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Proceedings Papers

Empirical Verification of a Heuristic Radio Propagation Model in a Non-Uniform Subway Tunnel Environment

Arash Aziminejad, Ashley Wu, Andrew Lee, Gabriel Epelbaum
Proc. ASME. JRC2024, 2024 Joint Rail Conference, V001T03A002, May 13–15, 2024
Publisher: American Society of Mechanical Engineers
Paper No: JRC2024-125037
https://doi.org/10.1115/JRC2024-125037
View Paper titled, Empirical Verification of a Heuristic Radio Propagation Model in a Non-Uniform Subway Tunnel Environment
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Topics: Electromagnetic wave propagation, Modeling, Subways, Trains, Tunnels
Proceedings Papers

Advanced Modelling and Performance Evaluation of Hydrogen-Powered Heavy Haul Locomotive

Maksym Spiryagin, Frank Szanto, Kevin Oldknow, Peter Wolfs, Valentyn Spiryagin, Sanjar Ahmad, Qing Wu, Esteban Bernal, Colin Cole, Tim Mcsweeney
Proc. ASME. JRC2022, 2022 Joint Rail Conference, V001T05A001, April 20–21, 2022
Publisher: American Society of Mechanical Engineers
Paper No: JRC2022-78005
https://doi.org/10.1115/JRC2022-78005
View Paper titled, Advanced Modelling and Performance Evaluation of Hydrogen-Powered Heavy Haul Locomotive
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Topics: Batteries, Hydrogen, Locomotives, Modeling, Performance evaluation, Power systems (Machinery), Simulation, Traction, Trains
Proceedings Papers

Modeling and Performance Evaluation of an RF Transceiver System at 160 MHz for Railroad Environments

Pejman Ghasemzadeh, Michael Hempel, Hamid Sharif, Tarek Omar
Proc. ASME. JRC2022, 2022 Joint Rail Conference, V001T03A005, April 20–21, 2022
Publisher: American Society of Mechanical Engineers
Paper No: JRC2022-79579
https://doi.org/10.1115/JRC2022-79579
View Paper titled, Modeling and Performance Evaluation of an RF Transceiver System at 160 MHz for Railroad Environments
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Topics: Modeling, Performance evaluation, Railroads, Electromagnetic spectrum, Signals, Cities, Design, Emission spectroscopy, Performance characterization, Reflection
Proceedings Papers

Modelling the Effect of Track Stiffness Variation on Wheel Rail Interaction Using Finite Element Method

Lovejoy Mutswatiwa, Celestin Nkundineza, Mehmet A. Güler
Proc. ASME. JRC2021, 2021 Joint Rail Conference, V001T10A005, April 20–21, 2021
Publisher: American Society of Mechanical Engineers
Paper No: JRC2021-58519
https://doi.org/10.1115/JRC2021-58519
View Paper titled, Modelling the Effect of Track Stiffness Variation on Wheel Rail Interaction Using Finite Element Method
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Topics: Finite element analysis, Finite element methods, Modeling, Rails, Stiffness, Wheels
Proceedings Papers

An Evaluation of Derailment Mechanics and Derailment Analysis Methodologies

Steven W. Kirkpatrick
Proc. ASME. JRC2021, 2021 Joint Rail Conference, V001T06A004, April 20–21, 2021
Publisher: American Society of Mechanical Engineers
Paper No: JRC2021-58527
https://doi.org/10.1115/JRC2021-58527
View Paper titled, An Evaluation of Derailment Mechanics and Derailment Analysis Methodologies
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Topics: Automobiles, Automotive design, Brakes, Braking, Collisions (Physics), Delays, Finite element analysis, Finite element model, Geometry, Materials properties
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

An Analysis of the Grounding Strategy for Mixed AC/DC Areas

Roberto Loiero, Federico Jorreto, Jorge Garzón, Pablo Minayo
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T09A001, April 9–12, 2019
Publisher: American Society of Mechanical Engineers
Paper No: JRC2019-1232
https://doi.org/10.1115/JRC2019-1232
View Paper titled, An Analysis of the Grounding Strategy for Mixed AC/DC Areas
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Topics: Circuits, Corrosion, Corrosion protection, Modeling, Poles (Building), Rails, Rods, Safety, Wire
Proceedings Papers

Development of a Reduced Scale Fire Resistance Test for a Rail Car Floor Assembly

Anil Kapahi, Christian Rippe, Brian Lattimer
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T06A001, April 9–12, 2019
Publisher: American Society of Mechanical Engineers
Paper No: JRC2019-1228
https://doi.org/10.1115/JRC2019-1228
View Paper titled, Development of a Reduced Scale Fire Resistance Test for a Rail Car Floor Assembly
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Topics: Fire resistance, Manufacturing, Rails, Furnaces, Boundary-value problems, Finite element analysis, Heat transfer, Modeling
Proceedings Papers

Numerical Evaluation of Splitting Performance of Prestressed Concrete Prisms With Larger Diameter Prestressing Wires

Moochul Shin, Hailing Yu
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T01A018, April 9–12, 2019
Publisher: American Society of Mechanical Engineers
Paper No: JRC2019-1315
https://doi.org/10.1115/JRC2019-1315
View Paper titled, Numerical Evaluation of Splitting Performance of Prestressed Concrete Prisms With Larger Diameter Prestressing Wires
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Topics: Prestressed concrete, Prisms (Optics), Wire, Concretes, Finite element analysis, Bonding, Compression, Cylinders, Damage, Modeling
Proceedings Papers

Use of Alternative Crash Pulses for Interior Fixture Design Within CEM-Equipped Passenger Rail Cars

