頁籤選單縮合
題 名 | 加置於均勻流之波動分析 |
---|---|
作 者 | 施清吉; | 書刊名 | 農業工程學報 |
卷 期 | 35:2 1989.06[民78.06] |
頁 次 | 頁1-14 |
分類號 | 443.1 |
關鍵詞 | 分析; 均勻流; 波動; |
語 文 | 中文(Chinese) |
中文摘要 | 探討於一均勻流(Uniform flow)分別加置三種不同的波運動時,在何種條件下原來的波動型態(State)無法繼續維持,而終將變成另一型態的波動,以及其條件之異與同。所考慮的波運動計有:狹義的正波、均勻進行波與微擾振動流。此外,分析波動為均勻進行波時,其上、下游的均勻深度之比應為若干及其間的起碼距離。 |
英文摘要 | Three different types of wave motion imposed on a initial uniform flow have been investigated; there are positive wave (its distance is relative short as compared with a flood wave), uniformly progressive wave, and small perturbated oscillatory wave. The conditions of each type to maintain its originally imposed flow state have been analyzed and compared among them. The range of the ratio between the upstream and downstream know depths of a uniformly progressive to be prevailed in the long run without changing to the another flow state has also been studied with emphasis on the regular order of its length. |
本系統中英文摘要資訊取自各篇刊載內容。