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

21–40 von 70 Ergebnissen
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    Aerial Explorers

    Young, Larry A. / Pisanich, Greg / Ippolito, Corey | NTRS | 2005
    scenarios were developed in simulation and evaluated on success in meeting mission goals. This aerial explorer mission architecture study is unique ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    Preliminary Dynamic Feasibility and Analysis of a Spherical, Wind-Driven (Tumbleweed), Martian Rover

    Flick, John J. / Toniolo, Matthew D. | NTRS | 2005
    The process and findings are presented from a preliminary feasibility study examining the dynamics characteristics of a spherical wind ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    Navier-Stokes Computations of Longitudinal Forces and Moments for a Blended Wing Body

    Pao, S. Paul / Biedron, Robert T. / Park, Michael A. et al. | NTRS | 2004
    The object of this paper is to investigate the feasibility of applying CFD methods to aerodynamic analyses for aircraft stability and ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    Design and Testing of a Blended Wing Body With Boundary Layer Ingestion Nacelles at High Reynolds Numbers

    Campbell, Richard L. / Carter, Melissa B. / Pendergraft, Odis C., Jr. et al. | NTRS | 2005
    reduced the time required to achieve a successful design for each nacelle and the elevon between them. A wind tunnel model was built with ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    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

    CFD Support for STS-107 Ascent Investigation

    Rogers, Stuart E. / Gomez, Reynaldo J. / Vicker, Darby et al. | NTRS | 2004
    The research described in this viewgraph presentation investigates the ascent of STS-107 and foam-debris impact, and contributes to ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    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

    Constraint Force Equation Methodology for Modeling Multi-Body Stage Separation Dynamics

    Toniolo, Matthew D. / Tartabini, Paul V. / Pamadi, Bandu N. et al. | NTRS | 2008
    constraint force methodology and its implementation into the Program to Optimize Simulated Trajectories II (POST2), a widely used trajectory design ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    An Overview of Wind-Driven Rovers for Planetary Exploration

    Hajos, Gregory A. / Jones, Jack A. / Behar, Alberto et al. | NTRS | 2005
    propulsion is the use of wind power. Recent studies have shown potential for wind driven craft for exploration of Mars, Titan and Venus. The power of ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

    ISS ECLSS Technology Evolution for Exploration

    Carrasquillo, Robyn | NTRS | 2005
    regenerative oxygen generation and water early 1990's. While they are generally meeting, or exceeding requirements for supporting the ISS crew, lessons ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Man/System Technology And Life Support

    Using Wind Driven Tumbleweed Rovers to Explore Martian Gully Features

    Antol, Jeffrey / Woodard, Stanley E. / Hajos, Gregory A. et al. | NTRS | 2004
    Gully features have been observed on the slopes of numerous Martian crater walls, valleys, pits, and graben. Several mechanisms for gully ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Lunar And Planetary Science And Exploration

      Using Wind Driven Tumbleweed Rovers to Explore Martian Gully Features

      Antol, Jeffrey / Woodard, Stanley E. / Hajos, Gregory A. et al. | NTRS | 2005
      Gully features have been observed on the slopes of numerous Martian crater walls, valleys, pits, and graben. Several mechanisms for gully ...
      Verlag: NASA National Aeronautics and Space Administration
      Schlagwörter: Lunar And Planetary Science And Exploration

    Autonomous Soaring for Improved Endurance of a Small Uninhabited Air Vehicle

    Allen, Michael J. | NTRS | 2005
    atmosphere called thermals or updrafts. Glider pilots and birds commonly use updrafts to improve range, endurance, or cross-country speed. This ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    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

    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

    Recent Improvements in Semi-Span Testing at the National Transonic Facility (Invited)

    Gatlin, Gregory M. / Tomek, William G. / Payne, Francis M. et al. | NTRS | 2006
    longitudinal aerodynamic studies at subsonic takeoff and landing conditions across a range of Reynolds numbers from that available in conventional wind ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Fluid Mechanics And Thermodynamics

    Aerodynamics of Trans-Atmospheric Vehicles: A Non-Dimensional Approach

    Ustinov, Eugene A. | NTRS | 2006
    level. As an example of application of this approach, a simple analytic model of the flight dynamics is considered for the powered boost and non ...
    Verlag: NASA National Aeronautics and Space Administration

    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

    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

    New Air-Launched Small Missile (ALSM) Flight Testbed for Hypersonic Systems

    Bui, Trong T. / Lux, David P. / Stenger, Mike et al. | NTRS | 2006
    conceived to help address the lack of quick-turnaround and cost-effective hypersonic flight research capabilities. The Phoenix ALSM testbed results ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Spacecraft Design, Testing And Performance