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RESEARCH ON THE DIGITAL SIMULATION FOR THE WHOLE PROCESS OF MARS EXPLORATION
Digital simulation Mars exploration Sino-Mars Time-space benchmark Activity object model
2018/6/4
China has paid considerable attention to space exploration and made great strides in the field. The first Chinese Mars Exploration Mission will be carried out in 2020. Digital simulation has been prov...
Simulation of the Compressible Taylor Green Vortex using High-Order Flux Reconstruction Schemes
Compressible Taylor Green Vortex High-Order Flux Reconstruction Schemes
2015/7/6
In this paper, we investigate the ability of high-order Flux Reconstruction (FR) numerical schemes to perform accurate and stable computations of compressible turbulent ows on coarse meshes. Two new F...
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...
Time-accurate simulation of helicopter rotor flows including aeroelastic effects
Time-accurate simulation helicopter rotor flows including aeroelastic effects
2015/7/1
The following work presents recent developments in the simulation of helicopter rotor flows in the hover and forward flight regimes. The simulations are carried out by solving the full time-accurate c...
Simulation-Based Evaluation of WAAS Performance:Risk and Integrity Factors
Simulation-Based WAAS Performance Risk Integrity Factors
2015/6/29
The Wide Area Augmentation System (WAAS) uses an array of monitor stations that combine to compute GPS user corrections over the Continental U.S. Preliminary experiments have concluded that ionospheri...
The Loran coverage availability simulation tool (LCAST) was initially created for the 2004 Federal Aviation Administration (FAA) Loran technical evaluation report. The tool incorporated the then curre...
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...
Microwave absorbing paints and sheets based on carbonyl iron and polyaniline: measurement and simulation of their properties
Absorbing media Radar absorbing material Conducting polymer
2010/10/25
This paper presents the processing and characterization of electromagnetic radiation absorbing paints and sheets based on magnetic and dielectric materials dispersed in polymeric matrices. Two differe...
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...
Computational simulation of non-geodesic filament winding of pressure vessel of rocket motor
Filament winding Non-geodesic winding Pressure vessel Motor case Rocket
2010/10/25
The main objective of this work was to accomplish the computational simulation in the software CadWind® of a filament winding for an applied pressure vase to motor rocket. The adopted simulation w...