Publications

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2023
Atyya, M., G. M. ElBayoumi, and M. Lotfy, "Optimal shape design of an airship based on geometrical aerodynamic parameters", Beni-Suef University Journal of Basic and Applied Sciences, vol. 12:25, 2023.
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2019
 Abd-Elaal, M., M. Lotfy, T. Nabil, and E. A., "Condition based monitoring of a small centrifugal pump by vibration analysis", International Conference on Aerospace Sciences & Aviation Technology, Military Technical College, Cairo, Egypt, April 9-11, 2019.
El-Sayed, H. M., M. Lotfy, H. N. Zohny, and H. S. Riad, "Assessment of degradation of railroad rails: finite element analysis of insulated joints and unsupported sleepers", Journal of Mechanics of Materials and Structures , vol. 14, issue 3, pp. 429--448, 2019.
Abdel Fatah, A. A., M. A. Hassan, M. Lotfy, and A. S. Dimitri, "Health Monitoring of Centrifugal Pumps Using Digital Models", Journal of Dynamic Systems, Measurement, and Control (ASME), vol. 141, issue 9, 2019.
2018
El-Sayed, M., A. El Domiaty, A. I. Mourad, and M. Lotfy, "Leak Before Break Fracture Assessment For X70 Steel Pressurized Tubes With Axial Surface Crack", Pressure Vessels & Piping Conference proceedings, PVP2018, , Prague, Czech Republic., July 15-20, 2018.
Abdel Fatah, A. A., M. A. Hassan, M. Lotfy, and A. S. Dimitri, "Using Digital Models for Condition Based Maintenance of High Pressure Pumps in SWRO Desalination Plants", Asia Turbomachinery and Pump Symposium ATPS2018, Singapore, 14 March, 2018.
H.M., E. -sayed, M. Lotfy, E. -din Z. H.N., and R. H.S., "A three dimensional finite element analysis of insulated rail joints deterioration", Engineering Failure Analysis, vol. Vol. 91 , issue (Apr. 2018) , pp. PP. 201–215., 2018.
2017
El-Sayed, H. M., M. Lotfy, E. -din Z. H.N., and R. H.S., "Prediction of fatigue crack initiation life in railheads using finite element analysis", Ain Shams Engineering Journal; hosted by Elsevier , issue (June 2017),, 2017.