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Energy stable flux reconstruction schemes for advection–diffusion problems
High-order Unstructured Discontinuous Galerkin
2015/7/3
High-order methods for unstructured grids provide a promising option for solving chal lenging problems in computational fluid dynamics. Flux reconstruction (FR) is a framework which unifie...
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...
Energy stable flux reconstruction schemes for advection–diffusion problems on triangles
High-order Discontinuous Galerkin Spectral difference
2015/7/3
The Flux Reconstruction (FR) approach unifies several well-known high-order schemes for unstructured grids, including a collocation-based nodal discontinuous Galerkin (DG) method and all types 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...
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...
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.
Facilitating the Adoption of Unstructured High-Order Methods Amongst a Wider Community of Fluid Dynamicists
high-order unstructured mesh generation time integration shock capturing
2015/7/3
Theoretical studies and numerical experiments suggest that unstructured high-order methods can provide solutions to otherwise intractable fluid flow problems within complex geometries.
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 ...
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...
Suppression of the unsteady vortex wakes of a circular cylinder pair by a doublet-like counter-rotation
vortex wakes instabilities vortex suppression numerical simulation virtual elliptic body fl ow control
2015/7/2
The present investigation examines the suppression of unsteady, two-dimensional wake instabilities of a pair of identical circular cylinders, placed side-by-side normal to freestream at a low Reynolds...
Large Eddy Simulation of Compressible Turbulent Channel Flow with Spectral Di®erence method
Large Eddy Simulation Compressible Turbulent Channel Flow Spectral Di® erence method
2015/7/2
This paper presents the development of a three-dimensional high-order solver with unstructured spectral di®erence method. The solver employs the formulations of Sun et al.22 It is implemented on ...
Edge-based Meshless Methods for Compressible Flow Simulations
Edge-based Meshless Methods Compressible Flow Simulations
2015/7/2
This work concerns the development of a highly accurate and ecient meshless ow solver for inviscid ow in two dimensions. Novel aspects of this work include the application of mesh-based reconstructio...
Development and Validation of a Massively Parallel Flow Solver for Turbomachinery Flows
Development Validation Massively Parallel Flow Solver Turbomachinery Flows
2015/7/2
This paper presents the development and validation of the unsteady, three-dimensional, multiblock,parallel turbomachinery flow solver, TFLO. The Unsteady Reynolds Averaged Navier-Stokes (Un-steady RAN...