brittle fracture
Fracture Toughness for Brittle Fracture of Elastic and Plastic Materials
... the brittle fracture of materials with wide range of plastic deformation such as perfectly elastic, small scale yielding, large scale yielding and general ...well-known fracture mechanics is ...
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The Influence of Combined Warm Prestress on Brittle Fracture Material of the Pressure Vessel of VVER-Type
... In contrast to these results, superposition of additional cyclic component at a temperature of 423 К, which is close to the brittle-to-ductile transition temperature of steel, reduces the brittle ...
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Phase field material point method for brittle fracture
... for brittle fracture is briefly described to facilitate presentation of subsequent ...for brittle fracture which constitutes the core contribution of this work is presented in Section ...
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The Influence of Corrosion Attack on Grey Cast Iron Brittle‑Fracture Behaviour and Its Impact on the Material Life Cycle
... In the paper, the corrosion impact on the life cycle of maintenance vehicles is described by evaluating its effect on the quantities of material brittle‑fracture behaviour. One of the special vehicles ...
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Investigation of Stress-based Criteria for Brittle Fracture of RPV Steel
... The loading associated with emergency cooling constitutes one of most severe cases for which its structural integrity must be demonstrated. As the vessel is thick-walled, a thermal shock of this type causes high levels ...
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Assessment of brittle fracture in CO2 transportation pipelines: A hybrid fluid-structure interation model
... ductile fracture of elasto-plastic material, used by Nordhagen et ...the brittle mode of pipeline failure has not received as much ...of brittle fracture propagation in steel pipes, which ...
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An adaptive finite element approximation of a variational model of brittle fracture
... quasi-static brittle fracture mechanics has experienced rapid and successful ...of fracture mechanics such as a predefined and piecewise smooth crack ...
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Numerical investigation of dynamic brittle fracture via gradient damage models
... of brittle fracture, where the internal length is then interpreted as a mate- rial parameter which contributes to the fracture or damage behavior of ...of fracture mechanics, see the work of ...
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The Influence of Welding Parameters on Brittle Fracture of Liquefied Natural Gas Storage Tank Welded Joint
... very brittle and, therefore, unsuitable for use in safety-critical ...of brittle fracture happened by increase the ductility and reduce the yield strength and increased the transition ...
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Application of Microstructure Based Brittle Fracture Model to Biaxial Strength of Graphite Materials (G128)
... realistic fracture model will eliminate the needless safety ...based brittle fracture model is ...the fracture model to the multiaxial condition, and model performance is examined from ...
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Recent advancements on the phase field approach to brittle fracture for heterogeneous materials and structures
... To circumvent these drawbacks, regularization schemes based on non-local gradient damage formulations have been developed in the last decades [9,10] whereby some of these proposals incorporated the use of an additional ...
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A non-intrusive global/local approach applied to phase-field modeling of brittle fracture
... phase-field fracture modeling are robustness, accuracy and efficiency of the fixed point iterative algorithm which is at the core of the ...of brittle fracture is known to be com- putationally demanding, ...
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Finite element aided brittle fracture force estimation during two-dimensional soil cutting
... in brittle fractu- re the cutting force is cyclic in nature and is essentially concentrated in the region of the blade ...The brittle fracture cutting force can be resolved into its horizontal and ...
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What happens to fracture energy in brittle fracture? Revisiting the Griffith assumption
... of brittle fracture processes lack clarity as to the fate of the energy involved in creating new ...the fracture surface energy is (immediately) “consumed” as surface free energy, following Griffith ...
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Computational modeling of brittle fracture under dynamic loading
... the brittle fracture of materials (ceramics, intermetallics, glass) at relatively low loading velocities (the velocity is about several hundred m/s) and sufficiently high loading velocities (about several ...
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The Transferability of Brittle Fracture Toughness Characteristics
... account. Brittle fracture can occur under specific combination of temperature, mechanical and environmental loading ...the fracture mechanical point of view: (i) the transferability of ...
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Applicability of Advanced Design Method of Graphite Components by Microstructure-Based Brittle Fracture Model
... Moreover, the Weibull theory was also applied in the same stress gradient condition, and the prediction result is compared with the estimated strength by the micro[r] ...
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Coupled domain decomposition–proper orthogonal decomposition methods for the simulation of quasi-brittle fracture processes
... Tables 3 and 4 report the results of the total run time for each simulation performed for case A and B respectively. The different sub-divisions of the domain lead to very different computational gains, evaluated with ...
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Multiscale modelling of materials chemomechanics : brittle fracture of oxides and semiconductors
... tip, fracture in any ceramic in a water-rich environment is expected to be rather similar so there is much to be learnt from simulations in model systems (Lawn, ...
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ON THE MECHANISM OF PROPOGRATION OF A BRITTLE FRACTURE IN STEEL EUR 286 e
... European Atomic Energy Community - EURATOM Work performed by the Metaalinstituut Τ.N.O., Delft, Netherlands, under the Euratom contract No.. Summary not available..[r] ...
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