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地(di)址:重(zhong)慶市江津區(qu)雙(shuang)福新區(qu)福星大(da)道937號鑫成瑞暖通(tong)廠區(qu)
1.風管程度安裝,邊長尺寸小于等于400mm,間距不應大于4m;大于400mm,不應大于3m;對于薄鋼板法蘭的風管,其支、吊架間距不應大于3m。2.風管垂直安裝,間距不應大于4m,不銹鋼通風管道單根直管至少應有2個固定點。3.支、吊架不宜設置在風口、閥門、檢討門及自控機構處,離風口或插接管的距離不宜小于200mm。4.當程度懸吊的主、干風管長度超過20m時,高品質不銹鋼通風管道應設(she)置防止擺動固(gu)(gu)定點,每(mei)個系(xi)統不(bu)應少于(yu)(yu)(yu)1個。5.防火閥直徑或(huo)長(chang)邊(bian)尺(chi)寸大(da)于(yu)(yu)(yu)等于(yu)(yu)(yu)630mm時,宜設(she)獨立支、吊(diao)架。6.帶(dai)高效過濾(lv)器(qi)的(de)送風(feng)口(kou),應采取(qu)可分離調(diao)節高度(du)的(de)吊(diao)桿。金屬風(feng)管(guan)的(de)加固(gu)(gu):矩形(xing)風(feng)管(guan)邊(bian)長(chang)大(da)于(yu)(yu)(yu)630mm、保(bao)溫風(feng)管(guan)邊(bian)長(chang)大(da)于(yu)(yu)(yu)800mm,并且管(guan)段長(chang)度(du)大(da)于(yu)(yu)(yu)1250mm或(huo)低(di)壓風(feng)管(guan)單(dan)邊(bian)平面(mian)積(ji)大(da)于(yu)(yu)(yu)1.2m2、中、高壓風(feng)管(guan)大(da)于(yu)(yu)(yu)1.0m2中,均應采用加固(gu)(gu)辦法(fa)。角鋼(gang)、加固(gu)(gu)筋的(de)加固(gu)(gu),其(qi)高度(du)應小于(yu)(yu)(yu)或(huo)等于(yu)(yu)(yu)風(feng)管(guan)的(de)寬度(du)。角鋼(gang)、加固(gu)(gu)筋與風(feng)管(guan)鉚接(jie)的(de)間隔應均勻,不(bu)應大(da)于(yu)(yu)(yu)220mm。.對于(yu)(yu)(yu)凈(jing)化空調(diao)系(xi)統,不(bu)應在風(feng)管(guan)內設(she)加固(gu)(gu)框(kuang)及加固(gu)(gu)筋。
1、消聲(sheng)(sheng)性(xing)(xing)(xing)能(neng)(neng):鍍鋅(xin)薄(bo)(bo)(bo)鋼(gang)板(ban)(ban)風(feng)(feng)(feng)管(guan)(guan)(guan)(guan):無(wu)消聲(sheng)(sheng)性(xing)(xing)(xing)能(neng)(neng),自身震(zhen)動(dong)會(hui)(hui)產(chan)生聲(sheng)(sheng)音,必(bi)須(xu)加(jia)裝消聲(sheng)(sheng)器。無(wu)機玻(bo)璃(li)(li)鋼(gang)風(feng)(feng)(feng)管(guan)(guan)(guan)(guan):無(wu)消聲(sheng)(sheng)性(xing)(xing)(xing)能(neng)(neng),隔(ge)聲(sheng)(sheng)性(xing)(xing)(xing)能(neng)(neng)優(you)于鍍鋅(xin)薄(bo)(bo)(bo)鋼(gang)板(ban)(ban)風(feng)(feng)(feng)管(guan)(guan)(guan)(guan),必(bi)須(xu)加(jia)裝消聲(sheng)(sheng)器。復合(he)玻(bo)纖(xian)板(ban)(ban)風(feng)(feng)(feng)管(guan)(guan)(guan)(guan):其(qi)管(guan)(guan)(guan)(guan)壁是一種多孔性(xing)(xing)(xing)吸聲(sheng)(sheng)材料,可(ke)(ke)省去(qu)專(zhuan)用(yong)消聲(sheng)(sheng)器。纖(xian)維織(zhi)物風(feng)(feng)(feng)管(guan)(guan)(guan)(guan):其(qi)管(guan)(guan)(guan)(guan)壁為(wei)(wei)柔性(xing)(xing)(xing)纖(xian)維織(zhi)物,本身就是聲(sheng)(sheng)音的(de)不良導(dao)體和(he)吸收體,自身不會(hui)(hui)產(chan)生聲(sheng)(sheng)音,還可(ke)(ke)以一定程度上吸收設備噪(zao)聲(sheng)(sheng),隨著管(guan)(guan)(guan)(guan)道(dao)的(de)延長,效果更為(wei)(wei)明顯,可(ke)(ke)省去(qu)專(zhuan)用(yong)消聲(sheng)(sheng)器。2、保(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)性(xing)(xing)(xing)能(neng)(neng):鍍鋅(xin)薄(bo)(bo)(bo)鋼(gang)板(ban)(ban)風(feng)(feng)(feng)管(guan)(guan)(guan)(guan):導(dao)熱(re)系(xi)(xi)數(shu)很大(為(wei)(wei)60.4 W/m?K),無(wu)保(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)性(xing)(xing)(xing)能(neng)(neng),必(bi)須(xu)另外加(jia)包(bao)保(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)層及保(bao)(bao)護層。無(wu)機玻(bo)璃(li)(li)鋼(gang)風(feng)(feng)(feng)管(guan)(guan)(guan)(guan):導(dao)熱(re)系(xi)(xi)數(shu)大(為(wei)(wei)0.5W/m?K),無(wu)保(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)性(xing)(xing)(xing)能(neng)(neng)。復合(he)玻(bo)纖(xian)板(ban)(ban)風(feng)(feng)(feng)管(guan)(guan)(guan)(guan):導(dao)熱(re)系(xi)(xi)數(shu)小(xiao)(平(ping)均溫(wen)(wen)(wen)(wen)(wen)度24℃時(shi)小(xiao)于1W/m?K),有(you)一定保(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)性(xing)(xing)(xing)能(neng)(neng),不加(jia)裝保(bao)(bao)溫(wen)(wen)(wen)(wen)(wen)。
