Photogrammetry and optical methods in structural dynamics–A review
In the last few decades, there has been a surge of research in the area of non-contact
measurement techniques. Photogrammetry has received considerable attention due to its …
measurement techniques. Photogrammetry has received considerable attention due to its …
[HTML][HTML] Continuous Scanning Laser Vibrometry: A raison d'être and applications to vibration measurements
Abstract Continuous Scanning Laser Doppler Vibrometry (CSLDV) methods first appeared
in the literature in the early 1990s and over the past three decades they have undergone an …
in the literature in the early 1990s and over the past three decades they have undergone an …
High frequency modal identification on noisy high-speed camera data
J Javh, J Slavič, M Boltežar - Mechanical Systems and Signal Processing, 2018 - Elsevier
Vibration measurements using optical full-field systems based on high-speed footage are
typically heavily burdened by noise, as the displacement amplitudes of the vibrating …
typically heavily burdened by noise, as the displacement amplitudes of the vibrating …
Shape sensing for thin-shell spaceborne antennas with adaptive isogeometric analysis and inverse finite element method
As the preventive maintenance paradigm transfers to condition-based maintenance,
deformation monitoring has become a fundamental system capacity in aerospace …
deformation monitoring has become a fundamental system capacity in aerospace …
High frequency mode shapes characterisation using Digital Image Correlation and phase-based motion magnification
AJ Molina-Viedma, L Felipe-Sesé, E López-Alba… - … Systems and Signal …, 2018 - Elsevier
High speed video cameras provide valuable information in dynamic events. Mechanical
characterisation has been improved by the interpretation of the behaviour in slow-motion …
characterisation has been improved by the interpretation of the behaviour in slow-motion …
Measurement and identification of the nonlinear dynamics of a jointed structure using full-field data, Part I: Measurement of nonlinear dynamics
Jointed structures are ubiquitous constituents of engineering systems; however, their
dynamic properties (eg, natural frequencies and damping ratios) are challenging to identify …
dynamic properties (eg, natural frequencies and damping ratios) are challenging to identify …
Low-speed cameras system for 3D-DIC vibration measurements in the kHz range
P Neri, A Paoli, AV Razionale, C Santus - Mechanical Systems and Signal …, 2022 - Elsevier
The digital image correlation (DIC) was used in this paper to obtain full-field measurements
of a target vibrating at a frequency higher than the maximum cameras' frame rate. The down …
of a target vibrating at a frequency higher than the maximum cameras' frame rate. The down …
3D mode shapes characterisation using phase-based motion magnification in large structures using stereoscopic DIC
AJ Molina-Viedma, L Felipe-Sesé, E López-Alba… - … Systems and Signal …, 2018 - Elsevier
Phase-based motion magnification has been proposed as an effective methodology to
visualise Operational Deflection Shapes (ODSs) using a single camera. In recent work …
visualise Operational Deflection Shapes (ODSs) using a single camera. In recent work …
Damping identification based on a high-speed camera
Monitoring distant structures using a high-speed camera frequently relies on modal
parameters. Even with high-dynamic-range sensors (eg, accelerometers) damping …
parameters. Even with high-dynamic-range sensors (eg, accelerometers) damping …
Full-field FRF estimation from noisy high-speed-camera data using a dynamic substructuring approach
The use of a high-speed camera for dynamic measurements is becoming a compelling
alternative to accelerometers and laser vibrometers. However, the estimated displacements …
alternative to accelerometers and laser vibrometers. However, the estimated displacements …