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大渡口值得信賴的天園地方管廠家

2019-12-25
大渡口值得信賴的天園地方管廠家

消聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)是(shi)利用聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)吸(xi)收、反(fan)射、干涉等原理,降(jiang)低通(tong)風與空調系(xi)統中(zhong)氣流(liu)噪聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)裝(zhuang)置。根(gen)據消聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)原理的(de)(de)不同可以分為阻(zu)性、抗(kang)性、共振型和復(fu)合型等。一(yi)、阻(zu)性消聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)器(qi),阻(zu)性消聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)利用吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)材料(liao)(liao)的(de)(de)吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)作用而消聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)(de)。其構造是(shi)把吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)材料(liao)(liao)固(gu)定在氣流(liu)流(liu)動的(de)(de)管道內壁,或按一(yi)定方式排(pai)列在管道或殼體內構成阻(zu)性消聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)器(qi),吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)材料(liao)(liao)能(neng)(neng)夠把入射在其上的(de)(de)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)能(neng)(neng)部分地吸(xi)收掉。聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)能(neng)(neng)之所以能(neng)(neng)被(bei)吸(xi)收,是(shi)由(you)于(yu)吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)材料(liao)(liao)的(de)(de)多(duo)孔性和松散性。當聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)波進入孔隙,引起孔隙中(zhong)的(de)(de)空氣和材料(liao)(liao)產生微(wei)小的(de)(de)振動,由(you)于(yu)摩擦和粘滯阻(zu)力(li)。使相當一(yi)部分聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)能(neng)(neng)化(hua)為熱能(neng)(neng)而被(bei)吸(xi)收掉。

