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Proceedings Papers

Implementation of the Contact Roughness at the Wheel-Rail Contact Model for Locomotive Traction Studies

Maksym Spiryagin, Sanjar Ahmad, Esteban Bernal, Kevin Oldknow, Ingemar Persson, Qing Wu, Colin Cole, Tim Mcsweeney
Proc. ASME. JRC2022, 2022 Joint Rail Conference, V001T07A006, April 20–21, 2022
Paper No: JRC2022-84116
DOI: https://doi.org/10.1115/JRC2022-84116
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Topics: Locomotives, Rails, Surface roughness, Traction, Tribology, Wheels
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
Paper No: JRC2022-79455
DOI: https://doi.org/10.1115/JRC2022-79455
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Topics: Computer simulation, Rails, Sensor placement, Structural health monitoring, Switches, Trains
Proceedings Papers

Wheel-Rail Contact Force and Traction Analysis Under Wet and Oil-Contaminated Conditions

Ahmad Radmehr, Yu Pan, Ali Tajaddini, Edwin Vollebregt, Mehdi Ahmadian
Proc. ASME. JRC2022, 2022 Joint Rail Conference, V001T07A002, April 20–21, 2022
Paper No: JRC2022-78233
DOI: https://doi.org/10.1115/JRC2022-78233
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Topics: Rails, Rollers, Traction, Water, Wheels
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
Paper No: JRC2022-78032
DOI: https://doi.org/10.1115/JRC2022-78032
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Topics: Stress, Stiffness, Bridges (Structures), Rails, Vehicles, Pavement live loads, Springs, Trains, Accounting, Composite materials
Proceedings Papers

Examination of Fast Track Geometry and Vehicle/Track Interaction Exceptions

Abe Meddah, Silvia Galván-Núñez
Proc. ASME. JRC2022, 2022 Joint Rail Conference, V001T07A004, April 20–21, 2022
Paper No: JRC2022-79569
DOI: https://doi.org/10.1115/JRC2022-79569
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Topics: Geometry, Vehicles
Proceedings Papers

Friction-Slip Curves – The Pathway From Twin-Disc Tribo Measurements to Full-Scale Locomotive Multibody Simulations

Esteban Bernal, Maksym Spiryagin, Sebastian Stichel, Nicola Bosso, Roger Lewis, Christopher Bosomworth, Qing Wu, Colin Cole
Proc. ASME. JRC2022, 2022 Joint Rail Conference, V001T07A005, April 20–21, 2022
Paper No: JRC2022-84111
DOI: https://doi.org/10.1115/JRC2022-84111
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Topics: Disks, Friction, Locomotives, Machinery, Simulation, Traction
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
Paper No: JRC2021-58519
DOI: https://doi.org/10.1115/JRC2021-58519
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Topics: Finite element analysis, Finite element methods, Modeling, Rails, Stiffness, Wheels
Proceedings Papers

Develop a New Approach Measuring the Wheel/Rail Interaction Loads

Yuriy Boronenko, Rustam Rahimov, Waail Mahmod Lafta
Proc. ASME. JRC2021, 2021 Joint Rail Conference, V001T10A004, April 20–21, 2021
Paper No: JRC2021-58471
DOI: https://doi.org/10.1115/JRC2021-58471
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Topics: Rails, Stress, Wheels, Railroads, Strain gages, Accuracy and precision, Freight cars, Railroad engineering, Signals, Traffic
Proceedings Papers

Multiscale Simulation-Based Mixed Train Derailment Analysis: A Case Study

Yi Wang, Steven Nich, Kyle Mulligan, Kevin Oldknow, G. Gary Wang
Proc. ASME. JRC2021, 2021 Joint Rail Conference, V001T10A001, April 20–21, 2021
Paper No: JRC2021-58311
DOI: https://doi.org/10.1115/JRC2021-58311
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Topics: Simulation, Trains
Proceedings Papers

A Statistical Approach to Evaluating Wheel-Rail Contact Dynamics

Sayedmohammad Hosseini, Arash Hosseinian Ahangarnejad, Ahmad Radmehr, Ali Tajaddini, Mehdi Ahmadian
Proc. ASME. JRC2021, 2021 Joint Rail Conference, V001T10A002, April 20–21, 2021
Paper No: JRC2021-58381
DOI: https://doi.org/10.1115/JRC2021-58381
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Topics: Contact dynamics, Rails, Stress, Traction, Wheels
Proceedings Papers

An Experimental Study of the Influence of the Amount of Top-Of-Rail Friction Modifiers on Traction

Yu Pan, Ahmad Radmehr, Ali Tajaddini, Mehdi Ahmadian
Proc. ASME. JRC2021, 2021 Joint Rail Conference, V001T10A003, April 20–21, 2021
Paper No: JRC2021-58433
DOI: https://doi.org/10.1115/JRC2021-58433
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Topics: Friction, Rails, Rollers, Traction, Wear, Wheels
Proceedings Papers

