江北高品質電動防火閥價格

消(xiao)(xiao)聲(sheng)(sheng)(sheng)器(qi)是(shi)利(li)用(yong)(yong)聲(sheng)(sheng)(sheng)的(de)(de)吸收、反射(she)、干涉等(deng)原(yuan)理，降低通風與空(kong)調系統中氣(qi)流噪聲(sheng)(sheng)(sheng)的(de)(de)裝置(zhi)。根(gen)據(ju)消(xiao)(xiao)聲(sheng)(sheng)(sheng)原(yuan)理的(de)(de)不同(tong)可(ke)以(yi)分為(wei)阻性(xing)、抗性(xing)、共(gong)振型(xing)(xing)和復合型(xing)(xing)等(deng)。一(yi)(yi)、阻性(xing)消(xiao)(xiao)聲(sheng)(sheng)(sheng)器(qi),阻性(xing)消(xiao)(xiao)聲(sheng)(sheng)(sheng)器(qi)利(li)用(yong)(yong)吸聲(sheng)(sheng)(sheng)材(cai)(cai)料的(de)(de)吸聲(sheng)(sheng)(sheng)作用(yong)(yong)而消(xiao)(xiao)聲(sheng)(sheng)(sheng)的(de)(de)。其(qi)構造是(shi)把吸聲(sheng)(sheng)(sheng)材(cai)(cai)料固定(ding)在(zai)氣(qi)流流動(dong)的(de)(de)管(guan)道內壁(bi)，或按一(yi)(yi)定(ding)方式排(pai)列在(zai)管(guan)道或殼體內構成(cheng)阻性(xing)消(xiao)(xiao)聲(sheng)(sheng)(sheng)器(qi)，吸聲(sheng)(sheng)(sheng)材(cai)(cai)料能(neng)(neng)夠把入(ru)射(she)在(zai)其(qi)上的(de)(de)聲(sheng)(sheng)(sheng)能(neng)(neng)部分地吸收掉。聲(sheng)(sheng)(sheng)能(neng)(neng)之所以(yi)能(neng)(neng)被(bei)吸收，是(shi)由(you)(you)于(yu)吸聲(sheng)(sheng)(sheng)材(cai)(cai)料的(de)(de)多孔性(xing)和松(song)散性(xing)。當聲(sheng)(sheng)(sheng)波(bo)進入(ru)孔隙，引起(qi)孔隙中的(de)(de)空(kong)氣(qi)和材(cai)(cai)料產生(sheng)微小(xiao)的(de)(de)振動(dong)，由(you)(you)于(yu)摩擦和粘滯阻力。使相當一(yi)(yi)部分聲(sheng)(sheng)(sheng)能(neng)(neng)化(hua)為(wei)熱能(neng)(neng)而被(bei)吸收掉。

1、通風(feng)(feng)機安(an)裝(zhuang)(zhuang)應(ying)符合下列規(gui)定(ding)（1）風(feng)(feng)機試運(yun)轉(zhuan)時，葉(xie)輪旋轉(zhuan)方(fang)向正(zheng)確，經不(bu)(bu)少于2H運(yun)轉(zhuan)后，滑動軸承(cheng)溫(wen)升(sheng)不(bu)(bu)超過(guo)35度(du)(du)，高溫(wen)度(du)(du)不(bu)(bu)超過(guo)70度(du)(du)；滾動軸承(cheng)溫(wen)升(sheng)不(bu)(bu)超過(guo)40度(du)(du)，高溫(wen)度(du)(du)不(bu)(bu)超過(guo)80度(du)(du)。（2）離心風(feng)(feng)機與(yu)(yu)減(jian)震臺座接(jie)觸緊(jin)密(mi)，螺栓(shuan)擰緊(jin)，并有防(fang)松(song)裝(zhuang)(zhuang)置。