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Computation of flows with shocks using the Spectral Difference method with artificial viscosity, I: Basic formulation and application
Spectral Difference Artifi cial viscosity Compressible fl ows
2015/7/3
The present work combines the Spectral Difference method with an artificial viscosity based approach to enable high-order computation of compressible fluid flows with discontinuities...
Discrete filter operators for large-eddy simulation using high-order spectral difference methods
high-order methods LES turbulence models discrete fi lters spectral difference channel fl ow
2015/7/3
The combination of a high-order unstructured spectral difference (SD) spatial discretization scheme with sub-grid scale (SGS) modeling for large-eddy simulation is investigated with particular focus o...
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...
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...
Structural Wall-modeled LES Using a High-order Spectral Difference Scheme for Unstructured Meshes
High-order schemes Unstructured meshes Large-Eddy simulation Similarity mixed models Wall-modeling
2015/7/3
The combination of the high-order unstructured Spectral Difference (SD) spatial discretization scheme with Sub-Grid Scale (SGS) modeling for Wall-Modeled Large-Eddy Simulation (WMLES) is investigated.
A p-multigrid spectral difference method for two-dimensional unsteady incompressible Navier–Stokes equations
Spectral difference method Artifi cial compressibility method Dual time stepping p-Multigrid
2015/7/3
This paper presents the development of a 2D high-order solver with spectral difference method for unsteady incompressible Navier–Stokes equations accelerated by a p-multigrid method. This solver is de...
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...
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.
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 ...
Simulation of Transitional Flow over Airfoils using the Spectral Difference Method
Simulation Transitional Flow over Airfoils Spectral Difference Method
2015/7/3
This work addresses the simulation of transitional flow over airfoils under low Reynolds number conditions(Rec ≤ 60000). The flow solutions are obtained by means of an Implicit Large Eddy ...
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...
A Spectral Difference method for viscous compressible flows with shocks
Spectral Diff erence method viscous compressible fl ows shocks
2015/7/3
The current work focuses on applying an artificial viscosity approach to the Spectral Difference (SD) method to enable high-order computation of compressible fluid flows with discont...
Spectral difference method for compressible flow on unstructured grids with mixed elements
Spectral difference method Curved wall boundary Unstructured grid Mixed elements
2015/7/2
This paper presents the development of a 2D solver for inviscid and viscous compressible flows using the spectral difference (SD) method for unstructured grids with mixed elements. A mixed quadr...
High-order accurate simulation of low-Mach laminar flow past two side-by-side cylinders using spectral difference method
Spectral difference method Curved wall boundary Unstructured grid
2015/7/2
This paper reports development of a two-dimensional solver for compressible viscous flow using spectral difference (SD) method and its applications on simulating laminar flow past two side...