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現(xian)階段是很多(duo)雞舍都(dou)配備了(le)通(tong)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan),我(wo)是2013年開(kai)始用的(de)(de)(de)通(tong)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan),在(zai)(zai)使用過(guo)程(cheng)中(zhong),曾經出現(xian)過(guo)很多(duo)問題(ti)(ti),現(xian)總結(jie)一下,歡迎(ying)拍磚交流。一,通(tong)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)的(de)(de)(de)作用。1降低(di)操作負(fu)壓。冬(dong)季沒安(an)裝通(tong)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)的(de)(de)(de)雞舍,使用小(xiao)窗通(tong)風(feng)(feng)(feng)(feng),尤其是跨度大的(de)(de)(de)雞舍為了(le)導風(feng)(feng)(feng)(feng)合(he)(he)理(li)安(an)全,使用高負(fu)壓通(tong)風(feng)(feng)(feng)(feng)。而(er)使用通(tong)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)道,由(you)于進風(feng)(feng)(feng)(feng)在(zai)(zai)管(guan)(guan)(guan)道內基(ji)本不擴散(san),低(di)負(fu)壓下都(dou)是按(an)照風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)方向,依次從(cong)開(kai)口處出風(feng)(feng)(feng)(feng)。2位置(zhi)高,出風(feng)(feng)(feng)(feng)均勻(yun)。進風(feng)(feng)(feng)(feng)雖然在(zai)(zai)管(guan)(guan)(guan)道內沒有(you)預(yu)熱,但(dan)下落位置(zhi)高,向下擴散(san)時(shi)間就是預(yu)熱過(guo)程(cheng)。3跟(gen)風(feng)(feng)(feng)(feng)機配合(he)(he)合(he)(he)理(li)配置(zhi),在(zai)(zai)初(chu)始開(kai)啟風(feng)(feng)(feng)(feng)機階段,由(you)于設(she)計問題(ti)(ti)導致進風(feng)(feng)(feng)(feng)窗使用不安(an)全,可以(yi)利用通(tong)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)過(guo)渡。
確(que)(que)保(bao)通(tong)風(feng)效(xiao)果(guo):高(gao)(gao)(gao)溫消(xiao)防排(pai)煙風(feng)機的(de)(de)使用(yong)介質本身溫度相對(dui)較高(gao)(gao)(gao),且自身的(de)(de)運(yun)轉(zhuan)也是(shi)會產生(sheng)一定(ding)的(de)(de)溫度,若是(shi)將其(qi)放(fang)在(zai)(zai)密封環境中(zhong),那么(me)很容易就會導致高(gao)(gao)(gao)溫現象(xiang)發(fa)生(sheng),針對(dui)于這種(zhong)情況在(zai)(zai)前(qian)期(qi)選擇安裝環境時就應該要(yao)多注意,好(hao)(hao)是(shi)能夠將其(qi)放(fang)在(zai)(zai)通(tong)風(feng)效(xiao)果(guo)較好(hao)(hao)的(de)(de)環境中(zhong),通(tong)過(guo)(guo)對(dui)流運(yun)動來有(you)效(xiao)降(jiang)低溫度,這是(shi)可以(yi)(yi)有(you)效(xiao)的(de)(de)防止(zhi)高(gao)(gao)(gao)溫現象(xiang)的(de)(de)發(fa)生(sheng)。