Dr. Ahmed S Hassan

Professor     

Contact Information

• email: ashassan@jazanu.edu.sa
• phone: 017-3295000
• office: E1-62
• research account: Google Scholar

Biography Summary:

Education:

• Ph.D., Kyushu University, Japan, 1996

Academic experience:

• Professor: Mechanical Engineering Department, Faculty of Engineering Jazan Un., KSA, September, 2010-Now (Full Time).
• Professor: Mechanical Engineering Department, Faculty of Engineering, King Khaled Un., KSA, Sep.2007-2010. (Full Time).
• Professor: Mechanical Engineering Department, Faculty of Engineering, Assiut Uni., Assiut, Egypt, 2007 (Full Time)..
• Associated Professor: Mechanical Engineering Department, Faculty of Engineering Assiut University, Egypt. July, 2001 – Sept., 2007 (Full Time).
• Visiting Professor: of Mechanical & Industrial Engineering, Univ. of Manitoba, Winnipeg, Canada. Jan., 2001-April, 2001 (Full Time).
• Assistant Professor: Mechanical Engineering Department, Faculty of Engineering., Assiut University., Egypt April 1996 – Dec. 2000 (Full Time).
• Research Assistant, Institute of Advanced Material Study, Kyushu University, Japan. Jan. 1992 – Mar. 1996 (Full Time).
• Lecturer, Mechanical Engineering Department, Faculty of Engineering Assiut University, Dec. 1990 – Dec. 1991 (Full Time).

Non-academic experience:

• Consultant Engineer for Assiut Cement Company (1996 – 2007) Duty: Solving the unsteady operation of the compressors and their components. Solving problems of surging and rotating stall that happening in the blowers, fans and compressors. Make lectures in compressors and pumps troubleshooting and their maintenance. Design of cement production pipelines. (part-time).

Current membership in professional organizations:

• Chairman of the Committee for Evaluation of Engineering Research provided by the Deanship of Scientific Research at Jazan University, KSA, 2010-2016.     
• Member of the promotion committees, Jazan Un., KSA and Tiaz University, Arab Republic of Yemen, 2011-2015.
• Arbitration of a book translated into Arabic (Introd. to Carbon Capture and Sequestration, King Sauud Un., KSA.
• Airtight Journal of Thermal Science and Technology.

Certifications:

Research Interests:

Honors and Awards:

• Award for the best scientific research at the level of Assuit University
• Awarded a Japanese Government scholarship for Ph. D. study in centrifugal pumping systems at the Department of Thermal Energy Systems, Kyushu University, Fukuoka 816, Japan: January 1992 – Mach, 1996.
• Awarded Assiut university scholarship as Visiting Professor to Department of Mechanical Engineering, Manitoba University, Winnipeg, Canada from Jan. 22, 2001- April 22, 2001.

Publications and Presentations:

