摘要
对由多个消声小室串联而成的迷宫型消声罩的衰减量的估算方法进行了研究,给出了迷宫型消声罩衰减量的计算方法,并作验证。
A study on the estimation of the attenuation of the maze-model muffling cover connected by severalsmall anechoic chambers has been done, and the way to figure out the amount of attenuation and the method toverify the result are given.
出处
《昆明冶金高等专科学校学报》
CAS
2004年第2期14-15,20,共3页
Journal of Kunming Metallurgy College
关键词
迷宫型消声罩
消声小室
衰减量
吸声系数
房间常数
maze-model muffling cover
anechoic chambers
attenuation
sound absorption coefficient
chambers constant
