GALAL MOHAMED ZAKI

GALAL MOHAMED ZAKI
(Revised Feb. 2008)
Mechanical Engineering Dept.
College of Engineering
King Abdulaziz University
P.O. Box 80204, Jeddah 21589,
Kingdom of Saudi Arabia
Home Phone: 966 (2) 670-2392
Office : 966 (2) 695-2249
Fax. : 966 (2) 695-2182
Cairo : 202 (02)245-6877
Alex. : 203 (03)546-9964
E,Mail : gzaki@kau.edu.sa
: zakigalal@hotmail.com
EDUCATION
Ph.D.,Thermal Engineering NIT, University of Norway, Trondheim, 1972
M.Sc., Mechanical Engineering Cairo University, 1969
Nuclear Eng.Supp.Course Atomic Energy Est. 1966-67
B. Sc., Mechanical Eng. (power) Alexandria University, 1965
POSITIONS HELD
At present Professor, Mechanical Engineering, Thermal and Desalination Technology
Department.
1982-1985 Research professor, Department of Nuclear Engineering, University of New
Mexico, Albuquerque, working for the joint Sandia - General Atomics,
TRIGA Development program.
1977-1982 Assistant and Associate professor of Mechanical Engineering, Faculty of
Engineering El-Fateh University.
1972-1976 Atomic Energy Research Center, Heat Transfer and Desalination
Laboratory AEE, Cairo
1968-1972 Institute for Atomic Energy IFA, Kjeller Norway and Institute for Damp on
Forbrenings Technique, Trondheim, Norway, working on development of
codes for thermal hydraulics of PWR and BWR power Reactors

1965-1968 Operation and Maintenance Engineer, Reactors Department, Atomic Energy
Establishment, Cairo
ENGINEERING PROJECTS AND FUNDED RESEARCH
• Suggested and designed pilot experimental desalination units of 50 m 3 /d production
rate Electrodialysis and Reverse Osmosis for the Municipality of Tripoli in
collaboration with IONICS of USA and ITOH of Japan. The units were
manufactured and used for on site testing of Desalination methods at Tripoli wells,
Tajora, The project was completed in 1980.
• Conducted a study on thermal behavior of buildings for the Center of Solar Energy
Studies, Arab Development Organization, Tripoli, 1980.
• Project on developing simple solar stills for the Center of Solar Energy Studies,
Tripoli. Prototype units were designed and field plant was built in collaboration
with the Arab Contractors Co. (Osman Ahmed Osman- Osmason). Project was
completed in 1982.
• Supervised and participated in the testing of the French ED unit in the Northern part
of Egypt, Joint project of the Atomic Energy Est., Academy of Sc. and Ministry of
Electricity, 1974-75.
• Designed and built the Thermohydraulics test facility of the Sandia National Lab.-
General Atomics Tech. UNM Joint Research Program, for the TRIGA Type second
generation Reactors. 1983
• Member of the research team, working on experimental verification and
measurements of the super pressures associated with the water freezing phenomena
between 0 and 4 o C. Fakih Research Center, Saudi Arabia, 1999-2001.
• Member of the research team, working on a research project on the generation of
water droplet spray cloud as a shading canopy at Holy places of Haj. The project
was sponsored by King Abdulaziz City for Science and Technology, SA, 2003.
• Leading a team working on the development of a wood fired stove for outdoor utility
kitchens during pilgrimage time. Funded by King Abdulaziz University, AA, 2004
• Currently, working on a project to introduce the concept of energy saving by the use
of the ice energy storage. Project is sponsored by the Ministry of Water and
Electricity, Saudi Arabia.
• Member of the team working on Theoretical and experimental investigation of
hazardous atmosphere of Makkah tunnels under heavy traffic conditions, project
funded by 2006- 2007.

• Starting a new research project on evaporative cooling of the air for use in green
houses, project funded by KAU, 2008.
• Development of a dual purpose refrigeration machine for air conditioning of coastal
residence and water extraction from the atmospheric air. Project funded by Fakih
Research Center, Jeddah, SA, 2008
TEACHING EXPERIENCE
Since 1977 I have lectured on the following subjects at several colleges of engineering in
different countries.
