21–40 of 212 hits
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    Tests of Full-Scale Helicopter Rotors at High Advancing Tip Mach Numbers and Advance Ratios. Technical Report

    J. C. Biggers / J. I. L. McCloud / R. H. Stroub | NTIS | 2015
    Keywords: Helicopter rotors , Blade radius

    About the impact of wind turbine blade tip vortices on helicopter rotor trim and rotor blade motion

    van der Wall, Berend G. / Lehmann, Paul H. | Springer Verlag | 2017
    Keywords: Helicopter rotor trim , Rotor blade motion

      About the impact of wind turbine blade tip vortices on helicopter rotor trim and rotor blade motion

      van der Wall, Berend G. / Lehmann, Paul H. | Online Contents | 2017
      Keywords: Rotor blade motion , Helicopter rotor trim

    Determination of loads in the ultralight helicopter blades

    Free access
    Vitaly Dudnik | DOAJ | 2023
    Keywords: ultralight helicopter , blade

    Studying the Possibility of Creating a Dynamically and Elastically Scaled Blade of a Helicopter Main Rotor Model

    Ledyankin, M. A. / Mikhailov, S. A. | Springer Verlag | 2021
    Keywords: blade , helicopter

    Robustness Analysis of Helicopter Ground Resonance with Parametric Uncertainties in Blade Properties

    Sanches, Leonardo / Alazard, Daniel / Michon, Guilhem et al. | AIAA | 2012
    Keywords: Helicopter Ground Resonance , Helicopter Blade

    Probabilistic Fatigue Damage Estimation for Rotorcraft Life-Limited Components

    Musso, Dakota / Saetti, Umberto / Rogers, Jonathan | AIAA | 2021
    Keywords: Helicopter Blade , Blade Element Theory

    Main helicopter rotor trimming using computational fluid dynamics method in forward flight

    Ma, Yimin / Chen, Ming / Wang, Qiang et al. | SAGE Publications | 2018
    Keywords: blade element method , Helicopter

    Streamwise Oscillation of Airfoils into Reverse Flow

    Granlund, Kenneth O. / Ol, Michael V. / Jones, Anya R. | AIAA | 2016
    Keywords: Airfoil Blade , Helicopter Blade

    Hovering Helicopter Rotors Modeling Using the Actuator Line Method

    Merabet, Reda / Laurendeau, Eric | AIAA | 2021
    Keywords: Helicopter Rotor , Blade Vortex Interaction , Blade Element Momentum Theory , Blade Element Theory

    Numerical investigation of air jets for dynamic stall control on the OA209 airfoil

    Gardner, A. D. / Richter, K. / Rosemann, H. | Springer Verlag | 2011
    Keywords: Helicopter blade

    Linearly variable chord-extension morphing for helicopter rotor blades

    Free access
    Majeti, Rohin K. / van der Wall, Berend G. / Balzarek, Christoph G. | Springer Verlag | 2021
    Keywords: Rotor blade morphing , Helicopter rotor efficiency

    Characterization and selection of basic parameters for steering servo of a small remotely-piloted single-rotor helicopter with tail rotor

    D’yakonov, D. A. / Zavalov, O. A. / Kuptsov, D. A. et al. | Springer Verlag | 2014
    Keywords: remotely piloted helicopter , rotor blade , tail rotor blade

      Characterization and selection of basic parameters for steering servo of a small remotely-piloted single-rotor helicopter with tail rotor

      D’yakonov, D. A. / Zavalov, O. A. / Kuptsov, D. A. et al. | Online Contents | 2014
      Keywords: remotely piloted helicopter , rotor blade , tail rotor blade

    Effect of Wing Twisting on Aerodynamic Performance of Flapping Wing System

    Truong, Tri Quang / Phan, Vu Hoang / Park, Hoon Cheol et al. | AIAA | 2013
    Keywords: Blade Element Theory , Helicopter Blade

    Multiple-Surrogate Approach to Helicopter Rotor Blade Vibration Reduction

    Glaz, Bryan / Goel, Tushar / Liu, Li et al. | AIAA | 2009
    Keywords: Helicopter Rotor , Helicopter Vibration Reduction , Hingeless Rotor Blade

    Active Blade Twist in Rotary UAVs using Smart Actuation

    Marqués, Pascual | Wiley | 2017
    Keywords: helicopter blade , individual blade control , active blade twist technology

    Approximate technique of tip vortex account in calculating a helicopter main rotor

    Liss, A. Yu. | Springer Verlag | 2012
    Keywords: helicopter main rotor , varying blade loads

      Approximate technique of tip vortex account in calculating a helicopter main rotor

      Liss, A. Yu. | Online Contents | 2012
      Keywords: helicopter main rotor , varying blade loads

    Greenberg’s Force Prediction for Vertical-Axis Wind Turbine Blades

    Bensason, David / Le Fouest, Sébastien / Young, Anna et al. | AIAA | 2022
    Keywords: Blade Kinematics , Helicopter Blade

    Coupled Computational Fluid Dynamics and Comprehensive Analysis Calculations of a Gimballed Tiltrotor

    Ho, Jimmy C. / Jayaraman, Buvana / Yeo, Hyeonsoo | AIAA | 2018
    Keywords: Helicopter Rotor , Blade Pitch Control , Blade Vortex Interaction

    Aerodynamic Behavior of a Floating Offshore Wind Turbine

    Lienard, C. / Boisard, R. / Daudin, C. | AIAA | 2020
    Keywords: Blade Element Momentum Theory , Helicopter Rotor , Blade Vortex Interaction , Blade Pitch Control

    Active rotor control for helicopters: individual blade control and swashplateless rotor designs

    Kessler, Ch. | Springer Verlag | 2011
    Keywords: Individual blade control, IBC , Swashplateless helicopter