（3）管道風(feng)(feng)機采(cai)(cai)用減(jian)震吊(diao)架(jia)(jia)(jia)安(an)裝(zhuang)(zhuang)時，風(feng)(feng)機與(yu)(yu)減(jian)震吊(diao)架(jia)(jia)(jia)連(lian)(lian)(lian)接(jie)緊(jin)密(mi)，牢(lao)(lao)固(gu)(gu)可靠；采(cai)(cai)用支拖(tuo)架(jia)(jia)(jia)安(an)裝(zhuang)(zhuang)時，風(feng)(feng)機與(yu)(yu)減(jian)震器(qi)及(ji)支架(jia)(jia)(jia)、托架(jia)(jia)(jia)連(lian)(lian)(lian)接(jie)緊(jin)密(mi)，穩(wen)固(gu)(gu)可靠。2、過(guo)濾(lv)(lv)器(qi)、紙(zhi)除塵器(qi)、過(guo)濾(lv)(lv)器(qi)吸收(shou)器(qi)安(an)裝(zhuang)(zhuang)應(ying)符合下列規(gui)定(ding)（1）各種設備的(de)型號、規(gui)格(ge)、額定(ding)風(feng)(feng)量必(bi)須符合設計要求。（2）各種設備的(de)安(an)裝(zhuang)(zhuang)方(fang)向必(bi)須正(zheng)確。（3）設備與(yu)(yu)管路連(lian)(lian)(lian)接(jie)時，宜采(cai)(cai)用整(zheng)體性的(de)橡(xiang)膠軟管接(jie)頭，并不(bu)(bu)得(de)漏氣(qi)；固(gu)(gu)定(ding)支架(jia)(jia)(jia)應(ying)平正(zheng)穩(wen)定(ding)。（4）過(guo)濾(lv)(lv)器(qi)的(de)安(an)裝(zhuang)(zhuang)應(ying)固(gu)(gu)定(ding)牢(lao)(lao)固(gu)(gu)，過(guo)濾(lv)(lv)器(qi)與(yu)(yu)框(kuang)架(jia)(jia)(jia)、框(kuang)架(jia)(jia)(jia)與(yu)(yu)維護結構之間無明顯(xian)縫隙。（5）紙(zhi)除塵器(qi)和過(guo)濾(lv)(lv)器(qi)的(de)安(an)裝(zhuang)(zhuang)，應(ying)固(gu)(gu)定(ding)牢(lao)(lao)固(gu)(gu)，位(wei)置準確，連(lian)(lian)(lian)接(jie)嚴(yan)密(mi)。

1、適用于大小賓館、酒樓、飯店、飯堂等場所的廚房抽排油煙和火煙和通風系統配套使用。2、適用于辦公大樓、商場、影劇院、醫院、工廠企業車間、地下室等場所通風排氣。3、適用于所有工作場所的空調冷氣工程。4、風機輸送的應為不含粘性物質的氣體，且高品質電動防火閥氣體溫度不大于80OC，介質所含物質量不大于150mg/M3。水膜濾清器和靜電油煙凈化器經凈化后排放的物質含量不大于2.0mg/M3。5、風機廣泛用于工廠、礦井、隧道、冷卻塔、車輛、船舶和建筑物的通風、排塵和冷卻；6、鍋爐和工業爐窯的通風和引風；電動防火閥價格空氣(qi)(qi)調節設備和(he)(he)家用電(dian)器設備中的冷卻和(he)(he)通風；7、谷物的烘干和(he)(he)選送；風洞風源和(he)(he)氣(qi)(qi)墊船的充氣(qi)(qi)和(he)(he)推進(jin)等。

