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四川推薦通風管配件廠家

2020-06-08
四川推薦通風管配件廠家

在空調(diao)(diao)送(song)風(feng)系統(tong)(tong)(tong)中(zhong)(zhong)(zhong),空調(diao)(diao)送(song)風(feng)機(ji)(ji)送(song)出的(de)(de)風(feng)必(bi)須(xu)(xu)通(tong)(tong)過(guo)主干(gan)管(guan)分(fen)配到(dao)(dao)支(zhi)管(guan)中(zhong)(zhong)(zhong);在排(pai)(pai)(pai)煙(yan)(yan)(yan)系統(tong)(tong)(tong)中(zhong)(zhong)(zhong),煙(yan)(yan)(yan)氣(qi)由(you)支(zhi)管(guan)到(dao)(dao)主干(gan)管(guan)后,進入排(pai)(pai)(pai)煙(yan)(yan)(yan)風(feng)機(ji)(ji)排(pai)(pai)(pai)出。當建(jian)筑物內發(fa)生火(huo)(huo)災(zai)時(shi),在通(tong)(tong)風(feng)、空調(diao)(diao)系統(tong)(tong)(tong)中(zhong)(zhong)(zhong),為了防(fang)止(zhi)火(huo)(huo)勢(shi)通(tong)(tong)過(guo)送(song)風(feng)系統(tong)(tong)(tong)蔓延(yan),當送(song)風(feng)系統(tong)(tong)(tong)中(zhong)(zhong)(zhong)氣(qi)體溫(wen)度達到(dao)(dao)70℃時(shi),防(fang)火(huo)(huo)閥(fa)機(ji)(ji)構(gou)上熔斷器(qi)動(dong)(dong)作,閥(fa)門(men)亦(yi)迅速關閥(fa),切斷煙(yan)(yan)(yan)氣(qi)與火(huo)(huo)勢(shi)沿風(feng)管(guan)蔓延(yan)的(de)(de)通(tong)(tong)路。同樣,在排(pai)(pai)(pai)煙(yan)(yan)(yan)系統(tong)(tong)(tong)中(zhong)(zhong)(zhong),發(fa)生火(huo)(huo)災(zai)時(shi),排(pai)(pai)(pai)煙(yan)(yan)(yan)閥(fa)開啟,進行排(pai)(pai)(pai)煙(yan)(yan)(yan),為了截斷高溫(wen)煙(yan)(yan)(yan)氣(qi)在排(pai)(pai)(pai)煙(yan)(yan)(yan)管(guan)路中(zhong)(zhong)(zhong)流動(dong)(dong),防(fang)止(zhi)火(huo)(huo)勢(shi)蔓延(yan)到(dao)(dao)另(ling)一防(fang)火(huo)(huo)分(fen)區,當排(pai)(pai)(pai)出的(de)(de)煙(yan)(yan)(yan)氣(qi)溫(wen)度達到(dao)(dao)280℃時(shi),排(pai)(pai)(pai)煙(yan)(yan)(yan)防(fang)火(huo)(huo)閥(fa)、排(pai)(pai)(pai)煙(yan)(yan)(yan)口上熔斷器(qi)動(dong)(dong)作,閥(fa)門(men)必(bi)須(xu)(xu)自動(dong)(dong)關閉(bi),阻止(zhi)排(pai)(pai)(pai)煙(yan)(yan)(yan)。由(you)此可見,防(fang)火(huo)(huo)閥(fa)、排(pai)(pai)(pai)煙(yan)(yan)(yan)閥(fa)做到(dao)(dao)了該(gai)通(tong)(tong)則通(tong)(tong),該(gai)斷則斷的(de)(de)隔煙(yan)(yan)(yan)阻火(huo)(huo)作用。

四川推薦通風管配件廠家

1、在設計靜壓箱時,如果按著規定的風速成進行設計,箱體將會很大;一般的靜壓箱長邊要寬出風管邊400mm,高度要寬出風管高度400mm ;2、選靜壓箱的經驗是5~10db(a)/m,推薦通風管配件阻抗復合型(似乎空調通風系統一般都用這個)消聲器10~15db(a)/m;3、控制風速 在2.5以內 若體積太大可適當得提高一下風速 關于長度一般大于1米沒有其他得強制要求 ;4、高度×深度=靜壓箱截面面積,靜壓箱截面面積×2.5m/s=風機風量,至于高度和深度怎么配,自己把握吧;5、用你機組的風量L÷3米/秒,可得到你靜壓箱一個面的面積,然后你根據你房子的高度,假如是4米,可你的機組是2米高,在減去軟接頭大概0.5米,上面留高0.5米,那你的靜壓箱只有1米高,那你就可以確定寬度了,有了兩個數,第三個數也就容易確定了,這里主要的是要看自己的空調機房夠不夠位置,如果通風管配件夠(gou)位置就盡量的(de)大(da)點(dian)!!長(chang)度(du)(du)的(de)計算方法也是(shi)一樣的(de),你(ni)知(zhi)道(dao)了寬度(du)(du),那么你(ni)的(de)寬度(du)(du)乘以長(chang)度(du)(du)不(bu)也是(shi)有個面(mian)積嗎?這個面(mian)積也要(yao)等于L/3,不(bu)過在(zai)設計院里(li)的(de)面(mian)風速是(shi)取用2m/s的(de),如果夠(gou)空(kong)間,就做大(da)點(dian)吧;

