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地(di)址:重慶(qing)市江津(jin)區(qu)雙福新區(qu)福星大(da)道937號(hao)鑫成瑞暖(nuan)通廠(chang)區(qu)
1,通風(feng)風(feng)管(guan)安(an)(an)裝(zhuang)在支(zhi)架上(shang),應(ying)(ying)設托座。2,通風(feng)風(feng)管(guan)如(ru)有(you)穿出屋面外(wai)部分,應(ying)(ying)設置防雨罩。3,通風(feng)風(feng)管(guan)采用無(wu)法蘭連時,接口處(chu)應(ying)(ying)嚴密牢固。通風(feng)風(feng)管(guan)連接兩平(ping)(ping)面應(ying)(ying)平(ping)(ping)直(zhi),不得(de)錯位及扭曲。4,輸送易(yi)產生冷(leng)凝水的(de)通風(feng)風(feng)管(guan),安(an)(an)裝(zhuang)應(ying)(ying)設計坡度(du)。通風(feng)風(feng)管(guan)底(di)部不能有(you)縱向的(de)接縫, 如(ru)必須(xu)有(you)接縫,則(ze)應(ying)(ying)采用密封(feng)方式。通風(feng)管(guan)道安(an)(an)裝(zhuang)完(wan)畢后,應(ying)(ying)進行嚴密性(xing)試驗(yan),如(ru)發現(xian)異常情況,通風(feng)管(guan)道的(de)制作(zuo)、安(an)(an)裝(zhuang)、檢驗(yan)和試驗(yan),是一(yi)個連貫的(de)工程,做到(dao)安(an)(an)全適用,經濟(ji)合理,方便(bian)施工,確保通風(feng)管(guan)道的(de)工程質量。
按照氣流運動來進行風機分類的有:1離心風機,氣流進入旋轉的葉片通道,在家用中央空調離心力作用下氣體被壓縮并沿著半徑方向流動。2軸流風機氣流軸向進入風機葉輪后,在旋轉葉片的流道中沿著軸線方向流動的風機。相對于離心風機,軸流風機具有流量大、體積小、壓頭低的特點,值得信賴的家用中央空調用(yong)于(yu)(yu)有灰塵(chen)和腐蝕性氣體場合時需注意。3斜流(liu)(liu)(liu)(liu)(liu)式(shi)(shi)(shi)(shi)(混流(liu)(liu)(liu)(liu)(liu)式(shi)(shi)(shi)(shi))風機,在(zai)風機的葉輪(lun)中,氣流(liu)(liu)(liu)(liu)(liu)的方(fang)向處于(yu)(yu)軸流(liu)(liu)(liu)(liu)(liu)式(shi)(shi)(shi)(shi)之(zhi)間,近似沿(yan)錐流(liu)(liu)(liu)(liu)(liu)動,故可稱為斜流(liu)(liu)(liu)(liu)(liu)式(shi)(shi)(shi)(shi)(混流(liu)(liu)(liu)(liu)(liu)式(shi)(shi)(shi)(shi))風機。這種風機的壓力系(xi)數(shu)比軸流(liu)(liu)(liu)(liu)(liu)式(shi)(shi)(shi)(shi)風機高,而流(liu)(liu)(liu)(liu)(liu)量系(xi)數(shu)比離(li)心(xin)式(shi)(shi)(shi)(shi)風機高。
風(feng)(feng)(feng)(feng)機(ji)(ji)廣泛地應用(yong)(yong)(yong)于(yu)各個(ge)工(gong)業(ye)部門,一般講(jiang),離心式(shi)(shi)(shi)風(feng)(feng)(feng)(feng)機(ji)(ji)適(shi)用(yong)(yong)(yong)于(yu)小流(liu)量、高壓力(li)(li)(li)的(de)場所,而軸(zhou)流(liu)式(shi)(shi)(shi)風(feng)(feng)(feng)(feng)機(ji)(ji)則常(chang)用(yong)(yong)(yong)于(yu)大流(liu)量、低壓力(li)(li)(li)的(de)情(qing)況,應根據不同的(de)情(qing)況選有(you)不同的(de)風(feng)(feng)(feng)(feng)機(ji)(ji)分類。1鍋(guo)(guo)爐(lu)用(yong)(yong)(yong)風(feng)(feng)(feng)(feng)機(ji)(ji),鍋(guo)(guo)爐(lu)用(yong)(yong)(yong)風(feng)(feng)(feng)(feng)機(ji)(ji)根據鍋(guo)(guo)爐(lu)的(de)規格可選用(yong)(yong)(yong)離心式(shi)(shi)(shi)或(huo)軸(zhou)流(liu)式(shi)(shi)(shi)。又按(an)它的(de)作用(yong)(yong)(yong)分為鍋(guo)(guo)爐(lu)風(feng)(feng)(feng)(feng)機(ji)(ji)—向鍋(guo)(guo)爐(lu)內輸(shu)送空氣(qi);鍋(guo)(guo)爐(lu)引(yin)風(feng)(feng)(feng)(feng)機(ji)(ji)把鍋(guo)(guo)爐(lu)內的(de)煙氣(qi)抽走。2通(tong)風(feng)(feng)(feng)(feng)換(huan)氣(qi)用(yong)(yong)(yong)風(feng)(feng)(feng)(feng)機(ji)(ji),這類風(feng)(feng)(feng)(feng)機(ji)(ji)一般是供工(gong)廠及(ji)各種建(jian)筑(zhu)物通(tong)風(feng)(feng)(feng)(feng)換(huan)氣(qi)及(ji)采暖通(tong)風(feng)(feng)(feng)(feng)用(yong)(yong)(yong),要(yao)求(qiu)壓力(li)(li)(li)不高,但噪聲要(yao)求(qiu)要(yao)低,可采用(yong)(yong)(yong)離心式(shi)(shi)(shi)或(huo)軸(zhou)流(liu)式(shi)(shi)(shi)風(feng)(feng)(feng)(feng)機(ji)(ji)。
