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Proceedings Papers

Locomotive Crash Energy Management Train-To-Train Impact Test Results

Patricia Llana, Richard Stringfellow, Karina Jacobsen
Proc. ASME. JRC2024, 2024 Joint Rail Conference, V001T02A002, May 13–15, 2024
Publisher: American Society of Mechanical Engineers
Paper No: JRC2024-124114
https://doi.org/10.1115/JRC2024-124114
View Paper titled, Locomotive Crash Energy Management Train-To-Train Impact Test Results
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Topics: Energy management, Impact testing, Locomotives, Trains, Vehicles, Collisions (Physics), Engineers, Computer simulation, Damage, Automobiles
Proceedings Papers

Multiscale Computational Modeling of Subsurface Cracking in Railhead: Insights Into Fatigue Life

Sina Saberi, Gavin Whetstone, David H. Allen
Proc. ASME. JRC2024, 2024 Joint Rail Conference, V001T05A002, May 13–15, 2024
Publisher: American Society of Mechanical Engineers
Paper No: JRC2024-122412
https://doi.org/10.1115/JRC2024-122412
View Paper titled, Multiscale Computational Modeling of Subsurface Cracking in Railhead: Insights Into Fatigue Life
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Topics: Computer simulation, Cracking (Materials), Fatigue life, Fracture (Process), Railroads, Rolling contact, Stress
Proceedings Papers

Numerical Simulation of Train-Track Switch Interactions in the Presence of Surface Rail Defects for Determining Physical Sensor Placement for Structural Health Monitoring

Nikhil Pillai, Jou-Yi Shih, Clive Roberts
Proc. ASME. JRC2022, 2022 Joint Rail Conference, V001T07A003, April 20–21, 2022
Publisher: American Society of Mechanical Engineers
Paper No: JRC2022-79455
https://doi.org/10.1115/JRC2022-79455
View Paper titled, Numerical Simulation of Train-Track Switch Interactions in the Presence of Surface Rail Defects for Determining Physical Sensor Placement for Structural Health Monitoring
Open the PDF for Numerical Simulation of Train-Track Switch Interactions in the Presence of Surface Rail Defects for Determining Physical Sensor Placement for Structural Health Monitoring in another window
Topics: Computer simulation, Rails, Sensor placement, Structural health monitoring, Switches, Trains
Proceedings Papers

Dynamic Amplification of Transit Loads due to Derailment Impact

John A. Lobo, Robert MacNeill
Proc. ASME. JRC2022, 2022 Joint Rail Conference, V001T07A001, April 20–21, 2022
Publisher: American Society of Mechanical Engineers
Paper No: JRC2022-78032
https://doi.org/10.1115/JRC2022-78032
View Paper titled, Dynamic Amplification of Transit Loads due to Derailment Impact
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Topics: Stress, Stiffness, Bridges (Structures), Rails, Vehicles, Pavement live loads, Springs, Trains, Accounting, Composite materials
Proceedings Papers

Rail Neutral Temperature Estimation Using Field Data, Numerical Models, and Machine Learning

Yuning Wu, Xuan Zhu, Chi-Luen Huang, Sangmin Lee, Marcus Dersch, John S. Popovics
Proc. ASME. JRC2021, 2021 Joint Rail Conference, V001T12A001, April 20–21, 2021
Publisher: American Society of Mechanical Engineers
Paper No: JRC2021-58324
https://doi.org/10.1115/JRC2021-58324
View Paper titled, Rail Neutral Temperature Estimation Using Field Data, Numerical Models, and Machine Learning
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Topics: Buckling, Computer simulation, Machine learning, Rails, Temperature, Vibration
Proceedings Papers

Wireless Communication for High-Speed Passenger Rail Services: A Study on the Design and Evaluation of a Unified Architecture

Subharthi Banerjee, Michael Hempel, Pejman Ghasemzadeh, Hamid Sharif, Tarek Omar
Proc. ASME. JRC2020, 2020 Joint Rail Conference, V001T11A004, April 20–22, 2020
Publisher: American Society of Mechanical Engineers
Paper No: JRC2020-8068
https://doi.org/10.1115/JRC2020-8068
View Paper titled, Wireless Communication for High-Speed Passenger Rail Services: A Study on the Design and Evaluation of a Unified Architecture
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Topics: Design, High speed rail, Computer simulation, Trains, Architecture, Automobiles, Computer software, Delays, Errors, Railroads
Proceedings Papers

