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1) 送風(feng)(feng)(feng),包括通氣(qi)(qi)(qi),如(ru)(ru)送鮮(xian)風(feng)(feng)(feng)和排(pai)氣(qi)(qi)(qi),這個范圍(wei)很廣,如(ru)(ru)工廠車間,生(sheng)產(chan)(chan)場地空氣(qi)(qi)(qi),由(you)于有害氣(qi)(qi)(qi)體產(chan)(chan)生(sheng)需(xu)要(yao)(yao)排(pai)出室外(wai)(wai),又需(xu)要(yao)(yao)把室外(wai)(wai)空氣(qi)(qi)(qi)輸送至室內。這時就要(yao)(yao)使用(yong)流量(liang)(liang)(liang)大而壓力小的(de)(de)(de)(de)空氣(qi)(qi)(qi)輸送管(guan)(guan)道(dao),螺(luo)旋(xuan)風(feng)(feng)(feng)管(guan)(guan)就適用(yong),一般情況(kuang)下使用(yong)鍍鋅(xin)鐵管(guan)(guan),有腐蝕性及特(te)別(bie)潮濕(shi)場所使用(yong)不銹鋼管(guan)(guan)。2) 送冷風(feng)(feng)(feng)。常見的(de)(de)(de)(de)是(shi)(shi)中(zhong)央空調的(de)(de)(de)(de)管(guan)(guan)道(dao),這種管(guan)(guan)道(dao)需(xu)要(yao)(yao)加保(bao)(bao)溫材料。螺(luo)旋(xuan)風(feng)(feng)(feng)管(guan)(guan)可內貼保(bao)(bao)溫材料,外(wai)(wai)表看來美(mei)觀(guan)。3) 排(pai)油(you)煙。飯(fan)店、酒樓、賓館的(de)(de)(de)(de)廚(chu)房(fang)均有大量(liang)(liang)(liang)油(you)煙產(chan)(chan)生(sheng),需(xu)要(yao)(yao)排(pai)出,使用(yong)圓形的(de)(de)(de)(de)風(feng)(feng)(feng)管(guan)(guan)就是(shi)(shi)油(you)煙囪。在這里,螺(luo)旋(xuan)風(feng)(feng)(feng)管(guan)(guan)該叫做油(you)煙管(guan)(guan)。4) 除塵(chen)。有些工廠生(sheng)產(chan)(chan)車間很多(duo)塵(chen)埃,需(xu)要(yao)(yao)專(zhuan)門(men)的(de)(de)(de)(de)除塵(chen)裝置,其中(zhong)量(liang)(liang)(liang)較大的(de)(de)(de)(de)管(guan)(guan)道(dao),可使用(yong)螺(luo)旋(xuan)風(feng)(feng)(feng)管(guan)(guan)。5) 散裝物料輸送。有些工廠的(de)(de)(de)(de)生(sheng)產(chan)(chan)過程中(zhong),需(xu)要(yao)(yao)輸送松(song)散的(de)(de)(de)(de)顆(ke)粒,特(te)別(bie)是(shi)(shi)比重(zhong)不大的(de)(de)(de)(de)如(ru)(ru)發泡塑料粒之類的(de)(de)(de)(de)使用(yong)螺(luo)旋(xuan)風(feng)(feng)(feng)管(guan)(guan)造價低、效果好(hao)。
一、風管及部件安裝的有關規定1.風管安裝的強制規定,當風管穿過需要封閉的防火、防爆墻體或樓板時,應設預埋管或防護套管。套管鋼板厚度不應小于1.6mm,風管與防護套管之間應用不燃且對人體無害的柔性材料封堵,風道應安裝設防火閥。風管內嚴禁各種管道、電線敷設及穿越;輸送含有易燃易爆氣體或安裝在易燃易爆環境的風管系統,應有良好的接地,通過生活區、生產房間時必須嚴密,不得設接口;高品質消防風機室外主管的固定拉索嚴禁拉在避雷針或避雷網上。輸送溫度高于80℃的空氣的風管,應按設計要求采取防護措施。2.風管安裝的一般規定風管安裝宜在建筑圍護結構施工完畢、場所清理后進行。凈化空調風管應在安裝部位地面做好,墻面抹灰工序完畢,室內無飛塵或有防塵措施后進行。江北消防風機安(an)裝(zhuang)風(feng)管(guan)(guan)前應清(qing)除管(guan)(guan)內外雜物,并做好(hao)清(qing)潔和(he)保護工作,風(feng)管(guan)(guan)安(an)裝(zhuang)的(de)位置(zhi)、標(biao)高(gao)和(he)走向等應符(fu)合設(she)計要求,現場風(feng)管(guan)(guan)接口的(de)配置(zhi)不得縮(suo)小有效截(jie)面。
