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一(yi)、通(tong)風(feng)(feng)(feng)(feng)與空(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)統(tong)(tong)(tong)的(de)(de)(de)組(zu)成(cheng)(cheng)(cheng)與類別(bie)(一(yi))通(tong)風(feng)(feng)(feng)(feng)系(xi)統(tong)(tong)(tong)的(de)(de)(de)組(zu)成(cheng)(cheng)(cheng),包(bao)括:進(jin)氣(qi)(qi)處理(li)(li)設(she)(she)(she)備(bei)(bei)(bei)(bei),如(ru)空(kong)(kong)(kong)(kong)氣(qi)(qi)過濾設(she)(she)(she)備(bei)(bei)(bei)(bei)、熱(re)(re)(re)(re)濕(shi)處理(li)(li)設(she)(she)(she)備(bei)(bei)(bei)(bei)和(he)(he)(he)空(kong)(kong)(kong)(kong)氣(qi)(qi)凈(jing)化(hua)設(she)(she)(she)備(bei)(bei)(bei)(bei)等(deng)(deng);送(song)風(feng)(feng)(feng)(feng)機(ji)或排(pai)風(feng)(feng)(feng)(feng)機(ji);風(feng)(feng)(feng)(feng)道(dao)系(xi)統(tong)(tong)(tong),如(ru)風(feng)(feng)(feng)(feng)管、送(song)風(feng)(feng)(feng)(feng)口、排(pai)風(feng)(feng)(feng)(feng)口、排(pai)氣(qi)(qi)罩(zhao)等(deng)(deng);排(pai)氣(qi)(qi)處理(li)(li)設(she)(she)(she)備(bei)(bei)(bei)(bei),如(ru)除(chu)塵器、有害氣(qi)(qi)體(ti)凈(jing)化(hua)設(she)(she)(she)備(bei)(bei)(bei)(bei)、風(feng)(feng)(feng)(feng)帽等(deng)(deng)。2.通(tong)風(feng)(feng)(feng)(feng)系(xi)統(tong)(tong)(tong)的(de)(de)(de)類別(bie)有:(二)空(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)統(tong)(tong)(tong)的(de)(de)(de)組(zu)成(cheng)(cheng)(cheng)——空(kong)(kong)(kong)(kong)氣(qi)(qi)處理(li)(li)設(she)(she)(she)備(bei)(bei)(bei)(bei)、熱(re)(re)(re)(re)源(yuan)(yuan)和(he)(he)(he)冷(leng)源(yuan)(yuan)、空(kong)(kong)(kong)(kong)調(diao)(diao)風(feng)(feng)(feng)(feng)系(xi)統(tong)(tong)(tong)、水(shui)(shui)(shui)系(xi)統(tong)(tong)(tong)、控(kong)制(zhi)(zhi)、調(diao)(diao)節(jie)裝置(1)空(kong)(kong)(kong)(kong)氣(qi)(qi)處理(li)(li)設(she)(she)(she)備(bei)(bei)(bei)(bei):空(kong)(kong)(kong)(kong)氣(qi)(qi)加熱(re)(re)(re)(re)或冷(leng)卻(que)設(she)(she)(she)備(bei)(bei)(bei)(bei)、空(kong)(kong)(kong)(kong)氣(qi)(qi)加濕(shi)或去(qu)濕(shi)設(she)(she)(she)備(bei)(bei)(bei)(bei)和(he)(he)(he)空(kong)(kong)(kong)(kong)氣(qi)(qi)凈(jing)化(hua)設(she)(she)(she)備(bei)(bei)(bei)(bei)等(deng)(deng);其作用是將(jiang)送(song)風(feng)(feng)(feng)(feng)空(kong)(kong)(kong)(kong)氣(qi)(qi)處理(li)(li)到(dao)一(yi)定的(de)(de)(de)狀態(tai)。