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地址(zhi):重慶(qing)市江津區雙福新(xin)區福星大道(dao)937號鑫成(cheng)瑞暖通(tong)廠區
消防(fang)(fang)(fang)(fang)(fang)排(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)機(ji)(ji)(ji)一般(ban)(ban)是采(cai)用(yong)離心式(shi)(shi)(shi)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)和軸(zhou)流(liu)(liu)(liu)式(shi)(shi)(shi)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)兩種(zhong)重(zhong)要(yao)的(de)(de)(de)型(xing)(xing)式(shi)(shi)(shi)。從消防(fang)(fang)(fang)(fang)(fang)排(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)風(feng)(feng)(feng)(feng)(feng)量(liang)、風(feng)(feng)(feng)(feng)(feng)壓(ya)考慮來看,消防(fang)(fang)(fang)(fang)(fang)排(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)是高比轉高效率的(de)(de)(de)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji),更加(jia)的(de)(de)(de)適合選用(yong)軸(zhou)流(liu)(liu)(liu)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)。軸(zhou)流(liu)(liu)(liu)式(shi)(shi)(shi)消防(fang)(fang)(fang)(fang)(fang)排(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)有(you)兩種(zhong)設計型(xing)(xing)式(shi)(shi)(shi),一種(zhong)為(wei)電(dian)機(ji)(ji)(ji)與主(zhu)(zhu)氣(qi)(qi)流(liu)(liu)(liu)分(fen)(fen)離型(xing)(xing)式(shi)(shi)(shi),另一種(zhong)為(wei)電(dian)機(ji)(ji)(ji)置于(yu)(yu)(yu)主(zhu)(zhu)氣(qi)(qi)流(liu)(liu)(liu)之中。根據(ju)煙(yan)(yan)(yan)(yan)氣(qi)(qi)溫(wen)(wen)度(du)的(de)(de)(de)不(bu)同,采(cai)用(yong)不(bu)同型(xing)(xing)式(shi)(shi)(shi)的(de)(de)(de)消防(fang)(fang)(fang)(fang)(fang)排(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji),溫(wen)(wen)度(du)大(da)于(yu)(yu)(yu)400℃時,采(cai)用(yong)電(dian)機(ji)(ji)(ji)與主(zhu)(zhu)氣(qi)(qi)流(liu)(liu)(liu)分(fen)(fen)離型(xing)(xing)式(shi)(shi)(shi),溫(wen)(wen)度(du)小于(yu)(yu)(yu)400℃大(da)于(yu)(yu)(yu)150℃,兩種(zhong)型(xing)(xing)式(shi)(shi)(shi)的(de)(de)(de)電(dian)機(ji)(ji)(ji)都可以(yi)選擇,在溫(wen)(wen)度(du)小于(yu)(yu)(yu)150℃的(de)(de)(de)時候(hou),采(cai)用(yong)電(dian)機(ji)(ji)(ji)置于(yu)(yu)(yu)主(zhu)(zhu)氣(qi)(qi)流(liu)(liu)(liu)之中。 軸(zhou)流(liu)(liu)(liu)消防(fang)(fang)(fang)(fang)(fang)排(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)的(de)(de)(de)流(liu)(liu)(liu)量(liang)范圍從7200m?/h至(zhi)110000m?/h,有(you)不(bu)同型(xing)(xing)號的(de)(de)(de)編制(zhi),用(yong)來滿足不(bu)同通(tong)風(feng)(feng)(feng)(feng)(feng)排(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)流(liu)(liu)(liu)量(liang)的(de)(de)(de)需求(qiu)。