確(que)(que)保(bao)電(dian)(dian)流大小合適:消(xiao)防排(pai)煙風(feng)機的(de)(de)使用(yong)還是(shi)要(yao)注意電(dian)(dian)流問題,是(shi)應該要(yao)防止(zhi)電(dian)(dian)流過(guo)(guo)大現象(xiang)發(fa)生(sheng),否則會讓在(zai)(zai)運(yun)行中(zhong)會因(yin)(yin)為(wei)電(dian)(dian)流過(guo)(guo)大而產生(sheng)較多的(de)(de)電(dian)(dian)阻,而這也是(shi)會導致高(gao)(gao)(gao)溫現象(xiang)發(fa)生(sheng)。因(yin)(yin)為(wei)高(gao)(gao)(gao)溫會直(zhi)接影響著消(xiao)防排(pai)煙風(feng)機的(de)(de)使用(yong),因(yin)(yin)此在(zai)(zai)日常使用(yong)中(zhong)就應該要(yao)采取措施(shi)來有(you)效(xiao)的(de)(de)防止(zhi)高(gao)(gao)(gao)溫現象(xiang)發(fa)生(sheng),且在(zai)(zai)高(gao)(gao)(gao)溫之后(hou)要(yao)采取措施(shi)來降(jiang)溫,以(yi)(yi)確(que)(que)保(bao)安全(quan)。
消(xiao)(xiao)防(fang)排煙(yan)(yan)風(feng)機廠(chang)家產品由(you)多(duo)個配件(jian)構成(cheng)(cheng)(cheng),比如說葉(xie)輪、機殼、軸承、主(zhu)軸等(deng)等(deng)構成(cheng)(cheng)(cheng),而(er)(er)(er)不(bu)同(tong)(tong)的(de)(de)(de)(de)(de)配件(jian)也起著(zhu)不(bu)同(tong)(tong)的(de)(de)(de)(de)(de)作(zuo)用(yong)。首先(xian)對于葉(xie)輪而(er)(er)(er)言,一般(ban)采用(yong)優質鍍鋅(xin)板(ban)制作(zuo)而(er)(er)(er)成(cheng)(cheng)(cheng)的(de)(de)(de)(de)(de)葉(xie)片(pian),通(tong)(tong)(tong)過(guo)傾斜設(she)計,與(yu)拉伸成(cheng)(cheng)(cheng)型的(de)(de)(de)(de)(de)前盤(pan)一起形(xing)成(cheng)(cheng)(cheng)了(le)更合理的(de)(de)(de)(de)(de)流道(dao)(dao)(dao),從而(er)(er)(er)保證了(le)葉(xie)輪的(de)(de)(de)(de)(de)高效(xiao)率。而(er)(er)(er)軸承是帶鑄造座的(de)(de)(de)(de)(de)外球面(mian)軸承,可以通(tong)(tong)(tong)過(guo)外球面(mian)配合調(diao)整同(tong)(tong)軸度的(de)(de)(de)(de)(de)誤差。主(zhu)軸一般(ban)采用(yong)45#鋼經(jing)調(diao)制處理后精(jing)車(che)而(er)(er)(er)成(cheng)(cheng)(cheng),保證足夠的(de)(de)(de)(de)(de)光(guang)潔度和(he)(he)(he)尺(chi)寸精(jing)。另外兩層(ceng)板(ban)內部(bu)填充(chong)消(xiao)(xiao)聲材料(liao),能更有效(xiao)隔(ge)熱降噪。消(xiao)(xiao)防(fang)排煙(yan)(yan)風(feng)機不(bu)能距離(li)隧道(dao)(dao)(dao)的(de)(de)(de)(de)(de)邊壁太(tai)近,避免(mian)影響通(tong)(tong)(tong)風(feng)效(xiao)果。通(tong)(tong)(tong)風(feng)系統從安(an)全隧道(dao)(dao)(dao)向通(tong)(tong)(tong)過(guo)橫(heng)通(tong)(tong)(tong)道(dao)(dao)(dao)向事(shi)故(gu)隧道(dao)(dao)(dao)方向送風(feng),抑(yi)制煙(yan)(yan)氣進入(ru)橫(heng)通(tong)(tong)(tong)道(dao)(dao)(dao)及未發生事(shi)故(gu)的(de)(de)(de)(de)(de)隧道(dao)(dao)(dao),滿足疏(shu)散(san)人員迎(ying)著(zhu)新(xin)(xin)風(feng)進入(ru)橫(heng)通(tong)(tong)(tong)道(dao)(dao)(dao)和(he)(he)(he)安(an)全隧道(dao)(dao)(dao)內,同(tong)(tong)時保證等(deng)待區域所(suo)需要的(de)(de)(de)(de)(de)新(xin)(xin)鮮空氣。