查询词典 paraboloidal coordinates

Finally, the proposed fully second order accurate projection method on nonstaggered grids is extended successfully to curvilinear coordinates and moving mesh cases.

最后，本文提出的非交错网格上的完全二阶精度的投影方法，在一般坐标系和动网格中到了成功的应用。

A numerical method, where the pressure is used as a primary dependent variable, is presented for the solution of the two-dimensional steady Navier-Stokes equation in general curvilinear coordinates.

本文采用了求解压力速度耦合的SIMPLE算法，以压力为主要求解变量对Navier-Stokes方程进行数值求解。

The hybrid grid system of natural water bodies are in orthogonal body-fitted curvilinear coordinates in horizontal directions, and in Cartesians coordinate in the vertical direction.

天然水域的混合网格系统，在水平方向上是正交贴体坐标系；在垂直方向上则是笛卡尔坐标系。

Therefore, the primary purpose of the present study is to construct the projection methods in higher order accuracy. Furthermore, the proposed projection methods will be applied to nonstaggered grids, curvilinear coordinates, and moving mesh cases.

因此，本文从提高数值方法计算精度入手，构造了高阶时间精度的投影方法，并将投影方法推广到非交错网格和一般坐标系及动网格中。

Geometrical Vectors introduces a more sophisticated approach, which not only brings together many loose ends of the traditional treatment, but also leads directly into the practical use of vectors in general curvilinear coordinates by carefully separating those relationships which are topologically invariant from those which are not.

几何向量引入了更为先进的方法，它不仅汇集了许多传统的治疗无所适从，而且还导致进入载体的实际用途，一般直接通过仔细分离曲线的拓扑关系是从那些没有不变的坐标。

The model system is in the generalized curvilinear coordinates, using high precision self-adaptive grids to fit the complicated topographies and coastal shapes.

模型系统采用广义曲线坐标系下的形式，使用高精度的自适应网格拟合复杂岸界。

In this paper, a three-dimensional multi-level hydrodynamic model with curvature correction in curvilinear coordinates has been developed based on the update turbulent theory and numerical method, which can effectively solve the practical problems of flows and water quality transportations in hydraulic engineering, and can strengthen the practical usage of the mathematical model.

本文基于现代紊流理论、现代数值计算方法建立适合描述水利工程中紊流规律的非线性数值模型，即曲线坐标系下的多层紊流水动力模型，旨在提高紊流精细模拟的实用性，以求有效地解决水利工程中的水流和输运现象的实际问题。

Parabolized stability equation of 3D disturbance wave was deducted under orthogonal curvilinear coordinates. The static pressure distribution on blade surface was measured in wind tunnel test, and this result was used for analysis of blade's flow stability.

推导出正交曲线坐标系下三维扰动波的抛物化稳定性方程，在风洞实验中测量叶栅叶片表面的静压分布，并结合测量结果对设计叶栅的流动稳定性进行特征值分析。

In order to analyze the influence on flood control by Chenhu super bridge in Hanjiang River , a two2dimensional math2ematical model of water flow under non2orthogonal curvilinear coordinates is established , and then , the model is applied to Han2jiang River.

为了分析沉湖特大桥对汉江沉湖河段的防洪影响情况，建立了非正交曲线坐标下平面二维水流数学模型，并应用该模型对汉江沉湖特大桥修建前后的水流运动情况进行了模拟。

A numerical method, where the pressure is used as a primary dependent variable, is presented for the solution of the two-dimensional steady Navier-Stokes equation in general curvilinear coordinates. SIMPLE (Semi-Implicit Method for Pressure Linked Equations) is mainly adopted.

本文首先详细推导了二维任意曲线坐标系下张量形式的流动控制方程及其和压力修正方程的离散形式，应用求解压力速度耦合的SIMPLE算法，以压力为主要求解变量对Navier-Stokes方程进行数值求解。

The Master of Science degree program in Economics features a curriculum that is flexibl...

在经济学理学硕士学位的课程计划的特点是灵活而全面的方法，在理论和应用课程培训工作。

This module is used for constructing and visualizing 3D models.

该模块是用于建设和可视化的三维模型。