頁籤選單縮合
題 名 | 攝動法應用於求解滯洪容積之研究=Evaluation of Detention Volume Using Perturbation Method |
---|---|
作 者 | 陳正炎; 黃思維; 陳宏宇; | 書刊名 | 興大工程學刊 |
卷 期 | 15:1 2004.03[民93.03] |
頁 次 | 頁67-75 |
分類號 | 441.1 |
關鍵詞 | 攝動法; 水文連續方程式; 三角形入流歷線; Hydrological continuity equation; Triangular inflow hydrograph; Perturbation method; |
語 文 | 中文(Chinese) |
中文摘要 | 在一般工程應用上,滯洪池滯洪容積的求解,大都以簡單入出流歷線之概念性模式來進行估算。若慮較符合實際洪水流經滯洪池之水理象時,通常採水文連續方程式為滯洪池設計之控制方程,並以數值演算方法來計算滯洪容積,須配合撰寫適當之程式方可完成,故無法立為工程師所應用。本研究嘗試以攝動法求解滯洪演算之非線性水文連續方程式,推演可直接計算滯洪容積之公式,以三角形入流歷線及孔口、溢流口為滯洪池出流口等設計條件,經由適當的省略與曲線擬合方法,求得精算之滯洪容積。 |
英文摘要 | The detention pond is one of the crucial items in detention facilities. It is a common practice to use a hydrological continuity equation as the governing equation in diction pond design. The control equation for evaluating detention volume is a non-linear equation. Although the difficult equation can be evaluated using numerical method an computer program, they are not available for engineers to use because of the complicated calculating process or the involved composing of computer program. The aim of this study was to propose easy calculation method that can fit the above hydrological model. A non-linear continuity equation for the detention pond design is obtained with the perturbation method. The evaluated result is applied to triangular inflow hydrograph and spillway or orifice for outflow device. After the use of omission and curve fitting method, a formula for detention pond design is proposed. |
本系統中英文摘要資訊取自各篇刊載內容。