(2)熱(re)(re)(re)(re)源(yuan)(yuan)和(he)(he)(he)冷(leng)源(yuan)(yuan):常用的(de)(de)(de)熱(re)(re)(re)(re)源(yuan)(yuan)有提供熱(re)(re)(re)(re)水(shui)(shui)(shui)或蒸汽的(de)(de)(de)鍋(guo)爐、電加熱(re)(re)(re)(re)器等(deng)(deng)。(3)空(kong)(kong)(kong)(kong)調(diao)(diao)風(feng)(feng)(feng)(feng)系(xi)統(tong)(tong)(tong):由(you)(you)風(feng)(feng)(feng)(feng)機(ji)和(he)(he)(he)風(feng)(feng)(feng)(feng)管系(xi)統(tong)(tong)(tong)組(zu)成(cheng)(cheng)(cheng)。(4)水(shui)(shui)(shui)系(xi)統(tong)(tong)(tong):包(bao)括將(jiang)冷(leng)凍水(shui)(shui)(shui)(或熱(re)(re)(re)(re)水(shui)(shui)(shui))從(cong)制(zhi)(zhi)冷(leng)系(xi)統(tong)(tong)(tong)(或熱(re)(re)(re)(re)源(yuan)(yuan))輸(shu)送(song)到(dao)空(kong)(kong)(kong)(kong)氣(qi)(qi)處理(li)(li)設(she)(she)(she)備(bei)(bei)(bei)(bei)的(de)(de)(de)水(shui)(shui)(shui)系(xi)統(tong)(tong)(tong)和(he)(he)(he)制(zhi)(zhi)冷(leng)設(she)(she)(she)備(bei)(bei)(bei)(bei)的(de)(de)(de)冷(leng)卻(que)水(shui)(shui)(shui)系(xi)統(tong)(tong)(tong),由(you)(you)水(shui)(shui)(shui)泵和(he)(he)(he)水(shui)(shui)(shui)管系(xi)統(tong)(tong)(tong)組(zu)成(cheng)(cheng)(cheng)。(5)控(kong)制(zhi)(zhi)、調(diao)(diao)節(jie)裝置:裝置的(de)(de)(de)作用是調(diao)(diao)節(jie)空(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)統(tong)(tong)(tong)的(de)(de)(de)冷(leng)量、熱(re)(re)(re)(re)量、風(feng)(feng)(feng)(feng)量等(deng)(deng),使空(kong)(kong)(kong)(kong)調(diao)(diao)系(xi)統(tong)(tong)(tong)的(de)(de)(de)工作適應空(kong)(kong)(kong)(kong)調(diao)(diao)工況的(de)(de)(de)變化(hua),從(cong)而將(jiang)室內空(kong)(kong)(kong)(kong)氣(qi)(qi)狀況控(kong)制(zhi)(zhi)在要求的(de)(de)(de)范圍內。
排煙閥是否存在常開的?這里的排煙閥也就相當于排煙口,對于常見的板式排煙口與多葉排煙口,市場上常見的推薦通風管道均為常閉形式,一般不需要常開的排煙口。對于排風兼排煙系統的排煙口,可以采用“單層百葉 + 280 ℃ 電控排煙防火閥”進行控制。70 ℃防火閥的應用場合有哪些?防火閥應用場合很多,通風管道廠家在(zai)空調(diao)(diao)送(song)回風(feng)干管(guan),通風(feng)風(feng)機進(jin)出口,風(feng)井入口,管(guan)道穿(chuan)越防(fang)(fang)火分區(qu) / 變(bian)形縫 / 重(zhong)要(yao)(yao)房(fang)(fang)間 / 機房(fang)(fang) / 火災危險性(xing)大的(de)房(fang)(fang)間的(de)隔(ge)墻(qiang)或(huo)(huo)樓板,垂直(zhi)風(feng)管(guan)與每(mei)層水(shui)平風(feng)管(guan)連接處。等(deng)很(hen)多場合都需(xu)要(yao)(yao)設置防(fang)(fang)火閥(fa)。 空調(diao)(diao)新(xin)風(feng)取(qu)風(feng)管(guan)是(shi)否需(xu)要(yao)(yao)安裝防(fang)(fang)火閥(fa)?一(yi)般不(bu)(bu)需(xu)要(yao)(yao)。