頁籤選單縮合
題 名 | 槽孔延伸管型消音器之分析 |
---|---|
作 者 | 王昭男; 陳義男; 謝傳璋; | 書刊名 | 中華民國音響學刊 |
卷 期 | 2:1 1993.11[民82.11] |
頁 次 | 頁1-12 |
分類號 | 447.1187 |
關鍵詞 | 槽孔延伸管型消音器; |
語 文 | 中文(Chinese) |
中文摘要 | 本文以邊界元素法對槽孔延伸管型消音器之消音性能,建立了一套數值分析模式 ,此 方法利用不同區域間交界面上音壓與速度相等之關係,將其整合成單一音響空間,從而得 到其消音功能,克服了傳統平面波分析法邊界條件無法給定之困擾。 |
英文摘要 | A numerical scheme for alanyzing the performance of a muffler with perforated intruding tube has been developed. Though the relationships of pressure and velocity on the interface between two adjacent subregions, these subregions can be commbined to form an augmented acoustic volume with one inlet and outlet. With this process, the main difficulty of which the boundary condition can not be specified in the conventional plane wave analysis model can be overcome. Therefore, the performance of a muffler with perforated intruding tube can be estimated. In the present work, the noise reduction characteristics of mufflers with an opening perforated intruding tube or with a plug perforated intruding tube have been analyzed individually. The influence of mean flow, without including the convective effect, is also investigated by using the flow-induced perforated parameter. |
本系統中英文摘要資訊取自各篇刊載內容。