(1)防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)(fa)使(shi)用及(ji)安(an)(an)裝(a) 安(an)(an)裝前必須檢(jian)查防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)(fa)外觀質(zhi)量(liang)、控制性(xing)能和閥(fa)(fa)(fa)門(men)動作(zuo)(zuo),確認正(zheng)(zheng)常后(hou)配鉆法蘭連接(jie)孔。(b) 安(an)(an)裝時(shi)(shi)防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)(fa)的(de)方(fang)(fang)向(xiang)位置應(ying)(ying)正(zheng)(zheng)確,熔斷器(易熔片)應(ying)(ying)先于(yu)葉片軸接(jie)觸熱(re)氣流(liu)(liu)(即位于(yu)葉片的(de)迎(ying)風側)。自重(zhong)式防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)(fa)要(yao)注意(yi)葉片的(de)上下方(fang)(fang)向(xiang)氣流(liu)(liu)方(fang)(fang)向(xiang)標志,不得倒置。(c) 防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)(fa)應(ying)(ying)牢靠(kao)(kao)地(di)固定在(zai)設定的(de)位置上,確保(bao)當發生火(huo)(huo)(huo)(huo)災時(shi)(shi)不致因管(guan)道變形下塌而影(ying)響(xiang)工作(zuo)(zuo)性(xing)能,必要(yao)時(shi)(shi)應(ying)(ying)設吊(diao)架(jia)。(d) 具有風量(liang)調節功能的(de)防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)(fa),應(ying)(ying)在(zai)調試過程(cheng)(cheng)中(zhong)調定閥(fa)(fa)(fa)門(men)開度。(e) 當設計(ji)防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)(fa)為吊(diao)頂(ding)安(an)(an)裝或靠(kao)(kao)近墻體(ti)安(an)(an)裝時(shi)(shi),要(yao)保(bao)證防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)(fa)周圍貿有足夠空(kong)間。(f) 安(an)(an)裝防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)(fa)后(hou)的(de)施工過程(cheng)(cheng)中(zhong),要(yao)注意(yi)不得使(shi)閥(fa)(fa)(fa)體(ti)、操作(zuo)(zuo)裝置等受到損傷、變形,以免影(ying)響(xiang)其工作(zuo)(zuo)性(xing)能(g) 安(an)(an)裝后(hou)應(ying)(ying)對防(fang)(fang)火(huo)(huo)(huo)(huo)閥(fa)(fa)(fa)清掃檢(jian)查,閥(fa)(fa)(fa)體(ti)內不得有雜(za)物(wu),并進(jin)行操作(zuo)(zuo)試驗,確保(bao)閥(fa)(fa)(fa)體(ti)正(zheng)(zheng)常工作(zuo)(zuo)。
在(zai)(zai)葉(xie)(xie)輪(lun)(lun)運轉(zhuan)初(chu)期及所(suo)有定期檢查(cha)的時候(hou),只要(yao)一有機會(hui),都必須(xu)檢查(cha)葉(xie)(xie)輪(lun)(lun)是否出現裂紋、磨損、積塵(chen)(chen)等缺陷。只要(yao)有可(ke)(ke)能(neng),都必須(xu)使葉(xie)(xie)輪(lun)(lun)保(bao)持(chi)清(qing)潔狀(zhuang)態(tai),并定期用(yong)鋼絲(si)刷刷去(qu)上面的積塵(chen)(chen)和(he)銹皮等,因為(wei)隨(sui)著運行(xing)時間的加長,這(zhe)些灰塵(chen)(chen)由于不可(ke)(ke)能(neng)均勻地附著在(zai)(zai)葉(xie)(xie)輪(lun)(lun)上,而造成葉(xie)(xie)輪(lun)(lun)平衡(heng)破壞(huai),以至引起轉(zhuan)子振動(dong)。葉(xie)(xie)輪(lun)(lun)只要(yao)進行(xing)了修理,就需要(yao)對其再作動(dong)平衡(heng)。如有條件,可(ke)(ke)以使用(yong)便攜(xie)試動(dong)平衡(heng)儀在(zai)(zai)現場進行(xing)平衡(heng)。在(zai)(zai)作動(dong)平衡(heng)之前,必須(xu)檢查(cha)所(suo)有緊定螺(luo)栓(shuan)是否上緊。因為(wei)葉(xie)(xie)輪(lun)(lun)已經在(zai)(zai)不平衡(heng)狀(zhuang)態(tai)下(xia)運行(xing)了一段時間,這(zhe)些螺(luo)栓(shuan)可(ke)(ke)能(neng)已經松動(dong)。