Results 1 to 10 of about 440 (132)

Influence of Axial Load on Electromechanical Impedance (EMI) of Embedded Piezoceramic Transducers in Steel Fiber Concrete [PDF]

open access: yesSensors, 2018
With the advantages of high tensile, bending, and shear strength, steel fiber concrete structures have been widely used in civil engineering. The health monitoring of concrete structures, including steel fiber concrete structures, receives increasing ...
Zhijie Wang   +4 more
doaj   +7 more sources

Damage Detection Performance of the Electromechanical Impedance (EMI) Technique with Various Attachment Methods on Glass Fibre Composite Plates [PDF]

open access: yesSensors, 2019
Composite materials such as glass and carbon fibre composites have become popular and the preferred choice in various applications due to their many advantages such as corrosion resistance, design flexibility, high strength and light weight.
Rudy Tawie   +3 more
doaj   +7 more sources

Structural Health Monitoring of Timber Using Electromechanical Impedance (EMI) Technique [PDF]

open access: yesAdvances in Civil Engineering, 2020
Nowadays, the electromechanical impedance method has been widely used in the field of structural healthy monitoring, especially for the concrete and steel materials.
Fang Han   +4 more
doaj   +2 more sources

Electromechanical Impedance Sensing Under Humid Conditions: Experimental Insights and Compensation Using Machine Learning [PDF]

open access: yesSensors
This work investigates the effect of ambient humidity on the Electromechanical Impedance (EMI) signatures of steel-reinforced concrete (RC) for structural health monitoring (SHM). The influence of varying relative humidity (%RH) is quantified using three
Mads Kofod Dahl   +4 more
doaj   +2 more sources

Convolutional Neural Network for Specimen-Invariant Structural Health Monitoring of FRC Under Flexural Loading [PDF]

open access: yesSensors
Reinforced Concrete (RC) structures experience progressive degradation over their service life due to mechanical loading and environmental exposure, leading to reduced bearing capacity and compromised structural safety. Incorporating discrete fibers into
George M. Sapidis   +6 more
doaj   +2 more sources

Electromechanical impedance (EMI) technique as alternative to monitor workpiece surface damages after the grinding operation [PDF]

open access: yesInternational Journal of Advanced Manufacturing Technology, 2018
Electromechanical impedance (EMI) technique has been employed in detection of structural failure in civil and mechanical structures because of its non-destructive property and easy implementation of small and inexpensive piezoelectric transducers that are attached to the structures, which lead to cost reduction as well as lesser dependence of manual ...
Rosemar Batista da Silva   +2 more
exaly   +4 more sources

Electromechanical impedance (EMI) measurements to infer features from the grinding process

open access: yesInternational Journal of Advanced Manufacturing Technology, 2019
This paper discusses the correlations between the electromechanical impedance (EMI) technique and grinding parameters. The EMI technique applied in grinding is novel and has the advantage of employing cheaper equipment and requiring a simpler monitoring system when compared to traditional techniques, such as acoustic emission.
Rosemar Batista da Silva   +2 more
exaly   +4 more sources

Integrating the Capsule-like Smart Aggregate-Based EMI Technique with Deep Learning for Stress Assessment in Concrete [PDF]

open access: yesSensors
This study presents a concrete stress monitoring method utilizing 1D CNN deep learning of raw electromechanical impedance (EMI) signals measured with a capsule-like smart aggregate (CSA) sensor.
Quoc-Bao Ta   +3 more
doaj   +2 more sources

Structural Damage Detection Using PZT Transmission Line Circuit Model [PDF]

open access: yesSensors
Arrangements of piezoelectric transducers, such as PZT (lead zirconate titanate), have been widely used in numerous structural health monitoring (SHM) applications.
Jozue Vieira Filho   +4 more
doaj   +2 more sources

Hierarchical MXene/ZnO Nanorods: WO<sub>3</sub>/CNT Trilayer Coatings on Cotton for High-Performance Multifunctional Wearable Fabrics. [PDF]

open access: yesAdv Sci (Weinh)
xx xx. ABSTRACT Fabric‐based wearable electronics are gaining increasing attention owing to their flexibility, breathability, biocompatibility, and seamless integration into clothing. However, most existing studies rely primarily on metallic or carbon‐based conductive materials.
Suryaprabha T   +6 more
europepmc   +2 more sources

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