By Agneta Balint (Ed)
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And Hall, S. , "Piezoelectric Actuators for Helicopter Rotor Control," Paper presented at the 31st Structures, Structural Dynamics and Materials Conference, Long Beach, California, April, 1990. , May, 1990. , “Intelligent Rotor Blade and Structures Development using Piezoelectric Crystals,” MS Thesis, the University of Maryland, College Park, Maryland 1990. , “Method and Apparatus for Sensing and Actuating in a Desired Direction,” US Pat. 5,440,193, Aug. 1995. , "Actuation Strain Decoupling Through Enhanced Directional Attachment in Plates and Aerodynamic Surfaces," proceedings of the First European Conference on Smart Structures and Materials, Glasgow, Scotland, 12 - 14 May 1992, IOP Publishing, Bristol, UK 1992, pp.
The available controls are the controlT surface deflections (δ e δ a δ r ) and the engine thrust T. , 2007) is done in four feedback loops, starting at the outer loop. , 1999). Differentiating Eq. (9) now gives ( ⎡V + z02 χ − V ref cos χ − χ ref ⎢ Z 0 = ⎢ − z01 χ + V ref sin χ − χ ref ⎢ ⎢ z ref − V sin γ ⎣ ( ) )⎤⎥ ⎥ ⎥ ⎥ ⎦ (10) We want to control the position errors Z0 through the flight-path angles χ and γ , and the total airspeed V. However, from Eq. (10) it is clear that it is not yet possible to do something about z02 in this design step.
Active Plate and Missile Wing Development Using DAP Elements," AIAA Journal,March, 1994. , "Active Composite Torque-Plate Fins for Subsonic Missiles," paper presented at the Dynamic Response of Composite Structures Conference, New Orleans, Louisiana, August 30 - September 1, 1993. , "Advanced Low-Cost Smart Missile Fin Technology Evaluation," Contractor Report to the United States Air Force Armament Directorate, Eglin Air Force Base, Florida, Contract No. F0 8630-93-C-0039, BAT, November 1993.