消防(fang)(fang)(fang)(fang)(fang)排(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)可以(yi)根據(ju)壓(ya)力(li)情況(kuang)的(de)(de)(de)不(bu)同分(fen)(fen)為(wei)兩種(zhong)類(lei)型(xing)(xing),一類(lei)為(wei)軸(zhou)流(liu)(liu)(liu)式(shi)(shi)(shi)消防(fang)(fang)(fang)(fang)(fang)排(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)機(ji)(ji)(ji),其各機(ji)(ji)(ji)號的(de)(de)(de)壓(ya)力(li)在600Pa左(zuo)右,另一類(lei)為(wei)斜(xie)流(liu)(liu)(liu)消防(fang)(fang)(fang)(fang)(fang)排(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji),各機(ji)(ji)(ji)號的(de)(de)(de)壓(ya)力(li)在1000Pa左(zuo)右。為(wei)了(le)滿足排(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)量(liang)和通(tong)風(feng)(feng)(feng)(feng)(feng)換氣(qi)(qi)的(de)(de)(de)要(yao)求(qiu),消防(fang)(fang)(fang)(fang)(fang)排(pai)(pai)(pai)煙(yan)(yan)(yan)(yan)風(feng)(feng)(feng)(feng)(feng)機(ji)(ji)(ji)一般(ban)(ban)都設計了(le)雙速型(xing)(xing)的(de)(de)(de)結構模式(shi)(shi)(shi)。低速可以(yi)通(tong)風(feng)(feng)(feng)(feng)(feng)使用(yong),高速可以(yi)排(pai)(pai)(pai)放(fang)煙(yan)(yan)(yan)(yan)霧(wu),這樣不(bu)但(dan)可以(yi)節約(yue)能(neng)源同時又降(jiang)低了(le)噪(zao)聲污染。
1、通(tong)風(feng)(feng)(feng)機(ji)安(an)裝應(ying)符合(he)下列規定(1)風(feng)(feng)(feng)機(ji)試運(yun)轉時,葉輪旋(xuan)轉方向(xiang)正確,經不少于2H運(yun)轉后,滑動(dong)軸承溫(wen)(wen)升不超(chao)過(guo)(guo)35度(du)(du),高溫(wen)(wen)度(du)(du)不超(chao)過(guo)(guo)70度(du)(du);滾動(dong)軸承溫(wen)(wen)升不超(chao)過(guo)(guo)40度(du)(du),高溫(wen)(wen)度(du)(du)不超(chao)過(guo)(guo)80度(du)(du)。(2)離心(xin)風(feng)(feng)(feng)機(ji)與(yu)(yu)減(jian)震(zhen)臺座接觸緊密,螺栓擰緊,并(bing)有(you)防松(song)裝置。(3)管道風(feng)(feng)(feng)機(ji)采(cai)用(yong)減(jian)震(zhen)吊架(jia)(jia)安(an)裝時,風(feng)(feng)(feng)機(ji)與(yu)(yu)減(jian)震(zhen)吊架(jia)(jia)連接緊密,牢固(gu)(gu)(gu)可靠;采(cai)用(yong)支拖架(jia)(jia)安(an)裝時,風(feng)(feng)(feng)機(ji)與(yu)(yu)減(jian)震(zhen)器(qi)(qi)及(ji)支架(jia)(jia)、托(tuo)架(jia)(jia)連接緊密,穩(wen)(wen)固(gu)(gu)(gu)可靠。2、過(guo)(guo)濾(lv)器(qi)(qi)、紙(zhi)除(chu)(chu)塵器(qi)(qi)、過(guo)(guo)濾(lv)器(qi)(qi)吸收(shou)器(qi)(qi)安(an)裝應(ying)符合(he)下列規定(1)各種設備的(de)(de)型(xing)號、規格(ge)、額定風(feng)(feng)(feng)量必須(xu)符合(he)設計要求。(2)各種設備的(de)(de)安(an)裝方向(xiang)必須(xu)正確。(3)設備與(yu)(yu)管路連接時,宜采(cai)用(yong)整(zheng)體性的(de)(de)橡(xiang)膠軟管接頭,并(bing)不得漏氣(qi);固(gu)(gu)(gu)定支架(jia)(jia)應(ying)平正穩(wen)(wen)定。(4)過(guo)(guo)濾(lv)器(qi)(qi)的(de)(de)安(an)裝應(ying)固(gu)(gu)(gu)定牢固(gu)(gu)(gu),過(guo)(guo)濾(lv)器(qi)(qi)與(yu)(yu)框架(jia)(jia)、框架(jia)(jia)與(yu)(yu)維(wei)護結構之間無明(ming)顯(xian)縫隙。(5)紙(zhi)除(chu)(chu)塵器(qi)(qi)和(he)過(guo)(guo)濾(lv)器(qi)(qi)的(de)(de)安(an)裝,應(ying)固(gu)(gu)(gu)定牢固(gu)(gu)(gu),位置準確,連接嚴密。
