The governing equations were discretized using a finite volume method on a bipolar coordinate system.
在双极坐标系内,利用有限体积法对控制方程离散求解。
A finite volume method with unstructured meshes and s a turbulence model were employed in the calculation.
网格的划分采用非结构性网格,湍流模型为SA湍流模型,在近壁处采用壁面函数进行修正。
The approach is to solve the Euler equations in a rotor fixed frame of reference using a finite volume method.
采用有限体积法在桨叶固接坐标系直接求解三维欧拉方程。
A steady heat transfer mathematic model is established for a three-phase asynchronous motor by using a finite volume method.
利用有限体积法建立了三相异步电机的稳态传热数学模型。
A finite volume method was utilized to perform a discrete solution for the equations of mass, chemical components, momentum and heat energy conservation.
利用有限体积方法对质量、化学组分、动量和热量守恒方程进行离散求解。
In this thesis a new numerical method - the finite volume method is developed to achieve the static and dynamic large-deflection response analysis for suspension cables.
本文建立了一种新的数值方法——有限体积法进行悬索的大挠度(几何非线性)静力分析和动力响应分析。
The high order and high resolution finite volume method is a conservative high-performance algorithm scheme on unstructured grids.
高精度高分辨的无结构网格有限体积法是一种守恒型的高性能算法。
A combination of integral and completely implicit finite volume numerical method was adopted to solve the governing equations.
采用膜内积分与全隐式有限容积相结合的数值方法求解理论模型。
It derives a discrete type of the common differential equations by the use of the finite volume method, and the formulas for the calculation of the coefficients.
用有限体积法推导了通用微分方程的离散形式,并导出了各种离散系数的计算公式。
A new algorithm, locally twitch finite element method is developed on the base of the general finite element method, mixed with total-variation-diminishing (TVD) scheme and the finite volume method.
局部隐式有限元法是在一般有限元法的基础上,兼容了TVD差分格式和有限体积法的某些特点,形成的一种新型算法。
A simulation based on the Finite Volume method was done, with the two different meshing.
利用有限体积法建立的二维浅水水质水量模型对两种网格进行了水质水量的模拟计算。
The study of the flow of power-law fluid in a helical pipe with circular section with numerical method (finite volume method).
采用有限容积法研究了圆截面螺旋管道内幂律流体的流动。
This paper gives a brief description of the method for calculating three dimensional viscous flow field of a steam turbine blade row with the use of a finite volume time marching method.
介绍了用有限体积时间推进法进行以蒸汽为介质的蒸汽透平叶片排全三元粘性流场的计算方法。
The finite volume approach in space, the three order Runge Kutta method in time and a "law of the wall" for the solid wall condition were used.
数值离散时,将时间与空间分开进行处理,空间上的离散采用有限体积法,而时间上的离散则用三阶龙格-库塔法,对固壁边界的处理使用了“壁函数”法。
Compared with finite element method, the finite volume method maintains the local conservation properties of physical quantities and has a simpler calculation.
与有限元方法相比,有限体积法保持物理量的局部守恒性质,并且计算更加简单。
A shock-capturing method in finite volume scheme with two order of precision and wave propagation is employed to discretize and solve hydrodynamics equations of shock waves.
运用一个具有二阶精度和波传播性质的激波捕捉法,数值求解激波折射运动的流体力学方程组。
A numerical approach based on finite volume method is proposed to study the procedure of coupled heat and moisture transfer in multilayered porous media under nonlinear boundary conditions.
提出了一种基于有限体积法预测非线性边界条件下多层多孔介质内的传热传湿过程的数值分析方法。
As the same as finite element method, the finite volume method is also a numerical method for solving partial differential equations.
有限体积法现在已经成为和有限元方法并驾齐驱的一种求解偏微分方程的数值方法。
This paper puts forward a new multiple gird scheme, which is used with the combination of explicit time marching method, finite volume difference code and distributed body force.
提出了一种新的与显式时间推进法、有限体积差分格式、粘性体积力法有效地配合使用的多重网格法来求解叶轮机械可压流动。
The finite volume method is adopted on each layer. The high efficiency of this multigrid algorithm has been verified by calculating flows around a multielement airfoil.
采用四重网格,在每一层网格上采用有限体积法进行计算。
Finite volume method is a numerical method that discretizes the conservation laws in the integration form.
有限体积法是一种离散积分形式守恒律的数值方法。
Through the analysis of mechanic model of spline function, the paper proposed a simple, convenient and efficient sheet assimilative method based on finite element to calculate earthwork volume.
在分析样条函数的力学模型基础上,提出了一种根据地面标高利用薄板比拟法计算土方量的简便、实用、高效的方法。
This paper presents a finite-volume method for flow characteristics simulation in a combustion chamber with a flat-topped piston during the compression stroke.
本文提出压缩冲程期间计算平顶活塞燃烧室流动特性摸拟的有限容积法。
By use of the time split method, a conservation difference formula is established to find the solution to the shallow water equation based on the finite volume control method from integral equations.
采用二分步法,从积分型方程出发,在有限控制体上建立守恒型差分格式,对二维浅水波方程进行求解。
In this paper, we present a kind of symmetric modified finite volume element method for nonlinear parabolic problems, and give the optimal order energy norm error estimates for full discrete schemes.
本文对一类非线性抛物型方程提出对称修正有限体积元方法,给出能量模最优阶误差估计,并证明了对称修正有限体积元方法的解与一般有限体积元方法的解之差是一个更高阶项。
The paper presents a finite volume numerical method universally applicable for solving both linear and nonlinear aeroacoustics problems on arbitrary 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。
A three dimensional turbulent flow is studied by the computation of the incompressible N-S governing equations. The finite-volume method was used to discrete the equations.
给出了描述活塞风流动的三维湍流流动的不可压n - S方程,采用有限体积法对控制方程进行离散。
A three dimensional turbulent flow is studied by the computation of the incompressible N-S governing equations. The finite-volume method was used to discrete the equations.
给出了描述活塞风流动的三维湍流流动的不可压n - S方程,采用有限体积法对控制方程进行离散。
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