1–20 of 67 hits
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    A Conceptual Aerospace Vehicle Structural System Modeling, Analysis and Design Process

    Mukhopadhyay, Vivek | NTRS | 2007
    scenarios are generated for analyzing several structural configurations and material alternatives. The structural stress, deflection, strain, and ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Spacecraft Design, Testing And Performance

    Active-member control of precision structures

    Fanson, J. L. / Blackwood, G. H. / Chu, C. C. | NTRS | 1989
    precision truss structure. These experiments are directed toward the development of high performance structural systems as part of the Control ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Spacecraft Design, Testing And Performance

    Adaptive Modeling, Engineering Analysis and Design of Advanced Aerospace Vehicles

    Mukhopadhyay, Vivek / Hsu, Su-Yuen / Mason, Brian H. et al. | NTRS | 2006
    conceptual design of advanced aerospace vehicle concepts. With demanding structural and aerodynamic performance requirements, these high fidelity ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Spacecraft Design, Testing And Performance

    Adaptive structures

    Wada, Ben K. | NTRS | 1989
    illustrated with diagrams, drawings, graphs, and photographs. An adaptive structure is defined as one which can be modified to meet mission ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Spacecraft Design, Testing And Performance

    Aeroelastic considerations for continuous patrol/high altitude surveillance platforms

    Turner, C. D. / Rocketts, R. H. | NTRS | 1983
    power, a cryogenically fueled engine, or microwave-power. Attention is given to airborne platform configuration, structure, structural and ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Aircraft Design, Testing And Performance

    Aeroelastic Tailoring of the NASA Common Research Model via Novel Material and Structural Configurations

    Jutte, Christine V. / Stanford, Bret K. / Wieseman, Carol D. et al. | NTRS | 2014
    is generally strong, although one case showed both a 100% flutter improvement and a 3.5% weight reduction. Material grading showed no benefit ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Aircraft Design, Testing And Performance

    Aeroservoelasticity

    Noll, Thomas E. | NTRS | 1990
    profile and the associated time-correlated gust loads for structural design considerations. In another activity, two research projects leading ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Aircraft Design, Testing And Performance

    Aeroservoelastic modeling and applications using minimum-state approximations of the unsteady aerodynamics

    Tiffany, Sherwood H. / Karpel, Mordechay | NTRS | 1989
    The theoretical basis of flexible-aircraft modeling techniques encompassing aerodynamic, control, and elastic-structure effects is ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Aircraft Stability And Control

    Aerothermoelastic analysis of a NASP demonstrator model

    Heeg, Jennifer / Zeiler, Thomas A. / Pototzky, Anthony S. et al. | NTRS | 1993
    flight through the atmosphere could destiffen a structure, significant couplings between the elastic and rigid body modes could result in lower ...
    Publisher: American Institute of Aeronautics and Astronautics
    Keywords: Launch Vehicles And Space Vehicles

    A mobile transporter concept for EVA assembly of future spacecraft

    Watson, Judith J. / Bush, Harold G. / Heard, Walter L., Jr. et al. | NTRS | 1990
    Station size structure is viable and practical. Additionally, the Mobile Transporter could be used to construct other spacecraft such as the ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Spacecraft Design, Testing And Performance

    Analysis and Testing of a Composite Fuselage Shield for Open Rotor Engine Blade-Out Protection

    Pereira, J. Michael / Emmerling, William / Seng, Silvia et al. | NTRS | 2015
    new engines that would not have a containment structure on large commercial aircraft. Equivalent safety to the current fleet is desired by the ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Aircraft Design, Testing And Performance , Composite Materials , composite materials

    Analytical Approach for Estimating Preliminary Mass of ARES I Crew Launch Vehicle Upper Stage Structural Components

    Aggarwal, Pravin | NTRS | 2007
    . The fully integrated Upper Stage is a mix of modified existing heritage hardware (J-2X Engine) and new development (primary structure ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Launch Vehicles And Launch Operations

    An Analysis Technique/Automated Tool for Comparing and Tracking Analysis Modes of Different Finite Element Models

    Towner, Robert L. / Band, Jonathan L. | NTRS | 2012
    variety of structural dynamics analyses, including model reduction validation (comparing unreduced and reduced models), mode tracking for various ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Structural Mechanics

    An analytical comparison of two wing structures for Mach 5 cruise airplanes

    Taylor, A. H. / Jackson, L. R. / Cerro, J. A. et al. | NTRS | 1983
    propulsion system, fuselage, and wings. Various studies have shown that the achievement of adequate range is largely dependent on a low structural ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Aircraft Design, Testing And Performance

    Apollo Lightcraft Project

    Myrabo, Leik N. / Smith, Wayne L. / Decusatis, Casimer et al. | NTRS | 1988
    ) flight control systems; (3) power beaming system architecture; (4) re-entry aerodynamics; (5) shroud structural dynamics; and (6) optimal ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Spacecraft Design, Testing And Performance

    Application of Pi Preform Composite Joints in Fabrication of NASA Composite Crew Module Demonstration Structure

    Higgins, John E. / Pelham, Larry | NTRS | 2008
    demonstration structure for the Composite Crew Module (CCM) Program. The program is managed by the NASA Safety and Engineering Center with participants ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Composite Materials

    As-Flown Shuttle Micro-Meteoroid Orbital Debris (MMOD) Assessment History

    Hyde, James L. / Christiansen, Eric L. / Lear, Dana M. et al. | NTRS | 2012
    The final flight of the Space Shuttle program was completed on July 21st of 2011. The reusable nature of the Orbiter vehicles has provided ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Spacecraft Design, Testing And Performance

    A Survey of Research Performed at NASA Langley Research Center's Impact Dynamics Research Facility

    Jackson, K. E. / Fasanella, E. L. | NTRS | 2003
    The Impact Dynamics Research Facility (IDRF) is a 240-ft-high gantry structure located at NASA Langley Research Center in Hampton, Virginia ...
    Publisher: American Inst. of Aeronautics and Astronautics
    Keywords: Research And Support Facilities (Air)

    A Working Conference: Fundamental Problems of Future Aerospace Structures

    M. B. Zisfein | NTIS | 1967
    Aerospace company representatives skilled in structure design, materials, and structural dynamics met in a working conference and set forth ...
    Keywords: Structural members , Composite materials

    Buckling behavior of Rene 41 tubular panels for a hypersonic aircraft wing

    Ko, W. L. / Shideler, J. L. / Fields, R. A. | NTRS | 1986
    for buckling characteristics using a hypersonic wing test structure and a universal tension/compression testing machine. The nondestructive ...
    Publisher: NASA National Aeronautics and Space Administration
    Keywords: Structural Mechanics