1–20 von 22 Ergebnissen
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    Structural assessment of ultralightweight composites

    Kane, David M. / Jankowski, M. A. / Whitehead, Robin S. | NTRS | 1990
    . Weight savings were calculated using a weight ratio methodology. Material properties used in the analysis were those projected for 1993 ULW ...
    Verlag: NASA National Aeronautics and Space Administration

    NASA-ACEE/Boeing 737 graphite-epoxy horizontal stabilizer service

    Quinlivan, J. T. / Kent, J. A. / Wilson, D. R. | NTRS | 1992
    certification was achieved in August 1982. Schedule highlights are shown. The work performed on this program is reported in NASA technical summaries and ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    Benefits and limitations of composites in carrier-based aircraft

    Mcerlean, Donald P. | NTRS | 1992
    -based aircraft. The major aspects are discussed from which essentially all Navy aircraft design requirements derive. (1) Navy aircraft operate ...
    Verlag: NASA National Aeronautics and Space Administration

    Through-the Thickness(R) braided composites for aircraft applications

    Brown, Richard T. | NTRS | 1992
    Material and structural specimens of Through-the-Thickness(R) braided textile composites were tested in a variety of experiments. The ...
    Verlag: NASA National Aeronautics and Space Administration

    Structural testing of the technology integration box beam

    Griffin, C. F. | NTRS | 1992
    conditions to verify the stiffness and strength characteristics of the composite wing design. Failure of the box beam occurred at 125 percent of ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Structural Mechanics

    C-130 Advanced Technology Center wing box conceptual design/cost study

    Whitehead, R. S. / Foreman, C. R. / Silva, K. | NTRS | 1992
    on the current maintenance concept. Initially, the structural arrangement, weight, external and internal loads, fatigue spectrum, flutter ...
    Verlag: NASA National Aeronautics and Space Administration

    The weight optimization of an armored crashworthy crewseat through the use of advanced composites and design

    Lindsay, Howard A. / Motoyama, Stephen M. / Smith, Kent F. | NTRS | 1990
    Verlag: NASA National Aeronautics and Space Administration

    Development of thermoplastic components for structural validation

    Avery, John G. / Cassatt, Gary G. | NTRS | 1990
    structures is described. The efforts discussed include the design, manufacture and test of a highly-loaded multi-spar wing-box component, and the ...
    Verlag: NASA National Aeronautics and Space Administration

    Composite structural armor for combat vehicle applications

    Haskell, William E., III / Alesi, A. L. / Parsons, G. R. | NTRS | 1990
    Several projects that have demonstrated the advantages of using thick composite armor technology for structural applications in armored ...
    Verlag: NASA National Aeronautics and Space Administration

    Vibrational behavior of adaptive aircraft wing structures modelled as composite thin-walled beams

    Song, O. / Librescu, L. / Rogers, C. A. | NTRS | 1992
    . Based on the converse piezoelectric effect, the system of piezoelectric actuators conveniently located on the wing yield the control of its ...
    Verlag: NASA National Aeronautics and Space Administration

    Development of composite carrythrough bulkhead

    Ehlen, R. J. / Libeskind, M. | NTRS | 1992
    A structural development program was recently completed in which the weight and fatigue advantages of an all composite major load carrying ...
    Verlag: NASA National Aeronautics and Space Administration

    Navy composite maintenance and repair experience

    Donnellan, T. M. / Cochran, R. C. / Rosenzweig, E. L. et al. | NTRS | 1992
    The Navy has been a strong proponent of composites for aircraft structure. Fleet use of composites started with the F-14 in the early 1970 ...
    Verlag: NASA National Aeronautics and Space Administration

    Test and analysis results for composite transport fuselage and wing structures

    Deaton, Jerry W. / Kullerd, Susan M. / Madan, Ram C. et al. | NTRS | 1992
    and wing structures for transport aircraft. The Douglas work is being performed under a NASA contract entitled 'Innovative Composites Aircraft ...
    Verlag: NASA National Aeronautics and Space Administration
    Schlagwörter: Aircraft Design, Testing And Performance

    Advanced tow placement of composite fuselage structure

    Anderson, Robert L. / Grant, Carroll G. | NTRS | 1992
    The Hercules NASA ACT program was established to demonstrate and validate the low cost potential of the automated tow placement process for ...
    Verlag: NASA National Aeronautics and Space Administration

    ACT/ICAPS: Thermoplastic composite activities

    Renieri, M. P. / Burpo, S. J. / Roundy, L. M. et al. | NTRS | 1992
    ) initiative in a program entitled Innovative Composite Aircraft Primary Structures (ICAPS). Efforts at MCAIR have focused on the use of thermoplastic ...
    Verlag: NASA National Aeronautics and Space Administration

    Design, analysis, and testing of a reusable wingbox for ballistic evaluation of composite structures

    Baron, W. G. / Oetting, J. D. | NTRS | 1990
    is necessary. In an attempt to achieve structural efficiency requirements, aircraft designers have begun using an increasing amount of ...
    Verlag: NASA National Aeronautics and Space Administration