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風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)分類(lei)可(ke)以按(an)氣(qi)(qi)(qi)體流(liu)(liu)動(dong)(dong)(dong)的(de)(de)(de)方向,分為(wei)離(li)(li)心式(shi)、軸(zhou)流(liu)(liu)式(shi)、斜流(liu)(liu)式(shi)和(he)橫流(liu)(liu)式(shi)等類(lei)型(xing)(xing)。這(zhe)種風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)分類(lei)的(de)(de)(de)機(ji)(ji)(ji)(ji)器有:離(li)(li)心風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)工作時(shi),動(dong)(dong)(dong)力(li)機(ji)(ji)(ji)(ji)(主要是(shi)電(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji))驅(qu)動(dong)(dong)(dong)葉(xie)輪(lun)(lun)在(zai)(zai)蝸形機(ji)(ji)(ji)(ji)殼(ke)(ke)內(nei)旋轉,空氣(qi)(qi)(qi)經吸氣(qi)(qi)(qi)口(kou)從葉(xie)輪(lun)(lun)中(zhong)心處吸入。由(you)于葉(xie)片對氣(qi)(qi)(qi)體的(de)(de)(de)動(dong)(dong)(dong)力(li)作用,氣(qi)(qi)(qi)體壓力(li)和(he)速度得以提高,并在(zai)(zai)離(li)(li)心力(li)作用下(xia)沿著葉(xie)道(dao)甩向機(ji)(ji)(ji)(ji)殼(ke)(ke),從排氣(qi)(qi)(qi)口(kou)排出(chu)。因氣(qi)(qi)(qi)體在(zai)(zai)葉(xie)輪(lun)(lun)內(nei)的(de)(de)(de)流(liu)(liu)動(dong)(dong)(dong)主要是(shi)在(zai)(zai)徑向平面內(nei),故又(you)稱徑流(liu)(liu)風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)。離(li)(li)心風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)主要由(you)葉(xie)輪(lun)(lun)和(he)機(ji)(ji)(ji)(ji)殼(ke)(ke)組成,小型(xing)(xing)風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)的(de)(de)(de)葉(xie)輪(lun)(lun)直接(jie)(jie)裝在(zai)(zai)電(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)上中(zhong)、大型(xing)(xing)風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)通過聯軸(zhou)器或皮帶輪(lun)(lun)與電(dian)動(dong)(dong)(dong)機(ji)(ji)(ji)(ji)聯接(jie)(jie)。離(li)(li)心風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)一般為(wei)單(dan)側進氣(qi)(qi)(qi),用單(dan)級葉(xie)輪(lun)(lun);流(liu)(liu)量大的(de)(de)(de)可(ke)雙(shuang)側進氣(qi)(qi)(qi),用兩(liang)個背靠背的(de)(de)(de)葉(xie)輪(lun)(lun),又(you)稱為(wei)雙(shuang)吸式(shi)離(li)(li)心風(feng)(feng)(feng)機(ji)(ji)(ji)(ji)。
一、火災(zai)(zai)自(zi)(zi)動(dong)報(bao)警(jing)(jing)系統:對(dui)(dui)(dui)消(xiao)防(fang)火災(zai)(zai)報(bao)警(jing)(jing)控(kong)制(zhi)器(qi)進(jin)(jin)(jin)行自(zi)(zi)檢(jian)(jian)功(gong)能(neng)檢(jian)(jian)查(cha)(cha)(cha):對(dui)(dui)(dui)可(ke)測量(liang)相關(guan)參數進(jin)(jin)(jin)行查(cha)(cha)(cha)看和記(ji)錄,如回路電(dian)流等;公共場(chang)所煙感(gan)器(qi)、溫感(gan)器(qi)安(an)裝檢(jian)(jian)查(cha)(cha)(cha),與底座接觸是(shi)(shi)否(fou)良(liang)(liang)好,外(wai)觀是(shi)(shi)否(fou)潔凈(jing)完好;每(mei)次(ci)隨機抽取不低于5%的(de)(de)煙感(gan)或(huo)溫感(gan),噴煙或(huo)加熱(re)后查(cha)(cha)(cha)視報(bao)警(jing)(jing)是(shi)(shi)否(fou)正確(que);手動(dong)報(bao)警(jing)(jing)按鈕,檢(jian)(jian)查(cha)(cha)(cha)安(an)裝是(shi)(shi)否(fou)牢(lao)固,有無(wu)破損及丟失;每(mei)次(ci)隨機抽取不低于5%的(de)