四川推薦通風管配件廠家

排煙(yan)防火(huo)(huo)閥(fa)(fa)在(zai)火(huo)(huo)災發生時起到(dao)重(zhong)要(yao)的保護(hu)作(zuo)用,因(yin)此其安全及(ji)耐高(gao)溫性能要(yao)好。那(nei)么大(da)家對其還有哪些了解(jie)呢?下(xia)面就跟隨簡要(yao)了解(jie)下(xia)其主(zhu)要(yao)功能及(ji)相關(guan)優勢吧。這款排煙(yan)防火(huo)(huo)閥(fa)(fa)輸入DC24V電信(xin)號(hao)(hao),電磁鐵動(dong)(dong)作(zuo)、閥(fa)(fa)門敏捷敞(chang)(chang)開;手(shou)(shou)動(dong)(dong)封閉,手(shou)(shou)動(dong)(dong)復位敞(chang)(chang)開;可輸出閥(fa)(fa)門開封閉信(xin)號(hao)(hao)及(ji)聯(lian)鎖(suo)操控信(xin)號(hao)(hao);0°~90°范圍內手(shou)(shou)動(dong)(dong)調理葉片(pian)敞(chang)(chang)開度;(調理型)。其主(zhu)要(yao)優勢有:1.漏風(feng)量低、氣密(mi)功能好;2.電動(dong)(dong)敞(chang)(chang)開耗(hao)費電流小;3.防腐功能強,運用壽命長;4.執(zhi)行機構驅動(dong)(dong)靈敏,反(fan)應、聯(lian)鎖(suo)信(xin)號(hao)(hao)精確。

四川推薦通風管配件廠家

1,通風(feng)(feng)風(feng)(feng)管(guan)(guan)(guan)安(an)(an)裝在支架(jia)上,應(ying)設(she)托(tuo)座。2,通風(feng)(feng)風(feng)(feng)管(guan)(guan)(guan)如有(you)穿出(chu)屋面外部分,應(ying)設(she)置防雨罩。3,通風(feng)(feng)風(feng)(feng)管(guan)(guan)(guan)采(cai)(cai)用無法蘭連(lian)時,接(jie)口處(chu)應(ying)嚴(yan)(yan)密牢固。通風(feng)(feng)風(feng)(feng)管(guan)(guan)(guan)連(lian)接(jie)兩(liang)平(ping)面應(ying)平(ping)直,不(bu)(bu)得錯(cuo)位及扭(niu)曲。4,輸送易產生冷凝水的(de)(de)(de)通風(feng)(feng)風(feng)(feng)管(guan)(guan)(guan),安(an)(an)裝應(ying)設(she)計坡(po)度。通風(feng)(feng)風(feng)(feng)管(guan)(guan)(guan)底部不(bu)(bu)能有(you)縱向的(de)(de)(de)接(jie)縫(feng), 如必須有(you)接(jie)縫(feng),則應(ying)采(cai)(cai)用密封(feng)方式(shi)。通風(feng)(feng)管(guan)(guan)(guan)道(dao)安(an)(an)裝完畢后,應(ying)進行嚴(yan)(yan)密性試驗(yan),如發現異常情(qing)況,通風(feng)(feng)管(guan)(guan)(guan)道(dao)的(de)(de)(de)制作、安(an)(an)裝、檢驗(yan)和試驗(yan),是一個連(lian)貫的(de)(de)(de)工程,做(zuo)到安(an)(an)全適用,經濟合理,方便施工,確保通風(feng)(feng)管(guan)(guan)(guan)道(dao)的(de)(de)(de)工程質量。

