Results 1 to 10 of about 183,589 (259)

Digital Image Correlation-Based Bolt Preload Monitoring [PDF]

open access: yesSensors
Bolt connections are widely used in engineering structures but are susceptible to loosening during operation, which can result in significant safety concerns. Consequently, reliable bolt-loosening detection is of paramount importance.
Linsheng Huo   +4 more
doaj   +2 more sources

Stereo Digital Image Correlation in MATLAB [PDF]

open access: yesApplied Sciences, 2021
Digital Image Correlation (DIC) has found widespread use in measuring full-field displacements and deformations experienced by a body from images captured of it.
Devan Atkinson, Thorsten Hermann Becker
doaj   +2 more sources

An Adaptive Brightness Global Digital Image Correlation Method for Deformation Measurement Using Overexposed Images [PDF]

open access: yesSensors
In deformation measurements, processing overexposed images poses challenges due to the welding process or metal reflection. To track the deformation surface, an Adaptive Brightness Global Digital Image Correlation method is proposed. First, the effective
Chunyuan Gong, Boxing Qian, Qianhai Lu
doaj   +2 more sources

Digital Image Correlation Employing Thermal Marking

open access: yesPhysical Sciences Forum, 2022
Digital image correlation (DIC) is a widely used technique that makes it possible to obtain full field displacements, as well as 3D shapes, even at high speeds. However, it requires a pattern of random spots to be sprayed onto the surface, which would be
Luis Felipe-Sesé   +4 more
doaj   +1 more source

Measurement and simulation of strain fields around crack tips under mixed-mode fatigue loading [PDF]

open access: yesFracture and Structural Integrity, 2015
For various configurations examined in a series of fatigue experiments on thin-walled tubes under tension and torsion, the experimental results – crack path, crack growth life, near crack tip deformations, and crack closure – are measured and compared to
Y. Hos, M. Vormwald, J.L.F. Freire
doaj   +2 more sources

Peridynamic Approach to Digital Image Correlation Strain Calculation Algorithm

open access: yesApplied Sciences, 2022
Digital image correlation is an experimental optical non-contact full field displacement and strain evaluation method based on the surface subsets tracking with photo cameras, digital images processing, and numerical computation.
Tomas Vaitkunas   +2 more
doaj   +1 more source

Review of Development and Application of Digital Image Correlation Method for Study of Stress–Strain State of RC Structures

open access: yesApplied Sciences, 2022
Reliable assessment and prediction of the technical condition of reinforced concrete structures require accurate data of the stress–strain state of the structure at all stages of loading.
Yaroslav Blikharskyy   +4 more
doaj   +1 more source

Relay-race deformation mechanism during uniaxial tension of cylindrical samples of carbon steel: using digital image correlation technique

open access: yesFracture and Structural Integrity, 2013
The work deals with experimental study of macro localization of plastic yielding occurrences of structural carbon steel, research of singularity of deformation wave processes by complex use of contemporary test equipment and high effective digital image ...
T.V. Tretiakova, V.E. Vildeman
doaj   +3 more sources

Structural Identification Using Digital Image Correlation Technology

open access: yesEngineering Proceedings, 2023
Structural health monitoring has gained increasing research interest, particularly due to the societal concerns tied to the aging of current civil structures and infrastructures.
Samira Azizi   +2 more
doaj   +1 more source

Stereo digital image correlation: formulations and perspectives

open access: yesComptes Rendus. Mécanique, 2021
A literature review regarding functionals used in stereo digital image correlation (SDIC) is presented. A suitable functional for performing data assimilation, in the sense that all available information at all times is wisely taken into account, is also
Fouque, Raphaël   +3 more
doaj   +1 more source

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