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Keywords: AIRFOILS - NACA 23015 HELICOPTER , ROTOR BLADES - OSCILLATIONS , ROTOR BLADES, HINGED , HELICOPTER TOWERS - NACA , ROTORS, HELICOPTER

Hover Validation and Acoustic Baseline Blade Set

Austin D Overmeyer / Peter A Copp / Norman W Schaeffler | NTRS | 2020

Keywords: Hover,Rotor,Helicopter,Aerodynamics,HVAB,PSP,AIAA Rotorcraft Simulation Working Group

RESULTS OF SOME WIND TUNNEL AND FLIGHT STUDIES WITH HELICOPTERS AT NASA

Huston, R. J. / Tapscott, R. J. | NTRS | 1963

Keywords: HELICOPTER ROTOR , ROTOR SYSTEM

A summary of hingeless-rotor structural loads and dynamics research

Ward, J. F. | NTRS | 1965

Keywords: HELICOPTER ROTOR , ROTOR AERODYNAMICS

Hovering and Low-speed Performance and Control Characteristics of an Aerodynamic-servocontrolled Helicopter Rotor System as Determined on the Langley Helicopter Tower

Carpenter, Paul J / Paulnock, Russell S | NTRS | 1950

Keywords: PROPELLERS, HELICOPTER - PERFORMANCE , ROTOR BLADES - TWIST , CONTROLS, HELICOPTER , ROTOR BLADES - PITCH , HELICOPTER TOWERS - NACA

RESULTS OF WIND-TUNNEL MEASUREMENTS ON A HELICOPTER ROTOR OPERATING AT EXTREME THRUST COEFFICIENTS AND HIGH-TIP-SPEED RATIOS

Jenkins, J. L., Jr. / Sweet, G. E. | NTRS | 1963

Keywords: HELICOPTER ROTOR , ROTOR AERODYNAMICS

RESULTS OF WIND-TUNNEL MEASUREMENTS ON A HELICOPTER ROTOR OPERATING AT EXTREME THRUST COEFFICIENTS AND HIGH-TIP-SPEED RATIOS

Jenkins, J. L., Jr. / Sweet, G. E. | NTRS | 1963

Keywords: HELICOPTER ROTOR , ROTOR AERODYNAMICS

A summary of hingeless-rotor structural loads and dynamics research.

Ward, J. F. | NTRS | 1966

Keywords: HELICOPTER ROTOR , ROTOR BLADE

A summary of hingeless-rotor research at nasa- langley

Huston, R. J. / Ward, J. F. | NTRS | 1964

Keywords: HELICOPTER ROTOR

The changing helicopter.

Gessow, A. | NTRS | 1967

Keywords: MILITARY HELICOPTER , ROTOR SYSTEM , HELICOPTER DESIGN

A theoretical analysis of elastic vibrations of fixed-ended and hinged helicopter blades in hovering and vertical flight

Morduchow, Morris | NTRS | 1950

Keywords: ROTOR BLADES - VIBRATION , EQUATIONS - PROPELLERS, HELICOPTER , PROPELLERS, HELICOPTER - BALANCING , ROTOR BLADES - BENDING & TORSION , FLUTTER - PROPELLERS, HELICOPTER , ROTOR BLADES - FLAPPING , PROPELLERS, HELICOPTER - VIBRATION

Comparison of Flight Measured Helicopter Rotor Blade Chordwise Pressure Distributions and Two-Dimensional Airfoil Characteristics

Kelley, H. L. / Scheiman, J. | NTRS | 1963

Keywords: HELICOPTER ROTOR , ROTOR BLADE

Theoretical analysis of oscillations in hovering of helicopter blades with inclined and offset flapping and lagging hinge axes

Morduchow, M / Hinchey, F G | NTRS | 1950

Keywords: ROTOR BLADES - STABILITY , ROTOR BLADES - OSCILLATIONS , ROTOR BLADES, HINGED , PROPELLERS, HELICOPTER , ROTOR BLADES - FLAPPING

HELICOPTER DESIGN IMPROVEMENTS POSSIBLE WITH LOW DISC LOADING CONCEPT RETAINED

Gustafson, F. B. | NTRS | 1962

Keywords: HELICOPTER DESIGN , ROTOR DISK

WIND-TUNNEL MEASUREMENTS OF PERFORMANCE, BLADE MOTIONS, AND BLADE AIR LOADS FOR TANDEM-ROTOR CONFIGURATIONS WITH AND WITHOUT OVERLAP

Huston, R. J. | NTRS | 1963

Keywords: TANDEM-ROTOR HELICOPTER

Hovering performance characteristics of a rotor with and without blade-pitch servo-control flaps

Shivers, J. P. | NTRS | 1967

Keywords: HELICOPTER ROTOR