The Evaluation of Resonance Frequency for Piezoelectric Transducers by Machine Learning Methods
Sign Up to like & getrecommendations! Published in 2017 at "Procedia Manufacturing"
DOI: 10.1016/j.promfg.2017.07.300
Abstract: Abstract Piezoelectric transducers are used in the application of sending and receiving sound waves. The distance at which the sound waves can be transmitted is determined by the transducer frequency. Therefore, measuring the frequency becomes… read more here.
Keywords: machine; machine learning; resonance frequency; frequency ... See more keywords
Sensitivity Enhancement of Piezoelectric Transducers for Impedance-Based Damage Detection via a Negative Capacitance Interface
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DOI: 10.1109/jsen.2019.2956782
Abstract: Piezoelectric transducers are used in many applications due to electromechanical coupling, which allows mechanical and electrical quantities to be related. This principle is used in the development of structural damage detection techniques such as electromechanical… read more here.
Keywords: piezoelectric transducers; damage; structural damage; interface ... See more keywords
A Time-Domain Method for Ultrasound Concrete Health Monitoring Using In Situ Piezoelectric Transducers
Sign Up to like & getrecommendations! Published in 2023 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2023.3238033
Abstract: In this article, a smart time-domain technique is presented for detecting flaws in concrete structures using embedded piezoelectric transducers. The method relies on the time-of-flight of ultrasound (US) waves generated and sensed by piezoelectric transducers… read more here.
Keywords: piezoelectric transducers; health monitoring; time; time domain ... See more keywords
Finite element optimization of circular element used in lithotripsy and histotripsy piezoelectric transducers
Sign Up to like & getrecommendations! Published in 2017 at "Journal of the Acoustical Society of America"
DOI: 10.1121/1.4988141
Abstract: Multi-element piezoelectric transducers used in shock wave generators for disrupting kidney stones (lithotripsy) or ablating soft tissues (histotripsy) are emitting high amplitude burst waves of one to ten pulses. Thus, most of the signal is… read more here.
Keywords: finite element; element optimization; circular element; element ... See more keywords
Equivalent homogeneous model of D31-mode longitudinal piezoelectric transducers
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Intelligent Material Systems and Structures"
DOI: 10.1177/1045389x17692054
Abstract: This article focuses on modelling of D31-mode longitudinal piezoelectric transducers. A simple equivalent one-dimensional homogeneous model of D31-mode longitudinal piezoelectric transducers is proposed in this article. Homogeneous properties of the model are derived by a… read more here.
Keywords: longitudinal piezoelectric; mode longitudinal; d31 mode; homogeneous model ... See more keywords