座椅下圆柱型多孔送风器的噪声测试和分析
Noise measurements and analyses of underseat cylindrical perforated outlets
摘要：
通过对剧院座椅下圆柱型多孔送风器噪声的测试及其结果分析，指出这种送风器的噪声能符合剧院允许噪声标准，可以在剧院空调中应用。
关键词：圆柱型多孔送风器,噪声,A声级,噪声评价数,频谱分析,允许标准
Abstract：
According to noise measurements and their result analyses of the underseat cylindrical perforated outlets, presents that the manner of air supply meets the allowable noise criterion and can be applied to the HVAC of theatres.
Keywords:underseatedcylindricalperforatedoutlet,noise,Aweightedsoundpressurelevel,noiseratingnumber,spectralanalysis,allowablecriterion