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.
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.
通过使用动网格技术，可实现对桥梁断面等刚体截面绕流场的模拟。
The moving grid technique is adopted to simulate the fluid fields around the rigid body such as bridge girder cross-sections.
另外，提出了采用动网格技术与实验手段来模拟和研究实际清管过程的设想。
Besides, it also puts forward an assumption adopting grid technology and experiment to simulate and analyze the actual pipeline clearing process.
采用多块嵌套结构动网格技术数值模拟了拦截导弹的热保护罩的二维分离过程。
Two-dimensional simulations about the separation of the interceptor missile shroud covers have been completed using moving multi-block chimera structure grid technique.
然而，在应用到非交错网格和动网格上时，其时间精度还没有被仔细地研究过。
However, its time accuracy on non-staggered grids and moving grids has not been carefully investigated.
然而，在应用到非交错网格和动网格上时，其时间精度还没有被仔细地研究过。
The field for solving is divided into non-equidistance and staggered grid analysis.
在TRIP软件定常模块的基础上，采用双时间法和动网格技术开发了非定常模块。
Based on the steady flow module of the TRIP software, the unsteady flow module is developed, using a dual time algorithm and a dynamic grid technique.
本文在完善原有网格生成的基础上，研究了基于计算域刚性运动方法的动网格技术。
In this article, the Cartesian grid generation method and the rigid motion of the computational domain method are researched by the author.
对于流体-结构耦合中每时间步长计算的动网格算法主要考虑网格的稳定性和计算效率。
The robustness and efficiency for coupled structure-fluid time marching computations have been emphasized in mesh deformation algorithm.
本文数值模拟采用动网格技术对列车产生的活塞风进行动态的研究，这在国内尚属首次。
The dynamic study on the distribution of velocity and pressure in the tunnel and station with the numerical simulation is the first time in the domestic.
利用动网格生成技术解决求解区域几何形状不断改变并相邻计算区域发生相对位移的问题。
Moving mesh generation technology was used to solve the problems of the geometry changes in solution area and related regions in the adjacent calculation area.
在非结构自适应笛卡尔网格基础上构建了一种基于笛卡尔动网格的非定常气动力计算方法。
A unsteady flow calculational method is developed in this article. This method is based on the Cartesian grid.
应用动网格技术，对某柴油机在进气和压缩过程中气道-气门-气缸内的瞬态流场进行了数值模拟。
Dynamic simulation is carried out to study the transient intake and in-cylinder flow generated during intakecompression processes using CFD code Fire.
另外，该方法的计算效率较传统TF I动网格方法有所降低，但相比弹簧方法提高1到2个量级。
In addition, the computational efficiency is slightly decreased than the traditional TFI method, but improved by 1 or 2 orders of magnitude when compared with the spring analogy method.
为研究太阳帆板地面展开试验中气动阻力的影响，基于动网格技术提出了一种时变空气阻力计算方法。
To study the effect of aerodynamic drag in the solar array spreading on the ground, a calculation method of time-varying aerodynamic drag was put forward based on dynamic meshes in this paper.
在流体域的动网格上，通过求解非定常的雷诺平均N - S方程，计算出翼型表面的非定常气动力。
In the aerodynamics domain, the time-dependant aerodynamic force on the surface of the airfoil is computed by solving the unsteady Reynolds averaged Navier-Stokes equation.
运用计算流体动力学(CFD)的动网格技术对管道中的阀门关闭进行了动态模拟，针对同一模型，并与特征线法及试验进行了比较。
By using the dynamic mesh model in CFD software to calculate the pipe valve closing, use the characteristic method and the experiment to compare with the same model.
建立了高效的动念自适应网格生成方法。
The generation method of efficient dynamic adaptive mesh is proposed.
讨论了列车交会空气压力波数值计算方法、动模型及在线实车试验技术，论述了非对称滑移网格技术。
The asymmetrical slippage grid technique, the numerical computation, the moving model test, and the full-scale train test for air pressure pulse from trains passing each other are introduced.
本文基于采用干湿网格动边界技术的POM模式，模拟了厦门湾全海域潮流场和温盐场的三维结构特征。
This paper investigated the characteristics of the tidal current, salinity and temperature fields in Xiamen bay by using POM, a baroclinic model with a robust wetting and drying scheme.
本文基于采用干湿网格动边界技术的POM模式，模拟了厦门湾全海域潮流场和温盐场的三维结构特征。
This paper investigated the characteristics of the tidal current, salinity and temperature fields in Xiamen bay by using POM, a baroclinic model with a robust wetting and drying scheme.
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