1.通風、空氣調節系統的風管在下列部位應設置公稱動作溫度為70℃的防火閥。①穿越防火分區處。②穿越通風空調機房的房間隔墻和樓板處。③穿越重要或火災危險性大的場所的房間隔墻和樓板處。④穿越防火分隔處的變形縫兩側。⑤豎向風管與每層水平風管交接處的水平管段上,當建筑內每個防火分區的通風、空氣調節系統高品質通風管均獨立設置時,水平風管與豎向總管的交接處可不設置防火閥。2.公共建筑的浴室、衛生間和廚房的豎向排風管,通風管批發應采取防(fang)(fang)(fang)止回流措(cuo)施(shi)并(bing)宜在支(zhi)管(guan)(guan)上設置公(gong)稱(cheng)動作溫度為(wei)70℃的(de)防(fang)(fang)(fang)火(huo)(huo)閥(fa)。公(gong)共建筑(zhu)內廚房(fang)的(de)排(pai)(pai)油煙(yan)管(guan)(guan)道宜按防(fang)(fang)(fang)火(huo)(huo)分區(qu)設置,且在與豎向排(pai)(pai)風管(guan)(guan)連接的(de)支(zhi)管(guan)(guan)處(chu)應設置公(gong)稱(cheng)動作溫度為(wei)150℃的(de)防(fang)(fang)(fang)火(huo)(huo)閥(fa)。 3.排(pai)(pai)煙(yan)防(fang)(fang)(fang)火(huo)(huo)閥(fa)(280℃)的(de)設置場所:①排(pai)(pai)煙(yan)管(guan)(guan)進入排(pai)(pai)風機房(fang)處(chu);②穿越防(fang)(fang)(fang)火(huo)(huo)分區(qu)的(de)排(pai)(pai)煙(yan)管(guan)(guan)道上;③排(pai)(pai)煙(yan)系統的(de)支(zhi)管(guan)(guan)上;
鑒于軸流(liu)風(feng)(feng)機有(you)紊流(liu)區(qu)的(de)(de)(de)(de)(de)(de)性(xing)能特點,在(zai)(zai)選型和(he)使(shi)用時(shi),需要(yao)注意以(yi)下兩點:建議使(shi)用在(zai)(zai)空曠環境(jing)中(zhong),軸流(liu)風(feng)(feng)機的(de)(de)(de)(de)(de)(de)輸(shu)入功(gong)(gong)(gong)率(lv)隨系統靜(jing)壓(ya)的(de)(de)(de)(de)(de)(de)增大(da)(da)而增大(da)(da),而在(zai)(zai)紊流(liu)區(qu),輸(shu)入功(gong)(gong)(gong)率(lv)的(de)(de)(de)(de)(de)(de)增大(da)(da)幅(fu)度會更大(da)(da)。因此,軸流(liu)風(feng)(feng)機一般多應用在(zai)(zai)有(you)較(jiao)大(da)(da)空曠環境(jing)的(de)(de)(de)(de)(de)(de)場合下,可以(yi)使(shi)其工作在(zai)(zai)靜(jing)壓(ya)較(jiao)低的(de)(de)(de)(de)(de)(de)環境(jing)下,降(jiang)低功(gong)(gong)(gong)耗,保證穩(wen)定(ding)性(xing)和(he)壽命。定(ding)期(qi)清理風(feng)(feng)道(dao),當軸流(liu)風(feng)(feng)機應用在(zai)(zai)較(jiao)為(wei)封閉的(de)(de)(de)(de)(de)(de)風(feng)(feng)道(dao)系統中(zhong)時(shi),長期(qi)運(yun)行后風(feng)(feng)道(dao)中(zhong)的(de)(de)(de)(de)(de)(de)積灰、垃圾逐漸變多,會使(shi)風(feng)(feng)道(dao)內的(de)(de)(de)(de)(de)(de)靜(jing)壓(ya)逐漸增加,使(shi)得風(feng)(feng)機的(de)(de)(de)(de)(de)(de)運(yun)行工況(kuang)點逐漸左移。這不僅會降(jiang)低風(feng)(feng)機性(xing)能,更重要(yao)的(de)(de)(de)(de)(de)(de)是(shi)會增加軸流(liu)風(feng)(feng)機進入紊流(liu)區(qu)的(de)(de)(de)(de)(de)(de)風(feng)(feng)險(xian)。因此必須(xu)要(yao)定(ding)期(qi)清理風(feng)(feng)道(dao),保證風(feng)(feng)機工況(kuang)點不產生較(jiao)大(da)(da)偏移。