直角切割 meaning in Chinese
square cutting
Examples
- This paper researches the 3d cartesian mesh generation that newly grows up in recent years
直角切割网格技术是近几年新发展起来的一种网格生成技术。 - With which this paper develops a plat to get 3d geometries " euler equation flow solution using jameson ' s finite volume method ( fvm ) techniques
本文通过对三维直角切割网格生成方法的研究，应用jameson的有限体积法建立了一个基于直角切割网格技术的流场计算软件。 - In modern aircraft design , there is an urgent requirement for accurate , efficient and easy - to - use numerical analysis tools . for this purpose , this thesis introduces recent progress in the generation and application of cartesian grid with tree data structure and adaptive refinement . coupled with hybrid grid techniques , euler and navier - stokes equations are solved
本文针对现代飞行器设计中对实用、高效、准确的气动力分析工具的迫切需求，基于叉树数据结构，发展了一种自适应直角切割网格方法，采用混合网格技术，实现了对流场euler和navier - stokes方程的计算求解，进一步完成了复杂增升装置绕流和外挂物分离投放非定常流场的数值模拟。 - Based on tree data structure , the cartesian grids about 2 - d and 3 - d configurations are generated using the surface - cutting procedure . in the course of grid generation , a two - step ray - casting algorithm to excluded cells inside the body and a cell - merging technique to avoid numerical instability are fully developed . after creating these surrounding grids , the cell - cutting algorithm is designed to perform geometry - based refinement of grids , and greatly improve the applicability and quality of grid generation
采用物面切割，基于叉树数据结构，发展了一种普遍适用于二维和三维外形的直角切割网格生成方法；构造两步射线求交算法，删除外形内的固体网格，以及小网格合并算法，确保网格质量和流场计算的稳定性；运用对任意网格的切割细分算法，实现了针对几何外形的自适应网格加密，使得网格生成更具普适性和灵活性。