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Steven W. Kirkpatrick
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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
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

Crash Energy Management Design for the LACMTA HR4000 Heavy Rail Vehicle

Anbo Wang, Yanwen Liu, Xiaofang Liu, Steven W. Kirkpatrick, Virginia Phan, Robert T. Bocchieri
Proc. ASME. JRC2020, 2020 Joint Rail Conference, V001T06A004, April 20–22, 2020
Paper No: JRC2020-8043
https://doi.org/10.1115/JRC2020-8043
View Paper titled, Crash Energy Management Design for the LACMTA HR4000 Heavy Rail Vehicle
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Topics: Design, Energy management, Rail vehicles
Proceedings Papers

An Evaluation of Passenger Mass Effects in Crashworthiness Analyses of Heavy Rail Vehicles

Steven W. Kirkpatrick, Robert T. Bocchieri, Alexander Zeigle, Xiaofang Liu, Yanwen Liu, Anbo Wang
Proc. ASME. JRC2020, 2020 Joint Rail Conference, V001T09A002, April 20–22, 2020
Paper No: JRC2020-8044
https://doi.org/10.1115/JRC2020-8044
View Paper titled, An Evaluation of Passenger Mass Effects in Crashworthiness Analyses of Heavy Rail Vehicles
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Topics: Crashworthiness, Energy management, Rail vehicles
Proceedings Papers

Development of a Prototype Retrofit Bumper for Improved Light Rail Vehicle Safety

Robert A. MacNeill, Steven W. Kirkpatrick, Robert T. Bocchieri, Glenn Gough
Proc. ASME. JRC2015, 2015 Joint Rail Conference, V001T06A020, March 23–26, 2015
Paper No: JRC2015-5810
https://doi.org/10.1115/JRC2015-5810
View Paper titled, Development of a Prototype Retrofit Bumper for Improved Light Rail Vehicle Safety
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Topics: Engineering prototypes, Light rail vehicles, Safety, Design, Collisions (Physics), Vehicles, Wounds, Downtime, Finite element analysis, Geometry
Proceedings Papers

Crashworthiness and Puncture Protection Analyses of Liquified Natural Gas Tenders

Steven W. Kirkpatrick, Claudia Northrup
Proc. ASME. JRC2015, 2015 Joint Rail Conference, V001T06A021, March 23–26, 2015
Paper No: JRC2015-5812
https://doi.org/10.1115/JRC2015-5812
View Paper titled, Crashworthiness and Puncture Protection Analyses of Liquified Natural Gas Tenders
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Topics: Crashworthiness, Liquefied natural gas, Fuels, Collisions (Physics), Railroads, Safety, Stress, Diesel, Engineering standards, Locomotives
Proceedings Papers

Side Impact Testing and Analyses of Unpressurized Tank Cars

Steven W. Kirkpatrick, Robert A. MacNeill, Francisco Gonzalez, III, Przemyslaw Rakoczy
Proc. ASME. JRC2015, 2015 Joint Rail Conference, V001T06A022, March 23–26, 2015
Paper No: JRC2015-5813
https://doi.org/10.1115/JRC2015-5813
View Paper titled, Side Impact Testing and Analyses of Unpressurized Tank Cars
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Topics: Impact testing, Railway tank cars, Automobiles, Finite element analysis, Pressure tanks, Stiffness, Testing, Crashworthiness, Governments, Pressure
Proceedings Papers

Analysis and Development of Performance-Based Requirements for Railroad Tank Cars

Steven W. Kirkpatrick, Robert A. MacNeill, Francisco Gonzalez, III
Proc. ASME. JRC2014, 2014 Joint Rail Conference, V001T06A006, April 2–4, 2014
Paper No: JRC2014-3765
https://doi.org/10.1115/JRC2014-3765
View Paper titled, Analysis and Development of Performance-Based Requirements for Railroad Tank Cars
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Topics: Railway tank cars, Finite element analysis, Impact testing, Crashworthiness, Governments, Regulations, Safety, Testing
Proceedings Papers

Tank Car Puncture Analyses for Various Impactors and Impact Conditions

Steven W. Kirkpatrick, Francisco Gonzalez, III, Karl Alexy
Proc. ASME. JRC2013, 2013 Joint Rail Conference, V001T02A016, April 15–18, 2013
Paper No: JRC2013-2560
https://doi.org/10.1115/JRC2013-2560
View Paper titled, Tank Car Puncture Analyses for Various Impactors and Impact Conditions
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Topics: Railway tank cars, Finite element analysis, Damage, Failure, Impact testing, Simulation
Proceedings Papers

Lading Effects on Tank Car Impact Response

Steven W. Kirkpatrick, Virginia Phan
Proc. ASME. RTDF2012, ASME 2012 Rail Transportation Division Fall Technical Conference, 65-74, October 16–18, 2012
Paper No: RTDF2012-9420
https://doi.org/10.1115/RTDF2012-9420
View Paper titled, Lading Effects on Tank Car Impact Response
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Topics: Railway tank cars, Fluids, Pressure, Approximation, Modeling, Water, Compressed air, Density, Design, Dynamic response
Proceedings Papers

Development of Analytical Models for Railroad Tank Car Impact and Puncture Behaviors

Steven W. Kirkpatrick, Joseph M. Munaretto, Virginia Phan, Robert A. MacNeill
Proc. ASME. RTDF2012, ASME 2012 Rail Transportation Division Fall Technical Conference, 75-84, October 16–18, 2012
Paper No: RTDF2012-9421
https://doi.org/10.1115/RTDF2012-9421
View Paper titled, Development of Analytical Models for Railroad Tank Car Impact and Puncture Behaviors
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Topics: Railway tank cars, Geometry, Computers, Deflection, Finite element analysis, Impact testing, Safety, Simulation, Testing
Proceedings Papers

