Electromechanical impedance instrumented circular piezoelectric-metal transducer for corrosion monitoring: modeling and validation

W Li, J Wang, T Liu, M Luo - Smart Materials and Structures, 2020 - iopscience.iop.org
Corrosion induced thickness loss of metallic structures is one of the most common issues
across multiple industries. In our previous work, a new type of corrosion sensor based on …

Electromechanical impedance instrumented piezoelectric ring for pipe corrosion and bearing wear monitoring: A proof-of-concept study

J Wang, W Li, C Lan, P Wei, W Luo - Sensors and Actuators A: Physical, 2020 - Elsevier
In this paper, the concept of electromechanical impedance instrumented piezoelectric ring
was proposed based on the degenerated multilayer piezoelectric/elastic ring transducer …

Effect of electric impedance on the electromechanical characteristics of tunable spherical piezoelectric transducer

Y Tang, S Lin - Ultrasonics, 2024 - Elsevier
Spherical piezoelectric transducers are a critical component of ultrasonic vibration systems
with significant applications in various practical scenarios such as underwater acoustic …

Modeling and analysis of frequency-variable 2–2 cement-based piezoelectric transducers

C Lan, L Wen, J Wang, W Li… - Smart Materials and …, 2023 - iopscience.iop.org
Abstract The 2–2 cement-based piezoelectric transducers can be used as high-performance
actuators and sensors. However, the existing designs with fixed electromechanical …

Effective determination of Young's modulus and Poisson's ratio of metal using piezoelectric ring and electromechanical impedance technique: a proof-of-concept study

J Wang, W Li, C Lan, P Wei - Sensors and Actuators A: Physical, 2021 - Elsevier
Accurate determination of Young's modulus and Poisson's ratio for metals is important to
evaluate their performance and ensure the safety and reliability of the metallic structures. In …

Improved modelling of a nonlinear parametrically excited system with electromagnetic excitation

B Zaghari, E Rustighi, M Ghandchi Tehrani - Vibration, 2018 - mdpi.com
In this work, the nonlinear behaviour of a parametrically excited system with electromagnetic
excitation is accurately modelled, predicted and experimentally investigated. The equations …

Structure damage identification based on regularized ARMA time series model under environmental excitation

X Zhang, D Li, G Song - Vibration, 2018 - mdpi.com
In this paper, a non-modal parametric method to identify structural damage using a
regularized autoregressive moving average time series model under environmental …

Modeling and electromechanical performance analysis of frequency-variable piezoelectric stack transducers

J Wang, S Cai, L Qin, D Liu, P Wei… - Journal of Intelligent …, 2020 - journals.sagepub.com
An exact analytical model of frequency-variable piezoelectric stack transducers is proposed,
and their dynamic characteristics are studied in this article. Based on the linear …

Vibration characteristics of piezoelectric ceramic elements with large anisotropy and their application in ultrasonic probes

RK Niu, DH Li, QB Zhao, YL Wang, X Xu - Strength of Materials, 2023 - Springer
Piezoelectric ceramics are a new class of composite materials with high power density, low
loss, dielectric constant, and good mechanical properties, which provide a good machining …

Electromechanical impact analysis of 2–2 cement-based piezoelectric sensor considering resistor

T Zhang, J Li, W Liu - Journal of Intelligent Material Systems …, 2020 - journals.sagepub.com
The model of the 2–2 type cement-based piezoelectric sensor, which is connected with a
resistor while under the impact mechanical load, is established in this article. The dynamic …