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Shock detection and capturing methods for high order Discontinuous-Galerkin Finite Element Methods
Shock detection capturing methods high order Discontinuous-Galerkin Finite Element Methods
2015/7/6
High-order Discontinuous Galerkin (DG) methods have shown a lot of promise in being able to provide high accuracy and eciency as well as the exibility to handle complex unstructured grids. However in...
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...
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.
Enhancement of a Class of Adjoint Design Methods via Optimization of Parameters
Enhancement Adjoint Design Methods Optimization Parameters
2015/7/3
INCE the adjoint method was introduced to aerodynamic shape optimization in 1980s [1,2], this method has become a popular choice for design problems involving fluid flow and has been succe...
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...
AERODYNAMIC SHAPE OPTIMIZATION USING UNSTRUCTURED GRID METHODS
AERODYNAMIC SHAPE OPTIMIZATION UNSTRUCTURED GRID METHODS
2015/7/2
The mesh movement techniques were effective in reducing the grid generation wall clock time by 70%. Detailed results of the AIRPLANE-based optimization technique are presented. The performance gains r...