1–20 of 50 hits
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    Aerodynamic Database Development for Mars Smart Lander Vehicle Configurations

    Bobskill, Glenn J. / Parikh, Paresh C. / Prabhu, Ramadas K. et al. | NTRS | 2002
    An aerodynamic database has been generated for the Mars Smart Lander Shelf-All configuration using computational fluid dynamics (CFD ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Spacecraft Design, Testing And Performance

    Aerodynamic Design of Heavy Vehicles Reporting Period January 15, 2004 through April 15, 2004

    R. McCallen / K. Salari / J. Ortega | NTIS | 2003
    Aerodynamic Drag Project at the 34th AIAA Fluid Dynamics Conference in Portland, Oregon, June 28-July 1, 2004. ...

    Aerodynamic Parameter Estimation for the X-43A (Hyper-X) from Flight Data

    Morelli, Eugene A. / Derry, Stephen D. / Smith, Mark S. | NTRS | 2005
    from the pre-flight aerodynamic database, which was based on wind-tunnel tests and computational fluid dynamics. Agreement between flight ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Aircraft Design, Testing And Performance

    Aeroheating Design Issues for Reusable Launch Vehicles: A Perspective

    Zoby, E. Vincent / Thompson, Richard A. / Wurster, Kathryn E. | NTRS | 2004
    -based testing, and computational fluid dynamic (CFD) and engineering codes, is presented. Challenges inherent to the prediction of aeroheating ...
    Publisher: NASA National Aeronautics and Space Administration

    Aeroheating Design Issues for Reusable Launch Vehicles: A Perspective

    Zoby, E. Vincent / Thompson, Richard A. / Wurster, Kathryn E. | NTRS | 2004
    -based testing, and computational fluid dynamic (CFD) and engineering codes, is presented. Challenges inherent to the prediction of aeroheating ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Spacecraft Design, Testing And Performance

    Aeronautics Into the Virtual Age

    Dennis M Bushnell | NTRS
    Publisher: NASA National Aeronautics and Space Administration

    Analysis of Dynamic Data from Supersonic Retropropulsion Experiments in NASA Langley's Unitary Plan Wind Tunnel

    Codoni, Joshua R. / Berry, Scott A. | NTRS | 2012
    point of the forebody, three nozzles at the forebody half-radius, and a combination of the first two configurations with no jets being plugged ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Fluid Mechanics And Thermodynamics

    Application of Circulation Control Technology to Airframe Noise Reduction

    Ahuja, K. K. / Sankar, L. N. / Englar, R. J. et al. | NTRS | 2003
    extension. Each year's study has been an integrated effort consisting of computational fluid dynamics, experimental aerodynamics, and detailed noise ...
    Publisher: NASA National Aeronautics and Space Administration

    Assessment of CFD-based Response Surface Model for Ares I Supersonic Ascent Aerodynamics

    Hanke, Jeremy L. | NTRS | 2011
    (WT) data, with increments provided by computational fluid dynamics (CFD) simulations for aspects of the vehicle that could not be tested in ...
    Publisher: NASA National Aeronautics and Space Administration

    Axisymmetric computational fluid dynamics analysis of a film/dump-cooled rocket nozzle plume

    Tucker, P. K. / Warsi, S. A. | NTRS | 1993
    -Stokes computational fluid dynamics (CFD) code with finite rate chemistry is used to predict plumes for vehicle altitudes of 10 kft and 50 kft ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Spacecraft Propulsion And Power

    Background Pressure Profiles for Sonic Boom Vehicle Testing in the NASA Glenn 8- by 6-Foot Supersonic Wind Tunnel

    Castner, Raymond / Shaw, Stephen / Adamson, Eric et al. | NTRS | 2013
    as data which demonstrated how both wind tunnel Mach number and model support-strut position affected the wind tunnel background pressure ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Aircraft Design, Testing And Performance , Research And Support Facilities (Air)

    Blunt-Body Entry Vehicle Aerothermodynamics: Transition and Turbulence on the CEV and MSL Configurations

    Hollis, Brian R. | NTRS | 2010
    Recent, current, and planned NASA missions that employ blunt-body entry vehicles pose aerothermodynamic problems that challenge the state ...
    Publisher: NASA National Aeronautics and Space Administration

    Boundary Layer Transition Correlations and Aeroheating Predictions for Mars Smart Lander

    Hollis, Brian R. / Liechty, Derek S. | NTRS | 2002
    Laminar and turbulent perfect-gas air, Navier-Stokes computations have been performed for a proposed Mars Smart Lander entry vehicle at ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Fluid Mechanics And Thermodynamics

      Boundary Layer Transition Correlations and Aeroheating Predictions for Mars Smart Lander

      Hollis, Brian R. / Liechty, Derek S. | NTRS | 2002
      Laminar and turbulent perfect-gas air, Navier-Stokes computations have been performed for a proposed Mars Smart Lander entry vehicle at ...
      Publisher: NASA National Aeronautics and Space Administration
      Keywords: Fluid Mechanics And Thermodynamics

    Computational Fluid Dynamics-Based Aeroservoelastic Analysis with Hyper-X Applications

    Gupta, K. K. / Bach, C. | NTRS | 2007
    A finite element computational fluids dynamics-based aeroservoelastic analysis methodology is presented in this paper, in which both ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Launch Vehicles And Launch Operations

    DDS-Suite - A Dynamic Data Acquisition, Processing, and Analysis System for Wind Tunnel Testing

    Burnside, Jathan J. | NTRS | 2012
    Wind Tunnels have optimized their steady-state data systems for acquisition and analysis and even implemented large dynamic-data ...
    Publisher: NASA National Aeronautics and Space Administration

    Description of a Website Resource for Turbulence Modeling Verification and Validation

    Rumsey, Christopher L. / Smith, Brian R. / Huang, George P. | NTRS | 2010
    Astronautics (AIAA) Fluid Dynamics Technical Committee - are described. The group s main purpose is to establish a web-based repository for Reynolds ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Documentation And Information Science

    Development of a Flexible Framework for Hypersonic Navier-Stoke Space Shuttle Orbiter Meshes

    Alter, Stephen J. / Reuthler, James J. / McDaniel, Ryan D. | NTRS | 2004
    scenarios by team members. The framework draws on the experience of NASA Langley and NASA Ames Research Centers in structured grid generation, and ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Space Transportation And Safety

    Development of the Dual Aerodynamic Nozzle Model for the NTF Semi-Span Model Support System

    Jones, Greg S. / Milholen, William E., II / Goodliff, Scott L. | NTRS | 2011
    /sec for the high flow leg and 0.1 to 9 lbm/sec for the low flow leg. Results from this test verified system performance and identified ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Fluid Mechanics And Thermodynamics

    Downstream Effects on Orbiter Leeside Flow Separation for Hypersonic Flows

    Buck, Gregory M. / Pulsonetti, Maria V. / Weilmuenster, K. James | NTRS | 2005
    Discrepancies between experiment and computation for shuttle leeside flow separation, which came to light in the Columbia accident ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Fluid Mechanics And Thermodynamics

    Enhancements to the FAST-MAC Circulation Control Model and Recent High-Reynolds Number Testing in the National Transonic Facility

    Milholen, William E., II / Jones, Gregory S. / Chan, David T. et al. | NTRS | 2013
    of 30 and 60 degrees, along with the transonic cruise configuration with zero degree flap deflection. Testing was again conducted over a wide ...
    Publisher: NASA National Aeronautics and Space Administration