| 铸造CAE系统前处理模块中的若干关键技术 |
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| 引用本文： | 刘晶峰,李洪友,蹇崇军.铸造CAE系统前处理模块中的若干关键技术[J].特种铸造及有色合金,2011,31(11). |
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| 作者姓名： | 刘晶峰 李洪友 蹇崇军 |
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| 作者单位： | 华侨大学机电及自动化学院 |
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| 基金项目： | 国家自然科学基金资助项目 |
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| 摘 要： | 基于OpenGL相关的计算机图形学理论,对铸造CAE系统前处理模块中的STL预览、STL装配及STL校正等功能的实现技术进行了研究,包括STL文件的读写、三角面片的绘制、铸型对象透明效果的绘制、铸型系统三维坐标变换以及三角面片法向量的计算等.开发了相应的图形处理程序并集成到自主开发的铸造CAE系统.使用情况表明,这些关键技术有助于制定合理的网格剖分方案.
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| 关 键 词： | OpenGL 铸造CAE 网格剖分 预览 装配 校正 |
Some Key Techniques in Pre-Process Module of Foundry CAE System |
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| Liu Jingfeng,Li Hongyou,Jian Chongjun.Some Key Techniques in Pre-Process Module of Foundry CAE System[J].Special Casting & Nonferrous Alloys,2011,31(11). |
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| Authors: | Liu Jingfeng Li Hongyou Jian Chongjun |
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| Affiliation: | Liu Jingfeng,Li Hongyou,Jian Chongjun(College of Mechanical Engineering and Automation,Huaqiao University) |
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| Abstract: | Based on the theory of computer graphics concerned with the OpenGL,the key techniques of implementation of some functions such as STL preview,STL assembly and STL adjustment in pre-process module of foundry CAE system were investigated,including reading and writing of STL file,drawing of triangular facet,drawing of mold model with transparent effects,three-dimensional coordinate transformation of the whole mold system and calculation of normal vector of triangular facet,etc.A grap-handling program with the ... |
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| Keywords: | Open GL Foundry CAE System Mesh Generation Preview Assembly Adjustment |
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