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題 名 | Acoustic Responses of a Multiple-Ribbed Infinite Plate: Pressure and Power=多助板聲波分析--壓力量化 |
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作 者 | 莊天德; | 書刊名 | 雲林工專學報 |
卷 期 | 16 1997.06[民86.06] |
頁 次 | 頁35-64 |
分類號 | 440.13 |
關鍵詞 | 多助板聲波分析; 壓力量化; |
語 文 | 英文(English) |
英文摘要 | 多肋板振動波模式分析之方法,亦可用以進行聲波之分析,在點及線載重作用下 ,聲波傳遞所形成的壓力模式數學式與現有資料結果比對,尚能符合足以作為加肋板振動聲 波之預測。 ion for displacement response functions, the same analytic method is applied in a straightforward manner [2] to obtain acoustic responses for a multiple-ribbed plate syste. The pressure response due to a line force and a point force excitation of a plate with negligible fluid loading are verified with old results. They are also compared with pressures radiated by a plate in water, both in the nearfield and farfield cases. On-axis farfield pressure responses radiated from multiple-ribbed plates in water are confirmed with literature's results. Both in air and in water cases, farfield acoustic radiated power are corroborated with other author's solutions for the homogeneous and single-ribbed plates as well. Many useful farfield pressure radiation patterns shown in three-dimensional plots are presented and discussed. |
本系統中英文摘要資訊取自各篇刊載內容。