Virtual crack closure technique for an interface crack between two transversely isotropic materials
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DOI: 10.1007/s10704-017-0190-6
Abstract: The virtual crack closure technique makes use of the forces ahead of the crack tip and the displacement jumps on the crack faces directly behind the crack tip to obtain the energy release rates $${{\mathcal… read more here.
Keywords: isotropic materials; closure technique; virtual crack; crack closure ... See more keywords
Effect of crack-closure treatment on fatigue durability of cracked rib-to-deck welded joints in steel bridge decks
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Central South University"
DOI: 10.1007/s11771-019-4194-4
Abstract: To evaluate the effect of treating long cracks with the impact crack-closure retrofit (ICR) technique, three rib-to-deck welded specimens with a crack length of about 100 mm were tested. The metallographic structure, crack section, crack… read more here.
Keywords: effect; rib deck; crack closure; deck welded ... See more keywords
Study on Crack Closure Considering Welding Residual Stress Under Constant Amplitude Loading and Overloading
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Marine Science and Application"
DOI: 10.1007/s11804-020-00144-4
Abstract: Welding residual stress in the engineering structure has a non-negligible influence on crack propagation, and crack closure is a significant factor affecting the crack propagation. Based on the elastoplastic finite element method and crack closure… read more here.
Keywords: residual stress; stress; crack; crack closure ... See more keywords
Experimental Investigation on the Crack Closure Phenomenon Using Barkhausen Noise Method
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DOI: 10.1007/s40799-017-0210-5
Abstract: This paper presents an experimental investigation on a middle tension (MT) specimen made of a low carbon structural steel subjected to cyclic loading. The work was aimed to assess the effectiveness of Barkhausen Noise method… read more here.
Keywords: noise method; experimental investigation; barkhausen noise; crack closure ... See more keywords
Virtual crack closure technique in peridynamic theory
Sign Up to like & getrecommendations! Published in 2020 at "Computer Methods in Applied Mechanics and Engineering"
DOI: 10.1016/j.cma.2020.113318
Abstract: Abstract In this paper, the virtual crack closure technique (VCCT), commonly used in the numerical finite element method (FEM), is for the first time reformulated in nonlocal peridynamic theory, and a new peridynamics-based virtual crack… read more here.
Keywords: crack closure; closure technique; virtual crack;
Crack closure in the fatigue delamination of composite multidirectional DCB laminates with large-scale fiber bridging
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DOI: 10.1016/j.compstruct.2020.112220
Abstract: Abstract The stress ratio is commonly known to have an effect on the fatigue delamination growth (FDG) behavior of composite laminates. The crack closure phenomenon during delamination growth may change the value of stress ratio.… read more here.
Keywords: delamination; closure; fatigue; effect ... See more keywords
Various remeshing arrangements for two-dimensional finite element crack closure analysis
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Fracture Mechanics"
DOI: 10.1016/j.engfracmech.2016.11.029
Abstract: Abstract The varying mesh technique avoiding redundant elements has been proved to be computation efficient in finite element crack closure analysis. Because the element model varies every cycle, the calculated information has to be mapped… read more here.
Keywords: finite element; element crack; closure analysis; remeshing arrangements ... See more keywords
Crack closure in near-threshold fatigue crack propagation in railway axle steel EA4T
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DOI: 10.1016/j.engfracmech.2017.02.013
Abstract: Abstract The paper is focused on fatigue crack propagation in the threshold area of the EA4T railway axle steel. Railway axles represent one of the most critical components for safety of trains. The main aim… read more here.
Keywords: fatigue crack; crack closure; railway; closure ... See more keywords
Numerical analysis of residual stresses and crack closure during cyclic loading of a longitudinal gusset
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Fracture Mechanics"
DOI: 10.1016/j.engfracmech.2017.08.018
Abstract: Abstract The fatigue strength of welded joints is determined by crack initiation and propagation, the latter forming in several cases the major part of the fatigue life. Failure is usually assumed when the fatigue crack… read more here.
Keywords: analysis; fatigue; residual stresses; crack closure ... See more keywords
Compliance method to measure crack length and crack closure for automated fatigue crack propagation test of nanocrystalline nickel film
Sign Up to like & getrecommendations! Published in 2021 at "Engineering Fracture Mechanics"
DOI: 10.1016/j.engfracmech.2021.107925
Abstract: Abstract Experimental techniques for measuring the crack length and crack closure behavior of single edge crack tension [SE(T)] specimens with fixed ends were developed with compliance method employing a high-resolution laser displacement meter together with… read more here.
Keywords: film; crack; crack closure; crack propagation ... See more keywords
Crack closure and flow regimes in cracked clay loam subjected to different irrigation methods
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DOI: 10.1016/j.geoderma.2019.113978
Abstract: Abstract Soil cracks, which are common in farmland, typically serve as preferential paths for water movement or solute transport and potentially result in deep percolation and groundwater contamination during crop production. The major objectives of… read more here.
Keywords: irrigation; crack closure; irrigation methods; soil ... See more keywords