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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...
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 ...
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...
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 ...
Aerodynamic Simulation and Shape Optimization for High Speed Flow
Aerodynamic Simulation Shape Optimization High Speed Flow
2015/7/2
In this paper we review the development of aerodynamic simulation and shape optimization techniques which had their inception in Princeton during the early eighties, when Seymour M. Bogdonoff wa...
Simulation of Supersonic Reacting Hydrocarbon Flows with Detailed Chemistry
Simulation Supersonic Reacting Hydrocarbon Flows Detailed Chemistry
2015/7/1
This paper presents a parallel multigrid method for computing inviscid and viscous high speed steady state flows with reacting hydrocarbons. The gov erning equations for reactive flow are solved using...
Numerical simulation of axial liquid film cooling in rocket combustor
liquid film cooling heat flux numerical simulation turbulent flow
2014/5/19
Numerical simulation has been done for liquid film cooling in liquid rocket combustor.Multiple species of axial Navier-Stokes equations have been solved for liquid-film/hot-gas flow field,and k-ε equa...
Lateral dynamic flight stability of hovering insects: theory vs. numerical simulation
Insect Hovering Lateral dynamic flight stability Averaged model Equations-of-motion Navier--Stokes simulation
2012/2/24
In the present paper, the lateral dynamic flight stability properties of two hovering model insects are predicted by an approximate theory based on the averaged model, and computed by numerical simula...