搜索结果: 1-15 共查到“Spectral Di”相关记录18条 . 查询时间(0.067 秒)
LES modeling with high-order flux reconstruction and spectral difference schemes
High-Order Methods Large-Eddy Simulation Sub-Grid Scale Modeling.
2015/7/3
The combination of the high-order unstructured flux reconstruction and spectral difference spatial discretization schemes with sub-grid scale modeling for large-eddy simulation is investigated w...
Convergence Acceleration of High Order Numerical Simulations using a Hybrid Spectral Di
Numerical Algorithms Computational Fluid Dynamics Spectral Di
2015/7/3
The goal of this paper is to show how numerical simulations of uid ow using high order methods for unstructured meshes can be sped up using a hybrid multigrid method. In our work we accelerate the ste...
Toward structural LES modeling with high-order spectral difference schemes
Toward structural LES modeling high-order spectral erence schemes
2015/7/3
The combination of the high-order unstructured spectral difference spatial discretiza tion scheme with sub-grid scale modeling for large-eddy simulation was investigated with particular focus on...
Structural LES modeling with high-order spectral difference schemes
Structural LES modeling high-order spectral diff erence schemes
2015/7/3
Notwithstanding the considerable effort which has been devoted to the development of accurate and relatively reliable sub-grid scale (SGS) models for LES, in most cases, the underlying numerical...
Optimization of Flow Past a Moving Deformable Airfoil using Spectral Difference Method
Optimization Flow Past Moving Deformable Airfoil Spectral Diff erence Method
2015/7/3
In this paper we examine the low Reynolds number flow past a harmonically plunging,pitching, and deforming airfoil, both individually and in combination. The lift and thrust characteristics of t...
Towards Computational Flapping Wing Aerodynamics of Realistic Configurations using Spectral Difference Method
Towards Computational Flapping Wing Aerodynamics Realistic Confi gurations Spectral Diff erence Method
2015/7/3
In this paper high-order high-fidelity simulations of unsteady flows over flapping wings are examined. The numerical framework for the present computational flapping wings anal...
3D Flapping Wing Simulation with High Order Spectral Difference Method on Deformable Mesh
3D Flapping Simulation Spectral Diff erence Method Deformable Mesh
2015/7/3
In this paper we carry out computational studies of three-dimensional flow over flapping wings. The problems we have investigated include, firstly, three-dimensonal simulation of ...
Dynamic Mesh Deformation for Adaptive Grid Refinement with Staggered Spectral Difference and Finite Volume Mesh
Dynamic Mesh Deformation Adaptive Grid Staggered Spectral Diff Finite Volume Mesh
2015/7/3
Better computational efficiency and reduced computational cost for high order CFD method are areas of active research. In this study, we investigate the potential of using dynamic deforming mesh ...
An Artificial Compressibility Method for the Spectral Difference Solution of Unsteady Incompressible Navier-Stokes Equations on Multiple Grids
cial Compressibility Method erence Solution Unsteady Incompressible Navier-Stokes Equations Multiple Grids
2015/7/3
This paper presents the development of a 2D high-order solver with unstructured spectral difference method for unsteady incompressible Navier-Stokes equations.
Unsteady Adjoint Method for the Optimal Control of Advection and Burger’s Equations using High-Order Spectral Difference Method
Unsteady Adjoint Method Optimal Control Advection Burger’s Equations High-Order Spectral
2015/7/3
In this study, we investigate the method for adjoint-based optimal control of linear and non-linear equations. In particular, we are interested in the formulation of the unsteady adjoint method based ...
A High-Order Spectral Difference Method for Fluid-Structure Interaction on Dynamic Deforming Meshes
High-Order Spectral Diff erence Method Fluid-Structure Interaction Dynamic Deforming Meshes
2015/7/3
In previous work by the authors, Spectral Difference Method has been formulated in a framework with time-dependent moving deformable meshes. The framework has also been shown to preserve the des...
On the Temporal and Spatial Accuracy of Spectral Difference Method on Moving Deformable Grids and the Effect of Geometry Conservation Law
conservation law Geometric Conservation Law Runge-Kutta (ERK) spatial discretization
2015/7/3
In this paper we studied and examined the formulation of conservation laws on dynamic moving deforming meshes, in the context of the Geometric Conservation Law (GCL) compliant high order temporal and ...
Comparison of h-and p-Adaptations for Spectral Difference Methods
Comparison h-and p-Adaptations Spectral Diff erence Methods
2015/7/3
This paper applies some of the current mesh adaptation approaches to the high-order Spectral Difference (SD) method and investigates their performance on modeling inviscid steady flow. In ...
A High-Order Spectral Difference Method for the Navier-Stokes Equations on Unstructured Moving Deformable Grids
High-Order Spectral Diff erence Method Navier-Stokes Equations Unstructured Moving Deformable Grids
2015/7/3
In this paper the high-order accurate spectral difference method for the Navier-Stokes equations is applied to moving boundary problems. Boundary movements are achieved,firstly, through ri...
High-Order Spectral Difference Simulation of Laminar Compressible Flow Over Two Counter-Rotating Cylinders
High-Order Spectral Diff erence Simulation Laminar Compressible Counter-Rotating Cylinders
2015/7/3
Flow past a single rotating cylinder has been studied, both numerically and experimen tally, by many authors. In contrast is the flow past rotating cylinders in a side-by-side arrangement, which...