在美(mei)(mei)國(guo)(guo)的(de)社區，要求每一個業主避免在自己的(de)土地或(huo)房(fang)產上進行“不(bu)合理”的(de)侵擾附近土地使(shi)(shi)用或(huo)享受的(de)活(huo)動(dong)，如不(bu)能讓鄰居家(jia)的(de)生活(huo)受到煙味、嘈雜聲的(de)打擾。小麻煩也有相(xiang)應的(de)法律(lv)管轄，美(mei)(mei)國(guo)(guo)人稱此(ci)類為“皮毛(mao)法律(lv)”。美(mei)(mei)國(guo)(guo)大多數城市或(huo)州都有噪音(yin)(yin)控制法規(gui)(gui)(gui)或(huo)反噪音(yin)(yin)法規(gui)(gui)(gui)，禁止制造(zao)噪音(yin)(yin)擾1民(min)。美(mei)(mei)國(guo)(guo)大多數地方法規(gui)(gui)(gui)中都有關于“安靜時(shi)間”的(de)規(gui)(gui)(gui)定。一般來說，工業降噪設備，大多數法規(gui)(gui)(gui)規(gui)(gui)(gui)定的(de)安靜時(shi)間是(shi)從(cong)晚上的(de)十點到第二天早晨(chen)七(qi)點，周末或(huo)節假(jia)日的(de)時(shi)間會往后延遲一個小時(shi)。這(zhe)就意味著(zhu)在這(zhe)段時(shi)間內，任何大到足以使(shi)(shi)正常人被吵醒的(de)聲音(yin)(yin)，都是(shi)不(bu)允(yun)許的(de)。

這(zhe)兩(liang)大類(lei)屋(wu)子(zi)都應設計構(gou)思為隔音(yin)(yin)(yin)(yin)室，可是(shi)(shi)隔音(yin)(yin)(yin)(yin)降(jiang)噪(zao)(zao)特性(xing)不(bu)一樣，1個是(shi)(shi)避(bi)免(mian)強噪(zao)(zao)音(yin)(yin)(yin)(yin)從(cong)隔音(yin)(yin)(yin)(yin)室內根(gen)據(ju)排(pai)架(jia)結(jie)構(gou)傳來，1個是(shi)(shi)避(bi)免(mian)強噪(zao)(zao)音(yin)(yin)(yin)(yin)從(cong)隔音(yin)(yin)(yin)(yin)室外根(gen)據(ju)排(pai)架(jia)結(jie)構(gou)傳到(dao)(dao)。?事(shi)實上每一工業(ye)生產(chan)、工業(ye)建(jian)筑許(xu)多人應用的屋(wu)子(zi)，也不(bu)想要有噪(zao)(zao)聲傳到(dao)(dao)，因此廣義地說(shuo)，都具備隔音(yin)(yin)(yin)(yin)室的寓(yu)意，這(zhe)兒常(chang)說(shuo)的隔音(yin)(yin)(yin)(yin)室，是(shi)(shi)采用的隔音(yin)(yin)(yin)(yin)降(jiang)噪(zao)(zao)對策較多，海(hai)南降(jiang)噪(zao)(zao)設備，也較繁雜，冷卻塔降(jiang)噪(zao)(zao)設備廠家，花銷也高的那類(lei)當之無愧(kui)的隔音(yin)(yin)(yin)(yin)室。

空(kong)氣(qi)(qi)(qi)(qi)壓縮(suo)機(ji)(ji)噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)包括空(kong)氣(qi)(qi)(qi)(qi)動(dong)力性噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、機(ji)(ji)械噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)、電磁噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)。輻射(she)噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)部(bu)位分為：空(kong)氣(qi)(qi)(qi)(qi)壓縮(suo)機(ji)(ji)機(ji)(ji)體(ti)噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)源(yuan)(yuan)；電動(dong)機(ji)(ji)噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)源(yuan)(yuan)；進(jin)氣(qi)(qi)(qi)(qi)管(guan)道噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)源(yuan)(yuan)；進(jin)氣(qi)(qi)(qi)(qi)口(kou)噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)源(yuan)(yuan)；排氣(qi)(qi)(qi)(qi)管(guan)道噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)源(yuan)(yuan)；排氣(qi)(qi)(qi)(qi)放(fang)空(kong)口(kou)噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)源(yuan)(yuan)。利用(yong)近場(chang)法測量(liang)了各部(bu)位的(de)噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)頻譜(pu)，車間降(jiang)噪(zao)(zao)(zao)(zao)(zao)設備廠，表(biao)(biao)明該型(xing)空(kong)氣(qi)(qi)(qi)(qi)壓縮(suo)機(ji)(ji)噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)呈(cheng)中(zhong)高頻特性。2空(kong)氣(qi)(qi)(qi)(qi)壓縮(suo)機(ji)(ji)隔(ge)(ge)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)罩(zhao)(zhao)的(de)設計控(kong)制空(kong)氣(qi)(qi)(qi)(qi)壓縮(suo)機(ji)(ji)機(ji)(ji)體(ti)噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)和電動(dong)機(ji)(ji)噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)的(de)1合理措施是為空(kong)氣(qi)(qi)(qi)(qi)壓縮(suo)機(ji)(ji)加(jia)隔(ge)(ge)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)罩(zhao)(zhao)。重慶噪(zao)(zao)(zao)(zao)(zao)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)治(zhi)理隔(ge)(ge)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)罩(zhao)(zhao)降(jiang)噪(zao)(zao)(zao)(zao)(zao)效果用(yong)插(cha)入(ru)損失IL表(biao)(biao)示，通過下式計算：IL=10lg(1+α100。1TL)dB（1）式中(zhong)α—內飾吸聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)材料的(de)吸聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)系數；TL—罩(zhao)(zhao)壁的(de)平均隔(ge)(ge)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)量(liang)，TL=10lg∑Si/（∑Si10-0。1TLi），dB；Si—組成罩(zhao)(zhao)壁的(de)第i個(ge)構(gou)件(jian)的(de)面(mian)積，m2；TLi—該構(gou)件(jian)的(de)隔(ge)(ge)聲(sheng)(sheng)(sheng)(sheng)(sheng)(sheng)量(liang)，dB。