A data-driven force-thermal coupling load identification method considering multi-source uncertainties of structural characteristics and measuring noises

L Wang, H Zhang, Y Wang, D Wu - Computer Methods in Applied …, 2024 - Elsevier
The problem of load identification denotes identifying loads based on the measurement of
structural responses, which is the inverse problem in structural dynamics. With …

Higher order dynamic mode decomposition of wind pressures on square buildings

L Zhou, KT Tse, G Hu, Y Li - Journal of Wind Engineering and Industrial …, 2021 - Elsevier
Wind pressures on buildings with different aspect ratios were investigated via higher-order
dynamic mode decomposition (HODMD) in this study. Taken's embedding theorem was …

[HTML][HTML] Reconstruction of surface pressures on flat plates impacted by blast waves using the virtual fields method

R Kaufmann, SN Olufsen, E Fagerholt… - International Journal of …, 2023 - Elsevier
An accurate description of surface pressure loads imposed by blast waves is crucial for the
design of the next generation of blast-resistant structures. However, experimental …

Total-internal-reflection deflectometry for measuring small deflections of a fluid surface

U Jain, A Gauthier, D van Der Meer - Experiments in fluids, 2021 - Springer
We describe a method that uses total internal reflection at the water–air interface inside a
large, transparent tank, to measure the interface's deflections. Using this configuration, we …

Full field vibration measurements on a cantilever beam under impact using visible and infrared deflectometry

O Robin, P O'Donoughue, A Berry, V Farley… - Applied Acoustics, 2021 - Elsevier
This paper reports results of full field vibration measurements conducted on a laboratory test
case, a cantilever beam, submitted to a transient excitation using an impact hammer. The …

Distributed Dynamic load identification on irregular planar structures using subregion interpolation

Y Zheng, S Wu, Q Fei - Journal of Aircraft, 2021 - arc.aiaa.org
Spatially distributed load on aircraft structures is difficult to obtain due to the limitation of
measurement technology, the complexity of load and the external environment of the aircraft …

[SÁCH][B] Slamming liquid impact and the mediating role of air

U Jain - 2020 - people.umass.edu
Impacts of a liquid against a solid are found to occur in a variety of scenarios in nature and
industry. At small scales, the knowledge of the force due to the impact of a drop on a solid …

Flow dynamics of an axisymmetric im**ing jet under two-frequency external forcing. A study by time-resolved PIV and DMD

PS Stroeva, EN Frolova, MY Nichik, VM Dulin… - International Journal of …, 2023 - Elsevier
The present paper reports on the experimental study of the dynamics of large-scale vortex
structures in an axisymmetric im**ing jet forced periodically with amplitude modulation …

Joint identification method for thermal–mechanical coupling loads

XH Jiang, XJ Wang, CY Si - Structures, 2024 - Elsevier
The crucial role in evaluating structural fatigue life, implementing health monitoring, and
optimizing lightweight and reliable design is played by load identification technology. With …

Post-processing deflectometry grid images using particle image velocimetry analysis

P O'Donoughue, O Robin… - … of Vibration and …, 2022 - asmedigitalcollection.asme.org
Deflectometry is a full-field optical technique for surface slope measurement based on
recording the deformation of a grid image. A hybrid method is explored in which the grid …