水泥廠噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)污染的(de)分類根(gen)據噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)產(chan)生(sheng)的(de)原因，可(ke)以將其分為3類：空(kong)氣動(dong)力(li)(li)性噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)：形成原因主要(yao)是空(kong)氣流(liu)動(dong)過程中所產(chan)生(sheng)的(de)渦流(liu)、沖擊(ji)和壓力(li)(li)突(tu)變導致氣體的(de)流(liu)動(dong)。如鼓(gu)風機(ji)、壓縮機(ji)、風機(ji)的(de)進(jin)氣管道產(chan)生(sheng)的(de)噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)。機(ji)械(xie)(xie)性噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)：生(sheng)產(chan)設(she)備(bei)的(de)零部(bu)件(jian)在其運行過程中會發生(sheng)互相撞(zhuang)擊(ji)、摩擦，產(chan)生(sheng)的(de)交變機(ji)械(xie)(xie)力(li)(li)引起設(she)備(bei)金屬板、軸承或齒輪等(deng)其它(ta)部(bu)件(jian)的(de)振動(dong)，從而形成噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)。其它(ta)噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)：如電(dian)磁(ci)元件(jian)產(chan)生(sheng)的(de)噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)。電(dian)動(dong)機(ji)、變壓器由于電(dian)磁(ci)渦流(liu)、磁(ci)場(chang)振動(dong)等(deng)因素(su)而產(chan)生(sheng)的(de)振動(dong)輻射終會出現噪(zao)(zao)(zao)(zao)聲(sheng)(sheng)。

內燃(ran)機(ji)排放的(de)(de)(de)(de)(de)污(wu)(wu)(wu)(wu)(wu)染物(wu)(wu)可分為氣(qi)(qi)態污(wu)(wu)(wu)(wu)(wu)染物(wu)(wu)和固(gu)態微粒(li)污(wu)(wu)(wu)(wu)(wu)染物(wu)(wu)兩大類(lei)。氣(qi)(qi)態污(wu)(wu)(wu)(wu)(wu)染物(wu)(wu)包括、、氮氧化(hua)合物(wu)(wu)和碳氫化(hua)合物(wu)(wu)等，固(gu)態污(wu)(wu)(wu)(wu)(wu)染物(wu)(wu)主(zhu)要(yao)是碳煙(yan)粒(li)子和某些金(jin)屬(shu)元素的(de)(de)(de)(de)(de)氧化(hua)物(wu)(wu)。這(zhe)些金(jin)屬(shu)元素的(de)(de)(de)(de)(de)氧化(hua)物(wu)(wu)來自于(yu)燃(ran)油和潤滑油的(de)(de)(de)(de)(de)添加劑以及內烯機(ji)部件摩擦所(suo)(suo)產生的(de)(de)(de)(de)(de)磨屑等。我們平時所(suo)(suo)見到的(de)(de)(de)(de)(de)柴油發(fa)電機(ji)排氣(qi)(qi)口冒出的(de)(de)(de)(de)(de)黑煙(yan)其主(zhu)要(yao)成(cheng)份(fen)就(jiu)是碳煙(yan)粒(li)子。這(zhe)是柴油發(fa)電機(ji)廢氣(qi)(qi)治理工程中先(xian)要(yao)處理的(de)(de)(de)(de)(de)污(wu)(wu)(wu)(wu)(wu)染物(wu)(wu)。

吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)墻體：為(wei)(wei)保(bao)證機(ji)(ji)房(fang)內(nei)的噪聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)不改變頻率往外界輻(fu)射，影響周圍人的正常活(huo)動，因(yin)此，蕪湖降(jiang)噪工(gong)程，必須在(zai)墻體安(an)裝(zhuang)吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)體，吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)體為(wei)(wei)50 mm厚的吸(xi)音(yin)(yin)棉，外壁用(yong)鋁扣穿孔天花板作為(wei)(wei)墻面(mian)吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)材(cai)料(liao)。尾(wei)(wei)氣(qi)消(xiao)(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)設計(ji)，在(zai)發電機(ji)(ji)尾(wei)(wei)氣(qi)管安(an)裝(zhuang)二級(ji)消(xiao)(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)。發電機(ji)(ji)尾(wei)(wei)氣(qi)經不銹(xiu)鋼(gang)波紋膨脹(zhang)節減振后(hou)(hou)，冷卻塔隔(ge)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)降(jiang)噪工(gong)程，經消(xiao)(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)消(xiao)(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)后(hou)(hou)排(pai)放。在(zai)發電機(ji)(ji)的尾(wei)(wei)氣(qi)管及(ji)消(xiao)(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)用(yong)25 mm厚的玻(bo)璃棉包扎保(bao)溫隔(ge)熱，并包以鋁鉑紙裝(zhuang)飾。進(jin)、排(pai)風(feng)(feng)(feng)消(xiao)(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)設計(ji)。根(gen)據甲方提(ti)供(gong)的圖紙及(ji)現場(chang)情(qing)況，工(gong)廠(chang)隔(ge)音(yin)(yin)降(jiang)噪工(gong)程，發電機(ji)(ji)組進(jin)風(feng)(feng)(feng)為(wei)(wei)自然(ran)進(jin)風(feng)(feng)(feng)，屋(wu)面(mian)設備降(jiang)噪工(gong)程，進(jin)風(feng)(feng)(feng)消(xiao)(xiao)(xiao)(xiao)音(yin)(yin)的型(xing)式(shi)，排(pai)風(feng)(feng)(feng)為(wei)(wei)排(pai)風(feng)(feng)(feng)井(jing)(jing)無消(xiao)(xiao)(xiao)(xiao)音(yin)(yin)直(zhi)接排(pai)除(chu)。消(xiao)(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)室及(ji)風(feng)(feng)(feng)井(jing)(jing)內(nei)均安(an)裝(zhuang)吸(xi)音(yin)(yin)降(jiang)噪片，以防機(ji)(ji)房(fang)噪聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)外涉，同時起到消(xiao)(xiao)(xiao)(xiao)音(yin)(yin)的作用(yong)。消(xiao)(xiao)(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)室及(ji)風(feng)(feng)(feng)井(jing)(jing)內(nei)的材(cai)料(liao)為(wei)(wei)吸(xi)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)棉體、焊網、角鋼(gang)、輕鋼(gang)龍骨等