三维Navier-Stokes方程加罚有限元的共轭梯度法和分块迭代法 |
| |
引用本文: | 李开泰,黄艾香,李笃,刘之行.三维Navier-Stokes方程加罚有限元的共轭梯度法和分块迭代法[J].应用数学和力学,1983,4(6):821-834. |
| |
作者姓名: | 李开泰 黄艾香 李笃 刘之行 |
| |
作者单位: | 西安交通大学 |
| |
摘 要: | 本文对Navier-Stokes问题加罚变分形成有限元解给出了共轭梯度算法和分块迭代算法,由于共轭梯度算法中,求解单变量极小值问题得到简化,使得计算时间大为节约. 本文还给出了计算实例.
|
收稿时间: | 1982-12-12 |
The Conjugate Gradient Method and Block Iterative Method for Penalty Finite Element of Three-Dimensional Navier-Stokes Equations |
| |
Institution: | Xi'an Jiaotong University, Xi'an |
| |
Abstract: | A conjugate gradient and block iterative algorithm for element solution of penalty variational form of Navier-Stokes equations are presented. Because the algorithm of solving single variable minimizing problem is simplified, the computing time is greatly saved.In this paper numerical examples are also provided. |
| |
Keywords: | |
本文献已被 CNKI 等数据库收录! |
| 点击此处可从《应用数学和力学》浏览原始摘要信息 |
| 点击此处可从《应用数学和力学》下载免费的PDF全文 |