Journal ArticleDOI
Thermo-mechanical finite element prediction of the structural long-term response of asphalt pavements subjected to periodic traffic load: Tire-pavement interaction and rutting
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In this paper, the structural long-term response of asphalt pavements (modeled as elastoplastic solid at large strains) under periodic traffic load is investigated within the finite element method (FEM).About:
This article is published in Computers & Structures.The article was published on 2019-07-01. It has received 26 citations till now. The article focuses on the topics: Subgrade.read more
Citations
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Enhanced Storage Stability of Different Polymer Modified Asphalt Binders through Nano-montmorillonite Modification.
TL;DR: It is suggested that nano-montmorillonite is a promising modifier to alleviate the storage stability concern for asphalt with polymer modifiers.
Journal ArticleDOI
Optimized machine learning approaches for the prediction of viscoelastic behavior of modified asphalt binders
Alireza Sadat Hosseini,Pouria Hajikarimi,Mostafa Gandomi,Fereidoon Moghadas Nejad,Amir H. Gandomi +4 more
TL;DR: In this paper, a comprehensive experimental database consisting of the results of the frequency sweep mode of a dynamic shear rheometer (DSR) at seven test temperatures (−22 ǫ −22 ÁC) was used to predict the viscoelastic behavior of modified bitumens.
Journal ArticleDOI
DEM–FEM simulation of tire–sand interaction based on improved contact model
TL;DR: In this paper, an improved contact model including the effect of sand grain shape and tread rubber deformation is developed for dealing with the interaction between rubber tire and sand terrain, where the contact calculation contains four interactions, i.e., normal force, tangential force, rolling resistance and twisting resistance.
Journal ArticleDOI
Rutting Performance of Semi-rigid Base Pavement in RIOHTrack and Laboratory Evaluation
TL;DR: In this paper, the performance dynamic modulus test (SPT), standard rutting test, Hamburg RUTting Test, French Rutting Test and asphalt pavement analyzer (APA) was evaluated.
Journal ArticleDOI
The interactions between an off-road tire and granular terrain: GPU-based DEM-FEM simulation and experimental validation
TL;DR: The discussion of computational efficiency shows that the proposed GPU-based DEM-FEM can be a powerful tool to simulate the interactions between an off-road tire and granular terrain.
References
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Journal ArticleDOI
A viscoelastic continuum damage model and its application to uniaxial behavior of asphalt concrete
Journal ArticleDOI
An efficient, accurate, simple ALE method for nonlinear finite element programs
TL;DR: In this article, a simple Lagrangian-Eulerian formulation of finite element programs is presented, where an operator split separates the Lagrangians and Eulerian processes, allowing a finite element program to be extended to this formulation with little difficulty.
Journal ArticleDOI
Viscoelastic Continuum Damage Model of Asphalt Concrete with Healing
Hyun Jong Lee,Y. Richard Kim +1 more
TL;DR: A viscoelastic constitutive model of asphalt mixtures that accounts for the rate-dependent damage growth and microdamage healing is presented in this article, which is based on thermodynamics of irreversible processes with internal state variables.
Journal ArticleDOI
A thermo-viscoelastic-viscoplastic-viscodamage constitutive model for asphaltic materials
Masoud K. Darabi,Rashid K. Abu Al-Rub,Eyad Masad,Eyad Masad,Chien-Wei Huang,Dallas N. Little +5 more
TL;DR: In this paper, a temperature-dependent viscodamage model is proposed and coupled to the temperaturedependent Schapery's nonlinear viscoelasticity and the temperature dependent Perzyna's viscoplasticity constitutive model presented in Abu Al-Rub et al. (2009) in order to model the nonlinear constitutive behavior of asphalt mixes.
Journal ArticleDOI
The ALE-formulation of bodies in rolling contact: Theoretical foundations and finite element approach
TL;DR: In this paper, the theoretical foundations of the relative kinematic description, i.e., an arbitrary Lagrangian Eulerian (ALE) formulation, seems to be not well understood in detail.
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Development of Quick Solutions for Prediction of Critical Asphalt Pavement Responses due to Measured Tire-Pavement Contact Stresses
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