四川推薦通風管配件廠家

1、 薄(bo)鋼(gang)板(ban)(ban)矩形風(feng)管(guan)(guan)(guan)的(de)剛度(du)不(bu)(bu)(bu)夠(gou),表現形式(shi):風(feng)管(guan)(guan)(guan)的(de)大邊(bian)上(shang)下有不(bu)(bu)(bu)同程(cheng)度(du)的(de)下沉,兩側面小邊(bian)稍向(xiang)外凸(tu)出,有明顯(xian)的(de)變形。對(dui)(dui)(dui)(dui)產生(sheng)的(de)原因分(fen)析(xi):① 制作風(feng)管(guan)(guan)(guan)的(de)鋼(gang)板(ban)(ban)厚度(du)不(bu)(bu)(bu)符合施(shi)工及(ji)驗(yan)收(shou)規范(fan)的(de)要求;② 咬(yao)(yao)口(kou)的(de)形式(shi)選擇(ze)不(bu)(bu)(bu)當;③ 沒(mei)有按照《施(shi)工及(ji)驗(yan)收(shou)規范(fan)》要求,對(dui)(dui)(dui)(dui)于邊(bian)長≥630 mm或(huo)保溫風(feng)管(guan)(guan)(guan)≥800 mm,其管(guan)(guan)(guan)長在1 200mm以(yi)上(shang),均應采(cai)取加固措施(shi)。2 、薄(bo)鋼(gang)板(ban)(ban)矩形風(feng)管(guan)(guan)(guan)扭(niu)曲、翹角(jiao),表現形式(shi):風(feng)管(guan)(guan)(guan)表面不(bu)(bu)(bu)平;對(dui)(dui)(dui)(dui)角(jiao)線不(bu)(bu)(bu)相等;相鄰表面互(hu)不(bu)(bu)(bu)垂直;兩相對(dui)(dui)(dui)(dui)表面不(bu)(bu)(bu)平行及(ji)兩管(guan)(guan)(guan)端平面不(bu)(bu)(bu)平行等。產生(sheng)的(de)原因分(fen)析(xi):① 矩形板(ban)(ban)料下料后(hou),未對(dui)(dui)(dui)(dui)四個(ge)角(jiao)進行嚴格(ge)的(de)角(jiao)方測量(liang);② 風(feng)管(guan)(guan)(guan)的(de)大邊(bian)或(huo)小邊(bian)的(de)兩個(ge)相對(dui)(dui)(dui)(dui)面的(de)板(ban)(ban)料長度(du)和(he)寬(kuan)度(du)不(bu)(bu)(bu)相等;③ 風(feng)管(guan)(guan)(guan)的(de)四個(ge)角(jiao)處的(de)咬(yao)(yao)口(kou)寬(kuan)度(du)不(bu)(bu)(bu)相等;④ 手工咬(yao)(yao)口(kou)合縫受力不(bu)(bu)(bu)均。

四川推薦通風管配件廠家

消聲(sheng)(sheng)器是(shi)利用聲(sheng)(sheng)的(de)吸收(shou)(shou)、反(fan)射、干涉等原(yuan)理(li),降低通風(feng)與空調(diao)系統中(zhong)氣(qi)(qi)流(liu)噪聲(sheng)(sheng)的(de)裝置。根(gen)據(ju)消聲(sheng)(sheng)原(yuan)理(li)的(de)不同可以(yi)分為(wei)阻(zu)性(xing)、抗性(xing)、共振型和復合型等。一(yi)、阻(zu)性(xing)消聲(sheng)(sheng)器,阻(zu)性(xing)消聲(sheng)(sheng)器利用吸聲(sheng)(sheng)材(cai)(cai)料(liao)的(de)吸聲(sheng)(sheng)作用而消聲(sheng)(sheng)的(de)。其構(gou)造是(shi)把吸聲(sheng)(sheng)材(cai)(cai)料(liao)固定(ding)(ding)在(zai)氣(qi)(qi)流(liu)流(liu)動的(de)管(guan)道(dao)內壁(bi),或按一(yi)定(ding)(ding)方式排(pai)列在(zai)管(guan)道(dao)或殼體(ti)內構(gou)成阻(zu)性(xing)消聲(sheng)(sheng)器,吸聲(sheng)(sheng)材(cai)(cai)料(liao)能夠(gou)把入射在(zai)其上的(de)聲(sheng)(sheng)能部分地吸收(shou)(shou)掉。聲(sheng)(sheng)能之所以(yi)能被吸收(shou)(shou),是(shi)由(you)于吸聲(sheng)(sheng)材(cai)(cai)料(liao)的(de)多孔性(xing)和松散性(xing)。當聲(sheng)(sheng)波進入孔隙(xi),引起孔隙(xi)中(zhong)的(de)空氣(qi)(qi)和材(cai)(cai)料(liao)產生微小的(de)振動,由(you)于摩擦(ca)和粘滯阻(zu)力。使相(xiang)當一(yi)部分聲(sheng)(sheng)能化為(wei)熱(re)能而被吸收(shou)(shou)掉。

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