充(chong)分利用(yong)定點救援站處的(de)(de)(de)(de)(de)斜井和(he)(he)(he)隧道(dao)(dao)(dao)兩端(duan)的(de)(de)(de)(de)(de)消(xiao)(xiao)防(fang)排煙(yan)(yan)風(feng)機作(zuo)為(wei)送入(ru)新(xin)(xin)風(feng)和(he)(he)(he)排煙(yan)(yan)的(de)(de)(de)(de)(de)通(tong)(tong)(tong)道(dao)(dao)(dao),通(tong)(tong)(tong)風(feng)必(bi)須維持橫(heng)通(tong)(tong)(tong)道(dao)(dao)(dao)口處于正壓狀(zhuang)態,防(fang)止煙(yan)(yan)氣流向通(tong)(tong)(tong)道(dao)(dao)(dao)內。
消聲器是利用聲的吸收、反射、干涉等原理,降低通風與空調系統中氣流噪聲的裝置。貴州不銹鋼通風管根據消聲原理的不同可以分為阻性、抗性、共振型和復合型等。一、阻性消聲器,阻性消聲器利用吸聲材料的吸聲作用而消聲的。其構造是把吸聲材料固定在氣流流動的管道內壁,推薦不銹鋼通風管或(huo)按一定方式排列(lie)在(zai)管道或(huo)殼體內構成阻性消(xiao)聲(sheng)器,吸(xi)聲(sheng)材料(liao)(liao)能(neng)夠把入射在(zai)其上(shang)的聲(sheng)能(neng)部(bu)分(fen)地吸(xi)收掉。聲(sheng)能(neng)之所以能(neng)被吸(xi)收,是由于吸(xi)聲(sheng)材料(liao)(liao)的多孔(kong)性和(he)松(song)散(san)性。當聲(sheng)波進入孔(kong)隙,引(yin)起孔(kong)隙中的空氣和(he)材料(liao)(liao)產生(sheng)微小的振動,由于摩擦和(he)粘滯阻力。使相(xiang)當一部(bu)分(fen)聲(sheng)能(neng)化為熱能(neng)而被吸(xi)收掉。
防(fang)(fang)(fang)火(huo)(huo)(huo)閥(fa)(fa)是用來(lai)阻斷來(lai)自火(huo)(huo)(huo)災區的(de)煙氣及(ji)火(huo)(huo)(huo)焰(yan)通(tong)過,并在(zai)一定時間內能滿足耐火(huo)(huo)(huo)穩定性(xing)和(he)耐火(huo)(huo)(huo)完整(zheng)性(xing)要求的(de)閥(fa)(fa)門(men)。為了(le)將火(huo)(huo)(huo)災引起的(de)損失(shi)減少到小程度,就必須采取(qu)有效的(de)防(fang)(fang)(fang)火(huo)(huo)(huo)、防(fang)(fang)(fang)排煙措(cuo)施,以控制火(huo)(huo)(huo)勢蔓延(yan),而防(fang)(fang)(fang)火(huo)(huo)(huo)閥(fa)(fa)在(zai)通(tong)風、空調(diao)及(ji)防(fang)(fang)(fang)排煙系(xi)統中的(de)合(he)理(li)設置,則(ze)起到了(le)重要的(de)作(zuo)用。防(fang)(fang)(fang)火(huo)(huo)(huo)閥(fa)(fa)的(de)結構(gou)和(he)工(gong)作(zuo)原理(li),防(fang)(fang)(fang)火(huo)(huo)(huo)閥(fa)(fa)主(zhu)要由(you)閥(fa)(fa)體(ti)和(he)執行機構(gou)組成(cheng)。閥(fa)(fa)體(ti)由(you)殼體(ti)、法蘭、葉(xie)片(pian)(pian)(pian)及(ji)葉(xie)片(pian)(pian)(pian)聯動機構(gou)等組成(cheng)。執行機構(gou)由(you)外殼、葉(xie)片(pian)(pian)(pian)調(diao)節機構(gou)、離(li)合(he)器(qi)(qi)、溫度熔斷器(qi)(qi)等組成(cheng)。防(fang)(fang)(fang)火(huo)(huo)(huo)閥(fa)(fa)的(de)執行機構(gou)是通(tong)過金屬易熔片(pian)(pian)(pian)和(he)離(li)合(he)器(qi)(qi)機構(gou)來(lai)控制葉(xie)片(pian)(pian)(pian)的(de)轉動。