Thermodynamics I and II
Heat Transfer I and II
Power Plants Engineering and Economics
Transport Phenomena
Instrumentation and Measurements
Desalination, Principles and Applications
Solar Energy
1984 I lectured on Measurements and Thermohydraulics of Nuclear Reactors at the
University of New Mexico, Chemical and Nuclear Eng. Dept., Graduate Level.
Graduate courses on:
Advanced measurements,
Advanced heat transfer
Energy conversion
PROFISIONAL SOCIETIES
Egyptian Nuclear Science Society
International Solar Energy Society, ISES
American Nuclear Society, ANS
Egyptian Engineering Syndicate
General Arab Engineers Union
CONFERENCES AND OTHER INVITED PRESENTATIONS
International Heat and Mass Transfer Conference 1973
Fifth International Conference on Desalination, Algero, Italy 1975
Egypt-Japan Forum on Desalination, Cairo 1976
First Eng. Conference, Tripoli 1977
International Heat and Mass Transfer Conference, Yugoslavia 1977
Levich Conference on Fluid Mech., Oxford Univ., UK 1978
International Solar Energy Conference, Atlanta, GA. 1979
IFAC Conference on Automatic Control for Desalination and Oil Industry 1979
16 th Arab Engineers Symposium on Solar Energy Applications, Tripoli 1981
All Arab Engineers Union Symposium on New and Renewable Energy Resources 1983

First Symposium on Space Nuclear Power Reactors, Albq. NM, USA 1984
Second Symposium on Space Nuclear Power Reactors, USA 1985
ASME-ANS, Heat Transfer Conf. Denver, CO. USA 1985
First Saudi Conf. on Energy, Jeddah, SA 1990
Higher Education in Saudi Arabia, SA 1998
Fourth Saudi Engineers Conf. Saudi Arabia 1998
Workshop on Desalination, IDA and EDA 2001
Conference, Nuc. Engineering Future and Education, Alex. Egypt 2002
ACADEMIC DEGREES SUPERVISED
Title Degree University
Void Fraction in Abrupt Area Changes M.Sc. Cairo U.
Parametric Study of Boiling Water Reactors M.Sc. Alex U.
Transducer for In-Core Flow Measurements M.Sc. Alex U
Emergency Core Cooling M.Sc. Alex. U
Bubbles Size and Frequency Distribution, in vertical TPF M.Sc. Cairo U.
Development of a Simple Basin Solar Still M.Sc. El-Fateh U.
Critical Heat Flux Studies in Vertical Annuli M.Sc. Cairo I. T.
Emergency Core Cooling with Internal Heat Generation PhD Alex U.
Experimental Studies on Natural Mixed Convection M.Sc. New Mex. U.
Optimum Load Sharing for Single and Dual-Purpose PP. M.Sc. King
Abdulaziz U.
Analysis of Transient Heat Transfer, in Cylindrical...Shells M.Sc. KAU
A Study of Water Spraying System to Improve Climatic Con M.Sc. KAU
Performance Analysis of Ice Storage Energy System coupled to
a Central Air Conditioning Plant
M.Sc. KAU
PUBLICATIONS
1 Two Nodes Model for Circular Nuclear Fuel Elements," F.F. Van Der Meer and G. M.
Zaki, Report No. PD-14 Institutt for Atomenergi, Kjeller,Norway 1969.
2 Unsteady Heat Transfer in Reactor Channels, G. M. Zaki M. Sc. Thesis, Faculty of
Engineering, Mech. Eng. Dept. Cairo University. 1970
3 Flow Regimes,Heat Transfer,and Void Fraction in Boiling Water Natural Circulation
Loops, G. M Zaki, Ph. D. Dissertation, NIT, University of Trondheim, Norway, 1972
4 Temperature Measurements of WWR Fuel Elements, M.F. El-Fouli, G. M. Zaki, and
A. R., ARE-AEER Report 196, Atomic Energy Establishment, Cairo, 1973.
5 Two Nodes Model for Thermal Transients of Circular Nuclear Fuel Elements, F.F.
Vandermer and G. M. Zaki, Atomkernenergi, Bd-23, 50-54, 1974.

