American Society of Civil Engineers

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Found 413 Records with the keyword term of "Discrete elements"

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2015  DEM Analyses of an Uplift Failure Mechanism with Pipe Buried in Cemented Granular Ground

2015  DEM Simulation of Laboratory Compaction of Asphalt Mixtures Using an Open Source Code

2015  Highly Stable Explicit Temporal Integration for Discrete Element Computations

2015  Investigation of 3D Grain Shape Characteristics of Lunar Soil Retrieved in Apollo 16 Using Image-Based Discrete-Element Modeling

2014  3D Discrete Element Method Simulations of a Laminar-Type Simple Shear Apparatus

2014  3D Modeling of Sand Particle Fracture Using Discrete Element Method and Synchrotron Micro-Tomography Images

2014  Analytical Solutions for Filtration Process Based on the Constriction Size Concept

2014  Behavior of Fresh and Fouled Railway Ballast Subjected to Direct Shear Testing: Discrete Element Simulation

2014  Breakage Characteristics and Crushing Mechanism of Cement Materials Using Point-Loading Tests and the Discrete-Element Method

2014  Characterization of Energy Dissipation during Seismic Loading of Soil-Foundation-Structure Systems

2014  Combined FEM/DEM Modeling of Triaxial Compression Tests for Rockfills with Polyhedral Particles

2014  DEM Approach for Engineering Aggregate Gradation and Shape Properties Influencing Mechanical Behavior of Unbound Aggregate Materials

2014  Discrete Element and Experimental Investigations of the Earth Pressure Distribution on Cylindrical Shafts

2014  Discrete Element Approach for Coupled Chemo-Mechanical Mechanisms in Geomaterials

2014  Discrete Element Simulations of Cyclic Biaxial Shear of a Granular Material with Oval Particles

2014  Image-Aided Element Shape Generation Method in Discrete-Element Modeling for Railroad Ballast

2014  Investigation of Cyclic Liquefaction with Discrete Element Simulations

2014  Modeling Soil Crust Formation by Discrete Element Method

2014  Multiscale Modeling of Soil-Fluid-Structure Interaction

2014  Numerical DEM Examination of a Torsional Shear Test

2014  Particle-Scale Insight into Deformation Noncoaxiality of Granular Materials

2014  Three-Dimensional Analysis of Geogrid-Reinforced Soil Using a Finite-Discrete Element Framework

2014  Uniqueness of Discrete Element Simulations in Monotonic Biaxial Shear Tests

2013  Air-Void Distribution Analysis of Asphalt Mixture Using Discrete Element Method

2013  Algorithms for Generating Three-Dimensional Aggregates and Asphalt Mixture Samples by the Discrete-Element Method

2013  Applications of Finite/Discrete Element Modeling to Rock Engineering Problems

2013  Comparison of DEM Simulation and Hypoplastic Model

2013  Deformation of Coal Fouled Ballast Stabilized with Geogrid under Cyclic Load

2013  Digital Simulation Analysis of PA10

2013  Discrete Element Method Study on Effect of Shear-Induced Anisotropy on Thermal Conductivity of Granular Soils

2013  Discrete-Element Method Simulations of the Response of Soil-Foundation-Structure Systems to Multidirectional Seismic Motion

2013  Effects of DEM Resolution on Surface Depression Properties and Hydrologic Connectivity

2013  Influence of Particle Shape on Behavior of Rockfill Using a Three-Dimensional Deformable DEM

2013  Investigation of Influencing Factors on Strain Localization inside Sand Specimens Subjected to Triaxial Loading

2013  Lane Choice Model for Signalized Intersections with an Auxiliary Through Lane

2013  Mechanisms of Aging-Induced Modulus Changes in Sand with Inherent Fabric Anisotropy

2013  Noncoaxial Behavior of Sand under Various Stress Paths

2013  Numerical Study of a Granular Material in Various Gravity Environments

2013  Patterned Nonaffine Motion in Granular Media

2013  Performance of a Geobag Revetment. I: Quasi-Physical Modeling

2013  Quantitative Comparison of Two-Dimensional and Three-Dimensional Discrete-Element Simulations of Nominally Two-Dimensional Shear Flow

2012  Arching in Distribution of Active Load on Retaining Walls

2012  Behavior of Swelling Clays: A Discrete Element Study

2012  Characterization and DEM Modeling of Shear Zones at a Large Dam Foundation

2012  DEM Simulations of the Seismic Response of Soil-Foundation-Structure Systems

2012  DEM Simulations of Undrained Triaxial Behavior of Granular Material

2012  Discrete Element Method Simulations of Digging in JSC-1a

2012  Discrete Element Modeling of Pavement-Wheel Frictional Force

2012  Hierarchical Structures for a Robustness-Oriented Capacity Design

2012  Identification and Validation of Rolling Friction Models by Dynamic Simulation of Sandpile Formation

2012  Interaction between Lugged Wheel of Lunar Rover and Lunar Soil by DEM with a New Contact Model

2012  Macro- and Micro-Scale Effects of Pluviation Based Sample Preparation in DEM

2012  Macro-Micro Responses of Granular Materials under Different b Values Using DEM

2012  Mechanical Behavior of Granular Materials Considering Confining Pressure Dependency

2012  Mechanical Evaluation of Different-Size Particles in Compacted Aggregate Structure Using Three-Dimensional Discrete Element Method

