Constitutive model of interfacial bond-slip between steel fibers and concrete matrix after exposing to high temperature

H Fang, B Lin, W Liang, Y Yao - Journal of Building Engineering, 2023 - Elsevier
In the current study, the bonding properties between two kinds of steel fiber with different
shapes and concrete matrix after exposing to high temperatures are investigated …

A modified nonlinear fatigue damage accumulation model under multiaxial variable amplitude loading

S Benkabouche, H Guechichi, A Amrouche… - International Journal of …, 2015 - Elsevier
The purpose of this work is to develop a numerical tool, based on the finite element method,
in order to determine the cumulative fatigue damage evolution and the remaining lifetime for …

[HTML][HTML] A new staggered algorithm for thermomechanical coupled problems

JMP Martins, DM Neto, JL Alves, MC Oliveira… - International Journal of …, 2017 - Elsevier
This study presents a new staggered coupled strategy to deal with thermomechanical
problems. The proposed strategy is based on the isothermal split methodology, ie the …

A coupled phase-field model for sulfate-induced concrete cracking

J Luo, Q Wang, W Zhou, X Zhuang, Z Peng… - International Journal of …, 2024 - Elsevier
The performance of concrete will decrease when subjected to external sulfate corrosion, and
numerical models are effective means to analyze the mechanism. Most models cannot …

Considerations on parameter identification and material response for Gurson-type and Lemaitre-type constitutive models

M Vaz Jr, PA Muñoz-Rojas, EL Cardoso… - International Journal of …, 2016 - Elsevier
The ongoing pursuit of quality improvement and cost reduction in metal forming operations
has instigated intense research on both material modelling and identification of constitutive …

Computing the effective response of heterogeneous materials with thermomechanically coupled constituents by an implicit fast Fourier transform‐based approach

D Wicht, M Schneider, T Böhlke - International Journal for …, 2021 - Wiley Online Library
Thermomechanical couplings are present in many materials and should therefore be
considered in multiscale approaches. Specific cases of thermomechanical behavior are the …

Unified damage constitutive model for fiber-reinforced concrete at high temperature

Y Yao, H Fang, H Guo - Journal of Engineering Mechanics, 2022 - ascelibrary.org
The mechanical behavior of fiber-reinforced concrete at high temperature is investigated,
and a constitutive model considering the damage effect is developed based on the …

A ductile damage evolution model for the simulation of machining processes in materials with limited ductility

JMC Miscione, BN Ramirez, CG Schön - Engineering Fracture Mechanics, 2022 - Elsevier
A damage evolution model with Lode dependence is presented, based on fracture and
damage mechanics, with regard to recent evidence supporting the theory of critical strain to …

Numerical solution of two-dimensional coupled thermoplastic problems

AA Khaldjigitov, YS Yusupov, UE Adambaev… - AIP Conference …, 2022 - pubs.aip.org
Coupled dynamic thermoplastic boundary value problems in two dimensions based on
strain space and deformation theories of plasticity are formulated. The explicit and implicit …

[HTML][HTML] A variational formulation for thermomechanically coupled low cycle fatigue at finite strains

M Canadija, J Mosler - International journal of solids and structures, 2016 - Elsevier
In this paper, a constitutive model suitable for the analysis of Low Cycle Thermo-Mechanical
Fatigue in metals is elaborated. The model is based on finite strain elastoplasticity coupled …