期刊文献+

频率/波数谱法用于分析鱼雷壳体样品 被引量:2

FREQUENCY/WAVE NUMBER SPECTRUM METHOD APPLIED TO THE ANALYSIS OF THE SHELL OF TORPEDOS
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摘要 本文利用快速傅里叶变换和最大熵谱法计算频率 /波数谱 ,对鱼雷壳体的受激响应特性进行了频率 /波数谱分析 ,得到了振动波在鱼雷壳体中传播的波数、波速、波型和波的传播方向 。 Frequency/wave number spectra are given using the fast Fourier transform and maximum entropy spectral analysis. Excitation responses of the middle and tail parts of the torpedo shell are analyzed by the frequency/wave number spectrum method. Wave numbers, wave velocity, types and directions of wave propagation in the shell are obtained and discussed.
出处 《兵工学报》 EI CAS CSCD 北大核心 2000年第2期187-189,共3页 Acta Armamentarii
关键词 振动 波传播 频率/波数谱 vibration, wave propagation, frequency/wave number spectrum
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参考文献4

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  • 22,Chapman J R. Model-scale measurements of the transmission and radiation of hull-borne vibrational energy using frequency/wave number analysis. In:Proc. of the 2nd International Symposium on Shipboard Acoustics ISSA86,The Hague, The Netherlands,1986:135~154
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同被引文献19

  • 1陈美霞,骆东平,杨叔子.壳间连接形式对双层壳声辐射性能的影响[J].振动与冲击,2005,24(5):77-80. 被引量:26
  • 2左言言,徐凌,鲍冬云,陈孝桢.结构振动的频率──波数分析法[J].噪声与振动控制,1996,16(3):13-16. 被引量:4
  • 3OHRNBERGER M, SCHISSELE E, CORNOU C, et al. Microtremor array measurements for site effect in- vestigations: comparison of analysis methods for field data crosschecked by simulated wavefields [ C]//Proceedings of the 13th World Conference on Earthquake Engineering. Vancouver: [ s. n. ], 2004,8:940 -945.
  • 4CAPON J. High - resolution frequency - wavenumber spectrum analysis [ C ]//Proceedings of the Institute of Electrical and Electronics Engineers. [ S.l ] : IEEE, 1969,57 ( 8 ) : 1408 - 1418.
  • 5OKADA H. "The microtremor survey method" Geophysical monograph series [ J]. Society of Exploration Geophysicists, 2003 (12) : 1 - 5.
  • 6OHRNBERGER M, SCHISSELE E, CORNOU C, et al. Frequency wavenumber and spatial autocorrelation methods for dispersion curve determination from ambient vibration recordings [ C ]//Proceedings of the 13th World Conference on Earthquake Engineering. Vancouver: [ s. n. ] ,2004,8:946 -955.
  • 7杨学林 吴世明 周亚刚.利用短周期地脉动推断深层地基S波速度.振动工程学报,2000,16(4):12-18.
  • 8APOSTOLIDIS P, RAPTAKIS D, ROUMELIOTI A, et al. Determination of S-wave velocity structure using microtremors and spac method applied in Thessaloniki (Greece) [ J]. Soil Dynamics and Earthquake Engineering. 2004,24 ( 1 ) :49 -67.
  • 9MATSUOKA T, SHIRAISH H, HCHINOHE S. Estimation of three-dimensional S-wave velocity structure using microtremor array observations in the central Kanto Plain [ C ]//Proceedings of the 6th SEGJ International Symposium. Tokyo: [ s. n. ], 2003:429 - 436.
  • 10ALZAHABI B,ALMIC E. Sound radiation of cylindri-cal shells[J]. The International Journal of Multiphys-ics,2011,5(2):173-185.

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