噪(zao)音污染(ran)往(wang)往(wang)持(chi)續時間短、取(qu)證難(nan)。等(deng)到有(you)(you)關部(bu)(bu)門(men)通(tong)過種種程序派(pai)人(ren)來調查，難(nan)免(mian)時過“聲(sheng)”遷，什(shen)么(me)都沒了。比如，面對(dui)(dui)建筑(zhu)工地(di)之類的(de)噪(zao)音，海口降噪(zao)設(she)備(bei)(bei)，市民習(xi)慣找(zhao)警1察，可是很多(duo)基層派(pai)1出所(suo)沒有(you)(you)配備(bei)(bei)相關測量儀(yi)器，所(suo)以難(nan)免(mian)有(you)(you)心無力(li)。因此，對(dui)(dui)于噪(zao)音污染(ran)取(qu)證難(nan)等(deng)問題(ti)，工業降噪(zao)設(she)備(bei)(bei)多(duo)少錢，不妨在(zai)設(she)備(bei)(bei)、技術等(deng)配套方面彌補不足。另一方面，環保(bao)、公1安、交通(tong)、1城1管等(deng)多(duo)個部(bu)(bu)門(men)也需要理(li)清(qing)權責(ze)、形(xing)成合力(li)。

噪(zao)(zao)音治(zhi)理(li)對(dui)(dui)(dui)于(yu)(yu)噪(zao)(zao)音機組(zu)的(de)處理(li)？1、當熱(re)泵(beng)(beng)機組(zu)相(xiang)對(dui)(dui)(dui)于(yu)(yu)敏(min)感點(dian)處于(yu)(yu)較高(gao)位置(zhi)、對(dui)(dui)(dui)側沒有高(gao)大反射建筑物(wu)、所需降噪(zao)(zao)量不是很高(gao)時，采用隔聲(sheng)(sheng)(sheng)屏障降噪(zao)(zao)無(wu)疑是為經濟、適用的(de)噪(zao)(zao)聲(sheng)(sheng)(sheng)治(zhi)理(li)對(dui)(dui)(dui)策。但要(yao)特(te)別(bie)注意聲(sheng)(sheng)(sheng)屏障設(she)(she)置(zhi)高(gao)度的(de)合理(li)性及抗(kang)風(feng)荷(he)載強度、剛(gang)度，車間降噪(zao)(zao)設(she)(she)備(bei)，及其采光影響問題(ti)。2、當熱(re)泵(beng)(beng)機組(zu)相(xiang)對(dui)(dui)(dui)于(yu)(yu)敏(min)感點(dian)的(de)位置(zhi)和(he)降噪(zao)(zao)量需求不滿足(zu)上述前提(ti)條件時，工(gong)業降噪(zao)(zao)設(she)(she)備(bei)，只好采用整體(或局部(bu))隔聲(sheng)(sheng)(sheng)加消聲(sheng)(sheng)(sheng)的(de)噪(zao)(zao)聲(sheng)(sheng)(sheng)治(zhi)理(li)對(dui)(dui)(dui)策。進風(feng)、排風(feng)消聲(sheng)(sheng)(sheng)是降低熱(re)泵(beng)(beng)機組(zu)風(feng)系統噪(zao)(zao)聲(sheng)(sheng)(sheng)(包括淋水噪(zao)(zao)聲(sheng)(sheng)(sheng))的(de)為直接、有效的(de)技(ji)術(shu)手段，而(er)且有時是該(gai)類環境(jing)噪(zao)(zao)聲(sheng)(sheng)(sheng)治(zhi)理(li)工(gong)程中必須采取的(de)關鍵技(ji)術(shu)措施，可以(yi)獲得足(zu)夠好的(de)消聲(sheng)(sheng)(sheng)降噪(zao)(zao)效果(guo)。

消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)：消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)主(zhu)要用(yong)于降低空氣動力噪聲(sheng)(sheng)(sheng)(sheng)(sheng)，如空調通(tong)風(feng)噪聲(sheng)(sheng)(sheng)(sheng)(sheng)。允許(xu)氣流通(tong)過，又(you)可(ke)減(jian)少噪聲(sheng)(sheng)(sheng)(sheng)(sheng)傳播的裝置，通(tong)常(chang)稱消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)(qi)。優(you)良(liang)的消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)(qi)應具備下(xia)述性能：消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)能量(liang)大——噪聲(sheng)(sheng)(sheng)(sheng)(sheng)衰減(jian)明顯；空氣動力性能好——力損失小；結構性能優(you)——抗腐蝕(shi)性、堅固(gu)耐用(yong)、體積小。按(an)照消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)原理可(ke)將消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)(qi)區分為阻性消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)(qi)、抗性消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)(qi)、阻抗復合(he)消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)(qi)、小孔(kong)和多(duo)孔(kong)擴散消(xiao)(xiao)聲(sheng)(sheng)(sheng)(sheng)(sheng)器(qi)(qi)等(deng)。