1–20 von 124 Ergebnissen
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    Validation of the Lockheed Martin Morphing Concept with Wind Tunnel Testing

    Ivanco, Thomas G. / Scott, Robert C. / Love, Michael H. et al. | NTRS | 2007
    The Morphing Aircraft Structures (MAS) program is a Defense Advanced Research Projects Agency (DARPA) led effort to develop morphing flight ...
    Verlag: NASA National Aeronautics and Space Administration

    Utilization of CAD/CAE for concurrent design of structural aircraft components

    Kahn, William C. | NTRS | 1993
    selected for the platform was a Boeing 747, chosen on the basis of its ability to meet the flight profiles required for the given mission and ...
    Verlag: American Institute of Aeronautics and Astronautics
    Schlagwörter: Aircraft Design, Testing And Performance

    Unsteady transonic potential flow over a flexible fuselage

    Gibbons, Michael D. | NTRS | 1993
    A flexible fuselage capability has been developed and implemented within version 1.2 of the CAP-TSD code. The capability required adding ...
    Verlag: American Institute of Aeronautics and Astronautics

    Ultra Lightweight Ballutes for Return to Earth from the Moon

    Masciarelli, James P. / Lin, John K. H. / Ware, Joanne S. et al. | NTRS | 2006
    progress in developing this technology through systems analysis and design, evaluation of materials and construction methods, and development of ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Spacecraft Design, Testing And Performance

    Transonic-Small-Disturbance and Linear Analyses for the Active Aeroelastic Wing Program

    Wiesman, Carol D. / Silva, Walter A. / Spain, Charles V. et al. | NTRS | 2005
    vehicle and wind tunnel model, has formulated models for control law design, has provided comparison data for validation of experimental methods ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    Transonic shock-induced dynamics of a flexible wing with a thick circular-arc airfoil

    Bennett, Robert M. / Dansberry, Brian E. / Farmer, Moses G. et al. | NTRS | 1991
    A simple flexible wing model with an 18-percent circular arc airfoil was constructed and tested in the Langley Transonic Dynamics Tunnel to ...
    Verlag: NASA National Aeronautics and Space Administration

    Three-dimensional time-marching aeroelastic analyses using an unstructured-grid Euler method

    Rausch, Russ D. / Batina, John T. / Yang, Henry T. Y. | NTRS | 1992
    configurations are described. The modifications involve the addition of the structural equations of motion for their simultaneous time integration with ...
    Verlag: NASA National Aeronautics and Space Administration

    Three dimensional full potential method for the aeroelastic modeling of propfans

    Williams, Marc H. / Ku, Chieh C. | NTRS | 1990
    loading, unsteady aerodynamic response to forced aeroelastic deformations, and free aeroelastic response. Comparisons are made to experimental ...
    Verlag: NASA National Aeronautics and Space Administration

    Thermal structures - Four decades of progress

    Thornton, Earl A. | NTRS | 1990
    Since the first supersonic flight in October 1947, the United States has designed, developed and flown flight vehicles within increasingly ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    The NASA/Industry Design Analysis Methods for Vibrations (DAMVIBS) Program - A government overview

    Kvaternik, Raymond G. | NTRS | 1992
    , coupled rotor-airframe vibrations, and airframe structural optimization. Key accomplishments of the program include industrywide standards for ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    The Digital Twin Paradigm for Future NASA and U.S. Air Force Vehicles

    Glaessgen, Edward H. / Stargel, D. S. | NTRS | 2012
    are largely based on statistical distributions of material properties, heuristic design philosophies, physical testing and assumed similitude ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Structural Mechanics

    Test and Analysis of an Inflatable Parabolic Dish Antenna

    Gaspar, james L. / Sreekantamurthy, Tham / Mann, Troy et al. | NTRS | 2006
    and structural characteristics of inflatable and rigidizable membrane antenna structures. GRC has teamed with NASA Langley Research Center ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Communications And Radar

    Systems Analysis and Structural Design of an Unpressurized Cargo Delivery Vehicle

    Wu, K. Chauncey / Cruz, Jonathan N. / Antol, Jeffrey et al. | NTRS | 2007
    The International Space Station will require a continuous supply of replacement parts for ongoing maintenance and repair after the planned ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Spacecraft Design, Testing And Performance

    System identification of the JPL micro-precision interferometer truss - Test-analysis reconciliation

    Red-Horse, J. R. / Marek, E. L. / Levine-West, M. | NTRS | 1993
    nanometer range. An important aspect of designing and implementing the control schemes for such a system is the need for high fidelity, test ...
    Verlag: American Institute of Aeronautics and Astronautics
    Schlagwörter: Structural Mechanics

    Supersonic aeroelastic instability results for a NASP-like wing model

    Cole, Stanley R. / Florance, James R. / Thomason, Lee B. et al. | NTRS | 1993
    of such configurations and to provide a data base for correlation with supersonic analytical predictions. One model had a four percent ...
    Verlag: American Institute of Aeronautics and Astronautics

    Subscale and Full-Scale Testing of Buckling-Critical Launch Vehicle Shell Structures

    Hilburger, Mark W. / Haynie, Waddy T. / Lovejoy, Andrew E. et al. | NTRS | 2012
    development and performance risks by reducing the reliance on testing, providing high-fidelity estimates of structural performance, reliability ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Spacecraft Design, Testing And Performance

    Structural Verification of the First Orbital Wonder of the World - The Structural Testing and Analysis of the International Space Station (ISS)

    Zipay, John J. / Bernstein, Karen S. / Bruno, Erica E. et al. | NTRS | 2012
    ambition and scope of the ISS structural design, verification and assembly effort is a truly global success story. With its on-orbit life projected ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Structural Mechanics

    Structural Efficiency of Composite Struts for Aerospace Applications

    Jegley, Dawn C. / Wu, K. Chauncey / McKenney, Martin J. et al. | NTRS | 2011
    The structural efficiency of carbon-epoxy tapered struts is considered through trade studies, detailed analysis, manufacturing and ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Structural Mechanics

    Structural Dynamics Experimental Activities in Ultra-Lightweight and Inflatable Space Structures

    Pappa, Richard S. / Lassiter, John O. / Ross, Brian P. | NTRS | 2001
    This paper reports recently completed structural dynamics experimental activities with new ultra-lightweight and inflatable space ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Structural Mechanics

    Structural dynamic and aeroelastic considerations for hypersonic vehicles

    Cazier, F. W., Jr. / Doggett, Robert V., Jr. / Ricketts, Rodney H. | NTRS | 1991
    The specific geometrical, structural, and operational environment characteristics of hypersonic vehicles are discussed with particular ...
    Verlag: NASA National Aeronautics and Space Administration