Fixed-Order Controller Design for a High Speed Railway Vehicle

Semiha Türkay, Aslı S. Leblebici, Hüseyin Akçay
Proc. ASME. JRC2017, 2017 Joint Rail Conference, V001T10A004, April 4–7, 2017
Paper No: JRC2017-2302
DOI: https://doi.org/10.1115/JRC2017-2302
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Topics: Control equipment, Design, High speed rail, Vehicles, Rails, Railway vehicles, Excitation, Impulse (Physics), Optimization, Suspension systems
Proceedings Papers

Vibration Performance in Frequency Domain of CRTS I Double-Block Ballastless Track

Feng Dai, Ying Zhu, Xueyi Liu
Proc. ASME. JRC2017, 2017 Joint Rail Conference, V001T10A001, April 4–7, 2017
Paper No: JRC2017-2216
DOI: https://doi.org/10.1115/JRC2017-2216
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Topics: Vibration, Resonance, Rails, Stiffness, Fasteners, Mechanical admittance, Displacement, Wheels
Proceedings Papers

Locomotive Studies Utilizing Multibody and Train Dynamics

Maksym Spiryagin, Qing Wu, Yan Quan Sun, Colin Cole, Ingemar Persson
Proc. ASME. JRC2017, 2017 Joint Rail Conference, V001T10A002, April 4–7, 2017
Paper No: JRC2017-2221
DOI: https://doi.org/10.1115/JRC2017-2221
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Topics: Dynamics (Mechanics), Locomotives, Trains, Simulation, Traction, Braking, Computer software, Approximation, Design, Modeling
Proceedings Papers

Rail Cleaning Process and its Influence on Locomotive Performance

Maksym Spiryagin, Peter Wolfs, Qing Wu, Colin Cole, Sanath Alahakoon, Yan Quan Sun, Tim McSweeney, Valentyn Spiryagin
Proc. ASME. JRC2017, 2017 Joint Rail Conference, V001T10A003, April 4–7, 2017
Paper No: JRC2017-2222
DOI: https://doi.org/10.1115/JRC2017-2222
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Topics: Locomotives, Rails, Wheels, Friction, Traction, Adhesion, Braking, Computer software, Contamination, Dynamics (Mechanics)
Proceedings Papers

Three-Point Contact Study of a Wheelset and Rails

Behrooz Fallahi, Chao Pan
Proc. ASME. JRC2016, 2016 Joint Rail Conference, V001T10A001, April 12–15, 2016
Paper No: JRC2016-5722
DOI: https://doi.org/10.1115/JRC2016-5722
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Topics: Rails, Wheelsets, Algebra, Switches
Proceedings Papers

Dynamic Wheel-Rail Forces on Mismatched Joints With Ramps

Brian Marquis, Robert Greif
Proc. ASME. JRC2016, 2016 Joint Rail Conference, V001T10A002, April 12–15, 2016
Paper No: JRC2016-5734
DOI: https://doi.org/10.1115/JRC2016-5734
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Topics: Rails, Wheels, Railroads, Shock (Mechanics), Failure, Grinding, Safety, Wear, Welding
Proceedings Papers

The Movement of Railroad Ties: Simulation and Field Validation

Yin Gao, Hai Huang, Shushu Liu, Shelley M. Stoffels
Proc. ASME. JRC2016, 2016 Joint Rail Conference, V001T10A003, April 12–15, 2016
Paper No: JRC2016-5770
DOI: https://doi.org/10.1115/JRC2016-5770
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Topics: Railroad ties, Simulation, Trains, Computer software, Rails, Stress, Vehicle dynamics, Finite element analysis, Pavement live loads, Rotation
Proceedings Papers

High Speed Rail Short Bridge-Track-Train Interaction Based on the Decoupled Equations of Motion in the Finite Element Domain

Said I. Nour, Mohsen A. Issa
Proc. ASME. JRC2016, 2016 Joint Rail Conference, V001T10A004, April 12–15, 2016
Paper No: JRC2016-5785
DOI: https://doi.org/10.1115/JRC2016-5785
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Topics: Bridges (Structures), Equations of motion, Finite element analysis, High speed rail, Trains, Vehicles, Dampers, Rails, Springs, Deformation
Proceedings Papers

Vibration Analysis of a Coupled Multibody Dynamic Model of a Contact Mechanics Roller Rig

Sajjad Z. Meymand, Mehdi Taheri, Milad Hosseinipour, Mehdi Ahmadian
Proc. ASME. JRC2016, 2016 Joint Rail Conference, V001T10A005, April 12–15, 2016
Paper No: JRC2016-5813
DOI: https://doi.org/10.1115/JRC2016-5813
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Topics: Contact mechanics, Dynamic models, Rollers, Vibration analysis, Wheels, Dynamics (Mechanics), Rails, Force measurement, Vibration, Computer software