特(te)別是(shi)如果回風(feng)、送(song)風(feng)均安裝防(fang)(fang)火閥(fa)之后,新(xin)風(feng)取(qu)風(feng)口就沒有(you)必要(yao)(yao)在(zai)安裝防(fang)(fang)火閥(fa)了。并且一(yi)般取(qu)風(feng)口位(wei)于室外,且按照規范要(yao)(yao)求與排煙(yan)(yan)口保持10 m以(yi)上的(de)水(shui)平距離或(huo)(huo)3 m以(yi)上的(de)垂直(zhi)距離( 排煙(yan)(yan)口在(zai)上 ),一(yi)般煙(yan)(yan)氣(qi)不(bu)(bu)會(hui)從新(xin)風(feng)口進(jin)入空調(diao)(diao),所以(yi)一(yi)般不(bu)(bu)需(xu)要(yao)(yao)安裝防(fang)(fang)火閥(fa)。
1、 薄鋼板矩形(xing)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)的(de)(de)(de)(de)剛(gang)度(du)不(bu)(bu)(bu)(bu)夠,表(biao)現形(xing)式(shi):風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)的(de)(de)(de)(de)大邊(bian)上下(xia)有(you)(you)不(bu)(bu)(bu)(bu)同程(cheng)度(du)的(de)(de)(de)(de)下(xia)沉(chen),兩側面(mian)(mian)小邊(bian)稍向外凸出,有(you)(you)明顯(xian)的(de)(de)(de)(de)變(bian)形(xing)。對(dui)產(chan)生的(de)(de)(de)(de)原(yuan)因(yin)分析(xi):① 制作風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)的(de)(de)(de)(de)鋼板厚度(du)不(bu)(bu)(bu)(bu)符合(he)(he)施工及驗(yan)收規(gui)范的(de)(de)(de)(de)要求;② 咬(yao)口(kou)的(de)(de)(de)(de)形(xing)式(shi)選擇不(bu)(bu)(bu)(bu)當;③ 沒有(you)(you)按照《施工及驗(yan)收規(gui)范》要求,對(dui)于邊(bian)長≥630 mm或保溫風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)≥800 mm,其管(guan)(guan)(guan)長在(zai)1 200mm以上,均(jun)應采取加固措施。2 、薄鋼板矩形(xing)風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)扭曲、翹(qiao)角(jiao)(jiao),表(biao)現形(xing)式(shi):風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)表(biao)面(mian)(mian)不(bu)(bu)(bu)(bu)平(ping);對(dui)角(jiao)(jiao)線不(bu)(bu)(bu)(bu)相(xiang)(xiang)(xiang)等;相(xiang)(xiang)(xiang)鄰(lin)表(biao)面(mian)(mian)互不(bu)(bu)(bu)(bu)垂直;兩相(xiang)(xiang)(xiang)對(dui)表(biao)面(mian)(mian)不(bu)(bu)(bu)(bu)平(ping)行及兩管(guan)(guan)(guan)端(duan)平(ping)面(mian)(mian)不(bu)(bu)(bu)(bu)平(ping)行等。產(chan)生的(de)(de)(de)(de)原(yuan)因(yin)分析(xi):① 矩形(xing)板料(liao)下(xia)料(liao)后(hou),未(wei)對(dui)四(si)個角(jiao)(jiao)進行嚴格的(de)(de)(de)(de)角(jiao)(jiao)方測量(liang);② 風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)的(de)(de)(de)(de)大邊(bian)或小邊(bian)的(de)(de)(de)(de)兩個相(xiang)(xiang)(xiang)對(dui)面(mian)(mian)的(de)(de)(de)(de)板料(liao)長度(du)和寬度(du)不(bu)(bu)(bu)(bu)相(xiang)(xiang)(xiang)等;③ 風(feng)(feng)(feng)(feng)管(guan)(guan)(guan)的(de)(de)(de)(de)四(si)個角(jiao)(jiao)處(chu)的(de)(de)(de)(de)咬(yao)口(kou)寬度(du)不(bu)(bu)(bu)(bu)相(xiang)(xiang)(xiang)等;④ 手工咬(yao)口(kou)合(he)(he)縫受力不(bu)(bu)(bu)(bu)均(jun)。
