[PDF][PDF] Digital image correlation techniques for non-destructive evaluation and structural health monitoring

C Niezrecki, J Baqersad, A Sabato - Handbook of advanced non …, 2018 - sites.uml.edu
Monitoring and analyzing the integrity of structures, infrastructure, and machines is essential
for economic, operational, and safety reasons. The assessment of structural integrity and …

Vibration measurement of a rotating cylindrical structure using subpixel-based edge detection and edge tracking

A Javed, H Lee, B Kim, Y Han - Mechanical Systems and Signal Processing, 2022 - Elsevier
Acceleration sensors are commonly used for measuring the vibrations of structures.
However, these contact-type sensors cannot be installed in some areas, such as on objects …

Full-field strain prediction using mode shapes measured with digital image correlation

K Bharadwaj, A Sheidaei, A Afshar, J Baqersad - Measurement, 2019 - Elsevier
Health and condition monitoring of composite structures are critical in engineering
especially in the wind, civil, aviation, and auto industries. However, considering the …

An optical-based technique to obtain operating deflection shapes of structures with complex geometries

V Srivastava, J Baqersad - Mechanical Systems and Signal Processing, 2019 - Elsevier
The dynamic characteristics of structures are conventionally obtained by exciting the
structure using an impulse hammer or a mechanical shaker and measuring the response …

Hybrid sensor-camera monitoring for damage detection: case study of a real bridge

R Zaurin, T Khuc, FN Catbas - Journal of Bridge Engineering, 2016 - ascelibrary.org
This article presents the real-world implementation of a novel monitoring system in which
video images and conventional sensor network data are simultaneously analyzed to detect …

Target-less computer vision for traffic signal structure vibration studies

DT Bartilson, KT Wieghaus, S Hurlebaus - Mechanical Systems and Signal …, 2015 - Elsevier
The presented computer vision method allows for non-contact, target-less determination of
traffic signal structure displacement and modal parameters, including mode shapes. By …

Strain expansion-reduction approach

J Baqersad, K Bharadwaj - Mechanical Systems and Signal Processing, 2018 - Elsevier
Validating numerical models are one of the main aspects of engineering design. However,
correlating million degrees of freedom of numerical models to the few degrees of freedom of …

[HTML][HTML] The integration of two interferometric radars for measuring dynamic displacement of bridges

P Olaszek, A Świercz, F Boscagli - Remote Sensing, 2021 - mdpi.com
Measurements of displacements of bridges under dynamic load are particularly difficult in
the case of structures where access to the area under the tested structure is impossible …

VDDNet: An object detection model for measuring the vibration displacement of rotating structure

L Huo, J Mao, S Wang, H San - IEEE Sensors Journal, 2023 - ieeexplore.ieee.org
The signal acquisition and analysis of the structure vibration can effectively diagnose the
operation status and fault type. The visual inspection method has the advantage of …

Modeling uncertainty for a vision system applied to vibration measurements

A Lavatelli, E Zappa - IEEE Transactions on Instrumentation …, 2016 - ieeexplore.ieee.org
In this paper, a new analytical model is proposed to describe the behavior of uncertainty for
a generic vision-based measurement system applied to mechanical vibration measurement …