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RISMultiscale Finite-Element Analysis of Damage Behavior of Curved Ramp Bridge Deck Pavement Considering Tire–Bridge Interaction Effect
Publisher: American Society of Civil Engineers
Abstract: The present study developed a three-dimensional (3D) multiscale modeling approach to investigate the mesoscale damage behavior of curved ramp bridge deck pavement subjected to tire loading. First, a full-scale tire–bridge ...
Fast 3D Voronoi and Voxel–Based Mesostructure Modeling Method for Asphalt Concrete
Publisher: ASCE
Abstract: A fast three-dimensional (3D) Voronoi and voxel based mesostructure modeling method was proposed for asphalt concrete. This method combine the advantages of the Voronoi diagram, voxel meshing, and take-and-place techniques ...
Three-Dimensional Mesomechanical Complex Modulus Prediction for Asphalt Mortar Considering Conjunctive Shell Mechanism of Interface Transition Zones and Properties of Coarse Mastic
Publisher: American Society of Civil Engineers
Abstract: Asphalt mortar is a mixture of asphalt mastic and fine aggregates (<2.36 mm) in asphalt concrete. Accurately predicting the complex modulus of asphalt mortar is essential to further estimating asphalt concrete’s ...
Three-Dimensional Micromechanical Complex-Modulus Prediction of Asphalt Concrete Considering the Aggregate Interlocking Effect
Publisher: American Society of Civil Engineers
Abstract: The complex modulus (E*) is a fundamental material property extensively used for characterizing the viscoelastic behavior of asphalt concrete. In recent years, numerous micromechanics-based models have been proposed for ...
Characterization of Triaxial Stress State Linear Viscoelastic Behavior of Asphalt Concrete
Publisher: American Society of Civil Engineers
Abstract: The present study proposed a new method for characterizing linear viscoelastic (LVE) properties of asphalt concrete (AC) under triaxial loading conditions. The presented method adopted the relaxation spectrum model derived ...
3D Mesomechanical Simulation–Based Approach to Determining Representative Volume Element of Asphalt Concrete
Publisher: ASCE
Abstract: This study proposes a three-dimensional (3D) mesomechanical simulation–based approach to determining the representative volume element (RVE) of asphalt concrete. In this approach, 3D mesostructures of asphalt concrete were ...
3D Multiscale Modeling of Asphalt Pavement Responses under Coupled Temperature–Stress Fields
Publisher: ASCE
Abstract: This study proposed a three-dimensional (3D) multiscale modeling method to investigate the responses of asphalt pavement subjected to coupled temperature-stress fields. In this method, finite element models of asphalt ...
Coupled Thermomechanical Damage Behavior Analysis of Asphalt Pavements Using a 2D Mesostructure-Based Finite-Element Method
Publisher: ASCE
Abstract: To investigate the damage behavior of asphalt pavements under the combination of temperature fields and traffic loadings, a two-dimensional (2D) mesostructure-based finite-element method was developed. Temperature fields ...
2D Aggregate Gradation Conversion Framework Integrated with 3D Random Aggregate Method and Machine-Learning for Asphalt Concrete
Publisher: ASCE
Abstract: Two-dimensional (2D) random mesostructure models have been broadly utilized to study mechanical behavior and damage mechanisms of asphalt concrete due to their high availability and efficiency. The 2D aggregate gradation ...
Data-Mining Framework Integrating 3D Random Aggregate Method and Finite-Element Method for Mesoscopic Simulation of Asphalt Concrete
Publisher: American Society of Civil Engineers
Abstract: Mesostructure-based simulation technology offers an effective approach to modeling the mesomechanical responses of asphalt concrete and studying its mesomechanisms. However, current exploration depth and utilization level ...