ResearchSouth, Inc. proposes to develop methodology and preliminary design computer software for the analysis of stiffened composite panels used in designing hot structures on hypersonic vehicles. Phase I of the development will investigate the following major areas of the preliminary design of… More

ResearchSouth has developed a powerful design optimization algorithm using an adjoint-based methodology for advanced aerospace vehicles including the airframe aerodynamic shape and the integrated propulsion system. The significance is that this algorithm separates the geometric entities from the… More

ResearchSouth has developed a powerful design optimization algorithm using an adjoint-based methodology for advanced aerospace vehicles including the airframe aerodynamic shape and the integrated propulsion system. The significance is that this algorithm separates the geometric entities from the… More

ResearchSouth is proposing research and development of new biocomputing technology that will enable automated CFD-based design optimizing of biomedical devices. The proposed project will develop innovative software that combines the best technologies available in aerospace optimization with those in… More

ResearchSouth will develop a software product for predicting the effects of turbulent boundary layers and separated regions for analysis and design of defensive missile systems. The basis of the predictive tool is a breakthrough methodology for turbulent compressible aerodynamic flow computation… More

ResearchSouth will develop a software product for error estimation and uncertainty analysis of computational mechanics code predictions. We will develop methodologies for at least the following methods: interval analysis, sensitivity derivatives, Monte Carlo methods, moment methods and polynomial… More

The innovations proposed by ResearchSouth are: 1) a robust method to automatically insert high quality anisotropic prismatic (viscous boundary layer) cells into any existing CFD mesh; and 2) a robust unstructured mesh movement method able to handle isotropic (Euler), anisotropic (viscous), and mixed… More

DESCRIPTION (provided by applicant): The successful Phase I SBIR program has developed new technology that will enable automated CFD-based design optimization of biomedical devices. The project has developed innovative software that combines the best technologies available in aerospace optimization… More

The innovations proposed are twofold: 1) a robust unstructured mesh movement method able to handle isotropic (Euler), anisotropic (viscous), mixed element (hybrid) and generalized polyhedral unstructured grids for CFD applications, particularly, CFD-based design optimization, and 2) a robust method… More

This proposal offers to provide NASA with an automatic mesh generator for the simulation of aerodynamic flows using Reynolds-Averages Navier-Stokes (RANS) models. The tools will be capable of generating high-quality, highly-stretched (anisotropic) grids in boundary layer regions and transition… More

The innovation of our Phase II STTR program is to develop and provide to NASA automatic mesh generation software for the simulation of fluid flows using Reynolds-Averaged Navier-Stokes codes. As a result of the successful Phase I work, these new tools are now capable of generating high-quality,… More