| 研究生: |
李永成 Yu-Chen Lee |
|---|---|
| 論文名稱: |
平板受聲源作用之振動與輻射聲場分析 |
| 指導教授: |
黃以玫
Yii-Mei Huang |
| 口試委員: | |
| 學位類別: |
碩士 Master |
| 系所名稱: |
工學院 - 機械工程學系 Department of Mechanical Engineering |
| 畢業學年度: | 88 |
| 語文別: | 中文 |
| 論文頁數: | 95 |
| 中文關鍵詞: | 平板 、點聲源 、觀察點 、波動方程式 、雷立積分式 、近場 、遠場 |
| 相關次數: | 點閱:11 下載:0 |
| 分享至: |
| 查詢本校圖書館目錄 查詢臺灣博碩士論文知識加值系統 勘誤回報 |
對平板所造成之振動響應。
文中由平板自由振動之運動方程式及於聲場中之聲壓波動方程式,
探討聲波遇平板時之聲壓變化及最後作用於平板上之聲壓函數;
由聲壓轉變為外力,作用於平板上,
計算出平板受此外力作用下之振動位移函數。
此振動之平板,對空氣介質分子產生干擾,進而產生聲波,輻射出聲壓。
本文中使用雷立積分式 (Rayleigh''s Integral) ,計算平板受外力振動,
對空間所輻射出聲波之聲壓;探討平板振動的模態能量,於輻射聲場中,
產生之聲壓的分佈情形。
蘇德勝, 1991,"噪音原理與控制,"臺隆書局.
Atalla, N.; and Bernhard, R. J., 1994,"Review if Numerical Solution for Low-Frequency
Structural-Acoustic Problems,"Applied Acoustic,Vol. 43, pp. 271--294.
Berry, A., Guyader, J. L., and Nicolas J. 1990,"A General Formulation for the Sound Radiation from Rectangular
,Baffled Plates with Arbitrary Boundary Conditions,"The Journal of the Acoustical Society of AmericaVol. 88(6), pp. 2792--2802.
Beslin, O., and Guyader, J. L., 1996,"The Use of an ''ECTOPLASM" to Predict Free Vibration of Plates with Cut-Outs,"
Journal of Sound and Vibration,Vol. 191(5), pp. 935--954.
Beslin, O., and Guyader, J. L., 1997,"The Use of "ECTOPLASM" to Predict Radiation and
Transmission Loss of a Holed Plates in a Cavity," Journal of Sound and Vibration,Vol. 200(4), pp. 441--465.
Fahy, F., 1985,Sound and Structural Vibration : Radiation, Transmission and Response,Academic Press, London, Britain.
Junger, M. C., and David F., 1986,Sound, Structures, and Their Interaction,
Kinsler, L. E., Frey, A. R., Coppens, A. B., and Sanders J. V., 1982,
Fundamentals of Acoustics,John Wiley & Sons, Inc., Canada.
Lam, K. Y., Hung, K. C., and Chow, S. T., 1989,"Vibration Analysis of Plates with Cutouts by the Modified Rayleigh-Ritz Method," Applied Acoustics,Vol. 28, pp. 49--60.
Wallace, C. E., 1970,"Radiation Resistance of a Rectangular Panel,"The Journal of the Acoustical Society of America,
Vol. 51(3) part 2, pp. 946--952.