查詢結果分析
來源資料
相關文獻
- 改良型取樣點誤差分析在h-調適型邊界元素法的應用
- 車內噪音與迴響之模型及消除法研究
- 等向性短纖維複合材料軸向彈性性質理論模式
- Complex Variables BIE and BEM for a Plane Doubly Periodic System of Flaws
- Weakly Singular, Singular and Hypersingular Integrals in 3-D Elasticity and Fracture Mechanics
- Analysis of the Mechanic Behavior and Rutting of Asphalt Concrete Using a Sand Model
- 圓盤受局部均佈壓力的全場應力解析與數位光彈實驗
- 集集大地震後水井水位變化模擬及分析
- A Note on a Boundary Element Method for the Numerical Solution of Boundary Value Problems in Isotropic Inhomogeneous Elasticity
- 彈性力學淺談
頁籤選單縮合
題 名 | 改良型取樣點誤差分析在h-調適型邊界元素法的應用=An H-Adaptive Refinement BEM Procedure Using Modified Sample Point Error Analysis |
---|---|
作 者 | 趙儒民; 李韶儀; | 書刊名 | 成功大學學報 |
卷 期 | 33(科技.醫學篇) 民87.11 |
頁 次 | 頁1-18 |
分類號 | 440.135 |
關鍵詞 | 改良型取樣點誤差分析; 調適型; 二次元素; 彈性力學; Modified sample point error analysis; Adaptive; Quadratic element; Elasticity; |
語 文 | 中文(Chinese) |
中文摘要 | 本研究的目在改善Kawaguchi and Kamiya取樣點分析方法,發展出一種調適型 邊界元素計算方法,並將之應用於等方向性均質材料的彈性力學問題。吾人所採 用的是二階等參邊界元素的分割模式,故每一元素將有兩個取樣點。計算每一個 取樣點的延伸誤差函數,並以平均延伸誤差為指標,決定是否對定義域邊界進行 重新分割(h-調適型)。計算結果顯示,本研究所採用的方法在彈性力學的計算能 在較少的迭帶次數下達到精確的結果,且求得合理的解答較先前線性元素的取樣 分析為快速,未來本方法也可以迅速應用到裂縫問題的計算工作。 |
英文摘要 | This paper's aim is to modify the sample point error analysis method proposed by Kawaguchi and Kamiya, and to develop an h-adaptive quadratic boundary element mesh refinement procedure to be used in two-dimensional elastic problem. Two sample points are needed in every quadratic isoparametric element. The extended error indicators are determined at the sample points, and the mesh refinement is enforced if the error of an element is greater than its average. Examples show that, with the same accuracy, fewer iteration cycles are required as compared with the previous version of sample point error analysis. In the future, this study can be easily adopted to solve the problems containing cracks. |
本系統中英文摘要資訊取自各篇刊載內容。