1–20 of 50 hits
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    Performance of a Supersonic Over-Wing Inlet with Application to a Low-Sonic-Boom Aircraft

    Trefny, Charles J. / Hirt, Stefanie M. / Anderson, Bernhard H. et al. | NTRS | 2014
    , if over-land flight were made possible, a commercial supersonic transport could be economically viable. Computational fluid dynamics, and ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Aircraft Design, Testing And Performance

    Unique Testing Capabilities of the NASA Langley Transonic Dynamics Tunnel, an Exercise in Aeroelastic Scaling

    Ivanco, Thomas G. | NTRS | 2013
    NASA Langley Research Center's Transonic Dynamics Tunnel (TDT) is the world's most capable aeroelastic test facility. Its large size ...
    Publisher: NASA National Aeronautics and Space Administration

    Laminar, Transitional, and Turbulent Heating on Mid Lift-to-Drag Ratio Entry Vehicles

    Hollis, Brian R. / Hollingsworth, Kevin E. | NTRS | 2013
    The boundary-layer transition characteristics and convective aeroheating levels on mid lift-to-drag ratio entry vehicle configurations have ...
    Publisher: NASA National Aeronautics and Space Administration

    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

    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)

    HiLiftPW-2 Summary

    C L Rumsey | NTRS | 2013
    Publisher: American Institute of Aeronautics and Astronautics

    Long Penetration Mode Counterflowing Jets for Supersonic Slender Configurations - A Numerical Study

    Venkatachari, Balaji Shankar / Cheng, Gary / Chang, Chau-Layn et al. | NTRS | 2013
    body against low supersonic freestream conditions is the main focus of this study. Computational fluid dynamics computations of axisymmetric ...
    Publisher: NASA National Aeronautics and Space Administration

    Laminar, Transitional, and Turbulent Heating on Mid Lift-to-Drag Ratio Entry Vehicles

    Hollis, Brian R. / Hollingsworth, Kevin E. | NTRS | 2012
    The boundary-layer transition characteristics and convective aeroheating levels on mid lift-to-drag ratio entry vehicle configurations have ...
    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

    Supersonic Retropropulsion Experimental Results from the NASA Ames 9- x 7-Foot Supersonic Wind Tunnel

    Berry, Scott A. / Rhode, Matthew N. / Edquist, Karl T. | NTRS | 2012
    primary measurements, including high-speed data to investigate the dynamics of the interactions between the bow and nozzle shocks. Three blowing ...
    Publisher: NASA National Aeronautics and Space Administration

    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

    Shuttle Return-to-Flight IH-108 Aerothermal Test at CUBRC - Flow Field Calibration and CFD

    Lau, Kei Y. / Holden, M. S. | NTRS | 2011
    for an aerothermal test with unique and demanding requirements. CFD analyses were used effectively to extend the test range at the low end of ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Spacecraft Design, Testing And Performance

      Shuttle Return-to-Flight IH-108 Aerothermal Test at CUBRC - Flow Field Calibration and CFD

      Lau, Kei Y. / Holden, Michael | NTRS | 2010
      . It showed the versatility of the CUBRC LENS II wind tunnel for an aerothermal test with unique and demanding requirements. CFD analyses were ...
      Publisher: NASA National Aeronautics and Space Administration
      Keywords: Fluid Mechanics And Thermodynamics

    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

    PLIF Study of Mars Science Laboratory Capsule Reaction Control System Jets

    Johansen, C. T. / Danehy, P. M. / Ashcraft, S. W. et al. | NTRS | 2011
    showing the relative location of the data with respect to the model. Comparison of wind-on and wind-off results illustrates the effect that the ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Spacecraft Design, Testing And Performance

    Hypersonic Wake Diagnostics Using Laser Induced Fluorescence Techniques

    Mills, Jack L. / Sukenik, Charles I. / Balla, Robert J. | NTRS | 2011
    A review of recent research performed in iodine that involves a two photon absorption of light at 193 nm will be discussed, and it's ...
    Publisher: NASA National Aeronautics and Space Administration

    Fuel Efficiencies Through Airframe Improvements

    Bezos-O'Connor, Gaudy M. / Mangelsdorf, Mark F. / Maliska, Heather A. et al. | NTRS | 2011
    The factors of continuing strong growth in air traffic volume, the vital role of the air transport system on the economy, and concerns ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Aircraft Design, Testing And Performance

    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

    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

    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

    HIFiRE-5 Flight Vehicle Design

    Kimmel, Roger L. / Adamczak, David / Berger, Karen et al. | NTRS | 2010
    Research Laboratories (AFRL) and Australian Defence Science and Technology Organization (DSTO). HIFiRE flight 5 is devoted to measuring transition ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Spacecraft Design, Testing And Performance