(min)膠帶、熱敏(min)膠帶連(lian)(lian)接密(mi)封(feng),根據風(feng)(feng)管(guan)斷(duan)面尺寸、風(feng)(feng)壓大小再采(cai)取適當的(de)加(jia)固(gu)措施。具有消聲(sheng)、保溫、防(fang)(fang)火(huo)、防(fang)(fang)潮(chao)、漏風(feng)(feng)量小、經濟(ji)適用等(deng)優點(dian),材(cai)質輕,搬運吊掛容易,現(xian)場修改(gai)方便、易施工,組裝(zhuang)便捷,需(xu)密(mi)封(feng)的(de)連(lian)(lian)接點(dian)少,節省安裝(zhuang)空間,熱效高,操作安靜,工作壽命長,性能價(jia)格比優,綜(zong)合造價(jia)低,要(yao)防(fang)(fang)止被水長期(qi)浸(jin)泡。
確保通風效果:高溫消防排煙風機的使用介質本身溫度相對較高,且自身的運轉也是會產生一定的溫度,若是將其放在密封環境中,那么很容易就會導致高溫現象發生,針對于這種情況在前期選擇安裝環境時就應該要多注意,好是能夠將其放在通風效果較好的環境中,通過對流運動來有效降低溫度,這是可以有效的防止高溫現象的發生。通風管道價格確保電流大小合適:消防排煙風機的使用還是要注意電流問題,是應該要防止電流過大現象發生,否則會讓通風管道在運(yun)行中(zhong)(zhong)會(hui)因為(wei)電(dian)流過(guo)大而產生(sheng)較(jiao)多的(de)電(dian)阻,而這也是會(hui)導致高(gao)溫(wen)(wen)現象發(fa)生(sheng)。因為(wei)高(gao)溫(wen)(wen)會(hui)直接(jie)影(ying)響(xiang)著消防(fang)排煙風機的(de)使用(yong),因此在日常使用(yong)中(zhong)(zhong)就應該要采取措施(shi)來(lai)有效的(de)防(fang)止高(gao)溫(wen)(wen)現象發(fa)生(sheng),且在高(gao)溫(wen)(wen)之后要采取措施(shi)來(lai)降溫(wen)(wen),以(yi)確(que)保安全。