Holography Reconstruction of the AUV Radiated Acoustic Field and the Influencing Factors Analysis

Author:

Wan Hai Bo1,Zhu Shi Jian1,He Qi Wei1,Ding Shao Chun1

Affiliation:

1. Naval University of Engineering

Abstract

To localize and identify the noise sources of the AUV, the cylindrical NAH method was proposed. The feasibility was verified by the acoustic field simulation, the influence of the array test distance, holographic planar array position errors and the reconstruction phase errors on the accuracy of the sound field reconstruction was analyzed, which would provide some references for the engineering applications.

Publisher

Trans Tech Publications, Ltd.

Reference9 articles.

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2. Maynard J.D,Williams E.G,Lee Y.Near field acoustical holography I: theory of generalized holography and the development of NAH [J].J.Acoust.Soc.Am,1985,78(4):1395-1413.

3. Zhang Haibin,Jiang Weikang,Wan Quan.Research on the cyclostationary nearfield acoustic holography based on boundary element method [J].ACTA ACUSTICA,2008,33(3):231-237.

4. Xue Weifei,Chen Jin,Yang Chao,etal.Study on noise source identification based on combined wave superposition method [J].Journal of Vibration,Measurement & Diagnosis,2007,27(1): 5-8.

5. Luo Yugong,Li Keqiang,Zheng Sifa.,etal.Study on inaccurate problem of reconstruction result by planar nearfield acoustical holography [J].ACTA ACUSTICA,2003,28(6):555-560.

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