(de)手動(dong)報(bao)警(jing)(jing)按鈕,進(jin)(jin)(jin)行模擬報(bao)警(jing)(jing),測試(shi)報(bao)警(jing)(jing)功(gong)能(neng)是(shi)(shi)否(fou)正常(chang);對(dui)(dui)(dui)樓層(ceng)內各模塊箱進(jin)(jin)(jin)行外(wai)觀檢(jian)(jian)查(cha)(cha)(cha),外(wai)接線是(shi)(shi)否(fou)固定良(liang)(liang)好;對(dui)(dui)(dui)聯動(dong)控(kong)制(zhi)柜上的(de)(de)按鈕每(mei)次(ci)按10%的(de)(de)比(bi)例進(jin)(jin)(jin)行功(gong)能(neng)試(shi)驗,控(kong)制(zhi)功(gong)能(neng)正常(chang)。對(dui)(dui)(dui)火災(zai)(zai)報(bao)警(jing)(jing)控(kong)制(zhi)柜、聯動(dong)控(kong)制(zhi)柜等進(jin)(jin)(jin)行清掃除塵(chen)。線路松動(dong),應(ying)進(jin)(jin)(jin)行緊固。對(dui)(dui)(dui)自(zi)(zi)檢(jian)(jian)、消(xiao)音、復(fu)位功(gong)能(neng)檢(jian)(jian)查(cha)(cha)(cha),主(zhu)電(dian)源與備(bei)用電(dian)源切換、報(bao)警(jing)(jing)檢(jian)(jian)查(cha)(cha)(cha)。二(er)、應(ying)急(ji)照明及疏(shu)散指示(shi)(shi)燈(deng)(deng)(deng)每(mei)3個(ge)月(yue)進(jin)(jin)(jin)行一次(ci)備(bei)用電(dian)池亮(liang)燈(deng)(deng)(deng)(半(ban)個(ge)小時),使電(dian)池放電(dian)后再(zai)充電(dian),延長電(dian)池壽命(ming);檢(jian)(jian)查(cha)(cha)(cha)出(chu)(chu)口指示(shi)(shi)燈(deng)(deng)(deng)玻璃面(mian)板(ban)有無(wu)劃傷或(huo)破裂(lie)現象;出(chu)(chu)口指示(shi)(shi)燈(deng)(deng)(deng)電(dian)源指示(shi)(shi)燈(deng)(deng)(deng)是(shi)(shi)否(fou)亮(liang),如不亮(liang),應(ying)立即修(xiu)理;檢(jian)(jian)查(cha)(cha)(cha)出(chu)(chu)口指示(shi)(shi)燈(deng)(deng)(deng)安(an)裝是(shi)(shi)否(fou)牢(lao)固;針對(dui)(dui)(dui)檢(jian)(jian)查(cha)(cha)(cha)中(zhong)發現的(de)(de)缺陷取下來進(jin)(jin)(jin)行修(xiu)復(fu),再(zai)裝回原位;燈(deng)(deng)(deng)箱外(wai)殼及面(mian)板(ban)擦抹干(gan)凈(jing)。
一(yi)(yi)、風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)及(ji)部件安(an)裝(zhuang)的(de)有(you)關規(gui)定(ding)1.風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)安(an)裝(zhuang)的(de)強(qiang)制規(gui)定(ding),當風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)穿(chuan)過(guo)需(xu)要封(feng)閉的(de)防(fang)火、防(fang)爆墻體或(huo)樓(lou)板(ban)時(shi),應(ying)(ying)設(she)(she)預埋管(guan)(guan)(guan)(guan)(guan)或(huo)防(fang)護(hu)套管(guan)(guan)(guan)(guan)(guan)。套管(guan)(guan)(guan)(guan)(guan)鋼(gang)板(ban)厚度不(bu)(bu)應(ying)(ying)小(xiao)于(yu)1.6mm,風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)與防(fang)護(hu)套管(guan)(guan)(guan)(guan)(guan)之間應(ying)(ying)用不(bu)(bu)燃(ran)且對人(ren)體無害(hai)的(de)柔性材(cai)料封(feng)堵,風(feng)(feng)(feng)(feng)(feng)道(dao)應(ying)(ying)安(an)裝(zhuang)設(she)(she)防(fang)火閥(fa)。風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)內嚴(yan)禁各種管(guan)(guan)(guan)(guan)(guan)道(dao)、電(dian)線敷(fu)設(she)(she)及(ji)穿(chuan)越;輸送(song)含有(you)易燃(ran)易爆氣體或(huo)安(an)裝(zhuang)在(zai)(zai)易燃(ran)易爆環境的(de)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)系統,應(ying)(ying)有(you)良(liang)好的(de)接地,通(tong)過(guo)生活區、生產房間時(shi)必須嚴(yan)密,不(bu)(bu)得(de)設(she)(she)接口;室(shi)外主(zhu)管(guan)(guan)(guan)(guan)(guan)的(de)固定(ding)拉(la)索嚴(yan)禁拉(la)在(zai)(zai)避雷針或(huo)避雷網上。