将多重网格法运用于非结构网格。
数值模型使用了非结构网格以适应复杂的计算区域。
The numerical model is used the unstructured mesh to meet the complicated flow domain.
描述了一套适合粘性流动计算的三维非结构网格自动生成方法。
A method for generating three-dimensional unstructured viscous grids automatically is presented.
在第②步中，采用旋转坐标轴的方法来计算非结构网格单元各边的通量。
In the gas evolution step, with the axis rotation, the flux through each side of the triangular element is obtained.
给出了一种二维非结构网格的生成方法。对自适应的笛卡尔网格法作了初步探讨。
The methods of generation of 2d unstructured grid and adaptive Cartesian grid are given.
提出了基于弹簧法的两点改进，以解决边界发生大变形时的非结构网格变形问题。
The article presents two improvements on the spring analogy for unstructured mesh deformation in engineering applications in which large boundary motions are encountered.
采用推进阵面法生成三角形非结构网格，用多重网格技术求解泊桑方程以取得结构背景网格。
Computational unstructured grid is generated by advancing front method, and the structured background gird is obtained by using multigrid technique to solve the Poisson equation.
在非结构网格上对考虑化学非平衡效应的二维高超声速磁流体绕钝头体流动进行了数值模拟。
Two dimensional (2d) hypersonic magnetohydrodynamics (MHD) flows around a blunt body with chemical non-equilibrium effects are numerically simulated on unstructured meshes.
介绍了有限体积数值方法，该方法适用于在任意非结构网格上求解线性和非线性的航空声学问题。
The paper presents a finite volume numerical method universally applicable for solving both linear and nonlinear aeroacoustics problems on arbitrary unstructured meshes.
以二维多段翼型为对象分别讨论了分区重叠结构网格方法、非结构网格方法和自适应的笛卡尔网格法。
The overlapping grid method, unstructured grid method and adaptive Caresian grid method are discussed for a two dimensional multielement airfoil.
将递归谱对剖分方法应用于流体力学并行计算中的非结构网格分割，以解决负载平衡和最小切割问题。
A recursive spectral bisection method is applied to partition non-structured triangular meshes in parallel CFD for the treatment of load balance and minimum cut graph bisection.
本文研究了用阵面推进法生成二维非结构网格以及有限体积TVD格式在求解复杂弹箭流场中的应用。
In this thesis, the advancing-front method and the finite volume method with TVD schemes are studied.
非结构网格在处理复杂边界的优越性以及相对于结构网格更容易生成而受到科学工作者越来越多的重视。
Much more recent research works focus on unstructured grids for its simplicity in dealing with complex boundary conditions and more easily being constructed compared with structured grids.
本文研究了用阵面推进法生成二维非结构网格以及有限体积TVD格式+在求解复杂弹箭流场中的应用。
In this thesis, the advancing-front method and the finite volume method with TVD schemes are studied.
根据惠更斯波传播原理，构建了一种在通用CFD软件的非结构网格系统上直接计算燃面推进的数值方法。
Based on Huygens principle of wave propagation, a numerical simulation method on CFD software unstructured mesh was founded so as to calculate burning surface regression directly.
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.
特别对于聚合式非结构多重网格法，本文设计了一种新的非结构网格的聚合方法，使得聚合成的粗网格具有很好的质量。
Especially for the agglomeration multigrid algorithm, a new robust method to generate coarse grids has been developed, by which we can generate coarse meshes with good quality.
数值结果表明，尽管采用的非结构网格非常稀疏，但通过采用真实曲线物面边界和高阶的基函数仍可得到高精度的数值解。
Numerical results indicate that highly accurate solutions can be obtained using high-order DG and real solid boundary conditions even on very coarse grids.
另一种是对商用软件GAMBIT进行二次开发，即利用此软件的非结构网格数据库，让它作接口进行网格再生成和数值计算。
The other was the secondary development with commercial software GAMBIT, namely we used the database of GAMBIT efficiently to regenerate unstructured mesh.
在非结构网格上对二维高超声速化学非平衡粘性绕流进行了数值模拟，并应用此方法对涵道构型高超声速减阻特性进行了数值分析。
Numerical methods for hypersonic flow with chemical non-equilibrium reactions on the unstructured grid are used to analyze the drag induction of channel-configurations.
在非结构网格上对二维高超声速化学非平衡粘性绕流进行了数值模拟 ，并应用此方法对涵道构型高超声速减阻特性进行了数值分析。
Numerical methods for hypersonic flow with chemical non-equilibrium reactions on the unstructured grid are used to analyze the drag induction of channel-configurations.
对用于非结构动网格生成的弹簧近似方法进行了研究。
In this paper, spring analogy method for dynamic unstructured grids has been studied.
将并行计算方法应用于含运动边界流场的数值模拟，采用弹簧方法生成非结构运动网格。
The parallel computation method was used for numerical simulation of flow field with moving boundary, and unstructured moving grids were generated by spring analogy method.
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.
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.
本文对用于非结构动网格生成的弹簧近似方法进行了研究。
A spring analogy method for dynamic unstructured grids was studied.
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.
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.
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.
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