Synonyme wurden verwendet für: Meeting
Suche ohne Synonyme: title: 42nd AIAA Aerospace Sciences Meeting and Exhibit

41–60 von 70 Ergebnissen
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    Application of a Real-Fluid Turbomachinery Analysis to Rocket Turbopump Geometries

    Dorney, Daniel J. / Sondak, Douglas L. / Marcu, Bogdan | NTRS | 2005
    both incompressible and compressible flow fields. In this study, the code has been applied to the analysis of inducer and impeller geometries ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    A Generic Inner-Loop Control Law Structure for Six-Degree-of-Freedom Conceptual Aircraft Design

    Cox, Timothy H. / Cotting, Christopher | NTRS | 2005
    A generic control system framework for both real-time and batch six-degree-of-freedom (6-DOF) simulations is presented. This framework uses ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Cybernetics, Artificial Intelligence And Robotics

    Free-to-Roll Investigation of Uncommanded Lateral Motions for an Aircraft With Vented Strakes

    Bryan, Elaine M. / Owens, D. Bruce / Barlow, Jewel B. | NTRS | 2004
    shows that free-to-roll data or static force and moment data alone are not enough to accurately capture the potential for an aircraft to ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Stability And Control

    Airborne Shaped Sonic Boom Demonstration Pressure Measurements with Computational Fluid Dynamics Comparisons

    Haering, Edward A., Jr. / Murray, James E. / Purifoy, Dana D. et al. | NTRS | 2005
    of the shaped sonic boom and to validate computational fluid dynamics codes, airborne measurements were taken of the pressure signatures in ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    Atomic Oxygen Effects on Coated Tether Materials

    Gittemeier, Keith A. / Hawk, Clark W. / Finckenor, Miria M. et al. | NTRS | 2005
    ) radiation at MSFC. AO erodes most organic materials, and ultraviolet radiation embrittles polymers. This test series was performed to determine the ...
    Verlag: NASA National Aeronautics and Space Administration

    Lunar Contour Crafting: A Novel Technique for ISRU-Based Habitat Development

    Khoshnevis, Behrokh / Bodiford, Melanie P. / Burks, Kevin H. et al. | NTRS | 2004
    shielding/crew protection, hinges on the development of Lunar structures, preferably in advance of a manned landing, and preferably utilizing in ...
    Verlag: NASA National Aeronautics and Space Administration

      Lunar Contour Crafting: A Novel Technique for ISRU-Based Habitat Development

      Khoshnevis, Behrokh / Bodiford, Melanie P. / Burks, Kevin H. et al. | NTRS | 2005
      1. Habitat Structures at MSFC is one element of the In-Situ Fabrication and Repair (ISFR) Program: ISFR develops technologies for ...
      Verlag: NASA National Aeronautics and Space Administration
      Schlagwörter: Spacecraft Design, Testing And Performance

    Analysis of Flow Angularity Repeatability Tests in the NTF

    Hemsch, Michael J. | NTRS | 2006
    consistency and to characterize the results for prediction of angle-of-attack uncertainty for customer tests. A procedure for quality assurance for ...
    Verlag: NASA National Aeronautics and Space Administration

    Implementation of Flow Tripping Capability in the USM3D Unstructured Flow Solver

    Pandya, Mohagna J. / Abdol-Harrid, Khaled S. / Campbell, Richard L. et al. | NTRS | 2006
    normal to a specified surface trip region and computing a function based on the mean flow solution to specify the modified profile of the ...
    Verlag: NASA National Aeronautics and Space Administration

    Wind Tunnel Tests of Evolved Mars Tumbleweed Concepts

    Antol, Jeffrey / Harris, Steven B. / Hajos, Gregory A. et al. | NTRS | 2006
    Verlag: NASA National Aeronautics and Space Administration

    Free-to-Roll Investigation of Uncommanded Lateral Motions for an Aircraft with Vented Strakes

    Owens, Elaine M. / Bryant, Elaine M. / Barlow, Jewel B. | NTRS | 2005
    shows that free-to-roll data or static force and moment data alone are not enough to accurately capture the potential for an aircraft to ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Stability And Control

    Characterization of the Space Shuttle Ascent Debris using CFD Methods

    Murman, Scott M. / Aftosmis, Michael J. / Rogers, Stuart E. | NTRS | 2005
    , a transport analysis was initiated to determine a credible flight path and impact velocity for the piece of debris. This debris transport ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    Technical Challenges of Drilling on Mars

    Briggs, Geoffrey / Gross, Anthony / Condon, Estelle | NTRS | 2002
    deep drilling be undertaken as a priority investigation to meet astrobiology and geology goals. This proposed new dimension in Mars exploration ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    The Lag Model Applied to High Speed Flows

    Olsen, Michael E. / Coakley, Thomas J. / Lillard, Randolph P. | NTRS | 2005
    The Lag model has shown great promise in prediction of low speed and transonic separations. The predictions of the model, along with other ...
    Verlag: NASA National Aeronautics and Space Administration

    Topologically Derived Separation Conditions for Two- and Three-Dimensional Laminar Flows

    Tobak, Murray / Davis, Sanford S. | NTRS | 1996
    Topological concepts are used to derive separation conditions for two- and three-dimensional laminar flows. The result for two-dimensional ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    Pressure-Sensitive Paint Investigation of Double-Delta Wing Vortex Flow Manipulation

    Erickson, Gary E. / Gonzalez, Hugo A. | NTRS | 2004
    /40o double delta wing, or strake-wing, model at subsonic and transonic speeds. Global calibrations of the PSP were obtained at M = 0.50, 0.70 ...
    Verlag: NASA National Aeronautics and Space Administration

    Management of Vortices Trailing Flapped Wings via Separation Control

    Greenblatt, David | NTRS | 2005
    A pilot study was conducted on a flapped semi-span model to investigate the concept and viability of near-wake vortex management via ...
    Verlag: NASA National Aeronautics and Space Administration

    Effect of Transducer Flushness on Measured Surface Pressure Fluctuations in Flight

    Efimtsov, B. M. / Golubev, A. Yu. / Kuznetsov, V. B. et al. | NTRS | 2004
    spectra of the turbulent boundary layer by recessed and protruding transducers. The results of flight experiments are compared with data of wind ...
    Verlag: NASA National Aeronautics and Space Administration

    The Contributions of Vincent Justus Burnelli

    Wood, Richard M. | NTRS | 2003
    A review of the contributions and the professional life of Vincent Justus Burnelli are presented. Burnelli was an inventor, aircraft ...
    Verlag: NASA National Aeronautics and Space Administration

    Atmospheric Models for Engineering Applications

    Johnson, Dale L. / Roberts, Barry C. / Vaughan, William W. et al. | NTRS | 2002
    This paper will review the historical development of reference and standard atmosphere models and their applications. The evolution of the ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Meteorology And Climatology

    Lessons Learned in the High-Speed Aerodynamic Research Programs of the NACA/NASA

    Spearman, M. Leroy | NTRS | 2004
    compressed and there are changes in the density, pressure and temperature of the air. These compressibility effects change the aerodynamic ...
    Verlag: NASA National Aeronautics and Space Administration