Now showing items 1-6 of 6
On the energy harvesting potential of piezoaeroelastic systems
(AIP Publishing, 2010-05-01)
This paper investigates the concept of piezoaeroelasticity for energy harvesting. The focus is placed on mathematical modeling and experimental validations of the problem of generating electricity at the flutter boundary ...
Power generation and shunt damping performance of a single crystal lead magnesium niobate-lead zirconate titanate unimorph: Analysis and experiment
(AIP Publishing, 2008-12-01)
This letter investigates the power generation and shunt damping performance of the single crystal piezoelectric ceramic lead magnesium niobate-lead zirconate titanate (PMN-PZT) analytically and experimentally. PMN-PZT is ...
A piezomagnetoelastic structure for broadband vibration energy harvesting
(AIP Publishing, 2009-06-01)
This letter introduces a piezomagnetoelastic device for substantial enhancement of piezoelectric power generation in vibration energy harvesting. Electromechanical equations describing the nonlinear system are given along ...
A piezoelectric bistable plate for nonlinear broadband energy harvesting
(AIP Publishing, 2010-09-01)
Recently, the idea of using nonlinearity to enhance the performance of vibration-based energy harvesters has been investigated. Nonlinear energy harvesting devices have been shown to be capable of operating over wider ...
Resonant manifestation of intrinsic nonlinearity within electroelastic micropower generators
(AIP Publishing, 2010-12-01)
This letter investigates the nonlinear response of a bimorph energy harvester comprised of lead zirconate titanate (PZT-5A) laminates. For near resonant excitations, we demonstrate significant intrinsic nonlinear behavior ...
Nonlinear piezoelectricity in electroelastic energy harvesters: Modeling and experimental identification
(American Institute of Physics, 2010-10-01)
We propose and experimentally validate a first-principles based model for the nonlinear piezoelectric response of an electroelastic energy harvester. The analysis herein highlights the importance of modeling inherent ...