?　 ? ?傳統通風方法下,風管龐雜宏(hong)大(da)(da),不僅(jin)占(zhan)用(yong)有效空(kong)(kong)(kong)間,還大(da)(da)大(da)(da)增(zeng)加了土建投資跟裝置用(yong)度,而且難(nan)以避免(mian)風(feng)(feng)管(guan)與其(qi)余管(guan)線(電纜橋架、噴淋管(guan)道等(deng))的交叉問題(ti)。在(zai)(zai)地(di)下車庫的設計中個別(bie)考慮到CO比(bi)空(kong)(kong)(kong)氣(qi)輕(qing),加上(shang)(shang)引擎發熱,氣(qi)流易停止(zhi)在(zai)(zai)上(shang)(shang)部,而汽車引擎空(kong)(kong)(kong)轉時在(zai)(zai)下部排(pai)氣(qi),且油蒸(zheng)汽比(bi)空(kong)(kong)(kong)氣(qi)重,所(suo)以地(di)下汽車庫的排(pai)風(feng)(feng)個別(bie)按(an)室內空(kong)(kong)(kong)間上(shang)(shang)、下兩局部設置,上(shang)(shang)排(pai)1/3～1/2,下排(pai)1/2～2/3,多(duo)個風(feng)(feng)口均勻散(san)布。一旦氣(qi)流組織欠(qian)佳,輕(qing)易產生CO滯留的景象。?

　　消防排煙(yan)風(feng)(feng)機(ji)(ji)(ji)形成體系的(de)(de)(de)呈現有效解決(jue)了上述這些(xie)問題,經過多年的(de)(de)(de)實際(ji)研究跟工程(cheng)實際(ji),該體系已在歐美(mei)等發達(da)(da)國度(du)的(de)(de)(de)地(di)下(xia)(xia)汽車庫(ku)得到(dao)了普遍利(li)用(yong)(yong)(yong),利(li)用(yong)(yong)(yong)率(lv)更是高(gao)達(da)(da)80%。停車庫(ku)機(ji)(ji)(ji)械通(tong)風(feng)(feng)體系宜(yi)采(cai)取(qu)噴(pen)(pen)射(she)導流(liu)暢風(feng)(feng)方(fang)法,以保障車庫(ku)良(liang)好換氣(qi)(qi),并(bing)減小通(tong)風(feng)(feng)管道占用(yong)(yong)(yong)車庫(ku)的(de)(de)(de)有效層高(gao)。?? ? 消防排煙(yan)風(feng)(feng)機(ji)(ji)(ji)通(tong)風(feng)(feng)體系的(de)(de)(de)優點?　　1.排煙(yan)體系獨破,采(cai)取(qu)無風(feng)(feng)管消防排煙(yan)型通(tong)風(feng)(feng)體系通(tong)風(feng)(feng),因(yin)此風(feng)(feng)管截面(mian)積(ji)大(da)幅(fu)度(du)減少,地(di)下(xia)(xia)停車場(chang)高(gao)度(du)降(jiang)落(luo)(luo),地(di)下(xia)(xia)停車場(chang)一(yi)次投資總用(yong)(yong)(yong)度(du)降(jiang)落(luo)(luo)。?　　2.因(yin)為(wei)消防排煙(yan)風(feng)(feng)機(ji)(ji)(ji)風(feng)(feng)量小,送風(feng)(feng)風(feng)(feng)機(ji)(ji)(ji)壓(ya)頭低(di),地(di)下(xia)(xia)停車場(chang)內(nei)噪(zao)聲明顯降(jiang)落(luo)(luo)。?　　3.消防排煙(yan)風(feng)(feng)機(ji)(ji)(ji)機(ji)(ji)(ji)組(zu)個別(bie)安排在樓板下(xia)(xia)部,稀釋空氣(qi)(qi)從上部送入,射(she)流(liu)中心線傾斜向下(xia)(xia),迫使沉積(ji)在停車場(chang)下(xia)(xia)部的(de)(de)(de)CO進入通(tong)風(feng)(feng)排氣(qi)(qi)的(de)(de)(de)氣(qi)(qi)流(liu)中,被消除(chu)到(dao)室外,因(yin)此解決(jue)了下(xia)(xia)排氣(qi)(qi)風(feng)(feng)管設置艱苦的(de)(de)(de)困難(nan)(nan)。?　　4.節儉能(neng)(neng)源,因(yin)為(wei)送、排風(feng)(feng)所需(xu)風(feng)(feng)壓(ya)低(di),風(feng)(feng)機(ji)(ji)(ji)電機(ji)(ji)(ji)功率(lv)大(da)幅(fu)降(jiang)落(luo)(luo),運行(xing)用(yong)(yong)(yong)度(du)大(da)幅(fu)度(du)降(jiang)落(luo)(luo)。?　　5.氣(qi)(qi)流(liu)組(zu)織好,噴(pen)(pen)嘴可機(ji)(ji)(ji)動(dong)安排跟調(diao)劑,增加了室內(nei)空氣(qi)(qi)擾動(dong),高(gao)速(su)帶(dai)人的(de)(de)(de)清(qing)爽空氣(qi)(qi)與(yu)室內(nei)空氣(qi)(qi)可能(neng)(neng)充(chong)分混淆,廢氣(qi)(qi)難(nan)(nan)以停止,更利(li)于消除(chu)室內(nei)沾染(ran),達(da)(da)到(dao)充(chong)分通(tong)風(feng)(feng)的(de)(de)(de)后果。?