Strongly coupled partitioned iterative method for the structure–piezoelectric–circuit interaction using hierarchical decomposition

D Ishihara, R Takata, PC Ramegowda… - Computers & …, 2021 - Elsevier
The key to the design of advanced micro electro–mechanical devices is an accurate
evaluation of the circuit-integrated piezoelectric oscillator that accounts for its complicated …

Simultaneous finite element analysis of circuit-integrated piezoelectric energy harvesting from fluid-structure interaction

S Ravi, A Zilian - Mechanical Systems and Signal Processing, 2019 - Elsevier
Flow-driven piezoelectric energy harvesting is a strongly coupled multiphysics phenomenon
that involves complex three-way interaction between the fluid flow, the electromechanical …

An efficient collocation approach for piezoelectric problems based on the element differential method

J Lv, M Shao, M Cui, X Gao - Composite Structures, 2019 - Elsevier
This paper makes an attempt to develop a new numerical method named piezoelectric
element differential method to simulate electro–mechanical behaviors of piezoelectric …

Accurate finite element modeling of multilayered flexible piezoelectric energy harvesting devices with strong coupling of structure, piezoelectricity, and circuit

PC Ramegowda, D Ishihara - International Journal for …, 2024 - Taylor & Francis
Multilayered flexible piezoelectric energy harvesting devices (FPEDs) are a new future
harvesting technology which are highly flexible and lightweight than familiar cantilever …

[PDF][PDF] Hybrid Strategy of Partitioned and Monolithic Methods for Solving Strongly Coupled Analysis of Inverse and Direct Piezoelectric and Circuit Coupling.

D Ishihara, S Nozaki, T Niho… - … -Computer Modeling in …, 2024 - cdn.techscience.cn
The inverse and direct piezoelectric and circuit coupling are widely observed in advanced
electro-mechanical systems such as piezoelectric energy harvesters. Existing strongly …

MACHINE LEARNING FOR PROJECTION-BASED MODEL-ORDER-REDUCTION OF ELASTOPLASTICITY

S Vijayaraghavan - 2022 - orbilu.uni.lu
Projection-based model-order-reduction (MOR) accelerates computations of physical
systems in case the same computation must be performed many times for different load …

[PDF][PDF] Comparative study on linear and quadratic solid direct-piezoelectric solvers with shell inverse-piezoelectric solver to analyze a thin piezoelectric bimorph device

PC Ramegowda, D Ishihara - researchgate.net
The successful design of a thin piezoelectric bimorph device for sensor and actuator
applications requires an efficient and accurate finite element modeling (FEM) of direct and …

[PDF][PDF] Comparative study on partitioned iterative algorithms for coupled multiple phenomena in piezoelectric energy harvesters

N Takayama, D Ishihara, PC Ramegowda, S Nozaki - researchgate.net
Various coupled algorithms are possible for the structure-piezoelectric-circuit interaction in
piezoelectric bimorph energy harvesters. Hence, in this study, we propose a partitioned …

Analysis of FSI-driven energy harvesting devices using parameterised reduced-order models

A Zilian, D Baroli - 2018 - orbilu.uni.lu
A specific class of energy harvester devices for renewable energy resources allows
conversion of ambient fluid flow energy to electrical energy via flow-induced vibrations of a …

Modelling and analysis of flow-driven energy harvesting devices and associated reduced order models

A Zilian, D Baroli - … Conference on Computational Mechanics (ECCM 6), 2018 - orbilu.uni.lu
A specific class of energy harvester devices for renewable energy resources allows
conversion of ambient fluid flow energy to electrical energy via flow-induced vibrations of a …