大渡口值得信賴的天園地方管廠家

在了(le)解空(kong)調(diao)壓(ya)(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)的(de)(de)工(gong)作(zuo)原理之前,先來(lai)認識下空(kong)調(diao)壓(ya)(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)的(de)(de)工(gong)作(zuo)回(hui)路。空(kong)調(diao)壓(ya)(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)的(de)(de)工(gong)作(zuo)回(hui)路分為蒸(zheng)發(fa)(fa)區(qu)和冷(leng)(leng)(leng)凝(ning)區(qu),空(kong)調(diao)壓(ya)(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)在空(kong)調(diao)制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)劑(ji)(ji)(ji)回(hui)路中(zhong)(zhong)(zhong)(zhong)(zhong)起壓(ya)(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)驅動制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)劑(ji)(ji)(ji)的(de)(de)作(zuo)用(yong)。空(kong)調(diao)制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)時,中(zhong)(zhong)(zhong)(zhong)(zhong)央空(kong)調(diao)壓(ya)(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)把制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)劑(ji)(ji)(ji)從(cong)低(di)壓(ya)(ya)(ya)(ya)(ya)(ya)區(qu)抽(chou)取來(lai)經(jing)緊縮(suo)(suo)后(hou)(hou)送到(dao)(dao)(dao)(dao)(dao)高壓(ya)(ya)(ya)(ya)(ya)(ya)區(qu)冷(leng)(leng)(leng)卻凝(ning)結,經(jing)過(guo)散熱(re)(re)片分發(fa)(fa)出熱(re)(re)量(liang)到(dao)(dao)(dao)(dao)(dao)空(kong)氣(qi)(qi)中(zhong)(zhong)(zhong)(zhong)(zhong),制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)劑(ji)(ji)(ji)也(ye)從(cong)氣(qi)(qi)態(tai)(tai)變成(cheng)(cheng)液(ye)(ye)態(tai)(tai),壓(ya)(ya)(ya)(ya)(ya)(ya)力升(sheng)高。制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)劑(ji)(ji)(ji)再從(cong)高壓(ya)(ya)(ya)(ya)(ya)(ya)區(qu)流(liu)向(xiang)低(di)壓(ya)(ya)(ya)(ya)(ya)(ya)區(qu),經(jing)過(guo)毛細(xi)管(guan)放射到(dao)(dao)(dao)(dao)(dao)蒸(zheng)發(fa)(fa)器中(zhong)(zhong)(zhong)(zhong)(zhong),壓(ya)(ya)(ya)(ya)(ya)(ya)力驟降,液(ye)(ye)態(tai)(tai)制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)劑(ji)(ji)(ji)立(li)刻變成(cheng)(cheng)氣(qi)(qi)態(tai)(tai),經(jing)過(guo)散熱(re)(re)片吸(xi)收空(kong)氣(qi)(qi)中(zhong)(zhong)(zhong)(zhong)(zhong)大量(liang)的(de)(de)熱(re)(re)量(liang)。這(zhe)樣循環(huan)應(ying)用(yong)就完成(cheng)(cheng)了(le)制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)系統(tong)。壓(ya)(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)通(tong)過(guo)節流(liu)裝置節流(liu)之后(hou)(hou),通(tong)入到(dao)(dao)(dao)(dao)(dao)蒸(zheng)發(fa)(fa)器中(zhong)(zhong)(zhong)(zhong)(zhong),將所(suo)需要冷(leng)(leng)(leng)卻的(de)(de)媒介冷(leng)(leng)(leng)卻換熱(re)(re)。例如(ru)將蒸(zheng)發(fa)(fa)器連接到(dao)(dao)(dao)(dao)(dao)樓里的(de)(de)各個房(fang)間,蒸(zheng)發(fa)(fa)器內的(de)(de)蛇(she)行(xing)管(guan)將同空(kong)氣(qi)(qi)進行(xing)換熱(re)(re),再通(tong)過(guo)鼓(gu)風將冷(leng)(leng)(leng)氣(qi)(qi)吹向(xiang)房(fang)間的(de)(de)空(kong)氣(qi)(qi)當中(zhong)(zhong)(zhong)(zhong)(zhong)。而蒸(zheng)發(fa)(fa)器蛇(she)行(xing)管(guan)內的(de)(de)冷(leng)(leng)(leng)凍(dong)劑(ji)(ji)(ji)換熱(re)(re)后(hou)(hou)變成(cheng)(cheng)低(di)壓(ya)(ya)(ya)(ya)(ya)(ya)蒸(zheng)氣(qi)(qi)回(hui)到(dao)(dao)(dao)(dao)(dao)壓(ya)(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji),再被(bei)壓(ya)(ya)(ya)(ya)(ya)(ya)縮(suo)(suo)機(ji)(ji)壓(ya)(ya)(ya)(ya)(ya)(ya)縮(suo)(suo),這(zhe)樣循環(huan)利用(yong)就完成(cheng)(cheng)了(le)制(zhi)(zhi)(zhi)冷(leng)(leng)(leng)系統(tong)。