輸送(song)溫(wen)度高(gao)于(yu)80℃的(de)空氣的(de)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan),應(ying)(ying)按設(she)(she)計(ji)要求(qiu)采取防(fang)護(hu)措施。2.風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)安(an)裝(zhuang)的(de)一(yi)(yi)般規(gui)定(ding)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)安(an)裝(zhuang)宜在(zai)(zai)建筑圍護(hu)結(jie)構施工(gong)完畢、場(chang)(chang)所清(qing)理后進行(xing)(xing)。凈化空調風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)應(ying)(ying)在(zai)(zai)安(an)裝(zhuang)部位地面(mian)做(zuo)好,墻面(mian)抹灰工(gong)序(xu)完畢,室(shi)內無飛塵或(huo)有(you)防(fang)塵措施后進行(xing)(xing)。安(an)裝(zhuang)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)前應(ying)(ying)清(qing)除管(guan)(guan)(guan)(guan)(guan)內外雜物,并(bing)做(zuo)好清(qing)潔和保護(hu)工(gong)作,風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)安(an)裝(zhuang)的(de)位置、標高(gao)和走(zou)向等應(ying)(ying)符(fu)合設(she)(she)計(ji)要求(qiu),現(xian)場(chang)(chang)風(feng)(feng)(feng)(feng)(feng)管(guan)(guan)(guan)(guan)(guan)接口的(de)配置不(bu)(bu)得(de)縮小(xiao)有(you)效截(jie)面(mian)。
(1)防火閥使用及安裝(a) 安裝前必須檢查防火閥外觀質量、控制性能和閥門動作,確認正常后配鉆法蘭連接孔。(b) 安裝時防火閥的方向位置應正確,熔斷器(易熔片)應先于葉片軸接觸熱氣流(即位于葉片的迎風側)。自重式防火閥要注意葉片的上下方向氣流方向標志,不得倒置。(c) 防火閥應牢靠地固定在設定的位置上,確保當發生火災時不致因管道變形下塌而影響工作性能,通風設備價格必要時應設吊架。(d) 具有風量調節功能的防火閥,應在調試過程中調定閥門開度。(e) 當設計防火閥為吊頂安裝或靠近墻體安裝時,要保證防火閥周圍貿有足夠空間。(f) 安裝防火閥后的施工過程中,要注意推薦通風設備不得使閥(fa)體、操(cao)(cao)作(zuo)裝(zhuang)置等受到損傷、變(bian)形,以免影響(xiang)其工(gong)作(zuo)性能(g) 安裝(zhuang)后應對防火閥(fa)清掃(sao)檢查,閥(fa)體內不得有雜(za)物(wu),并進行操(cao)(cao)作(zuo)試驗,確保閥(fa)體正常(chang)工(gong)作(zuo)。
層(ceng)高(gao)過(guo)高(gao)如(ru)何提高(gao)制冷效果,解(jie)決方(fang)(fang)案:較(jiao)(jiao)之(zhi)(zhi)于(yu)(yu)常規(gui)層(ceng)高(gao)的(de)(de)房(fang)屋(一(yi)般為2.6-2.7米左右)。別(bie)墅(shu)的(de)(de)層(ceng)高(gao)一(yi)般都(dou)為3米甚至以(yi)上的(de)(de)高(gao)度。此前(qian)提下中(zhong)央空調(diao)制冷和采暖的(de)(de)配(pei)比(bi)較(jiao)(jiao)之(zhi)(zhi)于(yu)(yu)一(yi)般層(ceng)高(gao)的(de)(de)房(fang)屋會(hui)更高(gao)。如(ru)一(yi)般平(ping)(ping)層(ceng)的(de)(de)配(pei)比(bi)為200w/平(ping)(ping)方(fang)(fang)。別(bie)墅(shu)為230-280w/平(ping)(ping)方(fang)(fang)。空調(diao)外機需要(yao)如(ru)何擺放較(jiao)(jiao)為合(he)理,解(jie)決方(fang)(fang)案:別(bie)墅(shu)由于(yu)(yu)面(mian)積較(jiao)(jiao)大(da)(da),較(jiao)(jiao)之(zhi)(zhi)于(yu)(yu)平(ping)(ping)層(ceng)一(yi)般外機的(de)(de)功率較(jiao)(jiao)大(da)(da)。體(ti)積也就較(jiao)(jiao)之(zhi)(zhi)平(ping)(ping)層(ceng)會(hui)更大(da)(da)。一(yi)般的(de)(de)擺放位(wei)置位(wei)于(yu)(yu)本(ben)身建筑的(de)(de)自留機位(wei)或(huo)者(zhe)位(wei)于(yu)(yu)門口或(huo)者(zhe)陽臺花園的(de)(de)平(ping)(ping)臺之(zhi)(zhi)上。鋪設可(ke)供平(ping)(ping)衡的(de)(de)水泥臺面(mian)即可(ke)。