Results 11 to 20 of about 22,792 (197)

Investigation of Vibrations Energy Harvesting from Passive Car Suspension Using Quarter Car Model Under Bump Excitation [PDF]

open access: yesE3S Web of Conferences, 2022
This paper aims to evaluate the voltage and the electrical power harvested from the car suspension system under bump excitation using a piezoelectric stack.
Benhiba Ayoub   +4 more
doaj   +1 more source

Response analysis of undamped primary system subjected to base excitation with a dynamic vibration absorber integrated with a piezoelectric stack energy harvester

open access: yesVietnam Journal of Mechanics, 2022
Dynamic vibration absorber (DVA) integrated with a piezoelectric stack energy harvesting subjected to base excitation is introduced in this paper. The system of dynamic vibration absorber and piezoelectric stack energy harvesting system (DVA-PSEH) has ...
N. N. Linh   +3 more
doaj   +1 more source

Model and Design of a Power Driver for Piezoelectric Stack Actuators [PDF]

open access: yes, 2010
A power driver has been developed to control piezoelectric stack actuators used in automotive application. A FEM model of the actuator has been implemented starting from experimental characterization of the stack and mechanical and piezoelectric ...
Botto, Gianluca   +3 more
core   +4 more sources

Investigation on a Linear Piezoelectric Actuator Based on Stick-Slip/Scan Excitation

open access: yesActuators, 2021
To perform a high resolution and long stroke application in optical precision instruments, a linear piezoelectric actuator operated in stick-slip/scan modes for driving a linear motion table is presented.
Yunlai Shi, Chengshu Lou, Jun Zhang
doaj   +1 more source

Piezoelectric energy harvester converting wind aerodynamic energy into electrical energy for microelectronic application

open access: yesIET Renewable Power Generation, 2021
Piezoelectric Energy Harvesting Systems play a vital role in energizing microelectronic devices with the low‐frequency operation. Here, a novel piezoelectric energy harvesting device has been developed for low power electronic devices.
Sitharthan R   +7 more
doaj   +1 more source

Nonlinear Stochastic Optimal Control Using Piezoelectric Stack Inertial Actuator

open access: yesShock and Vibration, 2020
An optimal control strategy for the random vibration reduction of nonlinear structures using piezoelectric stack inertial actuator is proposed. First, the dynamic model of the nonlinear structure considering the dynamics of a piezoelectric stack inertial
Q. F. Lü, X. F. Wang, K. Lu, R. H. Huan
doaj   +1 more source

Energy harvesting from car suspension system: Mathematical approach for half car model

open access: yesJournal of Mechanical Engineering and Sciences, 2021
A significant contribution of this paper is developing a half car model with a built-in piezoelectric stack to evaluate the potential of harvesting power from the car suspension system.
Tariq Darabseh   +2 more
doaj   +1 more source

Piezoelectric method‐based harvested energy evaluation from car suspension system: Simulation and experimental study

open access: yesEnergy Science & Engineering, 2021
The main objective of this work is to build a mathematical model to evaluate the potential of harvesting power from the car suspension system. Quarter‐ and half‐car models with built‐in piezoelectric stack were modeled mathematically and simulated using ...
Tariq Darabseh   +3 more
doaj   +1 more source

Propagation and filtering of elastic and electromagnetic waves in piezoelectric composite structures [PDF]

open access: yes, 2016
In this article we discuss the modelling of elastic and electromagnetic wave propagation through one- and two-dimensional structured piezoelectric solids. Dispersion and the effect of piezoelectricity on the group velocity and positions of stop bands are
Camposaragna, Michele   +3 more
core   +2 more sources

A theoretical and experimental investigation into multilayered piezoelectric composite transducers [PDF]

open access: yes, 2002
The behaviour of a number of 3-1 connectivity piezoelectric composite plate transducers is presented. The fundamental thickness mode resonance of such devices is found to be contaminated by lateral resonant activity; this is evidenced in the measured and
Hayward, G., O'Leary, R.L.
core   +1 more source

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