風(feng)(feng)管(guan)(guan)主要(yao)指中央空(kong)調(diao)系(xi)統(tong)的通風(feng)(feng)管(guan)(guan)道,它(ta)常常被忽視(shi),但卻是空(kong)調(diao)系(xi)統(tong)的重(zhong)要(yao)組成部分(fen),目(mu)前(qian)常見的風(feng)(feng)管(guan)(guan)主要(yao)有四種:1)鍍鋅(xin)薄鋼板風(feng)(feng)管(guan)(guan);2)無(wu)機(ji)(ji)玻(bo)璃(li)鋼風(feng)(feng)管(guan)(guan);3)復合玻(bo)纖板風(feng)(feng)管(guan)(guan);4)纖維織(zhi)物風(feng)(feng)管(guan)(guan)。鍍鋅(xin)薄鋼板風(feng)(feng)管(guan)(guan):早使用(yong)的風(feng)(feng)管(guan)(guan),采用(yong)鍍鋅(xin)薄鋼板制作(zuo)(zuo),適(shi)合含濕量小的一般性氣體(ti)的輸(shu)送,有易(yi)生銹,無(wu)保溫和消(xiao)聲功(gong)能,制作(zuo)(zuo)安(an)裝周期長的特點。無(wu)機(ji)(ji)玻(bo)璃(li)鋼風(feng)(feng)管(guan)(guan):較(jiao)新的風(feng)(feng)管(guan)(guan)類(lei)型(xing),采用(yong)玻(bo)璃(li)纖維增(zeng)強無(wu)機(ji)(ji)材料制作(zuo)(zuo),遇火不燃(ran)、耐(nai)腐蝕、份量重(zhong),硬度大但較(jiao)脆(cui),受(shou)自重(zhong)影響易(yi)變形酥裂(lie),無(wu)保溫和消(xiao)聲性能,制作(zuo)(zuo)安(an)裝周期長。
消(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)器(qi)是利用聲(sheng)(sheng)(sheng)的吸(xi)收(shou)(shou)、反射(she)、干涉等(deng)原(yuan)理,降低通風與空調系(xi)統中(zhong)氣流噪聲(sheng)(sheng)(sheng)的裝置。根據消(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)原(yuan)理的不同可(ke)以(yi)分(fen)為(wei)阻性(xing)、抗性(xing)、共振(zhen)型(xing)和(he)(he)復合型(xing)等(deng)。一、阻性(xing)消(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)器(qi),阻性(xing)消(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)器(qi)利用吸(xi)聲(sheng)(sheng)(sheng)材(cai)(cai)料(liao)的吸(xi)聲(sheng)(sheng)(sheng)作用而(er)消(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)的。其構造是把吸(xi)聲(sheng)(sheng)(sheng)材(cai)(cai)料(liao)固(gu)定在氣流流動的管(guan)道內(nei)壁,或按(an)一定方式排列在管(guan)道或殼體內(nei)構成阻性(xing)消(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)器(qi),吸(xi)聲(sheng)(sheng)(sheng)材(cai)(cai)料(liao)能夠把入射(she)在其上(shang)的聲(sheng)(sheng)(sheng)能部分(fen)地吸(xi)收(shou)(shou)掉(diao)。聲(sheng)(sheng)(sheng)能之(zhi)所(suo)以(yi)能被吸(xi)收(shou)(shou),是由(you)于吸(xi)聲(sheng)(sheng)(sheng)材(cai)(cai)料(liao)的多孔(kong)性(xing)和(he)(he)松散(san)性(xing)。當聲(sheng)(sheng)(sheng)波進入孔(kong)隙,引起孔(kong)隙中(zhong)的空氣和(he)(he)材(cai)(cai)料(liao)產生微小的振(zhen)動,由(you)于摩(mo)擦和(he)(he)粘滯阻力。使相當一部分(fen)聲(sheng)(sheng)(sheng)能化為(wei)熱(re)能而(er)被吸(xi)收(shou)(shou)掉(diao)。