Design of piezoelectric acoustic transducers for underwater applications

JY Pyun, YH Kim, KK Park - Sensors, 2023 - mdpi.com
Interest in underwater transducers has persisted since the mid-1900s. Underwater
transducers are designed in various shapes using various materials depending on the …

Design of wideband tonpilz transducers for underwater SONAR applications with finite element model

Z Abdullah, S Naz, MAZ Raja, A Zameer - Applied Acoustics, 2021 - Elsevier
This paper describes the designing and optimization of tonpilz type transducers based on
number of layers, width and thicknesses and type of active materials, dimensions of head …

Design of underwater magnetostrictive longitudinal-type transducers with circuit model considering eddy currents and multi-rod structure

N Zhao, B Gao, W Yang, H Li - Applied Acoustics, 2023 - Elsevier
Underwater magnetostrictive longitudinal-type transducers (UMLT) are widely used for high-
power sonar applications to generate sound waves. When designing an UMLT, to establish …

Multi-DOF lumped-parameter modeling of high-power giant magnetostrictive transducer coupled with spatial distribution of magnetic field

Y Chen, X Yang, Z Zhang, S Li, Z Chen - IEEE Sensors Journal, 2023 - ieeexplore.ieee.org
High-power giant magnetostrictive transducers are widely used in underwater acoustics.
Because of the low magnetic permeability of giant magnetostrictive materials (GMMs) and …

SPICE modeling of a high-power Terfenol-D transducer considering losses and magnetic flux leakage

M Yang, X Yang, Y Wei, Z Zhang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Of great importance is modeling for transducer design and application to predict its
performance and simulate key characteristics. The equivalent circuit modeling (ECM), one of …

[HTML][HTML] Research on the Characteristics of High-Performance Textured Ceramic Materials and Their Application in Composite Rod Transducers

F Tian, Y Liu, W Tian, L Wang, B Hao, S Yang - Actuators, 2024 - mdpi.com
Recently, textured piezoelectric ceramics have become a hot topic in the field of
piezoelectric materials. Due to their high cost-effectiveness, textured ceramics are expected …

Z-Structured piezoelectric transducers: a new approach for low-frequency small-size underwater projectors

D Teng - IEEE Sensors Journal, 2023 - ieeexplore.ieee.org
In the ocean engineering applications, the underwater projector with the performance of low
frequency, small size, lightweight, and high power is urgently needed. To meet these …

Electro-mechano-acoustical equivalent circuit model of z-structured piezoelectric transducer

D Teng, J Wang - International Journal of Mechanical Sciences, 2024 - Elsevier
To meet the demands of low frequency, small size, light weight and high power in the
underwater application, a z-structured piezoelectric transducer (ZPT) is innovated, and its …

Modeling of high-power Tonpilz Terfenol-D transducer using complex material parameters

Y Wei, X Yang, Y Chen, Z Zhang, H Zheng - Sensors, 2022 - mdpi.com
The loss effect in smart materials, the active part of a transducer, is of significant importance
to acoustic transducer designers, as it directly affects the important characteristics of the …

Influences of length and position of drive-stacks on the transmitting-voltage-response of the broadband Tonpilz transducer

B Ji, L Hong, Y Lan - The Journal of the Acoustical Society of America, 2021 - pubs.aip.org
Most broadband Tonpilz transducers are achieved by coupling first-order longitudinal mode
with other modes introduced by an elaborately designed structure (eg, flexural mode of the …