| 基于传递矩阵和宽频脉冲声的水声材料声学参数测量方法 |
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| 引用本文： | 王少博. 基于传递矩阵和宽频脉冲声的水声材料声学参数测量方法[J]. 宇航计测技术, 2014, 34(5): 58-60. DOI: 10.12060/j.issn.1000-7202.2014.05.14 |
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| 作者姓名： | 王少博 |
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| 作者单位： | 1、杭州应用声学研究所，杭州 311400 |
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| 摘 要： | 本文提出利用传递矩阵和宽频脉冲分离法结合的方式，对水声材料的纵波声速和衰减系数进行了测试。介绍了使用收发合置换能器的测量方法、宽频脉冲信号的产生和测量结果，完成了测量不确定度分析。
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| 关 键 词： | 宽频脉冲 传递矩阵 声学参数 水声材料 |
Acoustic Parameters Measurement of Underwater Acoustic Materials based on Transfer-matrix and Wide Frequency Impulse Method |
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| WANG Shao-bo. Acoustic Parameters Measurement of Underwater Acoustic Materials based on Transfer-matrix and Wide Frequency Impulse Method[J]. Journal of Astronautic Metrology and Measurement, 2014, 34(5): 58-60. DOI: 10.12060/j.issn.1000-7202.2014.05.14 |
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| Authors: | WANG Shao-bo |
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| Affiliation: | 1、Hangzhou Applied Acoustics Research Institute,Hangzhou 311400 |
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| Abstract: | This paper presents the material longitudinal wave velocity and attenuation coefficient measurement of underwater acoustic materials using transfer-matrix calculation plus impulse method. De-scribes the method using monostatic transducer, broadband impulse signal generation and sample meas-urement results. Completed the measurement uncertainty analysis. |
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| Keywords: | Wide frequency impulse Transfer-matrix Acoustics parameters Underwater acous-tic materials |
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