層(ceng)(ceng)高(gao)(gao)過(guo)高(gao)(gao)如(ru)何提高(gao)(gao)制冷效果,解決方案(an)(an):較(jiao)(jiao)(jiao)(jiao)之(zhi)于(yu)(yu)常(chang)規層(ceng)(ceng)高(gao)(gao)的(de)(de)(de)房屋(一般(ban)(ban)為(wei)2.6-2.7米左右)。別(bie)墅(shu)(shu)的(de)(de)(de)層(ceng)(ceng)高(gao)(gao)一般(ban)(ban)都(dou)為(wei)3米甚(shen)至以上(shang)的(de)(de)(de)高(gao)(gao)度。此前(qian)提下(xia)中央空(kong)調制冷和采暖的(de)(de)(de)配(pei)比較(jiao)(jiao)(jiao)(jiao)之(zhi)于(yu)(yu)一般(ban)(ban)層(ceng)(ceng)高(gao)(gao)的(de)(de)(de)房屋會更高(gao)(gao)。如(ru)一般(ban)(ban)平(ping)(ping)層(ceng)(ceng)的(de)(de)(de)配(pei)比為(wei)200w/平(ping)(ping)方。別(bie)墅(shu)(shu)為(wei)230-280w/平(ping)(ping)方。空(kong)調外(wai)機需要如(ru)何擺放較(jiao)(jiao)(jiao)(jiao)為(wei)合理(li),解決方案(an)(an):別(bie)墅(shu)(shu)由于(yu)(yu)面(mian)積(ji)較(jiao)(jiao)(jiao)(jiao)大,較(jiao)(jiao)(jiao)(jiao)之(zhi)于(yu)(yu)平(ping)(ping)層(ceng)(ceng)一般(ban)(ban)外(wai)機的(de)(de)(de)功率較(jiao)(jiao)(jiao)(jiao)大。體積(ji)也就較(jiao)(jiao)(jiao)(jiao)之(zhi)平(ping)(ping)層(ceng)(ceng)會更大。一般(ban)(ban)的(de)(de)(de)擺放位置位于(yu)(yu)本身建筑的(de)(de)(de)自(zi)留(liu)機位或(huo)(huo)者(zhe)位于(yu)(yu)門(men)口或(huo)(huo)者(zhe)陽臺(tai)花園的(de)(de)(de)平(ping)(ping)臺(tai)之(zhi)上(shang)。鋪(pu)設可(ke)供平(ping)(ping)衡的(de)(de)(de)水泥(ni)臺(tai)面(mian)即(ji)可(ke)。
現(xian)階(jie)段是(shi)(shi)很(hen)多雞(ji)舍都(dou)配(pei)備了(le)通(tong)(tong)風(feng)(feng)(feng)管(guan)(guan)(guan),我是(shi)(shi)2013年開(kai)始(shi)用(yong)的(de)通(tong)(tong)風(feng)(feng)(feng)管(guan)(guan)(guan),在(zai)(zai)使(shi)(shi)用(yong)過(guo)(guo)(guo)(guo)程中,曾(ceng)經出現(xian)過(guo)(guo)(guo)(guo)很(hen)多問(wen)題(ti),現(xian)總結(jie)一下(xia)(xia),歡(huan)迎(ying)拍磚交(jiao)流。一,通(tong)(tong)風(feng)(feng)(feng)管(guan)(guan)(guan)的(de)作用(yong)。1降低(di)操作負(fu)壓(ya)。冬季(ji)沒(mei)安裝(zhuang)通(tong)(tong)風(feng)(feng)(feng)管(guan)(guan)(guan)的(de)雞(ji)舍,使(shi)(shi)用(yong)小窗通(tong)(tong)風(feng)(feng)(feng),尤其是(shi)(shi)跨度大的(de)雞(ji)舍為了(le)導風(feng)(feng)(feng)合理(li)(li)安全(quan),使(shi)(shi)用(yong)高(gao)(gao)負(fu)壓(ya)通(tong)(tong)風(feng)(feng)(feng)。而使(shi)(shi)用(yong)通(tong)(tong)風(feng)(feng)(feng)管(guan)(guan)(guan)道(dao),由(you)于(yu)進(jin)風(feng)(feng)(feng)在(zai)(zai)管(guan)(guan)(guan)道(dao)內基本不擴散(san),低(di)負(fu)壓(ya)下(xia)(xia)都(dou)是(shi)(shi)按照風(feng)(feng)(feng)管(guan)(guan)(guan)方向(xiang)(xiang),依次從開(kai)口處出風(feng)(feng)(feng)。2位(wei)置(zhi)高(gao)(gao),出風(feng)(feng)(feng)均勻(yun)。進(jin)風(feng)(feng)(feng)雖然在(zai)(zai)管(guan)(guan)(guan)道(dao)內沒(mei)有預熱,但下(xia)(xia)落位(wei)置(zhi)高(gao)(gao),向(xiang)(xiang)下(xia)(xia)擴散(san)時間就是(shi)(shi)預熱過(guo)(guo)(guo)(guo)程。3跟風(feng)(feng)(feng)機配(pei)合合理(li)(li)配(pei)置(zhi),在(zai)(zai)初始(shi)開(kai)啟風(feng)(feng)(feng)機階(jie)段,由(you)于(yu)設計問(wen)題(ti)導致進(jin)風(feng)(feng)(feng)窗使(shi)(shi)用(yong)不安全(quan),可以利用(yong)通(tong)(tong)風(feng)(feng)(feng)管(guan)(guan)(guan)過(guo)(guo)(guo)(guo)渡。