Discrete Element Modeling of Railway Ballast for Studying Railroad Tamping Operation

Nilesh Dama, Mehdi Ahmadian
Proc. ASME. JRC2020, 2020 Joint Rail Conference, V001T08A003, April 20–22, 2020
Publisher: American Society of Mechanical Engineers
Paper No: JRC2020-8051
https://doi.org/10.1115/JRC2020-8051
View Paper titled, Discrete Element Modeling of Railway Ballast for Studying Railroad Tamping Operation
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Topics: Discrete element methods, Modeling, Particulate matter, Railroads, Shapes, Compacting, Calibration, Computer simulation, Computer software, Cycles
Proceedings Papers

Variable Control Setting to Enhance Rail Vehicle Braking Safety

Sundar Shrestha, Maksym Spiryagin, Qing Wu
Proc. ASME. JRC2020, 2020 Joint Rail Conference, V001T09A001, April 20–22, 2020
Publisher: American Society of Mechanical Engineers
Paper No: JRC2020-8026
https://doi.org/10.1115/JRC2020-8026
View Paper titled, Variable Control Setting to Enhance Rail Vehicle Braking Safety
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Topics: Braking, Rail vehicles, Safety, Adhesion, Wheels, Control algorithms, Rails, Vehicles, Brakes, Control equipment
Proceedings Papers

Longitudinal Rail Load Distribution: An Analytical Solution

Brian Marquis, Shushu Liu, Cameron Stuart
Proc. ASME. JRC2020, 2020 Joint Rail Conference, V001T08A010, April 20–22, 2020
Publisher: American Society of Mechanical Engineers
Paper No: JRC2020-8084
https://doi.org/10.1115/JRC2020-8084
View Paper titled, Longitudinal Rail Load Distribution: An Analytical Solution
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Topics: Rails, Stress, Trains, Fasteners, Wood products, Traction, Braking, Stiffness, Wheels, Accidents
Proceedings Papers

Field Investigation of Broken Cut Spikes on Elastic Fasteners Using Instrumented Spikes at FAST

Yin Gao, Mike McHenry, Megan Brice, Jay Baillargeon
Proc. ASME. JRC2020, 2020 Joint Rail Conference, V001T08A005, April 20–22, 2020
Publisher: American Society of Mechanical Engineers
Paper No: JRC2020-8057
https://doi.org/10.1115/JRC2020-8057
View Paper titled, Field Investigation of Broken Cut Spikes on Elastic Fasteners Using Instrumented Spikes at FAST
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Topics: Fasteners, Testing, Railroads, Fatigue limit, Screws, Stress, Transportation systems, Bending (Stress), Computer simulation, Failure mechanisms
Proceedings Papers

A Numerical Investigation of Laterally Loaded Steel Fin Pile Foundations

Te Pei, Tong Qiu, Jeffrey A. Laman
Proc. ASME. JRC2020, 2020 Joint Rail Conference, V001T08A012, April 20–22, 2020
Publisher: American Society of Mechanical Engineers
Paper No: JRC2020-8097
https://doi.org/10.1115/JRC2020-8097
View Paper titled, A Numerical Investigation of Laterally Loaded Steel Fin Pile Foundations
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Topics: Pilings (Building), Steel, Finite element analysis, Stress, Fins, Load bearing capacity, Soil, Computer simulation, Density, Displacement
Proceedings Papers

Simulation of the Thermal Effects on Engineered Polymer Composite Ties

Yin Gao, Mike McHenry
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T01A017, April 9–12, 2019
Publisher: American Society of Mechanical Engineers
Paper No: JRC2019-1299
https://doi.org/10.1115/JRC2019-1299
View Paper titled, Simulation of the Thermal Effects on Engineered Polymer Composite Ties
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Topics: Polymer composites, Simulation, Temperature effects, Gages, Temperature, Testing, Wood products, Bending (Stress), Computer simulation, Sunlight
Proceedings Papers

Impact of Reduced Share of Rotary Frequency Converters in a Low Frequency Synchronous Railway Grid: A Transient Stability Study

