.... piezoelectric actuators hysteresis temperature diesel injectors Starting from a model originally developed for ferromagnetic materials, Hodgdon [ 7,8 ] proposed a completely different approach based on just one differential equation, characterized by three parameters that must be identified from...

...Chris A. Satkoski; Gregory M. Shaver; Ranjit More; Peter Meckl; Douglas Memering; Shankar Venkataraman; Jalal Syed; Jesus Carmona-Valdes As engine designers look for ways to improve efficiency and reduce emissions, piezoelectric actuated fuel injectors for common rail diesel engines have shown...

...Qingsong Xu; Yangmin Li This paper presents a new control scheme for the hysteresis compensation and precise positioning of a piezoelectrically actuated micromanipulator. The scheme employs an inverse Dahl model-based feedforward in combination with a repetitive proportional-integral-derivative...

.... , 2008 , “ Modeling, Nonlinear Dynamics, and Identification of a Piezoelectrically-Actuated Microcantilever Sensor ,” IEEE/ASME Trans. Mechatron. , 13 , pp. 58 – 65 . 1083-4435 Jha , R. , and Rower , J. , 2002 , “ Experimental Investigation of Active Vibration Control Using Neural...

... 03 2009 control system synthesis feedback intelligent materials intelligent structures Kalman filters magnetostrictive devices nonlinear control systems open loop systems optimal control perturbation techniques PI control piezoelectric actuators piezoelectric materials...

...) compensation fault tolerance feedback filtration piezoceramics piezoelectric actuators structural engineering supports vibration control vibrations active vibration control fault tolerant control Beard–Jones filter Fault detection techniques can be classified into four categories...

.... Output oscillations need to be small in scanning operations, particularly for lightly damped systems, such as the piezoelectric actuators and the flexible structures. Moreover, modeling errors are ubiquitous in practical applications. The proposed approach extends the recently developed optimal scan...

...-kinematic mechanism featuring single-axis flexure hinges. The stage is driven by piezoelectric actuators, and its displacement is detected by capacitance gauges. The control loop is closed at the end effector instead of at each joint, so as to avoid calibration difficulties and guarantee high positioning...

...Saeid Bashash; Nader Jalili A set of memory-based properties is employed in this paper for modeling multiple-path hysteresis response of piezoelectric actuators. These properties, namely, targeting turning points, curve alignment, and wiping-out effect, are applied in a linear mapping strategy...

...Smitha Mani; Sahjendra N. Singh; Surya Kiran Parimi; Woosoon Yim This brief paper treats the question of adaptive control of a projectile fin using a piezoelectric actuator. The hollow projectile fin is rigid, within which a flexible cantilever beam with a piezoelectric active layer is mounted...

... . Anderson , E. H. , and Hagood , N. W. , 1994 , “ Simultaneous Piezoelectric Sensing/Actuation: Analysis and Application to Controlled Structures ,” J. Sound Vib. 0022-460X 10.1006/jsvi.1994.1298 , 174 , pp. 617 – 639 . 02 04 2004 01 11 2005 piezoelectric actuators...

... of a piezoceramic actuator when subject to variable mechanical load disturbance conditions. The model is tested under a range of voltage excitations at frequencies up to 111 Hz and is shown to offer high accuracy. Piezoelectric actuators offer high resolution down to the subnanometer range, high stiffness, low...

...T.-J. Yeh; Shin-Wen Lu; Ting-Ying Wu In this paper, a model and the associated identification procedure are proposed to precisely portray the hysteresis behavior in piezoelectric actuators. The model consists of basic physical elements and utilizes a Maxwell-slip structure to describe hysteresis...

... a piezoelectric element between actuator and sensor modes has not been proposed earlier, there have been efforts aimed at improving system performance through switching between multiple piezoelectric actuators 15 16 . Our idea of switching a piezoelectric element between actuator and sensor modes...

...Chih-Lyang Hwang, Professor,; Yung-Ming Chen We consider the modeling and control of a high-displacement piezoelectric actuator system (HDPAS). An HDPAS includes a multilayer LVPZT bender actuator (MLBA) and a low-pass filter. The MLBA is subject to hysteresis, bending modes, measurement noise...

... piezoelectric actuator input voltages and six geophone sensor output voltages were identified empirically. The 6 × 6 transfer function matrix is symmetric, and its off-diagonal terms indicate the coupling among different input/output channels. Various multi-input multi-output (MIMO) control techniques...

..., and Johnson-Kendall-Roberts models in the contact region. Finally, numerical results are provided to illustrate the coupling effects between the piezoelectric actuator and the cantilever beam and the interaction effects between the tip and samples on the dynamic responses. Support of this work...

... 19 September 2003 05 08 2004 flexible manipulators Lyapunov methods piezoelectric actuators damping multidimensional systems convergence vibrations controllers The suppression of vibration is a problem of primary importance in many engineering fields, among which robotics...

... , D. S. , 1990 , “ Piezoelectric Ceramic Actuators: A Review of Machinery Applications ,” Prec. Eng. , 12 ( 3 ), pp. 131 – 136 . Jung , S. , and Kim , S. , 1994 , “ Improvement of Scanning Accuracy of PZT Piezoelectric Actuators by Feedforward Model-reference Control ,” Prec. Eng...

...Rong-Fong Fung,, Professor; Yung-Tien Liu,, Assistant Professor; Tai-Kun Huang,, Graduate Student; Toshiro Higuchi,, Professor The piezoelectric actuator (PA) has been used for precision positioning from micrometer down to nanometer scale. In this paper, a spring-mounted PA is designed to achieve...