Results 11 to 20 of about 1,173,563 (331)

A method for vibration-based structural interrogation and health monitoring based on signal cross-correlation [PDF]

open access: yes, 2011
Vibration-based structural interrogation and health monitoring is a field which is concerned with the estimation of the current state of a structure or a component from its vibration response with regards to its ability to perform its intended function ...
Bendat JS   +4 more
core   +7 more sources

Influence of Composite Thickness on Ultrasonic Guided Wave Propagation for Damage Detection Using Embedded PZT Transducers

open access: yesApplied Sciences, 2023
This paper describes a study that focuses on assessing the influence of composites with different thicknesses (2 mm, 4 mm, and 9 mm) on embedded ultrasonic guided waves (UGWs) under varying temperatures.
Tianyi Feng, M. H. Ferri Aliabadi
doaj   +1 more source

Mechanic-Electric-Thermal Directly Coupling Simulation Method of Lamb Wave under Temperature Effect

open access: yesSensors, 2022
Lamb Wave (LW)-based structural health monitoring method is promising, but its main obstacle is damage assessment in varying environments. LW simulation based on piezoelectric transducers (referred to as PZTs) is an efficient and low-cost method.
Xiaofei Yang   +4 more
doaj   +1 more source

Introduction of Structural Health Monitoring to Civil Engineering Education [PDF]

open access: yes, 2019
This paper describes the development of a Structural Health Monitoring (SHM) Education Unit; its initial implementation and assessment at Louisiana State University (LSU) and the University of Louisiana- Lafayette (UL-Lafayette) during the 2016-17 ...
Gopu, Vijaya, Okeil, Ayman, Seals, Roger
core   +1 more source

Bridge Health Monitoring Using Strain Data and High-Fidelity Finite Element Analysis

open access: yesSensors, 2022
This article presented a physics-based structural health monitoring (SHM) approach applied to a pretensioned adjacent concrete box beams bridge in order to predict the deformations associated with the presence of transient loads.
Behzad Ghahremani   +2 more
doaj   +1 more source

Experimental Investigation on the Deformability, Ultrasonic Wave Propagation, and Acoustic Emission of Rock Salt Under Triaxial Compression

open access: yesApplied Sciences, 2019
Ultrasonic waves, which constitute an active testing method, and acoustic emissions (AE), which can be applied as passive testing technology, can reveal rock damage processes in different ways. However, few studies so far have simultaneously adopted both,
Haoran Li   +5 more
doaj   +1 more source

Combination of Image-Based Documentation and Augmented Reality for Structural Health Monitoring and Building Pathology

open access: yesFrontiers in Built Environment, 2019
With the current deterioration rate of existing infrastructure, the importance of intervention and preservation efforts such as on-site visual inspections, non-destructive evaluation, structural health monitoring (SHM), and building pathology are on the ...
Rebecca Napolitano   +3 more
doaj   +1 more source

Design of a Distributedly Active Morphing Wing Based on Digital Metamaterials

open access: yesAerospace, 2022
Morphing wings are a typical application of shape-adaptive structures in aviation, which play an important role in improving the comprehensive performance of an aircraft.
Zhigang Wang   +7 more
doaj   +1 more source

Vestas V90-3MW Wind Turbine Gearbox Health Assessment Using a Vibration-Based Condition Monitoring System

open access: yesShock and Vibration, 2016
Reliable monitoring for the early fault diagnosis of gearbox faults is of great concern for the wind industry. This paper presents a novel approach for health condition monitoring (CM) and fault diagnosis in wind turbine gearboxes using vibration ...
A. Romero   +4 more
doaj   +1 more source

Open-source digital technologies for low-cost monitoring of historical constructions [PDF]

open access: yes, 2017
This paper shows new possibilities of using novel, open-source, low-cost platforms for the structural health monitoring of heritage structures. The objective of the study is to present an assessment of increasingly available open-source digital modeling ...
Basto, Camilo   +2 more
core   +2 more sources

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