John Laury, Lars Abrahamsson, Math Bollen
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T09A002, April 9–12, 2019
Publisher: American Society of Mechanical Engineers
Paper No: JRC2019-1238
https://doi.org/10.1115/JRC2019-1238
View Paper titled, Impact of Reduced Share of Rotary Frequency Converters in a Low Frequency Synchronous Railway Grid: A Transient Stability Study
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Topics: Railroads, Stability, Transients (Dynamics), Alternating current (Electricity), Clearances (Engineering), Computer simulation, Energy conversion, Machinery, Rotational inertia, Traffic
Proceedings Papers

Influence of Rail Cant on High Rail Side Wear on Sharp Curve of Urban Transit

Wang Shaofeng, Qian Yu, Feng Qingsong, Luo Xinwei, Guo Feng
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T10A002, April 9–12, 2019
Publisher: American Society of Mechanical Engineers
Paper No: JRC2019-1260
https://doi.org/10.1115/JRC2019-1260
View Paper titled, Influence of Rail Cant on High Rail Side Wear on Sharp Curve of Urban Transit
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Topics: Cities, Rails, Wear, Wheels, Computer simulation, Dynamics (Mechanics), Failure, Maintenance, Service life (Equipment), Traffic
Proceedings Papers

Simulation Methodology for Occupant Safety Assessment of Indian Railway Passenger Coach

Prajakta Prabhune, Anindya Deb, G. Balasubramani
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T06A008, April 18–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: JRC2018-6189
https://doi.org/10.1115/JRC2018-6189
View Paper titled, Simulation Methodology for Occupant Safety Assessment of Indian Railway Passenger Coach
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Topics: Buses, Railroad passenger cars, Railroads, Safety, Simulation, Wounds, Collisions (Physics), Accidents, Automobiles, Computer-aided engineering
Proceedings Papers

Benefits of Prestressed HSRM Concrete Ties for Center Binding Conditions

Adam I. Zeitouni, Dimitris Rizos, Yu Qian
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T01A020, April 18–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: JRC2018-6219
https://doi.org/10.1115/JRC2018-6219
View Paper titled, Benefits of Prestressed HSRM Concrete Ties for Center Binding Conditions
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Topics: Concretes, Stress, Stiffness, Computer simulation, Cracking (Materials), Fracture (Process), Prestressed concrete, Brittleness, Elastic moduli, Fatigue
Proceedings Papers

Simulating Ballast Breakage Under Repeated Loading Using the Discrete Element Method

Beema Dahal, S. M. Naziur Mahmud, Debakanta Mishra
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T01A003, April 18–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: JRC2018-6117
https://doi.org/10.1115/JRC2018-6117
View Paper titled, Simulating Ballast Breakage Under Repeated Loading Using the Discrete Element Method
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Topics: Discrete element methods, Bond strength, Particulate matter, Railroads, Stress, Computer simulation, Cycles, Deformation, Drainage, Particle size
Proceedings Papers

Development of ‘Coarse to Fine Ratio’ As a New Gradation Parameter to Study Ballast Packing

S. M. Naziur Mahmud, Debakanta Mishra
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T01A004, April 18–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: JRC2018-6125
https://doi.org/10.1115/JRC2018-6125
View Paper titled, Development of ‘Coarse to Fine Ratio’ As a New Gradation Parameter to Study Ballast Packing
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Topics: Packing (Shipments), Packings (Cushioning), Particulate matter, Railroads, Shear strength, Classification, Computer simulation, Construction, Design, Discrete element methods
Proceedings Papers

Structural Performance of a Railway Tunnel Under Different Fire Scenarios

Negar Elhami Khorasani, John Billittier, Andreas Stavridis
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T06A006, April 18–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: JRC2018-6169
https://doi.org/10.1115/JRC2018-6169
View Paper titled, Structural Performance of a Railway Tunnel Under Different Fire Scenarios
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Topics: Fire, Railroads, Tunnels, Damage, Collapse, Computer simulation, Geometry, Heat, Linings (Textiles), Maintenance
Proceedings Papers

On the Effects of Multiple Railway Track Alignment Defects on the CWR Thermal Buckling

Giovanni Pio Pucillo
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T01A018, April 18–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: JRC2018-6205
https://doi.org/10.1115/JRC2018-6205
View Paper titled, On the Effects of Multiple Railway Track Alignment Defects on the CWR Thermal Buckling
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Topics: Buckling, Railroads, Shapes, Geometry, Stress, Temperature, Wavelength, Displacement, Rails, Safety