Asymmetric creep modeling of common refractory ceramics with high temperature wedge splitting test
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DOI: 10.1016/j.engfracmech.2021.107819
Abstract: Abstract Common refractory ceramics display significant asymmetric creep behavior at high temperatures under uniaxial loading conditions. This study introduces an advanced asymmetric creep model based on the stress path in the hydrostatic pressure–von Mises stress… read more here.
Keywords: asymmetric creep; temperature wedge; refractory ceramics; wedge splitting ... See more keywords
Determination of the fracture behaviour of MgO-refractories using multi-cycle wedge splitting test and digital image correlation
Sign Up to like & getrecommendations! Published in 2017 at "Journal of The European Ceramic Society"
DOI: 10.1016/j.jeurceramsoc.2017.07.015
Abstract: Abstract Refractories with reduced brittleness show a pronounced deviation from linear elastic behaviour and an enhanced thermal shock resistance. This paper aims to study the influence of microstructure on the fracture behaviour of magnesia refractories.… read more here.
Keywords: fracture; fracture behaviour; digital image; behaviour ... See more keywords
Fracture energy evaluation of refractories in wedge splitting tests from notch opening displacements
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DOI: 10.1016/j.jeurceramsoc.2021.02.055
Abstract: Abstract The work of fracture of refractories is commonly calculated from Crack Mouth Opening Displacements (CMODs) in Wedge Splitting Tests (WSTs). This paper proposes a methodology for estimating the fracture energy from Notch Opening Displacement… read more here.
Keywords: fracture energy; opening displacements; fracture; wedge splitting ... See more keywords
On the calibration of cohesive parameters for refractories from notch opening displacements in wedge splitting tests
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DOI: 10.1016/j.jeurceramsoc.2021.07.011
Abstract: Abstract Cohesive elements are commonly used to describe crack propagation in heterogeneous materials with toughening mechanisms. This work aims to provide a guideline on how these fracture parameters can be calibrated using notch opening displacements… read more here.
Keywords: calibration cohesive; opening displacements; cohesive parameters; wedge splitting ... See more keywords
Double Edge Wedge Splitting Test to Characterize the Design Postcracking Parameters of Fiber-Reinforced Concrete Subjected to High Temperatures
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DOI: 10.1061/(asce)mt.1943-5533.0003701
Abstract: AbstractThe determination of the postcrack tensile properties of steel fiber–reinforced concrete (SFRC) after exposure to elevated temperatures is a current methodological challenge. The objective ... read more here.
Keywords: double edge; fiber reinforced; edge wedge; splitting test ... See more keywords