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Martin B. Hamper
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Journal Articles

Use of ANCF Surface Geometry in the Rigid Body Contact Problems: Application to Railroad Vehicle Dynamics

Martin B. Hamper, Cheng Wei, Ahmed A. Shabana
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. March 2015, 10(2): 021008.
Paper No: CND-13-1241
https://doi.org/10.1115/1.4027442
Published Online: March 1, 2015
View Article titled, Use of ANCF Surface Geometry in the Rigid Body Contact Problems: Application to Railroad Vehicle Dynamics
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Topics: Contact mechanics, Geometry, Interpolation, Railroads, Rails, Simulation, Shapes, Vehicles, Vehicle dynamics
Proceedings Papers

Use of ANCF Surface Geometry in the Rigid Body Contact Problem: Application to Railroad Vehicle Dynamics

Martin B. Hamper, Cheng Wei, Ahmed A. Shabana
Proc. ASME. IDETC-CIE2014, Volume 6: 10th International Conference on Multibody Systems, Nonlinear Dynamics, and Control, V006T10A025, August 17–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: DETC2014-35421
https://doi.org/10.1115/DETC2014-35421
View Paper titled, Use of ANCF Surface Geometry in the Rigid Body Contact Problem: Application to Railroad Vehicle Dynamics
Open the PDF for Use of ANCF Surface Geometry in the Rigid Body Contact Problem: Application to Railroad Vehicle Dynamics in another window
Topics: Contact mechanics, Geometry, Railroads, Vehicle dynamics, Interpolation, Algebra, Dynamics (Mechanics), Multibody systems, Rails, Vehicles
Proceedings Papers

A Spatial Geometry Approach to Variable Cross-Section Rail Modeling: Application to Switches and Turnouts

Martin B. Hamper, Conrad Ruppert, Jr., Cheng Wei, Ahmed A. Shabana
Proc. ASME. JRC2014, 2014 Joint Rail Conference, V001T02A006, April 2–4, 2014
Publisher: American Society of Mechanical Engineers
Paper No: JRC2014-3763
https://doi.org/10.1115/JRC2014-3763
View Paper titled, A Spatial Geometry Approach to Variable Cross-Section Rail Modeling: Application to Switches and Turnouts
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Topics: Geometry, Modeling, Rails, Switches, Vehicles, B-splines, Computer-aided design, Dynamics (Mechanics), Finite element analysis, Multibody systems
Proceedings Papers

Rolling Condition and Gyroscopic Moments in Curve Negotiations

Ahmed A. Shabana, Martin B. Hamper, James J. O’Shea
Proc. ASME. IDETC-CIE2012, Volume 6: 1st Biennial International Conference on Dynamics for Design; 14th International Conference on Advanced Vehicle Technologies, 323-334, August 12–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: DETC2012-70675
https://doi.org/10.1115/DETC2012-70675
View Paper titled, Rolling Condition and Gyroscopic Moments in Curve Negotiations
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Topics: Curve negotiation, Trajectories (Physics), Railroads, Vehicles, Wheelsets, Yaw, Degrees of freedom, Newton's laws of motion, Rails, Rollers
Journal Articles

Rolling Condition and Gyroscopic Moments in Curve Negotiations

Ahmed A. Shabana, Martin B. Hamper, James J. O’Shea
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. January 2013, 8(1): 011015.
Paper No: CND-12-1034
https://doi.org/10.1115/1.4006818
Published Online: July 23, 2012
View Article titled, Rolling Condition and Gyroscopic Moments in Curve Negotiations
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Topics: Curve negotiation, Trajectories (Physics), Wheelsets, Railroads, Rotation, Equations of motion, Yaw, Degrees of freedom, Wheels, Rails
Journal Articles

Use of Finite Element and Finite Segment Methods in Modeling Rail Flexibility: A Comparative Study

Martin B. Hamper, Antonio M. Recuero, José L. Escalona, Ahmed A. Shabana
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research Papers
J. Comput. Nonlinear Dynam. October 2012, 7(4): 041007.
https://doi.org/10.1115/1.4006728
Published Online: June 21, 2012
View Article titled, Use of Finite Element and Finite Segment Methods in Modeling Rail Flexibility: A Comparative Study
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Topics: Deformation, Finite element analysis, Modeling, Rails, Wheels, Geometry
Proceedings Papers

Development of the Finite Segment Method for Modeling Railroad Track Structures

Martin B. Hamper, Khaled E. Zaazaa, Ahmed A. Shabana
Proc. ASME. JRC2011, 2011 Joint Rail Conference, 117-128, March 16–18, 2011
Publisher: American Society of Mechanical Engineers
Paper No: JRC2011-56099
https://doi.org/10.1115/JRC2011-56099
View Paper titled, Development of the Finite Segment Method for Modeling Railroad Track Structures
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Topics: Modeling, Railroads, Rails, Geometry, Equations of motion, Wheels, Vehicles, Algorithms, Computer software, Creep
Proceedings Papers

Modeling Rail Flexibility Using Finite Element and Finite Segment Methods

Martin B. Hamper, Antonio M. Recuero, Jose´ L. Escalona, Ahmed A. Shabana
Proc. ASME. JRC2011, 2011 Joint Rail Conference, 129-140, March 16–18, 2011
Publisher: American Society of Mechanical Engineers
Paper No: JRC2011-56106
https://doi.org/10.1115/JRC2011-56106
View Paper titled, Modeling Rail Flexibility Using Finite Element and Finite Segment Methods
Open the PDF for Modeling Rail Flexibility Using Finite Element and Finite Segment Methods in another window
Topics: Finite element analysis, Modeling, Rails, Deformation, Railroads, Dampers, Engineering simulation, Mode shapes, Multibody systems, Safety