## 留言板

 引用本文: 崔希民, 陈至达. 非线性尺规近似法在圆杆颈缩局部有限变形分析中的应用[J]. 应用数学和力学, 1999, 20(2): 111-118.
Cui Ximin, Chen Zhida. The Application of Nonlinear Gauge Method to the Analysis of Local Finite Deformation in the Necking of Cylindrical Bar[J]. Applied Mathematics and Mechanics, 1999, 20(2): 111-118.
 Citation: Cui Ximin, Chen Zhida. The Application of Nonlinear Gauge Method to the Analysis of Local Finite Deformation in the Necking of Cylindrical Bar[J]. Applied Mathematics and Mechanics, 1999, 20(2): 111-118.

## 非线性尺规近似法在圆杆颈缩局部有限变形分析中的应用

###### 作者简介:崔希民(1967~ ),男,讲师,博士
• 中图分类号: O39;TB12

## The Application of Nonlinear Gauge Method to the Analysis of Local Finite Deformation in the Necking of Cylindrical Bar

• 摘要: 形变局部化和不稳定的研究是当前力学问题的一个热点,其中最典型的问题是圆杆拉伸颈缩和滑移带的塑性分析。传统的微小变形弹塑性力学不能彻底解决此问题。本文采用以S(应变)-R(转动)分解定理为基础的非线性尺规数值计算法,并应用计算机模拟优化技术求出圆杆拉伸轴对称塑性有限变形的局部应变分布与发展形态。
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##### 出版历程
• 收稿日期:  1997-04-17
• 修回日期:  1998-07-08
• 刊出日期:  1999-02-15

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