1–14 von 14 Ergebnissen
|

    Common Probe Design Study and Follow-On Activities

    H. H. Hwang | NTIS | 2019
    feasibility of a common aeroshell design for atmospheric probe missions at Venus, Jupiter, Saturn, Uranus, and Neptune. The study involved 4 NASA ...
    Schlagwörter: Atmospheric sounding

    Turbulence Mitigation for Aircraft in Urban Environments

    S. Watkins | NTIS | 2018
    response. The PI successfully completed flight trails in wind tunnels and in atmospheric turbulence. Their mitigation system reduced aircraft roll ...
    Schlagwörter: Atmospheric turbulence , Turbulence detection and rejection systems

      Turbulence Mitigation for Aircraft in Urban Environments

      S. Watkins | NTIS | 2018
      response. The PI successfully completed flight trails in wind tunnels and in atmospheric turbulence. Their mitigation system reduced aircraft roll ...

    Ice Crystal Icing Research at NASA

    Flegel, Ashlie B. | NTRS | 2017
    crystals entering a propulsion system's core flowpath and accreting ice resulting in events such as uncommanded loss of thrust (rollback), engine ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Air Transportation And Safety

    ER-2 High Altitude Solar Cell Calibration Flights

    M. G. Myers / M. F. Piszczor | NTIS | 2015
    the 2014 Space Photovoltaic Research and Technology (SPRAT) Conference in Cleveland, OH shortly following these first flights. At the 2015 ...
    Schlagwörter: Space Technology , High altitude environments

    Swept-Wing Ice Accretion Characterization and Aerodynamics

    Broeren, Andy P. / Potapczuk, Mark G. / Riley, James T. et al. | NTRS | 2013
    range in the ONERA F1 pressurized wind tunnel and in a smaller-scale atmospheric wind tunnel. Concurrent research will be conducted to explore ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    Aircraft Engine Technology for Green Aviation to Reduce Fuel Burn

    Hughes, Christopher E. / VanZante, Dale E. / Heidmann, James D. | NTRS | 2013
    The NASA Fundamental Aeronautics Program Subsonic Fixed Wing Project and Integrated Systems Research Program Environmentally Responsible ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Propulsion And Power

    Aerodynamic Characterization of a Thin, High-Performance Airfoil for Use in Ground Fluids Testing

    Broeren, Andy P. / Lee, Sam / Clark, Catherine | NTRS | 2013
    The FAA has worked with Transport Canada and others to develop allowance times for aircraft operating in ice-pellet precipitation. Wind ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    Ice Growth Measurements from Image Data to Support Ice-Crystal and Mixed-Phase Accretion Testing

    Struk, Peter, M / Lynch, Christopher, J. | NTRS | 2012
    This paper describes the imaging techniques as well as the analysis methods used to measure the ice thickness and growth rate in support of ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Air Transportation And Safety

    Emerging Community Noise Reduction Approaches

    Envia, Edmane | NTRS | 2012
    described herein is on meeting the aggressive near- and mid-term national goals for reducing aircraft noise emissions, which NASA internal studies ...
    Verlag: NASA National Aeronautics and Space Administration

    Development of 3-D Ice Accretion Measurement Method

    Lee, Sam / Broeren, Andy P. / Addy, Harold E., Jr. et al. | NTRS | 2012
    A research plan is currently being implemented by NASA to develop and validate the use of a commercial laser scanner to record and archive ...
    Verlag: NASA National Aeronautics and Space Administration

    Scaling of Lift Degradation Due to Anti-Icing Fluids Based Upon the Aerodynamic Acceptance Test

    Broeren, Andy P. / Riley, James T. | NTRS | 2012
    In recent years, the FAA has worked with Transport Canada, National Research Council Canada (NRC) and APS Aviation, Inc. to develop ...
    Verlag: NASA National Aeronautics and Space Administration

    Experimental Methods in Reduced-gravity Soldering Research

    Pettegrew, Richard D. / Struk, Peter M. / Watson, John K. et al. | NTRS | 2002
    monitor both the atmospheric and acceleration environments. The contingent of test operators was selected to include both highly skilled ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Space Processing

    Orbital Atomic Oxygen Effects on Materials: An Overview of MSFC Experiments on the STS-46 EOIM-3

    R. C. Linton / J. A. Vaughn / M. M. Finckenor et al. | NTIS | 1995
    materials. Marshall Space Flight Center contributed several passive exposure trays of material specimens, uniform stress and static stress material ...
    Verlag: National Aeronautics and Space Administration, Huntsville, AL. George C. Marshall Space Flight Center
    Schlagwörter: Space Technology , Aerospace environments , Atmospheric effects , Space shuttle missions , Space transportation system flights , Space shuttle orbiters

    Spacecraft Charging Technology 1980

    N. J. Stevens / C. P. Pike | NTIS | 1981
    The third Spacecraft Charging Technology Conference, sponsored by the National Aeronautics and Space Administration and the U.S. Air Force ...
    Verlag: National Aeronautics and Space Administration, Cleveland, OH. Lewis Research Center
    Schlagwörter: Atmospheric physics , Space environments