6 Convection from Pipe with Harmonic Internal Heat Generation, K.H. Hassan, and G.
M. Zaki, Int. J. Heat and Mass Transfer, 17, 1974.
7 Experimental Facility for Molten Sodium Pool Boiling, M. M. Farahat, and G. M.
Zaki First Conf. on Nuc. Sci. and Applications, Cairo, 1975.
8 Experimental Data on Sudden Expansion Contraction Losses of Two-Phase flow,
K.Khalil, M. El-Fouli, G. M. Zaki, and M. Marwan, Paper 7-11, First Conf. on Nuc.
Sci. and Appl., Cairo, 1975.
9 "MAGI" Computer Code for Steady State Analysis of Boiling Water Power Reactors,
G. M. Zaki, M.M. Farahat, and M. El-Genk, Iraq, First Conf. on Peaceful Uses of
Nuclear Energy, Bagdad, Iraq, 1975.
10 Research Trends Related to Desalination in the Egyptian Atomic Energy
Establishment, M.F. El-Fouli and G. M. Zaki, Proceedings of the Japan-Middle East
Forum on Desalination, Tokyo, Japan,1976.
11 Local Void Fraction for Two-Phase Flow Constrains, G. M. Zaki and M. A. Marawan,
5th All Union Heat and Mass Transfer Conf., Minsk, USSR, Paper 3- 26, 1976,
translated to Russian and published in Fluid Mechanics, Soviet Research, 1977.Abst.in
HEAT TRANSFER SOURCE BOOK, Scripta Pub. Co. Washington 371, 1977.
12 Fresh Water Demands, M.F. El-Fouli and G. M. Zaki, Japan-Egypt Symposium on
Desalination, National Academy of Science, 26-30 May, Cairo, 1976.
13 Experience in Reactor Research and Development Programs as Education System For
Thermo hydraulic Engineering, G. M. Zaki and M.M Fikry Proc., International IAEA
Conf. on Transfer of Nuclear Technology, Iran, 1977.
14 Analysis of Conduction Controlled Rewetting of a Vertical Surface, M.A. Sawan, R. M.
Temraz and G. M. Zaki ASME. J. Heat Transfer, 99, 502, 1977.
15 Experimental Investigation on Air Bubbles Rise Velocity and Frequency Profiles in
Vertical Channels, G. M. Zaki, and S. Sami, Proceedings of the Levich Conf., Oxford
Univ., CT July, 1977.
16 ECCS Analysis with Decay Heat Generation and Inlet Sub-cooling, M. Sawan and G.
M. Zaki TRANSACTIONS, ANS Winter Meeting, Washington, vol.30, 387, 1978.
17 Analysis of Rewetting of Hot Cladding Surface with Decay Heat Generation, Sawan,
M., G. M . Zaki, and H. Temraz, Arab Journal of Nuc. Sci. Application 11, pp. 237-
359, 1978.

18 A Method for Calculating the Thermal Load on Air Conditioned Buildings, K. E.
Hassan and G.M. Zaki, Int. Cent. Heat and Mass Transfer, Conf. Dubrovnic
Yugoslavia, 1977, Energy Conservation in Heating, Cooling, and Ventilating
Buildings, Editor Hoogendoorn and N. Afgan, V. I., Hemisphere, 405-417, 1979.
19 Physical Modeling of Buildings, K. Hassan, G. M. Zaki, and A. Shibani, SUN II,
Editors, K. W. Boer and B.H.Glenn, Pergamon press , 2, 1979.
20 A Three Regions Rewetting Model with Heat Generation and Sub-cooling, M. Sawan,
G. M. Zaki and H. Temraz, Atomkernenergi, Bd. 34, 1979.
21 Analysis of Steady Laminar Flow in Rod Bundles and Simulating Annulus, G. M. Zaki
and M. Sawan, Bulletin, El-Fateh Univ., Tripoli.Vol.3, 1980
22 Economics Analysis of Solar Building Components, K. E. Hassan and G. M. Zaki ,
Solar Engineering, Editor, R. Reid, L. Murphy, ASME publication, 509-514, 1981.
23 Solar Food Dryers, M. Montaser, G. M. Zaki, M. Monim and S. Mosa, Proc. 15 th Arab
Engineers Annual Meeting, Vol. II Energy, Published by General Arab League, April,
1981, (in Arabic.)