2012  Microstructural Investigation of Soil Suction and Hysteresis of Fine-Grained Soils

2012  Particle Descriptions and Grain Contact Laws for Lunar Materials: Their Implementation in a Discrete Element Model

2012  Rock Slide Simulation with the Combined Finite-Discrete Element Method

2012  Static Fatigue, Time Effects, and Delayed Increase in Penetration Resistance after Dynamic Compaction of Sands

2012  Synthetic Evaluation for Transportation Modes Based on Fuzzy Matter-Element Model with Discrete Catastrophe Theory

2012  Understanding the Soil Contact Problem for the LWD and Static Drum Roller by Using the DEM

2012  Unified Mechanistic Approach for Modeling Tests of Unbound Pavement Materials

2012  Y-Geo: New Combined Finite-Discrete Element Numerical Code for Geomechanical Applications

2011  Accelerated Discrete-Element Modeling of Asphalt-Based Materials with the Frequency-Temperature Superposition Principle

2011  Analysis of a Lunar Base Structure Using the Discrete-Element Method

2011  Analysis of Aggregate Gradation and Packing for Easy Estimation of Hot-Mix-Asphalt Voids in Mineral Aggregate

2011  Coupling Discrete Elements and Micropolar Continuum through an Overlapping Region

2011  DEM Simulations of Wave Propagation in Dry Granular Soils

2011  Discrete-Element Modeling: Impacts of Aggregate Sphericity, Orientation, and Angularity on Creep Stiffness of Idealized Asphalt Mixtures

2011  Distinct Element Modelling for High Rock Slopes in Static and Dynamic Conditions: A Case Study

2011  Effect of Interparticle Friction on the Cyclic Behavior of Granular Materials Using 2D DEM

2011  Effect of Particle Grading on the Response of an Idealized Granular Assemblage

2011  Investigating the Sensitivity of Aggregate Size within Sand Mastic by Modeling the Microstructure of an Asphalt Mixture

2011  Investigation of Load-Transfer Mechanisms in Geotechnical Earth Structures with Thin Fill Platforms Reinforced by Rigid Inclusions

2011  Modeling Granular Particle Shape Using Discrete Element Method

2011  Numerical Simulation of Reinforced Granular Soils Using DEM

2011  Numerical Simulation of Triaxial Test on the Dense Sand by DEM

2011  Numerical Simulation of Undrained Triaxial Test Using 3D Discrete Element Modeling

2011  Particle-Based Discrete Element Modeling: Geomechanics Perspective

2011  Rockfall and Mitigation Evaluation with 3-D Discrete Element Modeling

2011  Study of the Fundamentals of Expansive Clays through Discrete Element Modeling

2011  Three-Dimensional Microstructural-Based Discrete Element Viscoelastic Modeling of Creep Compliance Tests for Asphalt Mixtures

2011  A Validated Discrete Element Modeling Approach for Studying Geogrid-Aggregate Reinforcement Mechanisms

2010  3D Modeling of Piping Mechanism Using Distinct Element Method

2010  Adaptive Harmony Search Method for Structural Optimization

2010  Algorithm to Generate a Discrete Element Specimen with Predefined Properties

2010  CFD Analysis of Turbulent Natural Ventilation in Double-Skin Façade: Thermal Mass and Energy Efficiency

2010  DEM Simulations of the Effects of Particle Shape, Interparticle Cohesion, and Gravity on Rotating Drum Flows of Lunar Regolith

2010  Discrete Element Analysis of the Influences of Aggregate Properties and Internal Structure on Fracture in Asphalt Mixtures

2010  Discrete Element Modeling of Strength Properties of Johnson Space Center (JSC-1A) Lunar Regolith Simulant

2010  Discrete Element Modeling of Vicksburg Sand and Lunar Simulant

2010  Discrete Element Simulation of Aggregate Sphericity and Orientation: An Approach to Improving the Understanding of Asphalt Concrete

2010  Experimental and Numerical Study of Railway Ballast Behavior under Cyclic Loading

2010  Formulization of Asphalt Concrete Stiffness for Specific Microstructures Based on Discrete Element Method

2010  Gravitational Effect on Material Response of Granular Materials

2010  An Improved Pseudo-Static Seismic Analysis for Underground Frame Structures

2010  Investigation of Aggregate Packing Using Discrete Element Modeling

2010  Laboratory Validation of Coal Dust Fouled Ballast Discrete Element Model

2010  Micromechanical Aspects of Liquefaction-Induced Lateral Spreading

2010  Micromechanical Formulation of Stress Dilatancy as a Flow Rule in Plasticity of Granular Materials