... of the vertically reinforced 1-3 piezoelectric material as the constraining layer of the ACLD treatment for controlling the nonlinear vibrations of the FG laminated composite plates. The control voltages plotted in Figs. 7b b and 8b b corresponding to the gain used for the transient responses shown in Figs...

... of a flexible cylindrical panel respectively coupled with the center-placed and corner-placed new actuator systems. Closed-loop actuation to improve control effectiveness of unsymmetrical shell modes is also evaluated. actuators photovoltaic effects piezoelectric actuators piezoelectric materials...

... Passive Damping Using Continuous Switching of a Piezoelectric Device ,” Proc. SPIE 0277-786X , 3672 , pp. 104 – 111 . 10.1117/12.349773 Clark , W. W. , 2000 , “ Vibration Control With State-Switching Piezoelectric Materials ,” J. Intell. Mater. Syst. Struct. 1045-389X , 11 , pp. 263...

... 09 2009 27 04 2010 08 10 2010 08 10 2010 acoustic noise finite element analysis piezoelectric materials resins structural acoustics vibrations low-frequency noise reduction multiphysics modeling active structural acoustic control Effective noise reduction...

... ′ . The viscosity effect appeared only through functions ψ 1 k , ψ 2 k , and ψ 3 k . For inviscid fluid or for breathing vibrations (i.e., k = 0 ), these quantities vanish, as would be expected. compressible flow piezoelectric materials plastic flow shells...

...Muhammad Tanveer; Anand V. Singh A numerical approach is presented for linear and geometrically nonlinear forced vibrations of laminated composite plates with piezoelectric materials. The displacement fields are defined generally by high degree polynomials and the convergence of the results...

... . approximation theory differential equations finite element analysis flexible structures piezoelectric materials rotation Rotating flexible structure multibody dynamics piezoelectric material Hamiltonian principle symplectic algorithm precise integration method An important subarea...

...J. Y. Chen; H. L. Chen; E. Pan Reflection and transmission coefficients of plane waves with oblique incidence to a multilayered system of piezomagnetic and/or piezoelectric materials are investigated in this paper. The general Christoffel equation is derived from the coupled constitutive...

... as compared with that of piezoelectric materials. Due to the complexity of the generic ferroelectric actuators, micro-electromechanics, structure-electronic (structronic) coupling and control characteristics of hybrid electrostrictive/piezoelectric dynamic systems deserve an in-depth investigation...

... utilizing piezoelectric materials, electrostrictive materials, shape memory alloys, and magnetostrictive materials have been reported over the years. There is a close analogy between the magnetic properties of ferromagnetics and the electric properties of ferroelectrics. Both exhibit spontaneous...

.... Main. 19 August 2003 21 January 2004 03 05 2005 vibrations structural acoustics elasticity beams (structures) stress-strain relations Fourier series piezoelectric materials shear modulus Hybrid composite and sandwich beams and panels with surface bonded...

... conducted by J. Main. 09 May 2003 29 March 2004 21 03 2005 vibrations piezoelectric materials eigenvalues and eigenfunctions finite element analysis dynamic response crystal resonators Flexural piezoelectric resonators are solid-state devices consisting...

...Pankaj K. Langote; P. Seshu Hybrid damping designs with active piezoelectric materials and passive viscoelastic materials (VEMs) combine the advantages of both active and passive constrained layer damping treatments. In this study, experiments have been conducted on nine systems viz., bare beam...

.... Associate Editor: J. A. Wickert. 01 May 2002 01 May 2003 26 02 2004 nonlinear control systems finite element analysis shells (structures) piezoelectric materials Newton-Raphson method elastic deformation vibration control Utilizing active electromechanical materials...

...R. A. Morgan, Graduate Assistant; K. W. Wang, William E. Diefenderfer Chaired Professor in Mechanical Engineering, Fellow of ASME It has been shown that piezoelectric materials can be used as passive electromechanical vibration absorbers by shunting them with electrical networks. Semi-active...

...Yuan Shu-Qing,; Xu Qing-Yu,; Zhang Ling Experiments are performed to actively suppress vibration of a flexible four-bar linkage mechanism bonded with piezoelectric materials as sensor and actuator. The control system is built up with computer, A/D and D/A converter, low-pass filter, voltage...