| 岔管过渡带曲面计算机辅助几何设计 |
| |
| 引用本文： | 丁宇明,胡建国. 岔管过渡带曲面计算机辅助几何设计[J]. 武汉大学学报(工学版), 1990, 0(1) |
| |
| 作者姓名： | 丁宇明 胡建国 |
| |
| 作者单位： | 武汉水利水电学院基础科学系(丁宇明)，武汉水利水电学院基础科学系(胡建国) |
| |
| 摘 要： | 岔管分叉处出现尖角,使水流阻力增加,尖角处也易应力集中。为此,工程中常采用圆角过渡,从而在分叉处形成过渡带曲面。本文采用包络理论定义了过渡带曲面,建立其参数方程,并用微分分析方法讨论过渡带曲面的几何性质。在这基础上进行了过渡带曲面的计算机辅助几何设计(CAGD),从而为管道分叉处的结构强度计算、水流条件分析、工程设计与制造等提供了几何理论依据和设计方法。
|
| 关 键 词： | 过渡带 曲面 计算机辅助几何设计 |
The Computer Aided Geometric Design (CAGD) on the Curved Surface of Forked pipe Transition Zone |
| |
| Ding Yuming Hu Jianguo. The Computer Aided Geometric Design (CAGD) on the Curved Surface of Forked pipe Transition Zone[J]. Engineering Journal of Wuhan University, 1990, 0(1) |
| |
| Authors: | Ding Yuming Hu Jianguo |
| |
| Affiliation: | Ding Yuming Hu Jianguo |
| |
| Abstract: | Useing the envelope theory, this paper defines the curved surface of transition zone establishes its parameteric equation and discusses the geometric properties of this curved surface.On this basis, and the computer aided Geometric Design(CAGD) of the curved surface is made, and the basis of geometric theory and the method of design are provided for the calculation of constructive strength, the analysis of flow condition, the engineering design and manufacture, etc. |
| |
| Keywords: | transition zone curved surface computer aided geometric design |
| 本文献已被 CNKI 等数据库收录！ |
|
