Damage-viscoplastic consistency model with a parabolic cap for rocks with brittle and ductile behavior under low-velocity impact loading

DOI10.1002/nag.868zbMath1273.74305OpenAlexW2061958748MaRDI QIDQ2854916

Timo Saksala

Publication date: 24 October 2013

Published in: International Journal for Numerical and Analytical Methods in Geomechanics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1002/nag.868

zbMATH Keywords

contact constraintsWeibull distributiondamage modelDrucker-Prager criterionrock fractureviscoplastic consistency modelcap model

Mathematics Subject Classification ID

Small-strain, rate-dependent theories of plasticity (including theories of viscoplasticity) (74C10) Anelastic fracture and damage (74R20) Soil and rock mechanics (74L10)

Related Items (1)

Combined continuum damage-embedded discontinuity model for explicit dynamic fracture analyses of quasi-brittle materials

Cites Work

• A coupled elastoplastic damage model for geomaterials
• A micromechanical model of elastoplastic and damage behavior of a cohesive geomaterial
• An elastic plastic damage formulation for concrete: application to elementary tests and comparison with an isotropic damage model
• Damage-plastic model for concrete failure
• Continuum modelling of dynamic behaviour and fragmentation of quasi-brittle materials: application to rock fragmentation by blasting
• A viscoplastic model including anisotropic damage for the time dependent behaviour of rock
• A modified Euler method for dynamic analyses
• Lagrange constraints for transient finite element surface contact
• Viscoplasticity for instabilities due to strain softening and strain-rate softening

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