三维轴对称问题的平面等效解法 |
| |
引用本文: | 何力军,吕国志.三维轴对称问题的平面等效解法[J].飞机设计,2002(3):9-11. |
| |
作者姓名: | 何力军 吕国志 |
| |
作者单位: | 1. 宁夏大学物理与电器工程系,银川,750021 2. 西北工业大学飞机系,西安,710072 |
| |
摘 要: | 提出一个重要关系,由此建立了三维轴对称问题与平面问题的联系,得到两者之间的等效关系。针对币状裂纹,利用平面问题解法给出几种对称受载情形的裂纹面位移和应力强度因子,并与文献结果作了比较。
|
关 键 词: | 平面等效解法 轴对称 币状裂纹 平面裂纹 应力强度因子 断裂力学 |
A EQUIVALENT METHOD TO SOLVE THE AXIS–SYMMETRY PROBLEM |
| |
Abstract: | An equivalent procedure is given which can transform penny-shaped crack problems into straight crack problems It makes the work of solution of penny-shaped crack problems very simple Several examples are also provided at the end of the paper,which show that this new method is effective and reliable .$$$$ |
| |
Keywords: | equivalent procedure penny-shaped crack straight crack |
本文献已被 CNKI 维普 万方数据 等数据库收录! |