1. Ahmed Sayed Hassan, “Developing the performance of internal combustion engines and reducing emissions by injecting water with the air entering the engines”, Submitted to, ASME, Energy and Power Engineering, Nov., 2021.
2. Ahmed Sayed Hassan, “Improving the compressor stable operating range and gas turbine engine performance by spraying water at the compressor inlet” Under publication., 2021.
3. Ahmed Sayed Hassan, “Enhancement of the two stroke engine performance by spraying a quantity of water or recycling part of the exhaust gas to the intake manifold”, University of Ha’il Journal of Science (UOHJS), 07/2021.
4. Ahmed Sayed Hassan, “A practical and theoretical study to take advantage of the absorbed heat in a saline gradient solar basin with solar collectors to desalinate sea water”, Jouf University Science and Engineering Journal (JUSEJ);8(1): 13-21, 2021.
5. Ahmed Sayed Hassan, Experimental and theoretical study of a focused solar thermal tower model for seawater desalination, Jouf University Science and Engineering Journal (JUSEJ);8(1): 13-21, 2021.
6.  Ahmed Sayed Hassan, “Influence of water or steam inoculation on the performance of internal combustion engines”, Jouf University Science and Engineering Journal, ISSN: 1658-6670, Dec. 2019.
7. Ahmed Sayed Hassan, “Enhancement of the two-stroke engine performance by recirculating the exhaust gas and injecting some water into the suction stroke”, Accepted for publication in the proceedings of International Conference on Experimental and Numerical Flow and Heat Transfer (ENFHT21), ID:51, London, England 20-22,2021, Received for International Journal of Environmental Sciences, Manuscript ID: IJES-04-9980, April. 22, 2021.
8. Ahmed Sayed Hassan, “The effect of water spraying in the gasoline engine intake pipe on nitrogen oxide emissions and engine performance”, Submission Received for Heat Transfer Engineering (Submission ID: 219483324), April 2021.
9. Ahmed Sayed Hassan, “Water Injection to Improve the Performance of Internal Combustion Engines and Reduce Emissions”, Under publication, 2021.
10.  Ahmed Sayed Hassan, “Experimental and Theoretical Study of a Focused Solar Thermal Tower Model for Seawater Desalination”, Aljouf University Science and Engineering Journal (AUSEJ), ISSN: 1658-6670, 6(2): 01-08, March 26, 2021.
11. Ahmed Sayed Hassan,” A Practical and Theoretical Study to Take Advantage of the Absorbed Heat in a Saline Gradient Solar Basin with Solar Collectors to Desalinate Sea Water”, Aljouf University Science and Engineering Journal (AUSEJ), ISSN: 1658-6670, 6(2): 01-08, March. 10, 2021
12. Ahmed Sayed Hassan, “Influence of water or steam inoculation on the performance of the internal combustion engines”, Aljouf University Science and Engineering Journal (AUSEJ), ISSN: 1658-6670, 6(2): 01-08, Dec. 20, 2019.
13. Ahmed Sayed Hassan, “Study and Control of Unsteady Flow in the Turbocharger of Diesel Engines”, Fifth International Conference on Advances in Mechanical Aeronautical and Production Techniques, IRED/ MART/16/ 1092, Feb. 2016; Recent Researches in Mechanical and Transportation Systems, ISBN: 978-1-61804-316-0, Proceedings of the 6th International Conference on Automotive and Transportation Systems (ICAT '15), Salerno, Italy, June 27-29, 2017.
14. Ahmed Sayed Hassan, “Influence of Ignition Delay on the Performance of the Diesel Engines”, WSEAS Journal Search, Transactions on Heat and Mass Transfer, accepted 10.11.2015(ID: 5812-200), published, 2015.
15. Ahmed Sayed Hassan, “Numerical Study of Turbulent Periodic Flow and Heat Transfer in a Square Channel with Different Ribs”, Journal of Applied Mathematics and Physics, ISSN: 2327-4352, Vol. 1, Nu. 6, 65-73, (http://www.scirp.org/journal/jamp,http://dx.doi.org/10.4236/jamp), Nov., 2013.
16. Ahmed Sayed Hassan, “Experimental and Theoretical Study of Micro Gas Turbine Performance Augmentation”, Emirates Journal for Engineering Research, 16 (2), 79-88, 2011.
17. Ahmed Sayed Hassan, “Modeling of a Turbocharger with the Diesel Engine and Control of Compressor Surge” Journal of Engineering Sciences, Faculty of Engineering, Assuit University, Egypt, Vol.34, No.1, pp.491-508, 2007.
18. Ahmed S. Hassan," Influence of the volute design parameters on the performance of a centrifugal compressor of an aircraft turbocharger", Proc. IMechE, Part A: J. Power and Energy, 221 695–704, 2006.
19. Ahmed Sayed Hassan, “Active Suppression of Aerodynamic Instabilities in the Axial Flow Compressors”, 11th International symposium on Unsteady Aerodynamics, Aero acoustics and Aero elasticity of Turbomachines (ISUAAAT-2006), Moscow, Russia, September 4-8, 2006.
20. Ahmed Sayed Hassan, “Influence of the Volute Design Parameters on the Performance of a Centrifugal Compressor of an Aircraft Turbocharger”, Eighth International Congress of Fluid Dynamics and Propulsion, (ICFDP8, ASME) Sharm El-Sheikh, Sinai, Egypt, December 14-17, 2006.
21. Ahmed Sayed Hassan, “Active Suppression of Aerodynamic Instabilities in the Axial Flow Compressors”, Journal of Engineering Sciences, Faculty of Engineering, Assuit University, Egypt, Vol.34, No.6, pp.1843-1864, Nov. 2006.
22. Ahmed Sayed Hassan, “Investigate of Centrifugal Compressor Stabilization Techniques”, Journal of Engineering Sciences, Assuit University, Vol.33, No.6, pp. 2129-2147, Nov. 2005.
