Helicopter vibration reduction in forward flight using blade integral twist control

Collection of Technical Papers - AIAA/ASME/ASCE/AHS/ASC Structures, Structural Dynamics and Materials Conference

Volumn 3, Issue , 2002, Pages 1988-1997

  Shin, SangJoon ^a   Cesnik, Carlos E S ^a  

^a UNIVERSITY OF MICHIGAN   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ACTUATORS; ANISOTROPY; CLOSED LOOP CONTROL SYSTEMS; FLIGHT DYNAMICS; TRANSFER FUNCTIONS; VIBRATION CONTROL;

ACTIVE TWIST ROTOR (ATR) BLADES;

HELICOPTER ROTORS;

EID: 0036075766     PISSN: 02734508     EISSN: None     Source Type: Conference Proceeding    
DOI: 10.2514/6.2002-1447     Document Type: Conference Paper

References (32)

1. Higher harmonic control: Wind tunnel demonstration of fully effective vibratory hub force suppression
2. Helicopter individual-blade-control research at MIT 1977-1985
3. A unified approach to the optimal design of adaptive and gain scheduled controllers to achieve minimum helicopter rotor vibration
4. Full-scale demonstration of higher harmonic control for noise and vibration reduction on the XV-15 rotor
5. On developing and flight testing a higher harmonic control system
6. Recent developments in smart structures with aeronautical applications
7. The promise of adaptive materials for alleviating aeroelastic problems and some concerns
8. Status of application of smart structures technology to rotorcraft systems
9. Recent advances in smart-material rotor control actuation
10. Hover testing of smart rotor with induced-strain actuation of blade twist
11. Modeling, design, and testing of the NASA/ARMY/MIT active twist rotor prototype blade
12. Rotor design using smart materials to actively twist blades
13. Hover testing of the NASA/ARMY/MIT active twist rotor prototype blade
14. An introduction to the aeromechanical design space of "smart" rotors
15. Vibratory loads reduction testing of the NASA/ARMY/MIT active twist rotor
16. On the modeling of integrally actuated helicopter blades
17. Dynamic response of active twist rotor blades
18. Forward flight response of the active twist rotor for helicopter vibration reduction
19. Active composite beam cross-sectional modeling - Stiffness and active force constants
20. Computational schemes for flexible, nonlinear multi-body systems
21. Finite state induced flow models Part II: Three-dimensional rotor disk
22. Linear time periodic systems: Transfer functions, poles, transmission zeros and directional properties
23. Laplace-domain approximation to the transfer functions of a rotor blade in forward flight
24. Aeroelastic analysis of the NASA/ARMY/MIT active twist rotor