Broadband energy harvesting using acoustic black hole structural tailoring

L Zhao, SC Conlon, F Semperlotti - Smart materials and …, 2014 - iopscience.iop.org
This paper explores the concept of an acoustic black hole (ABH) as a main design
framework for performing dynamic structural tailoring of mechanical systems for vibration …

Damage imaging in composites using nonlinear vibro‐acoustic wave modulations

L Pieczonka, L Zietek, A Klepka… - … Control and Health …, 2018 - Wiley Online Library
The paper deals with the application of nonlinear vibro‐acoustic modulation technique for
detection and localization of impact damage in a laminated composite plate. An imaging …

Experimental evaluation of structural intensity in two-dimensional plate-type locally resonant elastic metamaterials

H Al Ba'ba'a, MA Attarzadeh… - Journal of Applied …, 2018 - asmedigitalcollection.asme.org
Elastic metamaterials utilize locally resonant mechanical elements to onset band gap
characteristics that are typically exploited in vibration suppression and isolation applications …

Detecting closing delaminations in laminated composite plates using nonlinear structural intensity and time reversal mirrors

A Lamberti, F Semperlotti - Smart materials and structures, 2013 - iopscience.iop.org
Closing delaminations in composite laminated structures exhibit a nonlinear dynamic
response when excited by high frequency elastic waves. The contact acoustic nonlinear …

Vibration power flow based damage detection of fiber-reinforced laminated composite plates

C Zhu, G Li, X Yu, G Zhao, J Yang - Mechanics of Advanced …, 2024 - Taylor & Francis
This study investigates the vibration power flow transfer characteristics of damaged
laminated composite plates for develo** damage identification technique from energy flow …

Reconstruction of vibratory field and structural intensity of vibrating plates using moving sensors

S Farhadi, HR Anani - International Journal of Mechanical Sciences, 2022 - Elsevier
This paper investigates the reconstruction of the vibratory field and structural intensity of
transversely vibrating plates using a single moving sensor. Two kinds of sensors are …

Modeling contacts and hysteretic behavior in discrete systems via variable-order fractional operators

S Patnaik, F Semperlotti - Journal of …, 2020 - asmedigitalcollection.asme.org
The modeling of nonlinear dynamical systems subject to strong and evolving nonsmooth
nonlinearities is typically approached via integer-order differential equations. In this study …

Prediction algorithm for WEDM arced path errors based on spark variable gap and nonuniform spark distribution models

H Abyar, A Abdullah… - Journal of …, 2019 - asmedigitalcollection.asme.org
Wire electrical discharge machining (WEDM) is a demanding high-precision process for
machining of hard-to-machine materials. The main issue is manufacturing errors in shape …

Structural intensity analysis of flat plates based on digital stroboscopic holography measurements

F Pires, PGG Muyshondt, W Keustermans… - Journal of Sound and …, 2018 - Elsevier
The analysis of structural intensity vector fields has shown to be a practical approach to
characterize the energy flow in plate-like structures and to localize regions of injected or …

Structural intensity assessment on shells via a finite element approximation

F Pires, S Avril, S Vanlanduit, J Dirckx - The Journal of the Acoustical …, 2019 - pubs.aip.org
Structural intensity on plates or shells can provide insights on how the vibrational energy is
transmitted throughout a sample. Its assessment via experimental deflections are widely …