PUBLICATIONS -- Railway Dynamics

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  1. Dong, R., Sankar, S., Dukipatti, R., Ahmed, A.K.W., Hu, Y.S., “ Modeling the Vertical Dynamics of Railway Vehicle-Track System”, JSME International Journal, Submitted February 2000.

  2. Dong, R., Ahmed, A.K.W., Hu, Y.S., Liu, Y., “Railway Track Modeld as a Timoshenko Beam on Periodically Changed Elastic Foundation”,  Journal of Sound and Vibration, Submitted Nov. 1999.

  3. Ahmed, A.K.W., Liu, C.Y., Haque, I., “Computer Simulation of Steady-State Curving Performance of High Speed Articulated Train Sets”, Transactions of CSME, Vol 20, No. 4, pp. 365-389, 1996.

  4. Ahmed, A.K.W., Liu, C.Y., Haque, I., “Computer Simulation of Steady-State Curving Performance of High Speed Articulated Train Sets”,Transactions of CSME, Vol 20, No. 4, pp. 365-389, 1996.

  5. Ahmed, A.K.W., Liu, C.Y., and Haque, I., “Steady State Curving Performance and Stability-Curving Trade-off for High Speed Articulated Train Sets”, 1996 CSME Forum, McMaster University, Hamilton, Ontario, May 1996.

  6. R. Dong, S. Sankar et R.V. Dukkipati, “Sur la prédiction des charges d'impact roue/rail dans les chemins de fer,” comptes rendus de l’ITTTG’93, Lille, France.

  7. F. Oueslati, S. Sankar et A.K.W. Ahmed, “Suspension active à réaction sur un ensemble réduit de variables d'état pour l’amélioration de la qualité de roulement de véhicules ferroviaires soumis à des efforts verticaux dûs à des irrégularitiés de la voie,“ comptes rendus de l’ITTTG’93, Lille, France.

  8. Richard, M.J. and Anderson, R.J., “Dynamic Simulation of Railway Vehicles using Vector-Network Methods,” Proceedings of the Canadian Society for Mechanical Engineering Forum, University of Toronto, June 3-9, 1990,.pp. 299-305.

  9. S. Sankar, and A.K.W. Ahmed, “Deficiencies of Creep-Control Wheelset in Railway Vehicle Curve Negotiation,” Proceedings of the CSME Mechanical Engineering Forum, University of Toronto, Ontario, June 3-9, 1990.

  10. Ahmed, A.K.W., and Sankar, S., “An Examination of Railway Vehicle Stability Pertaining to Torsional Flexibility of the Wheelsets,” Proceedings of the 12th Biennial ASME Conference on Mechanical Vibration and Noise Control, Montreal, Canada, September, 1989.

  11. Ahmed, A.K.W., and Sankar, S., “Curving Stability and Curving Trade Offs of Railway Freight Car System with Creep-Control Wheelsets,” Proceedings of the 1st Pan American Congress of Applied Mechanics, Rio de Janeiro, Brazil, January 3-6, 1989.

  12. Ahmed, A.K.W., and Sankar, S., "Curving and Stability-Curving Trade Offs of Railway Freight Car System with Creep-Control Wheelsets, Proceedings of 1st Pan American Congress of Applied Mechanics, Rio de Janeiro, Brazil, January 3-6, 1989.

  13. Ahmed, A.K.W., and Sankar, S., “Influence of System Parameters on the Critical Speed of Railway Freight Car System with Elasto-Damper Coupled Wheelset”, International Journal of Vehicle Design, Special Publication, Vehicle Systems Performance and Control, pp. 205-217, 1989.

  14. Ahmed, A.K.W., and Sankar, S., “An Examination of Railway Vehicle Stability Pertaining to Torsional Flexibility of the Wheelsets”, 12th Biennial ASME Conference on Mechanical Vibration and Noise Control, Montreal, Canada, September 17-21, Vol. 18-5, 1989, pp. 123-130.

  15. Ahmed, A.K.W., and Sankar, S., “Influence of System Parameters on the Critical Speed of Railway Freight Car System with Elasto-Damper Coupled Wheelset”, International Journal of Vehicle Design, Special Publication, Vehicle Systems Performance and Control, pp. 205-217, 1989.

  16. Ahmed, A.K.W., and Sankar, S., “Steady State Curving Performance of Railway Freight Truck with Damper Coupled Wheelsets”, International Journal of Vehicle System Dynamics, Vol. 17, pp. 295-315, 1988.

  17. Ahmed, A.K.W., and Sankar, S., “Stability and Curving Performance of Railway Freight Truck with Damper Coupled Wheelsets”, ASME Paper No. 87-WA/DSC-20, 108th ASME Winter Annual Meeting, Boston, Dec. 1987.

  18. Ahmed, A.K.W., and Sankar, S., “Influence of System Parameters on the Critical Speed of Railway Freight Car System with Elasto- Damper Coupled Wheelset”, Fourth IAVD Congress on Vehicle Design and Components, Geneva, Switzerland, March 3-6, 1987.

  19. Ahmed, A.K.W., and Sankar, S., “Lateral Stability Behaviour of Railway Freight Car System with Elasto-Damper Coupled Wheelset: Part 1 - Wheelset Model”, ASME Journal of Mechanisms, Transmissions, and Automation in Design, Vol. 109, pp. 493-499, 1987.

  20. Ahmed, A.K.W., and Sankar, S., “Lateral Stability Behaviour of Railway Freight Car System with Elasto-Damper Coupled Wheelset: Part 2 - Truck Model”, ASME Journal of Mechanisms, Transmissions, and Automation in Design, Vol. 109, pp. 500-507, 1987.

  21. Ahmed, A.K.W., and Sankar, S., “Lateral Stability Behaviour of Railway Freight Car System with Elasto-Damper Coupled Wheelset: Part 1 - Wheelset Model”, ASME Paper No. 86-DET-53, Design Technology Conference, Columbus, Ohio, October 5-8, 1986.

  22. Ahmed, A.K.W., and Sankar, S., “Lateral Stability Behaviour of Railway Freight Car System with Elasto-Damper Coupled Wheelset: Part 2 - Truck Model”, ASME Paper No. 86-DET-54, Design Technology Conference, Columbus, Ohio, October 5-8, 1986.

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