Helicopter Dynamics Concerning Retreating Blade Stall on a Coaxial Helicopter

Helicopter Dynamics Concerning Retreating Blade Stall on a Coaxial Helicopter

This note covers Introduction, Introduction to Helicopter Aerodynamics, Blade Element Theory, Rotor Disk Dynamics, Blade Flapping, Flapping Analysis, Evaluating Alternate Conditions, Evaluating the Coaxial-Pusher Configuration and Evaluating Lift.

Author(s): Aaron Ford, San Jose State

120 Pages

Helicopter Flying Handbook

This online books contains the following contents:Introduction to the Helicopter, Aerodynamics of Flight, Helicopter Flight Controls, Helicopter Components, Sections, and Systems, Rotorcraft Flight Manual, Weight and Balance, Helicopter Performance, Ground Procedures and Flight Preparations, Basic Flight Maneuvers, Advanced Flight Maneuvers, Helicopter Emergencies and Hazards, Night Operations, Effective Aeronautical Decision Making

Author(s): Federal Aviation Administration

NA Pages

Helicopter Dynamics Notes

This note covers the following topics: Rotor Dynamics, Flap Dynamics, Coupled Flap-Lag-Torsion Dynamics, Unsteady Aerodynamics, Aeroelastic Stability in Hover, Ground and Air Resonance, Aeroelastic Stability in Forward Flight, Trailing Edge Flaps and Tabs, CFD for Rotors, Helicopter Vibration, Rotor Tests in Wind Tunnel and in Flight.

Author(s): Seoul National University

527 Pages

Helicopter AeroDynamics

Principles of helicopter flight under various conditions are reviewed in this note, giving special attention to the operation of the main rotor. A brief history of helicopter development is presented, together with a summary of the main components of a helicopter and a classification of the various types of helicopters.

Author(s): D. I. Bazov

NA Pages

Recent Progress in Some Aircraft Technologies

This book describes the recent progress in some engine technologies and active flow control and morphing technologies and in topics related to aeroacoustics and aircraft controllers. Both the researchers and students should find the material useful in their work.

Author(s): Ramesh K. Agarwal

NA Pages

Lecture Slides for Aircraft Flight Dynamics

This note focuses on the Science and Mathematics of flight dynamics, historical antecedents are presented as Case Studies in aircraft performance, stability, and control. Topics covered includes: Point-Mass Dynamics and Forces, Low-Speed Aerodynamics -D, Induced Drag and High-Speed Aerodynamics, Aerodynamic Moments, Power and Thrust for Cruising Flight, Cruising Flight Envelope, Gliding, Climbing, and Turning Flight Performance, Aircraft Equations of Motion - Translation, Flight Path Computation and Rotation, Aircraft Control Devices and Systems, Linearized Equations of Motion, Root-Locus Analysis of Parameter Variations and Feedback Control, Linearized Longitudinal Equations of Motion, Advanced Problems of Longitudinal Dynamics, Advanced Problems of Lateral-Directional Dynamics, Flying Qualities Criteria, Maneuvering at High Angles and Angular Rates, Aeroelasticity and Fuel Slosh, Atmospheric Hazards to Flight, Flight and Wind Tunnel Testing.

Author(s): Robert F. Stengel

NA Pages