Publications

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El-Shafel, A., and J. P. Hathout, "Modelling and Control of HSFDs for Active Control of Rotor-Bearing Systems", ASME 1994 International Gas Turbine and Aeroengine Congress and Exposition: American Society of Mechanical Engineers, pp. V005T14A004–V005T14A004, 1994. Abstract
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El-Shafei, A., "Fluid Inertia Effects in Squeeze Film Dampers", Proceedings of Damping, vol. 89, pp. 1–15, 1989. Abstract
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El-Shafei, A., A. S. Dimitri, T. Saqr, and M. El-Hakim, "Test Rig Characterization and Dynamic Testing of a Smart Electro-Magnetic Actuator Journal Integrated Bearing", Proceedings of the 9th IFToMM International Conference on Rotor Dynamics: Springer International Publishing, pp. 1145–1156, 2015. Abstract
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El-Shafei, A., S. H. Tawfick, M. S. Raafat, and G. M. Aziz, "Some experiments on oil whirl and oil whip", Journal of Engineering for Gas Turbines and Power, vol. 129, no. 1: American Society of Mechanical Engineers, pp. 144–153, 2007. Abstract
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El-Shafei, A., and A. S. El-Kabbany, "Rotordynamic Performance of Finite Length Squeeze Film Dampers", ASME Turbo Expo 2003, collocated with the 2003 International Joint Power Generation Conference: American Society of Mechanical Engineers, pp. 499–507, 2003. Abstract
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El-Shafei, A., and A. S. Dimitri, "Controlling journal bearing instability using active magnetic bearings", Journal of Engineering for Gas Turbines and Power, vol. 132, no. 1: American Society of Mechanical Engineers, pp. 012502, 2010. Abstract
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El-Shafei, A., "Supports for Controlling Rotating Machinery Vibrations", VIBRATIONS-WILLOWBROOK-, vol. 22, no. 1: THE VIBRATION INSTITUTE, pp. 5, 2006. Abstract

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El-Shafei, A., and S. H. Crandall, "Fluid inertia forces in squeeze film dampers", Rotating Machinery and Vehicle Dynamics, vol. 35: ASME Publication DE, pp. 219–228, 1991. Abstract
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El-Shafei, A., and M. El-Hakim, "Development of a Test Rig and Experimental Verification of the Performance of HSFDs for Active Control of Rotors", ASME 1995 International Gas Turbine and Aeroengine Congress and Exposition: American Society of Mechanical Engineers, pp. V005T14A024–V005T14A024, 1995. Abstract
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El-Shafei, A., "A finite difference model for squeeze film dampers.", Journal of Engineering and Applied Science, vol. 49, no. 1, pp. 159–174, 2002. Abstract
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El-Shafei, A., and R. Y. K. Yakoub, "Optimum design of squeeze film dampers supporting multiple-mode rotors", Journal of engineering for gas turbines and power, vol. 124, no. 4: American Society of Mechanical Engineers, pp. 992–1002, 2002. Abstract
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El-Shafei, A., "Modeling finite squeeze film dampers", ASME Turbo Expo 2002: Power for Land, Sea, and Air: American Society of Mechanical Engineers, pp. 1175–1186, 2002. Abstract
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El-Shafei, A., A. S. El-Kabbany, and A. A. Younan, "Rotor balancing without trial weights", Journal of engineering for gas turbines and power, vol. 126, pp. 604, 2004. Abstract
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El-Shafei, A., and N. Rieger, "Automated diagnostics of rotating machinery", ASME Turbo Expo 2003, collocated with the 2003 International Joint Power Generation Conference: American Society of Mechanical Engineers, pp. 491–498, 2003. Abstract
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El-Shafei, A., "MODELLING FLUID INERTIA FORCES OF SHORT JOURNAL BEARINGS", Vibration of rotating systems: presented at the 1993 ASME design technical conferences, 14th Biennial Conference on Mechanical Vibration and Noise, Albuquerque, New Mexico, September 19-22, 1993, vol. 60: Amer Society of Mechanical, pp. 129, 1993. Abstract
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El-Shafei, A., Dynamics of rotors incorporating squeeze film dampers, : Massachusetts Institute of Technology, 1988. Abstract
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El-Shafei, A., "A New Design of Intershaft Squeeze Film Dampers", Proceedings of the Vibration Institute, pp. 15–23, 1988. Abstract
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El-Shafei, A., M. M. El-Hakim, J. P. Hathout, and R. Y. Youssef, Development of Hybrid Squeeze Film Damper for Active Control of Rotor Vibrations, : Report No. MDP-EOARD-1/94, Cairo University, 1994. Abstract
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El-Shafei, A., and R. V. Eranki, "Dynamic analysis of squeeze film damper supported rotors using equivalent linearization", Journal of engineering for gas turbines and power, vol. 116, no. 3: American Society of Mechanical Engineers, pp. 682–691, 1994. Abstract
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El-Shafei, A., "Diagnosis of Installation Problems of Turbomachinery", ASME Turbo Expo 2002: Power for Land, Sea, and Air: American Society of Mechanical Engineers, pp. 525–534, 2002. Abstract
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El-Shafei, A., "Unbalance response of a Jeffcott rotor incorporating long squeeze film dampers", Journal of Vibration and Acoustics, vol. 113, no. 1: American Society of Mechanical Engineers, pp. 85–94, 1991. Abstract
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El-Shafei, A., "Perturbation solution for finite squeeze-film dampers executing linear motion", Tribology Letters, vol. 14, no. 2: Kluwer Academic Publishers-Plenum Publishers, pp. 111–121, 2003. Abstract
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El-Shafei, A., "Developments in Fluid Film Bearing Technology", IUTAM Symposium on Emerging Trends in Rotor Dynamics: Springer Netherlands, pp. 201–215, 2011. Abstract
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El-Shafei, A., "Unbalance response of a jeffcott rotor incorporating short squeeze film dampers", ASME 1989 International Gas Turbine and Aeroengine Congress and Exposition: American Society of Mechanical Engineers, pp. V005T13A004–V005T13A004, 1989. Abstract
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El-Shafei, A., A. T. Massoud, M. El-Hakim, J. P. Hatbout, and R. Youssef, Control of Rotor Vibrations Using Hybrid Squeeze Film Dampers, : CAIRO UNIV GIZA (EGYPT) FACULTY OF ENGINEERING, 1997. Abstract
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