24 Distillation by Solar Energy, T. El-Dali, G. M. Zaki, and M. El-Shafiey, paper
presented at the 15th Arab Engineers Annual Meeting, 25-30 April p205-213 Tripoli,
1981, (in Arabic).
25 Thermal Behavior of Buildings, K. Hassan and G. M. Zaki, published by National
Academy of Science, Tripoli, 1981.
26 Improved Performance of Solar Stills, G. M. Zaki, T. El-Dali and M. El-Shafie, Solar
Energy and the Arab World, Pergamon Press, 331-335, 1983.
27 Search for optimal Solar Dryer in Libya, M. Montaser and G. M. Zaki, Proc.
International Solar Energy Society, Canadian Section, ENERGX Meeting, Calgary,
August 1984.
28 Studies of Low Velocity, Low Pressure Heat Transfer with Application to the Operation
and Safety Analysis of Open Pool Research Reactors, G. M. Zaki, M. El-Genk and
S.Philbin. SAND 85-2073, SANDIA Lab, 1985.
29 Experimental Heat Transfer Studies for Water in an Annulus at Low Reynolds Numbers,
G. M. Zaki, M. El-Genk, T. Williams and J. Philbin, Fundamentals, of Forced and
Mixed Convection, Editor, Kulacki F.A., ASME-HTD Vol. 42, 113-120, 1985.
30 Thermal performance of Composite Building Components with Periodic Solar Insolation
and Ambient Temperature, G. M. Zaki, K.E. Hassan, Solar and Wind
Technology, Vol. 3, No. 2, 103-109, 1986.

31 Experimental Heat Transfer Studies of Laminar and Transition Flows of Water in a
Vertical Annulus, M. S. El-Genk, G. M. Zaki, T. E. Williams and J.Philbin, J. Int.
Comm. In Heat and Mass Transfer, 13, 1, 67-75, 1986
32 Experimental Studies of the Air-Coolability of TRIGA Reactors Following a Loss of
Coolant Accident M. S. El- Genk, S. H. Kim, G. M. Zaki, J. Philbin, J. Schulze and F.
Foushee, Journal Nuclear Technology, 76,3, 360-369, 1987.
33 Experimental Heat Transfer Studies of Free Convection of Atmospheric Air in Vertical
Open Annuli for Application to Air Coolability of TRIGA Type Reactors, M. El-Genk,
Sung Ho-Kim, G. M. Zaki, Report No. NE 122(87) SNL-417-1, 1987.
34 Experimental Heat Transfer Study of Free Convection of Atmospheric Air in Vertical
Open Annuli at High Surface Temperature, El-Genk, M. S., Kim, S. H., Zaki, G. M.,
Aker, M. and Foushee, F. J. Chem. Eng. Comm., 63, 225-243, 1988
35 Thermomechanical Response of Accumulated Fission Gases, M. Radhwan, G. M. Zaki,
Kerntechnik, 52, 1988.
36 Prospective of Two Small Water Production Units, A. Madani and G. M. Zaki,
Desalination, 73, 167-180, 1989.
37 Modeling of Gel-Solar Ponds, G. M. Zaki, Al-Turki, A. M. and Kinsara, A.A.,
Proceedings of the First Saudi Symposium on Energy, pub., King Abdulaziz University
Publishing centers, 573-582, 1990.
38 Linear Programming for Optimum Operation of Dual Purpose Power Plants, Al -Turki,
A.M., Al-Jiffry, M. S., G. M. Zaki, and Bahadad, A. A., Proceedings of the First Saudi
Symposium on Energy, KAAU, vol. 3, 1990.
39 Optimum Load Sharing for Power Generation Units, G. M. Zaki and A.H. Hodhan,
Proc. of the First Saudi Symposium on Energy, vol. 2, pp. 149-155, 1990.
40 Refrigerant-Charged Integrated Solar Water Heater, A. Radhwan, G. M. Zaki and A.
Jamil, Int. J. of Energy Research, 14, 421- 432, 1990, 41 A Study on Reducing Heat
Loads on Tents Due to Solar Insolation, G. M. Zaki, A. Al-Turki and A. S. Al-Lhayyib,
Energy and Buildings, 17, 13-19 1991.
