在非结构化网格中离散复合换热方程，并编写计算程序。
The combined heat transfer equations are discretized in the unstructured meshes and the calculating programs are written.
结构化网格转换成非结构化网格是网格生成技术的一个分支。
The transformation of structured meshes to unstructured meshes is a branch of mesh generation technology.
完全非结构化网格可以使用包括多面体网格在内的所有常见单元类型。
Fully unstructured grids can be used with all common cell types including polyhedral meshes.
给出了基于非结构化网格数值求解二维粘性湍流分离流场的压力修正算法。
A pressure correction algorithm was taken out to solve 2d viscous turbulent flow field.
利用同位非结构化网格上的压力加权修正算法，对翼型湍流绕流进行了数值分析。
The pressure weighted interpolation method on collocated unstructured grid is used for numerical simulation of turbulent flow around airfoils.
并采用基于线性化流量的隐式格式和非结构化网格，使程序具有较高的收敛效率。
Higher rates of convergence are obtained by using an implicit scheme relying on a linearization of fluxes and c-type unstructured meshes.
在非结构化网格中，数值求解标量扩散方程(导热方程)是当今数值计算的基础问题。
It is one of the basic problems to study the heat conduction equation (the diffusion equation) using numerical method on unstructured grids.
本文使用非结构化网格有限体积法三维水动力模型，分析研究了河流对近岸水环境的影响。
In the paper, three-dimensional finite volume hydrodynamic model with unstructured grid are adopted to study the impacts of rivers on the coastal water environment.
通过对时间和空间差分格式的选取、源项及边界条件的处理，在非结构化网格上对流场控制方程进行了离散。
By properly choosing temporal and spatial difference format, correctly dealing with source term and boundary conditions, control equations are discretized over unstructured meshes.
计算区域分解成几个子区域，并在各子区域单独使用结构化和非结构化网格，解决了网格生成中遇到的难题。
The calculating domain is parted into several sub-domains, and structured and unstructured grid are used separately in different sub-domain to solve the problem met in the process of grid building.
本文通过对水轮发电机通风系统的分析，确定了旋转流体场计算区域，采用非结构化网格对计算区域进行离散。
Based on the analysis on ventilation system, the calculation region of rotary fluid field is plotted out and meshed in unstructured grid.
提出两种非结构化网格生成方法，一种是由结构网格转化为非结构网格，结构化网格的生成是用椭圆型偏微方程法。
One method was unstructured grid transformed from structured grid, which was created by numerically solving the elliptic partial differential equation.
基于非结构化网格开发了流体力学数值计算平台，在此平台上对一些经典的算例进行了验算，计算结果与理论和实验吻合很好。
The solver is validated in a number of classical flow problems and the results agree well with other experimental data in literature.
论文研究了结构化和非结构化网格生成技术的各种方法，开发了各种网格生成方法的软件程序，并用算例验证了这些程序的健壮性。
The thesis studies multifarious methods of structured and unstructured grid generation, and empolders their software procedure, and tests those procedures'dependability by examples.
针对非结构化网格上迭代收敛速度会逐渐减慢的特点，引入了多重网格求解技术，采用了其中效率较高的代数多重网格方法对离散方程进行求解。
To overcome the reduced convergence speed of iteration method, multigrid method is introduced and algebraic multigrid is adopted to solve discretized equations because of its higher effectiveness.
该方法源于波前法的基本思想，从计算域边界向内域逐渐生成非结构化的四边形网格。
The method is base upon the advancing front technique which constructs unstructured mesh of the domain of interest from its boundary.
推导了多维耗散格式，并采用非结构化三角网格的迎风算法，改善了激波的计算结果。
The multidimensional dissipation scheme was developed and included in the upwinding algorithm for unstructured triangular meshes to improve the computed shock wave resolution.
本文首先介绍了非结构化三角形网格剖分技术。
To begin with, the paper introduces the unstructured triangular mesh generation technique.
采用非结构化四面体网格，对某600MW超超临界汽轮机组高压主汽调节联合阀的额定工况进行了数值模拟。
Unstructured tetrahedral meshes are used to simulate the flow field inside high pressure combined valves of a 600mw ultra supercritical steam turbine under the nominal condition.
研究一种新的全贴体的求解粘性不可压流体流动问题的非结构化直角坐标网格方法。
A novel body fitted numerical method with Cartesian coordinates for solving incompressible viscous fluid flow problems is studied.
提出了一种适用于具有复杂海底边界的自由表面流动模拟算法？基于非结构化四边形网格的VOF法。
A novel VOF method based on unstructured quadrilateral mesh for free surface flows with complex seabed boundaries is presented.
非结构化的表面网格的生成表面模型的一种方法。
An approach to the generation of unstructured surface meshes for surface models was presented.
采用非结构化四面体网格，对某600MW超超临界汽轮机组高压主汽调节联合阀的额定工况进行了数值模拟。
Unstructured algorithm is employed in this paper to simulate the complex flow field inside high pressure combined valve of a 600MW steam turbine.
采用非结构化四面体网格，对某600MW超超临界汽轮机组高压主汽调节联合阀的额定工况进行了数值模拟。
Unstructured algorithm is employed in this paper to simulate the complex flow field inside high pressure combined valve of a 600MW steam turbine.
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