Effect of Ballast Degradation on Track Dynamic Behavior Using Discrete Element Modeling

Keyphrases

• Dynamic Behavior 100%
• Discrete Element Modeling 100%
• Cross-tie 100%
• Ballast Degradation 100%
• Track Dynamics 100%
• Interparticle Interactions 50%
• Large Rotation 50%
• Ballast Particles 50%
• Force Chain Network 50%
• Particle Size Distribution 25%
• Shape Properties 25%
• Particle Rotation 25%
• Aggregate Particles 25%
• Force Chain 25%
• Distribution Properties 25%
• Serviceability 25%
• Ballast Behaviour 25%
• Railway Substructure 25%
• Geometry Influence 25%
• Local Contact 25%
• Train Loading 25%
• Maintenance Requirement 25%
• Ballast Layer 25%
• Particle Breakage 25%
• Particle Abrasion 25%
• Ballast Material 25%
• Normal Contact Force 25%
• Train Operation 25%
• Large Vibrations 25%
• Ballasted Track 25%
• Contact Force Network 25%
• Impact Zone 25%
• Vibration Pattern 25%
• Geometrical Defects 25%
• Contact Force Distribution 25%

Engineering

• Dynamic Behavior 100%
• Contact Force 100%
• Discrete Element 100%
• Particle Contact 66%
• Simulation Result 33%
• Concentrated Force 33%
• Breakage 33%
• Serviceability 33%
• Particle Aggregate 33%
• Ballast Layer 33%
• Ballasted Track 33%
• Particle Size Analysis 33%