大渡口值得信賴的天園地方管廠家

鑒于(yu)軸(zhou)流(liu)(liu)風(feng)(feng)(feng)(feng)機(ji)(ji)有紊流(liu)(liu)區的(de)(de)性能特點,在(zai)(zai)(zai)選型和(he)使用(yong)時,需要(yao)注意(yi)以下(xia)兩點:建議使用(yong)在(zai)(zai)(zai)空曠環境(jing)中,軸(zhou)流(liu)(liu)風(feng)(feng)(feng)(feng)機(ji)(ji)的(de)(de)輸(shu)入功(gong)(gong)率(lv)隨(sui)系統靜壓的(de)(de)增(zeng)(zeng)大(da)(da)而增(zeng)(zeng)大(da)(da),而在(zai)(zai)(zai)紊流(liu)(liu)區,輸(shu)入功(gong)(gong)率(lv)的(de)(de)增(zeng)(zeng)大(da)(da)幅度會(hui)(hui)(hui)更(geng)大(da)(da)。因此,軸(zhou)流(liu)(liu)風(feng)(feng)(feng)(feng)機(ji)(ji)一(yi)般多應用(yong)在(zai)(zai)(zai)有較(jiao)大(da)(da)空曠環境(jing)的(de)(de)場合下(xia),可以使其(qi)工(gong)作在(zai)(zai)(zai)靜壓較(jiao)低的(de)(de)環境(jing)下(xia),降(jiang)(jiang)低功(gong)(gong)耗,保證(zheng)穩定(ding)性和(he)壽命。定(ding)期清理風(feng)(feng)(feng)(feng)道(dao),當軸(zhou)流(liu)(liu)風(feng)(feng)(feng)(feng)機(ji)(ji)應用(yong)在(zai)(zai)(zai)較(jiao)為封(feng)閉的(de)(de)風(feng)(feng)(feng)(feng)道(dao)系統中時,長期運(yun)行后風(feng)(feng)(feng)(feng)道(dao)中的(de)(de)積灰、垃圾逐(zhu)(zhu)漸(jian)變多,會(hui)(hui)(hui)使風(feng)(feng)(feng)(feng)道(dao)內的(de)(de)靜壓逐(zhu)(zhu)漸(jian)增(zeng)(zeng)加(jia),使得風(feng)(feng)(feng)(feng)機(ji)(ji)的(de)(de)運(yun)行工(gong)況點逐(zhu)(zhu)漸(jian)左移(yi)。這不(bu)僅會(hui)(hui)(hui)降(jiang)(jiang)低風(feng)(feng)(feng)(feng)機(ji)(ji)性能,更(geng)重(zhong)要(yao)的(de)(de)是會(hui)(hui)(hui)增(zeng)(zeng)加(jia)軸(zhou)流(liu)(liu)風(feng)(feng)(feng)(feng)機(ji)(ji)進(jin)入紊流(liu)(liu)區的(de)(de)風(feng)(feng)(feng)(feng)險。因此必(bi)須要(yao)定(ding)期清理風(feng)(feng)(feng)(feng)道(dao),保證(zheng)風(feng)(feng)(feng)(feng)機(ji)(ji)工(gong)況點不(bu)產生較(jiao)大(da)(da)偏(pian)移(yi)。

大渡口值得信賴的天園地方管廠家

常用的消防排煙風機的結構型式有內冷卻電風葉輪的型式、吸入冷卻電機氣流的型式、前導加動葉型式的低速吸入冷卻風的消防排煙風機等,它們的特點和效果有所不同。 3.1內冷卻電風葉輪的型式,這種排煙風機主流道的煙氣溫度高可達到280℃,煙氣裝在電機上的葉輪輸送,再電機原來裝設冷卻葉輪的地方,天園地方管廠家重新設計了用于冷卻電機的風扇,與機匣上開的進風口和出風口相連,值得信賴的天園地方管并(bing)通(tong)過電機(ji)與風(feng)機(ji)輪組(zu)成(cheng)的(de)(de)(de)(de)簡通(tong)道冷卻(que)電機(ji)。此型(xing)(xing)式的(de)(de)(de)(de)電機(ji)冷卻(que)通(tong)道可(ke)以(yi)保證在主流(liu)通(tong)道的(de)(de)(de)(de)溫度達到(dao)300℃時,機(ji)殼的(de)(de)(de)(de)溫度可(ke)以(yi)保持在130℃左右,在此環境(jing)溫度下,采用(yong)一(yi)般的(de)(de)(de)(de)絕(jue)緣(yuan)等級的(de)(de)(de)(de)電機(ji)就可(ke)以(yi)達到(dao)效(xiao)果(guo),沒有必要采用(yong)高溫的(de)(de)(de)(de)絕(jue)緣(yuan)電機(ji),從而可(ke)以(yi)大大的(de)(de)(de)(de)降(jiang)低風(feng)機(ji)的(de)(de)(de)(de)制作成(cheng)本。這種型(xing)(xing)式的(de)(de)(de)(de)軸(zhou)流(liu)消防(fang)電機(ji)的(de)(de)(de)(de)設計,國(guo)家鑒定已經下批(pi),已經投入到(dao)生產(chan)當(dang)中,并(bing)且獲得了(le)良(liang)好(hao)的(de)(de)(de)(de)經濟收(shou)益,目前是在進一(yi)步的(de)(de)(de)(de)研發和改(gai)造(zao)當(dang)中,從而能更好(hao)的(de)(de)(de)(de)提高工作效(xiao)率,降(jiang)低制造(zao)成(cheng)本。

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