Results 91 to 100 of about 363,472 (189)

Electro-Mechanical Impedance (EMI) Based Interlayer Slide Detection Using Piezoceramic Smart Aggregates—A Feasibility Study

Sensors, 2018
Interlayer slide damage is one of the main causes of landslide hazard, inflicting huge economic losses and casualties. It is urgent to accurately detect the initiation and development of the interlayer slide damage in real time. In this paper, a study on
Jianchao Wu, Weijie Li, Qian Feng
doaj   +1 more source

Damage Localization and Quantification of Truss Structure Based on Electromechanical Impedance Technique and Neural Network

Shock and Vibration, 2014
Truss structure is widely used in civil engineering. However, it is difficult to quantitatively monitor the state of truss structures because of the connection diversity and complexity of truss structures. In this paper, electromechanical impedance (EMI)
Cunfu He, Shen Yang, Zenghua Liu, Bin Wu
doaj   +1 more source

A novel approach to alloy-based bonding for piezoelectric sensor integrated in impedance-based structural health monitoring

Journal of Asian Architecture and Building Engineering
Structural health monitoring aided with the electromechanical impedance technique (EMI) is gaining popularity among researchers due to its dual sensing application and noise-free sensor results, and it is very sensitive to inceptive structural ...
Sk. Ainul Bari, Sumedha Moharana
doaj   +1 more source

Use of Savitzky–Golay Filter for Performances Improvement of SHM Systems Based on Neural Networks and Distributed PZT Sensors

Sensors, 2018
A considerable amount of research has focused on monitoring structural damage using Structural Health Monitoring (SHM) technologies, which has had recent advances.
Mario A. de Oliveira, Nelcileno V. S. Araujo, Rodolfo N. da Silva, Tony I. da Silva, Jayantha Epaarachchi   +4 more
doaj   +1 more source

Temperature Compensation for Electromechanical Impedance Signatures With Data-Driven Modeling

, 2022
Impedance-based structural health monitoring (SHM) is recognized as a non-intrusive, highly sensitive, and model-independent SHM solution that is readily applicable to complex structures.
Albakri, Mohammad I., Femi-Oyetoro, James   +1 more
core   +1 more source

Proof-of-Concept of Electromechanical Impedance Sensing for Non-Destructive Monitoring of Viscosity Changes in Cosmetic Gels

Applied Sciences
Viscosity is a key quality parameter in cosmetic manufacturing, yet conventional rheological measurements require direct contact with the sample and are not suitable for continuous monitoring of the same specimen.
Jun-Cheol Lee, In-Chul Lee
doaj   +1 more source

Electromechanical impedance method for the health monitoring of bonded joints: Numerical modelling and experimental validation

, 2014
The electromechanical impedance (EMI) method is one of the many nondestructive evaluation approaches proposed for the health monitoring of aerospace, civil, and mechanical structures.
RIZZO, PIERVINCENZO, Gulizzi, Vincenzo, MILAZZO, Alberto   +2 more
core   +1 more source

Environmental and Icing Effects on EMI and Guided Wave SHM for Aerostructures Using Piezoelectric Transducers

e-Journal of Nondestructive Testing
Icing and environmental variations pose major challenges for structural health monitoring (SHM), as they can alter sensor responses in ways that resemble structural damage. Reliable damage identification therefore requires understanding how temperature,
Shankar Galiana, Bhooshit Patel, Peter Wierach   +2 more
doaj   +1 more source

New Applications of a Model of Electromechanical Impedance for SHM

The paper focuses on the further development of the model of the electromechanical impedance (EMI) of the piezoceramics transducer (PZT) and its application for aircraft structural health monitoring (SHM).
Pavelko, Vitālijs
core  

Some Applications of Electromechanical Impedance Technology for SHM

The paper focuses on the further development of the model of the electromechanical impedance (EMI) of the piezoceramics transducer (PZT) and its application for aircraft structural health monitoring (SHM). The opportunities of new model of any dimension (
Pavelko, Igors, Pavelko, Vitālijs, Ozoliņš, Ilmārs, Kuzņecovs, Sergejs   +3 more
core