在(zai)了(le)解空(kong)(kong)調(diao)(diao)壓(ya)縮(suo)機(ji)(ji)的工(gong)作(zuo)(zuo)(zuo)原理之(zhi)前，先來認識下空(kong)(kong)調(diao)(diao)壓(ya)縮(suo)機(ji)(ji)的工(gong)作(zuo)(zuo)(zuo)回(hui)路(lu)。空(kong)(kong)調(diao)(diao)壓(ya)縮(suo)機(ji)(ji)的工(gong)作(zuo)(zuo)(zuo)回(hui)路(lu)分為(wei)蒸(zheng)(zheng)發(fa)(fa)(fa)區和(he)冷凝(ning)區，空(kong)(kong)調(diao)(diao)壓(ya)縮(suo)機(ji)(ji)在(zai)空(kong)(kong)調(diao)(diao)制(zhi)冷劑(ji)回(hui)路(lu)中(zhong)(zhong)起壓(ya)縮(suo)驅動制(zhi)冷劑(ji)的作(zuo)(zuo)(zuo)用(yong)(yong)。空(kong)(kong)調(diao)(diao)制(zhi)冷時，中(zhong)(zhong)央空(kong)(kong)調(diao)(diao)壓(ya)縮(suo)機(ji)(ji)把制(zhi)冷劑(ji)從低壓(ya)區抽(chou)取(qu)來經(jing)緊縮(suo)后(hou)送(song)到(dao)高壓(ya)區冷卻凝(ning)結(jie)，經(jing)過(guo)散熱(re)(re)片(pian)分發(fa)(fa)(fa)出熱(re)(re)量(liang)到(dao)空(kong)(kong)氣(qi)(qi)中(zhong)(zhong)，制(zhi)冷劑(ji)也從氣(qi)(qi)態(tai)變(bian)成(cheng)液態(tai)，壓(ya)力(li)升高。制(zhi)冷劑(ji)再(zai)從高壓(ya)區流向(xiang)低壓(ya)區，經(jing)過(guo)毛細管放射到(dao)蒸(zheng)(zheng)發(fa)(fa)(fa)器(qi)中(zhong)(zhong)，壓(ya)力(li)驟降(jiang)，液態(tai)制(zhi)冷劑(ji)立刻變(bian)成(cheng)氣(qi)(qi)態(tai)，經(jing)過(guo)散熱(re)(re)片(pian)吸收空(kong)(kong)氣(qi)(qi)中(zhong)(zhong)大量(liang)的熱(re)(re)量(liang)。這(zhe)樣循(xun)環(huan)應(ying)用(yong)(yong)就(jiu)完成(cheng)了(le)制(zhi)冷系統。壓(ya)縮(suo)機(ji)(ji)通過(guo)節流裝置節流之(zhi)后(hou)，通入(ru)到(dao)蒸(zheng)(zheng)發(fa)(fa)(fa)器(qi)中(zhong)(zhong)，將(jiang)(jiang)所需要冷卻的媒介(jie)冷卻換熱(re)(re)。例如將(jiang)(jiang)蒸(zheng)(zheng)發(fa)(fa)(fa)器(qi)連(lian)接到(dao)樓(lou)里的各個房間，蒸(zheng)(zheng)發(fa)(fa)(fa)器(qi)內的蛇行管將(jiang)(jiang)同空(kong)(kong)氣(qi)(qi)進行換熱(re)(re)，再(zai)通過(guo)鼓風(feng)將(jiang)(jiang)冷氣(qi)(qi)吹(chui)向(xiang)房間的空(kong)(kong)氣(qi)(qi)當中(zhong)(zhong)。而蒸(zheng)(zheng)發(fa)(fa)(fa)器(qi)蛇行管內的冷凍劑(ji)換熱(re)(re)后(hou)變(bian)成(cheng)低壓(ya)蒸(zheng)(zheng)氣(qi)(qi)回(hui)到(dao)壓(ya)縮(suo)機(ji)(ji)，再(zai)被(bei)壓(ya)縮(suo)機(ji)(ji)壓(ya)縮(suo)，這(zhe)樣循(xun)環(huan)利(li)用(yong)(yong)就(jiu)完成(cheng)了(le)制(zhi)冷系統。