1–20 von 58 Ergebnissen
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    Wind Tunnel Measurements and Calculations of Aerodynamic Interactions Between Tiltrotor Aircraft

    W. Johnson / G. K. Yamauchi / M. R. Derby et al. | NTIS | 2003
    Verlag: National Aeronautics and Space Administration, Moffett Field, CA. Rotorcraft Division

    Vibration Analysis of the SA349/2 Helicopter

    R. Heffernan / D. Precetti / W. Johnson | NTIS | 1991
    Verlag: National Aeronautics and Space Administration, Moffett Field, CA. Ames Research Center

    Viability of See-and-Avoid for Midair Collision Avoidance for UAM

    R. Mogford / W. Johnson | NTIS | 2023
    Verlag: National Aeronautics and Space Administration, Washington, DC.

    Tribute to Professor Rene H. Miller - A Pioneer in Aeromechanics and Rotary Wing Flight Transportation

    P. P. Friedmann / W. Johnson / M. P. Scully | NTIS | 2011
    Verlag: National Aeronautics and Space Administration, Moffett Field, CA. Ames Research Center

    Shake Test of a Propeller Test Rig in the 40- by 80-Foot Wind Tunnel

    W. Johnson | NTIS | 1975
    Verlag: National Aeronautics and Space Administration. Ames Research Center, Moffett Field, Calif

    Self-Tuning Regulators for Multicyclic Control of Helicopter Vibration

    W. Johnson | NTIS | 1982
    Verlag: National Aeronautics and Space Administration, Moffett Field, CA. Ames Research Center

    Rotor Design for Whirl Flutter: An Examination of Options for Improving Tiltrotor Aeroelastic Stability Margins

    J. C. Acree / R. J. Peyran / W. Johnson | NTIS | 1999
    Verlag: National Aeronautics and Space Administration, Moffett Field, CA. Ames Research Center

    Rotorcraft Research Testing in the National Full-Scale Aerodynamics Complex at NASA Ames Research Center

    W. Warmbrodt / C. A. Smith / W. Johnson | NTIS | 1985
    Verlag: National Aeronautics and Space Administration, Moffett Field, CA. Ames Research Center

    Rotor Airloads Prediction Using Loose Aerodynamic/Structural Coupling

    M. Potsdam / H. Yeo / W. Johnson | NTIS | 2004
    Verlag: National Aeronautics and Space Administration, Moffett Field, CA. Ames Research Center

    Propulsion System Models for Rotorcraft Conceptual Design

    W. Johnson | NTIS | 2014
    Verlag: National Aeronautics and Space Administration, Moffett Field, CA. Ames Research Center.

    Predicted Dynamic Characteristics of the XV-15 Tilting Proprotor Aircraft in Flight and in the 40- by 80-Ft. Wind Tunnel

    W. Johnson | NTIS | 1976
    Verlag: National Aeronautics and Space Administration. Ames Research Center, Moffett Field, Calif

    Performance Analysis of the Slowed-Rotor Compound Helicopter Configuration

    M. W. Floros / W. Johnson | NTIS | 2004
    Verlag: National Aeronautics and Space Administration, Moffett Field, CA. Ames Research Center

    Performance Analysis of a Utility Helicopter with Standard and Advanced Rotors

    H. Yeo / W. G. Bousman / W. Johnson | NTIS | 2002
    Verlag: National Aeronautics and Space Administration, Moffett Field, CA. Ames Research Center

    Overview and Introduction of the Rotor Optimization for the Advancement of Mars eXploration (ROAMX) Project

    H. Cummings / B. N. P. Perez / W. Koning et al. | NTIS | 2022
    Verlag: National Aeronautics and Space Administration, Washington, DC.

    Optimum Design of a Compound Helicopter

    H. Yeo / W. Johnson | NTIS | 2006
    Verlag: National Aeronautics and Space Administration, Moffett Field, CA. Ames Research Center

    Optimal Control Alleviation of Tilting Proprotor Gust Response

    W. Johnson | NTIS | 1975
    Verlag: National Aeronautics and Space Administration. Ames Research Center, Moffett Field, Calif

    NDARC - NASA Design and Analysis of Rotorcraft Validation and Demonstration

    W. Johnson | NTIS | 2010
    Verlag: National Aeronautics and Space Administration, Moffett Field, CA. Ames Research Center

    NDARC - NASA Design and Analysis of Rotorcraft: Theory - Appendix A

    W. Johnson | NTIS | 2023
    Verlag: National Aeronautics and Space Administration, Washington, DC.

    NDARC - NASA Design and Analysis of Rotorcraft: Input - Vol 3

    W. Johnson | NTIS | 2022
    Verlag: National Aeronautics and Space Administration, Washington, DC.

    NDARC - NASA Design and Analysis of Rotorcraft: Input - Appendix 3

    W. Johnson | NTIS | 2023
    Verlag: National Aeronautics and Space Administration, Washington, DC.