摘要
从试验方法、试验装置、试验数据处理等方面对如何有效测试L型声学谐振器法向和切向的吸声特性(包括吸声系数和声阻抗)展开了详细论述,并得出有一定工程价值的试验结论。
Experiment on sound absorption characteristics of L-Shaped Acoustic Resonators which include sound absorption coefficient and acoustic impedance, was carried on. In this paper, the test method, test device and test data processing method are expounded in detail. The valuable engineering conclusion of experiment is obtained in the end.
出处
《强度与环境》
2011年第5期31-35,共5页
Structure & Environment Engineering
关键词
声学谐振器
阻抗管
吸声系数
声阻抗
传递函数法
acoustic resonators
impedance tubes
sound absorption coefficient
acoustic impedance
transfer function method
