Results 101 to 110 of about 787,422 (193)

Finite Element Modeling of Crack Width and Localization in Reinforced Concrete

open access: yesBuildings
The crack width assessment and reliable modeling of the crack localization process are essential for accurately modeling crack propagation, which is critical for evaluating deflections, serviceability limit states, and the redistribution of internal ...
Vladimír Červenka   +3 more
doaj   +1 more source

A Subpixel Concrete Crack Measurement Method Based on the Partial Area Effect

open access: yesBuildings
To improve the accuracy of concrete crack measurement with a machine vision method in structural health monitoring and in technical status evaluation, a subpixel crack measurement method based on the partial area effect was proposed.
Jiayan Zheng   +5 more
doaj   +1 more source

Design of an explicit crack bridging constitutive model for engineered cementitious composites using polyvinyl alcohol (PVA) or polyethylene (PE) fiber

open access: yesMateriales de Construccion
This paper aims to establish an explicit crack bridging model that can link engineered cementitious composites (ECC) behavior from single fiber to single crack scale, which is great of designing ECC featuring pseudo tensile strain hardening and multiple
Z. Wang, B. Li, L. Li, Z. Zhang
doaj   +1 more source

The Method and Experiment of Micro-Crack Identification Using OFDR Strain Measurement Technology

open access: yesPhotonics
The precise evaluation of micro-crack sizes and locations is crucial for the safe operation of structures. Traditional detection techniques, however, suffer from low spatial resolution, making it difficult to accurately locate micrometer-scale cracks.
Bin Chen   +5 more
doaj   +1 more source

Development of a Manual Crack Quantification and Automated Crack Measurment System, Project TR-457 Final Report, 2005 [PDF]

open access: yes, 2005
Final report produced by DOT on development of manual crack quantification and automatic crack measurment ...

core  

Crack Width Calculation Method for Concrete in Hogging Moment Region of Steel–UHPC–NC Composite Girder with Integrated Piers

open access: yesInfrastructures
The application of ultra-high performance concrete (UHPC) in the hogging moment region significantly enhances the crack resistance of concrete slabs of composite girders with integrated piers, while also providing economic benefits.
Li-Tao Yu   +3 more
doaj   +1 more source

Finite element analysis of bonded crack retarders for integral aircraft structures [PDF]

open access: yes, 2009
Trends in aircraft design and manufacture are towards the reduction of manufacturing cost and structural weight while maintaining high level of safety. These reductions can be achieved by using integral structures.
Boscolo, Marco
core  

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