23. Ahmed Sayed Hassan, “Validations and Investigations of a Kaplan Turbine Performance Characteristics”, WSEAS and IASME Conferences, Corfu, Greece, Paper No. 488-410, August 17-19, 2004 and Journal of Engineering Sciences, Assuit University, Vol. 33, No. 4, pp. 1341-1357, July 2005. 
24. Ahmed Sayed Hassan, “Experimental and Theoretical Study of Some Factors Affecting Centrifugal Compressor Performance”, Journal of Engineering Sciences, Assuit University, Vol.33, No.2, pp.491-508, March 2005.
25. Ahmed Sayed Hassan, "Stability and Performance of a Low Speed Compressor with Modified Casing”, WSEAS and IASME Conferences, Corfu, Greece, Paper No. 488-407, August 17-19, 2004 and Journal of Engineering Sciences, Assuit University, Vol.32, No.5, pp.2025-2047, Nov. 2004.
26. Ahmed Sayed Hassan, “Study of the performance of a swash plate compressor incorporated with an automotive air conditioning system”, Journal of Engineering Sciences, Assuit University, Vol.32, No.1, pp.181-197, January 2004.
27.  Ahmed Sayed Hassan, “Influence of vaneless region design geometry on the performance of centrifugal compressor”, Journal of Engineering Sciences, Assuit University, Vol.32, No.1, pp.199-217, January 2004.
28.  Ahmed Sayed Hassan, “Effect of inlet guide vane and inducer's blades on the performance of low pressure compressor”, Journal of Engineering Sciences, Assuit University, Vol.31, No.2, pp.365-383, April 2003.
29.  Ahmed Sayed Hassan, “Prediction and optimization of a radial flow hydraulic turbine performance”, Journal of Engineering Sciences, Assuit University, Vol.31, No.2, pp.321-343, April 2003.
30.  Ahmed Sayed Hassan, “Influence of tandem vane rotor design on the performance of low pressure compressors”, Journal of Engineering Sciences, Assuit University, Vol.30, No.3, pp.647-655, July 2002.
31.  Ahmed Sayed Hassan, “Enhancement of centrifugal compressor diffuser performance with small vanes installation”, Journal of Engineering Sciences, Assuit University, Vol.30, No.2, pp.403-421, April 2002.
32.  Ahmed Sayed Hassan, “Diffusers in centrifugal compressors” Technical Report, Mechanical Engineering Department, Assuit University, Egypt, June 2001.
33.  Ahmed Sayed Hassan, “Numerical study of the flow in vaneless and vaned diffuser of a centrifugal compressor”, Bulletin of the Faculty of Engineering, Assuit University, Vol.30, No.1, January 2001.
34.  Ahmed Sayed Hassan, “Numerical Study of unsteady flow in a radial vaned diffuser” 9th International Symposium on Unsteady Aerodynamics and Aero elasticity of Turbo-machines, Lyon-France, Sep.4-8 , 2000.
35.  Ahmed Sayed Hassan, “Effect of compression system components arrangements on its performance and limits of flow instability” Bulletin of the Faculty of Engineering, Assuit University, Vol.28, No.3, Sep. 2000.
36.  Ahmed Sayed Hassan, “Influence of inducer design parameters on the instability margins and performance of centrifugal compressors” Bulletin of the Faculty of Engineering, Assuit University, Vol.27, No.2, July 1999.
37. Ahmed Sayed Hassan, “Effect of inducer length on operating range and characteristics of centrifugal compressors” Bulletin of the Faculty of Engineering, Assuit University, Vol.27, No.1, July 1999.
38. Ahmed Sayed Hassan, “Two-dimensional Analysis of axial flow turbine performance” Bulletin of the Faculty of Engineering, Minia University, Vol.18, No.1, pp. 64-69, Dec.1999.
39. Ahmed Sayed Hassan, “Active suppression of compressor flow instability” (T.H. Fransson), Unsteady Aerodynamics and Aero elasticity of Turbo-machines, pp. 495-509, Elsevier 1997.
40. Ahmed Sayed Hassan, “Influence of diffuser design parameters on the performance and flow instability of centrifugal blower” 10th International Conference on Thermal and Power Engineering, Assuit University, Assuit, Egypt, pp. 397-411, Dec.16-19, 1997.
41. Ahmed Sayed Hassan, “Methods for increasing limits of stability in centrifugal compressor” 10th International Conference on Thermal and Power Engineering, Assuit University, Assuit, Egypt, pp. 383-395, Dec.16-19, 1997.
42. Ahmed Sayed Hassan, “Active suppression of compressor flow instability” 10th International Conference on Thermal and Power Engineering, Assuit University, Assuit, Egypt, pp. 367-381, Dec.16-19, 1997.
43. Ahmed Sayed Hassan, “Experimental investigation on stall and surge in centrifugal blower with and without low solidity cascade diffusers” Ph.D. Department of Thermal Energy System, Kyushu University, Fukuoka 816, Japan, 1996.
44. Ahmed Sayed Hassan, “Experimental investigation on stall and surge in centrifugal blower” Unsteady Aerodynamics and Aero elasticity of Turbo-machines, pp. 727-736, Elsevier 1995.
45. Ahmed Sayed Hassan, “Experimental investigation and Numerical Simulation on surge in a low specific speed centrifugal blower” Bulletin of Department of Thermal Energy System, Kyushu Un., Fukuoka 816, Japan, 1995.
46. Ahmed Sayed Hassan, “Experimental investigation on stall and surge in centrifugal blower” 7th International Symposium on Unsteady Aerodynamics and Aero elasticity of Turbo-machines (ISUAAT), Sep.5-9, Fuk, Japan 1994.
47. Ahmed Sayed Hassan, “Influence of impeller design parameters on the performance and flow phenomenon of the centrifugal compressors” M. Sc. Thesis, Assuit University, Egypt, 1991.