1、在設(she)計靜(jing)壓(ya)(ya)箱(xiang)時,如果(guo)(guo)按(an)著(zhu)規定(ding)的(de)風(feng)(feng)速成(cheng)進行(xing)設(she)計,箱(xiang)體將會很大(da)(da);一(yi)般(ban)的(de)靜(jing)壓(ya)(ya)箱(xiang)長(chang)邊要(yao)寬(kuan)(kuan)出(chu)風(feng)(feng)管(guan)邊400mm,高度(du)(du)(du)要(yao)寬(kuan)(kuan)出(chu)風(feng)(feng)管(guan)高度(du)(du)(du)400mm ;2、選靜(jing)壓(ya)(ya)箱(xiang)的(de)經(jing)驗是(shi)(shi)(shi)5~10db(a)/m,阻抗復(fu)合型(似乎空(kong)調通風(feng)(feng)系統(tong)一(yi)般(ban)都用(yong)這(zhe)個(ge))消聲器(qi)10~15db(a)/m;3、控制(zhi)風(feng)(feng)速 在2.5以內 若體積太大(da)(da)可(ke)適當得提高一(yi)下風(feng)(feng)速 關于長(chang)度(du)(du)(du)一(yi)般(ban)大(da)(da)于1米(mi)沒有其他(ta)得強制(zhi)要(yao)求 ;4、高度(du)(du)(du)×深度(du)(du)(du)=靜(jing)壓(ya)(ya)箱(xiang)截面(mian)(mian)(mian)面(mian)(mian)(mian)積,靜(jing)壓(ya)(ya)箱(xiang)截面(mian)(mian)(mian)面(mian)(mian)(mian)積×2.5m/s=風(feng)(feng)機(ji)風(feng)(feng)量(liang),至于高度(du)(du)(du)和深度(du)(du)(du)怎么配,自己把握(wo)吧(ba);5、用(yong)你(ni)(ni)機(ji)組的(de)風(feng)(feng)量(liang)L÷3米(mi)/秒,可(ke)得到你(ni)(ni)靜(jing)壓(ya)(ya)箱(xiang)一(yi)個(ge)面(mian)(mian)(mian)的(de)面(mian)(mian)(mian)積,然后你(ni)(ni)根(gen)據你(ni)(ni)房子的(de)高度(du)(du)(du),假(jia)如是(shi)(shi)(shi)4米(mi),可(ke)你(ni)(ni)的(de)機(ji)組是(shi)(shi)(shi)2米(mi)高,在減去軟接頭(tou)大(da)(da)概0.5米(mi),上面(mian)(mian)(mian)留高0.5米(mi),那你(ni)(ni)的(de)靜(jing)壓(ya)(ya)箱(xiang)只有1米(mi)高,那你(ni)(ni)就(jiu)(jiu)(jiu)可(ke)以確定(ding)寬(kuan)(kuan)度(du)(du)(du)了(le),有了(le)兩個(ge)數,第三個(ge)數也就(jiu)(jiu)(jiu)容易確定(ding)了(le),這(zhe)里(li)(li)主(zhu)要(yao)的(de)是(shi)(shi)(shi)要(yao)看(kan)自己的(de)空(kong)調機(ji)房夠(gou)(gou)不(bu)夠(gou)(gou)位置,如果(guo)(guo)夠(gou)(gou)位置就(jiu)(jiu)(jiu)盡量(liang)的(de)大(da)(da)點(dian)!!長(chang)度(du)(du)(du)的(de)計算方法(fa)也是(shi)(shi)(shi)一(yi)樣的(de),你(ni)(ni)知道了(le)寬(kuan)(kuan)度(du)(du)(du),那么你(ni)(ni)的(de)寬(kuan)(kuan)度(du)(du)(du)乘以長(chang)度(du)(du)(du)不(bu)也是(shi)(shi)(shi)有個(ge)面(mian)(mian)(mian)積嗎?這(zhe)個(ge)面(mian)(mian)(mian)積也要(yao)等于L/3,不(bu)過在設(she)計院里(li)(li)的(de)面(mian)(mian)(mian)風(feng)(feng)速是(shi)(shi)(shi)取(qu)用(yong)2m/s的(de),如果(guo)(guo)夠(gou)(gou)空(kong)間,就(jiu)(jiu)(jiu)做大(da)(da)點(dian)吧(ba);