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

1–20 von 70 Ergebnissen
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    State Estimation of Main Rotor Flap and Lead-Lag Using Accelerometers and Laser Transducers on the RASCAL UH-60 Helicopter

    Fletcher, Jay W. / Chen, Robert T. N. / Strasilla, Eric et al. | NTRS | 1995
    Modern rotorcraft flight control system designs which promise to yield high vehicle response bandwidth and good gust rejection can benefit ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    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

    Aerothermal Effects of Cavities and Protuberances for High-Speed Sample Return Capsules

    Olynick, David / Kontinos, Dean / Arnold, James O. | NTRS | 1998
    , and Mars Sample Return, are under development that employ sample return as a prime component of the mission architecture. Respectively, these ...
    Verlag: NASA National Aeronautics and Space Administration

    Revalidation of the NASA Ames 11-by 11-Foot Transonic Wind Tunnel with a Commercial Airplane Model

    Kmak, Frank J. / Hudgins, M. / Hergert, D. et al. | NTRS | 2001
    , productivity, and reliability. Wind tunnel tests to demonstrate the readiness of the tunnel for a return to production operations included an ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Research And Support Facilities (Air)

    An Airplane Design having a Wing with Fuselage Attached to Each Tip

    Spearman, Leroy M. | NTRS | 2001
    having a single fuselage with cantilevered wing panels attached to the sides and tail surfaces attached at the rear. Progressively increasing the ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    Flow-Tagging Velocimetry for Hypersonic Flows Using Fluorescence of Nitric Oxide

    Danehy, P. M. / OByrne, S. / Houwing, A. F. P. | NTRS | 2001
    oxide molecules with a laser beam and then, after some delay, acquiring an image of the displaced line. One component of velocity is determined ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    Engineering the Future of Full-Scale Propulsion Testing

    Ryan, H. M. / Solano, W. / Holland, R. et al. | NTRS | 2001
    major test facilites for large-scale propulsion devices, and summarizes the varied nature of the recent test projects conducted at the Stennis ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Spacecraft Propulsion And Power

    Aerodynamic Performance of an Active Flow Control Configuration Using Unstructured-Grid RANS

    Joslin, Ronald D. / Viken, Sally A. | NTRS | 2001
    discontinuities at the leading edge due to the implementation of a fluidic actuator and aft of mid chord oil the upper surface. This paper documents two ...
    Verlag: American Institute of Aeronautics and Astronautics

    Computation of External Aerodynamics for a Canard Rotor/Wing Aircraft

    Pandya, S. A. / Aftosmis, M. J. | NTRS | 2001
    complete rotation. A Cartesian mesh approach is used to compute the flow field about a configuration with faired-over engine inlet and exhaust that ...
    Verlag: NASA National Aeronautics and Space Administration

    A Quantitative Comparison of Leading-edge Vortices in Incompressible and Supersonic Flows

    Wang, F. Y. / Milanovic, I. M. / Zaman, K. B. M. Q. | NTRS | 2002
    such vortices in incompressible and supersonic flows. The incompressible flow data are obtained in experiments conducted in a low-speed wind ...
    Verlag: NASA National Aeronautics and Space Administration

    Preliminary Thermal-Mechanical Sizing of Metallic TPS: Process Development and Sensitivity Studies

    Poteet, Carl C. / Abu-Khajeel, Hasan / Hsu, Su-Yuen | NTRS | 2002
    The purpose of this research was to perform sensitivity studies and develop a process to perform thermal and structural analysis and sizing ...
    Verlag: NASA National Aeronautics and Space Administration

    Wind Tunnel Measurements and Calculations of Aerodynamic Interactions Between Tiltrotor Aircraft

    Johnson, Wayne / Yamauchi, Gloria K. / Derby, Michael R. et al. | NTRS | 2002
    Wind tunnel measurements and calculations of the aerodynamic interactions between two tiltrotor aircraft in helicopter mode are presented ...
    Verlag: NASA National Aeronautics and Space Administration

    Statistical Analysis of CFD Solutions from the Drag Prediction Workshop

    Hemsch, Michael J. | NTRS | 2002
    CFD codes. The solutions were obtained by a variety of code developers and users for the June 2001 Drag Prediction Workshop sponsored by the ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    Assessment of the Unstructured Grid Software TetrUSS for Drag Prediction of the DLR-F4 Configuration

    Pirzadeh, Shahyar Z. / Frink, Neal T. | NTRS | 2002
    configuration. The paper briefly describes the underlying methodology and summarizes the results obtained on the DLR-F4 transport configuration recently ...
    Verlag: NASA National Aeronautics and Space Administration

    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

    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

    Photovoltaic Power for Future NASA Missions

    Landis, Geoffrey / Bailey, Sheila G. / Lyons, Valerie J. | NTRS | 2002
    Recent advances in crystalline solar cell technology are reviewed. Dual-junction and triple-junction solar cells are presently available ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Spacecraft Propulsion And Power

    Results from a Sting Whip Correction Verification Test at the Langley 16-Foot Transonic Tunnel

    Crawford, B. L. / Finley, T. D. | NTRS | 2002
    tunnel models. This error source is commonly referred to as 'sting whip' and is caused by aerodynamically induced forces imparting dynamics on ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Research And Support Facilities (Air)

    Some Aviation Growth Events

    Spearman, M. Leroy | NTRS | 2002
    influence of the war itself; the events during the post-war years including the establishment of aeronautical research laboratories; and the ...
    Verlag: NASA National Aeronautics and Space Administration

    Floating Potential Probe Langmuir Probe Data Reduction Results

    Morton, Thomas L. / Minow, Joseph I. | NTRS | 2002
    densities and temperatures in the ISS orbit. In this paper, the algorithms for data reduction are presented, and comparisons are made of FPP data ...
    Verlag: NASA National Aeronautics and Space Administration