Results 1 to 10 of about 1,102 (114)
Sensors, 2019 To increase the ultrasonic intensity and power of a piezoelectric transducer, a cascaded piezoelectric ultrasonic transducer with the three sets of piezoelectric ceramic stacks is analyzed.
Shuyu Lin, Xiangdi Meng, Lin Shuyu
exaly +3 more sources
Sensors, 2022 Great progress has been made in the field of ultrasonic processing in recent years, and piezoelectric ceramic transducers have been widely used as drive sources. In this paper, a sandwich piezoelectric ceramic transducer is designed, and the vibration of
Yuren Lu +4 more
doaj +1 more source
Sensors, 2022 This paper investigates self-powering online condition monitoring for rotating machines by the piezoelectric transducer as an energy harvester and sensor.
Majid Khazaee +2 more
doaj +1 more source
Modeling and simulation of piezoelectric generator with indirect contact excited by vortex-induced vibration [PDF]
E3S Web of Conferences, 2022 In the last years, the new research papers piezoelectric energy harvesting from vortex-induced vibration (PEH-VIV) are focused on indirect contact between airflow and piezoelectric transducer.
Mazar Hajar +5 more
doaj +1 more source
Research and Fabrication of Broadband Ring Flextensional Underwater Transducer
Sensors, 2021 At present, high-speed underwater acoustic communication requires underwater transducers with the characteristics of low frequency and broadband. The low-frequency transducers also are expected to be low-frequency directional for realization of point-to ...
Jiuling Hu +5 more
doaj +1 more source
Piezoelectric ceramic materials on transducer technology for energy harvesting: A review
Frontiers in Energy Research, 2022 Recently, energy harvesting through the means of piezoelectric transducer technology has increasingly attracted the attention of engineers and scientists in producing/generating electricity for human consumption.
V. E. Ogbonna +2 more
doaj +1 more source
Design of Piezoelectric Ultrasonic Transducer Based on Doped PDMS
Sensors, 2021 The performance of the ultrasonic transducer will directly affect the accuracy of ultrasonic experimental measurement. Therefore, in order to meet the requirements of a wide band, a kind of annular 2-2-2 piezoelectric composite is proposed based on doped
Ran Yang +3 more
doaj +1 more source
Sensors, 2017 The input electrical impedance behaves as a capacitive when a piezoelectric transducer is excited near its resonance frequency. In order to increase the energy transmission efficiency, a series or parallel inductor should be used to compensate the ...
Shuyu Lin, Jie Xu
doaj +1 more source
Mathematical Modelling of Rod-Type Piezo-Electric Transducers for Acoustoelectronic Devices
Vìsnik Nacìonalʹnogo Tehnìčnogo Unìversitetu Ukraïni Kììvsʹkij Polìtehnìčnij Ìnstitut: Serìâ Radìotehnìka, Radìoaparatobuduvannâ, 2021 The work is devoted to the peculiarities of the construction and study of mathematical models of rod-type piezoelectric transducers, which are widely used in various acoustoelectronic devices (hydroacoustic means of target detection, ultrasonic non ...
C. V. Bazilo +4 more
doaj +1 more source
Analysis on Coupled Vibration of a Radially Polarized Piezoelectric Cylindrical Transducer
Sensors, 2017 Coupled vibration of a radially polarized piezoelectric cylindrical transducer is analyzed with the mechanical coupling coefficient method. The method has been utilized to analyze the metal cylindrical transducer and the axially polarized piezoelectric ...
Jie Xu, Shuyu Lin, Yan Ma, Yifan Tang
doaj +1 more source