超大型三维有限元模型的快速可视化算法

Fast visualization algorithm for huge 3D-finite element models

针对超大型三维有限元模型的特点,总结了其可视化任务的基本需求和关键算法。由此分别为网格、单元、剖面可视化,以及绘制彩色云图等不同任务,编制了结构简单、运行可靠的快速显示算法。通过具体工程实例与典型商业程序的对比验证,初步证明了该算法的可行性和优越性,有助于简化超大型有限元程序的编写过程。

According to the features of huge 3D-FEM models,basic requirements of visualization and key algorithms are summarized.Then,a simple and reliable algorithm of fast rendering is prepared for different tasks of grid,unit,slice visualization and color contour respectively.Through contrastive testification of specific examples and typical business software by contrast,the feasibility and superiority of the algorithm is initially demonstrated,which can contribute to simplification of preparation for huge FEM program.