Three-dimensional viscoelastic model with nonconstant coefficients. Fafard, M., Boudjelal, M., Bissonnette, B., & Cloutier, A. Journal of Engineering Mechanics, 127(8):808 - 815, 2001. Isotropic materials;
Three-dimensional viscoelastic model with nonconstant coefficients [link]Paper  abstract   bibtex   
This paper presents a fully 3D viscoelastic model to predict the creep and relaxation behavior of anisotropic materials. This model is based on a phenomenological approach using internal variables and is applicable to nonconstant coefficients. The analytical solution of the set of thermodynamic equations is presented using the reduced time approach in conjunction with modal space. The particular case of isotropic material is presented. In addition, from the general 3D model, the analytical solution in 1D is derived and a connection with the classical theological model is made. Finally, the model is calibrated and assessed with creep test data for concrete in tension and a parameter sensitivity analysis is performed.
@article{2001386656550 ,
language = {English},
copyright = {Compilation and indexing terms, Copyright 2023 Elsevier Inc.},
copyright = {Compendex},
title = {Three-dimensional viscoelastic model with nonconstant coefficients},
journal = {Journal of Engineering Mechanics},
author = {Fafard, M. and Boudjelal, M.T. and Bissonnette, B. and Cloutier, A.},
volume = {127},
number = {8},
year = {2001},
pages = {808 - 815},
issn = {07339399},
abstract = {This paper presents a fully 3D viscoelastic model to predict the creep and relaxation behavior of anisotropic materials. This model is based on a phenomenological approach using internal variables and is applicable to nonconstant coefficients. The analytical solution of the set of thermodynamic equations is presented using the reduced time approach in conjunction with modal space. The particular case of isotropic material is presented. In addition, from the general 3D model, the analytical solution in 1D is derived and a connection with the classical theological model is made. Finally, the model is calibrated and assessed with creep test data for concrete in tension and a parameter sensitivity analysis is performed.},
key = {Viscoelasticity},
keywords = {Anisotropy;Concretes;Creep;Relaxation processes;Sensitivity analysis;Thermodynamics;},
note = {Isotropic materials;},
URL = {http://dx.doi.org/10.1061/(ASCE)0733-9399(2001)127:8(808)},
}

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