42 Energy Saving Through Intermittent Evaporative Roof Cooling, Al-Turki, A.M. and G.
M. Zaki, Energy and Buildings, 17, 35-42, 1991.
43 Cooling Load Response for Building Walls Comprising Heat Storage and Thermal
Insulating Layer, Al-Turki, A. M. and G. M. Zaki, J. Energy Conversion and
Management, 2, 3 pp. 235- 247, 1991.

44 Experimental Investigation on Concentrator-Assisted Solar Stills, G. M. Zaki, A. Al-
Turki, M. Al-Fatani, Int. J. Solar Energy, 11, 193-199, 1992.
45 Experimental Investigation on Free Convection inside a Tent Envelope of Textile
Fabric, G. M. Zaki, A. M. Al-Turki and A. Fatani, Energy and Buildings, 19, 1993.
46 Analysis of Refrigerant-Charged Solar Collectors with Phase Change, A. M. Radhwan
and G. M. Zaki, J. Heat Recovery Systems and CHP, 13, 5, 1993.
47 Analysis of Assisted Coupled Solar Stills, G. M. Zaki, A.M. Radhwan, A.O. Balbeid, Int.
Solar Energy, J. 51, 4, 1993.
48 Improving the Yield of Simple Basin Solar Stills as Assisted by Passively Cooled
Condensers, A. Fatani, G. M. Zaki and A. Al-Turki, Renewable Energy, 4, 377-386,
1994.
49 Experimental Study on a Basin - Type Solar Still with Condenser, G .M. Zaki, A. Fatani
and A. Al-Turki, Trans. Egyptian Soc. of Chem. Eng. Vol. 22, January, 1994
50 Analysis of Roof Type Solar sills with Assisting External Condensers, A. A. Fatani and
G. M. Zaki, Accepted for pub. J. Solar Energy, 1994
51 Air Conditioning Of Tents And Membraned Light Weight Structures, J. Sabbagh and G.
M. Zaki ,Pub. by Int. Publishers & distribution House, Cairo , ( in Arabic) 1992.
52 Yield of Solar Stills with Porous Basins, A. A. Madani and G. M. Zaki, J. Applied
Energy, 52, 273-281, 1995
53 Outdoor Testing of a Double-Loop Refrigerant Charged Solar Water Heater, Al-Turki,
A. A. Fatani, A and G. M. Zaki, Trans. Chem. Soc. of Chem, Eng. TESCE, Vol. 21 #1,
64-74, 1995.
54 Unified Solution for Thermal Transients of Nuclear Fuel Elements, A. M. Radhwan and
G. M. Zaki, Arab J. Nuc. Sci. Applications, 29, 2, 265-287, 1996.
55 Critical Heat Flux for Forced and Natural Flow of Water in Vertical Annuli at Uniform
and Non-uniform axial Flux Distribution,G. M. Zaki and A. M. Al-Turki, Sci. Bulletin,
Ain- Shams Univ.,Vol. 31, 1, pp.168-190, 1996.
56 Comparative Study on Reduction of Cooling Loads by Roof Gravel Cover, A. M. Al-
Turki, Gari, H. N and G. M. Zaki, Energy and Buildings, 25, 1-5, 1997
57 Laminar Natural Convection in a Square Enclosure with Discrete Heating of Vertical
Walls, Radhwan, A. M. and G. M. Zaki, Journal of King Abdulaziz Univ., Eng. Sci., in
press

58 A Study of the Effectiveness of Water Sprays on Solar Energy Attenuation, G. M. Zaki
and A. M. Baghdadi, Proceedings of the Fifth Saudi Eng. Conf., 1998.
