WebMar 6, 2024 · The experimental tests were numerically modelled to parametrise and compare the failure models from Mohr–Coulomb as well as Hosford–Coulomb for different pore sizes. A strain-rate-dependent Hosford–Coulomb model was developed by Erice et al. in and parametrised for the AHSS sheets DP980, CP980, and CP1120. Uniaxial tensile, … WebJan 1, 2015 · The Hosford-Coulomb model incorporates the important effect of the Lode angle parameter in addition to the stress triaxiality to predict the initiation of ductile …
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WebThe Hosford–Coulomb (HC) model of Mohr and Marcadet is also phenomenological like the MMC model but is notable in that the functional form was determined from an exhaustive numerical study of the localization and failure of voided unit cells by Dunand and Mohr . The MC model provided a reasonable approximation to the numerical failure data ... WebThe theoretical framework employed in this thesis is based on two fracture models to predict the material behavior: The Modified Mohr-Coulomb (MMC) and the Hosford-Coulomb (HC). Furthermore, a hybrid and a direct calibration method are used to get the models parameters. total nose reconstruction
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WebOct 1, 2014 · Simulation of ship collision and grounding damage using Hosford-Coulomb fracture model for shell elements. B. Cerik, Kangsu Lee, Sung-Ju Park, J. Choung; Engineering. Ocean Engineering. 2024; 37. Save. Alert. Experimental and numerical investigation of material failure criterion with high-strength hull steel under biaxial stress. WebFeb 6, 2024 · Based on the finite element modeling, the fracture locus is represented with three common criteria (Oyane, Johnson–Cook and Hosford–Coulomb), as well as a newly proposed one as the linear combination of the first two. WebOct 1, 2015 · A rate-dependent Hosford-Coulomb model for predicting ductile fracture at high strain rates. The Hosford-Coulomb model incorporates the important effect of the … total no slip velocity