Detailed Impact Analyses for Development of the Next Generation Rail Tank Car: Part 2—Development of Advanced Tank Car Protection Concepts

Steven W. Kirkpatrick
Proc. ASME. RTDF2009, ASME 2009 Rail Transportation Division Fall Technical Conference, 53-60, October 20–21, 2009
Paper No: RTDF2009-18017
https://doi.org/10.1115/RTDF2009-18017
View Paper titled, Detailed Impact Analyses for Development of the Next Generation Rail Tank Car: Part 2—Development of Advanced Tank Car Protection Concepts
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Topics: Rails, Railway tank cars, Accidents, Collisions (Physics), Design, Finite element analysis, Finite element model, Impact testing, Modeling
Proceedings Papers

Detailed Impact Analyses for Development of the Next Generation Rail Tank Car: Part 1—Model Development and Assessment of Existing Tank Car Designs

Steven W. Kirkpatrick
Proc. ASME. RTDF2009, ASME 2009 Rail Transportation Division Fall Technical Conference, 43-51, October 20–21, 2009
Paper No: RTDF2009-18016
https://doi.org/10.1115/RTDF2009-18016
View Paper titled, Detailed Impact Analyses for Development of the Next Generation Rail Tank Car: Part 1—Model Development and Assessment of Existing Tank Car Designs
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Topics: Model development, Rails, Railway tank cars, Finite element model, Impact testing, Accidents, Collisions (Physics), Design, Modeling
Proceedings Papers

Collision Safety Improvements for Light Rail Vehicles Operating in Shared Right of Way Street Environments

Robert T. Bocchieri, Steven W. Kirkpatrick, Claudia Navarro-Northrup, Robert A. MacNeill, Brian D. Peterson, Glenn Gough
Proc. ASME. RTDF2009, ASME 2009 Rail Transportation Division Fall Technical Conference, 61-70, October 20–21, 2009
Paper No: RTDF2009-18018
https://doi.org/10.1115/RTDF2009-18018
View Paper titled, Collision Safety Improvements for Light Rail Vehicles Operating in Shared Right of Way Street Environments
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Topics: Collisions (Physics), Light rail vehicles, Roads, Safety, Automobiles, Vehicles, Computer simulation, Crashworthiness, Design, Geometry
Proceedings Papers

Development of Crash Energy Management for Light Rail Vehicles

Steven W. Kirkpatrick, Robert A. MacNeill, Glenn Gough, Emil Hice
Proc. ASME. JRC-ICE2007, ASME/IEEE 2007 Joint Rail Conference and Internal Combustion Engine Division Spring Technical Conference, 215-223, March 13–16, 2007
Paper No: JRC/ICE2007-40114
https://doi.org/10.1115/JRC/ICE2007-40114
View Paper titled, Development of Crash Energy Management for Light Rail Vehicles
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Topics: Energy management, Light rail vehicles, Design, Safety, Stress, Crashworthiness, Automotive design, Collisions (Physics), Rails, Corners (Structural elements)
Proceedings Papers

Post-Collision Inspection and Data Analysis of a Passenger Rail Car

Robert A. MacNeill, Steven W. Kirkpatrick
Proc. ASME. RTD2002, Joint Rail, 1-8, April 23–25, 2002
Paper No: RTD2002-1638
https://doi.org/10.1115/RTD2002-1638
View Paper titled, Post-Collision Inspection and Data Analysis of a Passenger Rail Car
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Topics: Collisions (Physics), Inspection, Rails, Buses, Rail vehicles, Railroad passenger cars, Accelerometers, Concrete walls, Crashworthiness, Photography
Proceedings Papers

Development of a Computer Model for Prediction of Collision Response of a Railroad Passenger Car

Steven W. Kirkpatrick, Robert A. MacNeill
Proc. ASME. RTD2002, Joint Rail, 9-16, April 23–25, 2002
Paper No: RTD2002-1639
https://doi.org/10.1115/RTD2002-1639
View Paper titled, Development of a Computer Model for Prediction of Collision Response of a Railroad Passenger Car
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Topics: Collisions (Physics), Computers, Railroad passenger cars, Finite element model, Automobiles, Impact testing, Rails, Vehicles
Proceedings Papers

Risk Assessment for Damaged Pressure Tank Cars

Steven W. Kirkpatrick, Richard W. Klopp
Proc. ASME. PVP2003, Computer Technology and Applications, 333-341, July 20–24, 2003
Paper No: PVP2003-1920
https://doi.org/10.1115/PVP2003-1920
View Paper titled, Risk Assessment for Damaged Pressure Tank Cars
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Topics: Automobiles, Pressure tanks, Risk assessment, Maintenance, Rails, Damage, Engineering simulation, Finite element analysis, Fracture (Materials), Salvage (Wastes)
Proceedings Papers

Developing Guidelines for Crashworthiness of Light Rail Vehicles in Mixed Fleet Operations

Steven W. Kirkpatrick, Martin P. Schroeder, Juan Carlos Valde´s Salazar
Proc. ASME. IMECE2002, Rail Transportation, 129-137, November 17–22, 2002
Paper No: IMECE2002-39623
https://doi.org/10.1115/IMECE2002-39623
View Paper titled, Developing Guidelines for Crashworthiness of Light Rail Vehicles in Mixed Fleet Operations
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Topics: Crashworthiness, Light rail vehicles, Vehicles, Collisions (Physics), Automobiles, Safety, Design, Rails, Risk, Automotive design