Constitutive modeling of the aging viscoelastic properties of portland cement paste

ZC Grasley, DA Lange - Mechanics of Time-Dependent Materials, 2007 - Springer
Analytical approaches for modeling aging viscoelastic behavior of concrete include the time–
shift approach (analogous to time-temperature superposition), the solidification theory, and …

Microstructure-based homogenization method for early-age creep of cement paste

P Yu, YH Duan, E Chen, SW Tang, A Hanif… - … and Building Materials, 2018 - Elsevier
In this study, a microstructure-based homogenization method is proposed for the creep
behavior of cement paste at early age. With the aid of hydration model, the evolution of …

Creep and shrinkage modeling of concrete using solidification theory

B Hedegaard - Journal of Materials in Civil Engineering, 2020 - ascelibrary.org
A new semiempirical creep and shrinkage model is proposed wherein basic creep, drying
creep, and drying shrinkage are all considered to age according to solidification theory …

Stress induced dissolution and time-dependent deformation of portland cement paste

M Moradian, MT Ley, ZC Grasley - Materials & Design, 2018 - Elsevier
While the stress-induced dissolution of various minerals has gained attention as an
important time-dependent deformation mechanism, this has only sparingly been …

Etude des déformations différées des bétons en compression et en traction, du jeune au long terme: application aux enceintes de confinement

A Hilaire - 2014 - theses.hal.science
Ce travail a pour but d'apporter des éléments de connaissance sur le comportement des
enceintes de confinement des centrales nucléaires françaises. L'aptitude au confinement de …

[PDF][PDF] Cracking and creep role in displacements at constant load: Concrete solids in compression

E Ferretti, A Di Leo - CMC-TECH SCIENCE PRESS-, 2008 - researchgate.net
The main assumption on the basis of the identifying model of the effective law, developed by
the Author, is the impossibility of considering the specimen as a continuum, when an …

[PDF][PDF] Multi-decade, multi-scale modeling of aging basic creep of concrete

BD Hedegaard - ACI Materials Journal, 2020 - researchgate.net
This study presents a multi-scale model for predicting multidecade basic creep of concrete.
Aging of cement is modeled through hydration, densification, and polymerization of the …

An average stress strain approach to creep analysis of RC uncracked elements

R Balevičius - Mechanics of Time-Dependent Materials, 2010 - Springer
The paper presents a method which enables us to perform creep analysis of RC elements
with uncracked cross-sections relying on the evaluation of an average stress strain state in a …

Prediction of basic creep of concrete-semi-empirical model based on adaptive link mechanism

S Mallick, MB Anoop, KB Rao - ACI Materials Journal, 2017 - search.proquest.com
Creep of concrete affects the safety and serviceability of reinforced and prestressed concrete
structures and structural elements. In the present study, a semi-empirical model is proposed …

Constitutive model for aging thermoviscoelasticity of reacting concrete I: theoretical formulation

M Suter, GS Benipal - Mechanics of Time-Dependent Materials, 2010 - Springer
Recent experiments on concrete have established that ongoing chemical reactions cause
creep-like mechanical behaviour. Earlier, the present authors have proposed a Dissolution …