Photogrammetry and optical methods in structural dynamics–A review

J Baqersad, P Poozesh, C Niezrecki… - Mechanical Systems and …, 2017 - Elsevier
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 …

Review of digital image correlation application to large-scale composite structure testing

R Janeliukstis, X Chen - Composite Structures, 2021 - Elsevier
This study reviews the recent progress in the application of digital image correlation (DIC) to
testing composite structures with an order of size magnitude of meters. The DIC technique …

Non-contact vibration monitoring of rotating wind turbines using a semi-autonomous UAV

A Khadka, B Fick, A Afshar, M Tavakoli… - Mechanical Systems and …, 2020 - Elsevier
With the recent demands for more efficient clean renewable energy sources, wind turbines
are designed that have large rotor blade diameters. These large-sized wind turbines need to …

Blind, simultaneous identification of full-field vibration modes and large rigid-body motion of output-only structures from digital video measurements

Y Yang, C Dorn, C Farrar, D Mascareñas - Engineering Structures, 2020 - Elsevier
Many operating structures undergo vibration associated with significant rigid-body motion,
such as earthquake-excited structures which vibrate while moving (and/or rocking) along …

[HTML][HTML] Application of fibre optic sensing systems to measure rotor blade structural dynamics

S Weber, T Kissinger, E Chehura, S Staines… - … Systems and Signal …, 2021 - Elsevier
This paper compares two fibre optic sensing techniques for vibration characterisation:(a)
optical fibre Bragg grating (FBG) strain gauges and (b) a novel direct fibre optic shape …

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 …

Naturalization and evaluation of synthetic random stripes pattern for digital image correlation

M Ye, M Guo, M Xie, G Tian, H Shi… - … Science and Technology, 2024 - iopscience.iop.org
The morphology of speckle patterns commonly used in the digital image correlation (DIC)
community can be categorized into artificially generated free shapes and computer …

In-flight measurements of aircraft propeller deformation by means of an autarkic fast rotating imaging system

B Stasicki, F Boden - International Conference on …, 2015 - spiedigitallibrary.org
The non-intrusive in-flight measurement of the deformation and pitch of the aircraft propeller
is a demanding task. The idea of an imaging system integrated and rotating with the aircraft …

A multi-view DIC approach to extract operating mode shapes of structures

V Srivastava, K Patil, J Baqersad, J Zhang - Structural Health Monitoring …, 2019 - Springer
Accelerometers have been conventionally used to measure the response of structures for
modal analysis. These pointwise sensors only provide information at a few discrete locations …

DIC and photogrammetry for structural dynamic analysis and high-speed testing

C Niezrecki, PL Reu, J Baqersad, DP Rohe - Handbook of Experimental …, 2020 - Springer
This chapter provides an overview and some important considerations to be made when
making optical and stereophotogrammetry measurements on structures for dynamic …