Hysteresis Modeling in Magnetostrictive Materials Via Preisach Operators, Volume 201695
Institute for Computer Applications in Science and Engineering, NASA Langley Research Center, 1997 - 17 pages
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Ampere's law applied field applied magnetic field beam dynamics Beam Model Borel measures classical Preisach kernel compact subset connecting bar considered continuous with respect control influence operator cross-sectional area cylindrical permanent magnet damping coefficient defined in 3.1 density depicted in Figure Details regarding drive levels dysprosium experimental data ferromagnetic field and stress fit to experimental framework amenable highly nonlinear Hilbert space hysteresis and material hysteresis curves hysteresis in magnetostrictive hysteretic input operator input/output kernel ks Krasnoselskii-Pokrovskii kernels least squares fit Magnetic domains magnetic hysteresis magnetic induction magnetomechanical magnetostrictive actuators magnetostrictive inputs magnetostrictive materials magnetostrictive transducers material nonlinearities metric space moments within domains nonlinearities and hysteresis operator Bv Orientation of moments output parameter estimation problem permeability phenomenological Piecewise monotone input Preisach models Preisach operators probability measures provide a framework relationship relay operator shape parameters shear space Q terbium Terfenol rod Terfenol-D Theorem theory threshold value weak form Young's modulus