Benjamin Spears, Eloy Martinez
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T02A005, April 9–12, 2019
Publisher: American Society of Mechanical Engineers
Paper No: JRC2019-1307
https://doi.org/10.1115/JRC2019-1307
View Paper titled, Use of Alternative Crash Pulses for Interior Fixture Design Within CEM-Equipped Passenger Rail Cars
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Topics: Automobiles, Design, Rails, Simulation, Accidents, Energy management, Fittings, Modeling
Proceedings Papers

Developing Finite Element Models to Examine Rail Defects Under Combined Loading

Michael Carolan, Benjamin Perlman
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T01A008, April 9–12, 2019
Publisher: American Society of Mechanical Engineers
Paper No: JRC2019-1268
https://doi.org/10.1115/JRC2019-1268
View Paper titled, Developing Finite Element Models to Examine Rail Defects Under Combined Loading
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Topics: Finite element model, Rails, Stress, Modeling, Wheels, Fracture (Materials), Geometry, Railroads, Steel, Blocks (Building materials)
Proceedings Papers

Finite Element Analysis of Spike Failure in Elastic Fastening Systems for Wood Ties

Hailing Yu, Shushu Liu
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T01A003, April 9–12, 2019
Publisher: American Society of Mechanical Engineers
Paper No: JRC2019-1235
https://doi.org/10.1115/JRC2019-1235
View Paper titled, Finite Element Analysis of Spike Failure in Elastic Fastening Systems for Wood Ties
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Topics: Failure, Finite element analysis, Wood products, Steel, Failure mechanisms, Damage, Yield strength, Computer software, Deformation, Elasticity
Proceedings Papers

Safety and Security Analysis for Movable Railroad Bridges

Yongxin Wang, Matthew Jablonski, Chaitanya Yavvari, Zezhou Wang, Xiang Liu, Keith Holt, Duminda Wijesekera
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T06A004, April 9–12, 2019
Publisher: American Society of Mechanical Engineers
Paper No: JRC2019-1251
https://doi.org/10.1115/JRC2019-1251
View Paper titled, Safety and Security Analysis for Movable Railroad Bridges
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Topics: Bridges (Structures), Railroads, Safety, Security analysis, Programmable controllers, Control equipment, Control systems, Trains, Arches, Bearings
Proceedings Papers

Experimental Modeling of Railway Car Wheel-Forces During Turning

Frank Otremba, José Antonio Romero Navarrete
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T10A001, April 9–12, 2019
Publisher: American Society of Mechanical Engineers
Paper No: JRC2019-1219
https://doi.org/10.1115/JRC2019-1219
View Paper titled, Experimental Modeling of Railway Car Wheel-Forces During Turning
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Topics: Accidents, Conceptual design, Construction, Cycles, Dynamic response, Instrumentation, Modeling, Railroads, Safety, Sloshing
Proceedings Papers

Big Data Analytics for Proactively Optimizing Rolling Stock Maintenance

Naji Albakay, Michael Hempel, Hamid Sharif
Proc. ASME. JRC2019, 2019 Joint Rail Conference, V001T06A005, April 9–12, 2019
Publisher: American Society of Mechanical Engineers
Paper No: JRC2019-1253
https://doi.org/10.1115/JRC2019-1253
View Paper titled, Big Data Analytics for Proactively Optimizing Rolling Stock Maintenance
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Topics: Maintenance, Trains, Failure, Reliability, Wear, Algorithms, Bearings, Brakes, Cycles, Inspection
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

A Tiered Approach for Evaluating the Sustainability of Remediation Activities at Rail Sites

Amanda D. McNally
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T07A003, April 18–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: JRC2018-6163
https://doi.org/10.1115/JRC2018-6163
View Paper titled, A Tiered Approach for Evaluating the Sustainability of Remediation Activities at Rail Sites
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Topics: Rails, Sustainability, Emissions, Liabilities, Columns (Structural), Construction, Cycles, Design, Economics , Governments
Proceedings Papers

Accessible Sleeper for the Next Generation Passenger Rail Vehicles

Kamolnat Tabattanon, Kate Hunter-Zaworski
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T08A001, April 18–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: JRC2018-6104
https://doi.org/10.1115/JRC2018-6104
View Paper titled, Accessible Sleeper for the Next Generation Passenger Rail Vehicles
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Topics: Automobiles, Computer-aided design, Conceptual design, Data collection, Databases, Design, Feedback, Human factors, Mechanical admittance, Modeling
Proceedings Papers

Investigation of the Exposure From a Realistic Undercar Fire on a Railcar Floor

M. J. DiDomizio, C. Luo, S. Yazdani, B. Lattimer
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T06A020, April 18–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: JRC2018-6251
https://doi.org/10.1115/JRC2018-6251
View Paper titled, Investigation of the Exposure From a Realistic Undercar Fire on a Railcar Floor
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Topics: Fire, Heat flux, Diesel, Fire resistance, Municipal solid wastes, Solid wastes, Temperature, Computational fluid dynamics, Dynamics (Mechanics), Engineering simulation
Proceedings Papers

Investigating the Rolling Contact Fatigue in Rails Using Finite Element Method and Cohesive Zone Approach

Mohamad Ghodrati, Mehdi Ahmadian, Reza Mirzaeifar
Proc. ASME. JRC2018, 2018 Joint Rail Conference, V001T01A013, April 18–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: JRC2018-6183
https://doi.org/10.1115/JRC2018-6183
View Paper titled, Investigating the Rolling Contact Fatigue in Rails Using Finite Element Method and Cohesive Zone Approach
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Topics: Fatigue, Finite element methods, Rails, Rolling contact, Traction, Fatigue damage, Temperature, Wheels, Grain boundaries, Stress