59 Optimization of Multi-layers Thermal Insulation for Pipelines, G. M. Zaki and Al-Turki,
A. M., Int. J. Heat Transfer Eng., 21, 4, 63-70, 2000.
60 Laminar Natural Convection from an Isoflux Discrete Heater in a Vertical Cavity, A. M.
Al- Bahi, A. M. Radhwan and G. M. Zaki, in review by AJSE Special THME issue
61 Optimal Pipelines Sizing for Distribution Systems with Draw-off Stations, Habeebullah,
M. B. and G. M. Zaki, J. Engineering Science, Accepted, 2001.
62 Natural Convection Heat Transfer in an Inclined Discretely Heated Rectangular
Enclosure, G. M. Zaki and A.M. Al-Bahi, In review
63. Future of Engineering Education and the Need for Development, Symposium on
higher Education in Saudi Arabia, Vol. 1, 113-128, Feb. 1998 (in Arabic)
64. Optimum Selection of Thermal Insulation for Pipe-networks and Spherical Shells, G.
M. Zaki, Proceedings of the workshop on Energy conservation in Industrial
Applications, Dahran Saudi Arabia, 299-310, Feb. 2000.
65. Optimum pipes Selection for a Single Pump-branching Distribution System, M. B.
Habeebullah and G. M. Zaki, Engineering Research Journal, 76, pp 130-144, Aug.
2001.
66. Freezing Phenomena in Ice Water System, M. Akyurt, G. Zaki and B. Habeebullah,
Energy Conversion and Management, 43, 1773-1789, 2002.
67. Liquid water spray cooling of a hot surface, experimental and theoretical study, A.
Al-Osemi A. Kinsara, M. Alhazmy and G. M. Zaki, Proceedings, Second Saudi
technical Conf. Engineering Techn. Vol. 3, Riyadh 26-30/10, pp 86-92, 2002
68. Safe and environment friendly wood fuelled cooking stove in Hajj camps, A. Y.
Bokhary, G. M. Zaki and A. M. Al-Turki, Proc. 6 th Saudi Engineering Conf. vol. 5,
pp 563-575, Dahran, Sa. 2002.
69. Development of a working prototype of an ice-energy converter, B. Habeebullah, M.
Akyurt and G. M. Zaki, Energy Conversion & Management. 2002 in press.
70. Radiation attenuation by atomized water sprays, A. A. Kinsara, M. M. Al-Hazmy and
G. M. Zaki, Alex. Eng. Journal, vol. 42, 2, pp 165-170, 2003.
71. Development of a working prototype of an ice-energy converter, B. M. Habeebullah,
Akyurt and G. M. Zaki, Final report, Fakih Research and Development center,
Saudi Arabia, 1422 H

72. A study of multi-jet water sprays to improve climatic conditions during hajj, M.
Alhazmy, A. Kinsara and G. M. Zaki, Report AT-20-38, KACST, Riyadh, 2004.
73. Designing, constructing and testing of a high thermal capacity wood stove for
pilgrims camps. Y. A. Bokhary, A. M. Al-Turki and G. M. Zaki, Research report,
KAAU research center, Jeddah, 2003
74. Jassim, R. K., Habeebullah, B. A., Zaki, G. M., and Khir, T. ” Exergy analysis of
optimization of an ice thermal energy storage refrigeration cycle”, IMEC04-paper
No. 2001 pp.1-18 KUWAIT, 2004.
75. Al-Hazmy, M. M., Al-Bahi, A. and Zaki, G. M.,” Numerical Modeling of Coupled
Natural Convection-Conduction Effects on the Heat Load through Building
Facades”, Int. Mech. Eng. Conf.-paper No. 2081, KUWAIT, 2004
76. Jassim, R. K., Khir T., Habeebullah B. A. and Zaki G. M. “Exergoeconomic
Optimization of the Geometry of Continuous Fins on an Array of Tubes of a
Refrigeration Air Cooled Condenser, Int. Journal of Exergy, (2005).
77. M. Alhazmy, R. K. Jassim and G. M. Zaki, Performance enhancement of gas
turbines inlet air cooling in hot and humid climates, Int. J Energy research, 29,
2005.
78. A. Al-Bahi, M. Al-Hazmy and G. M. Zaki, Natural convection in a rectangular tilted
enclosure with a single discrete heater, Journal of King Abdulaziz University
Engineering Science, Accepted January 2006.
79. Badr A. Habeebullah and G. M. Zaki, Direct external ice-on-coil storage tanks for
Buildings load management. The first International conference on building energy
and environment, Dalian, China. 2008
80. Tahar Khir, Rahim K. Jassim, Galal M. Zaki, Application of Exergoeconomic
Techniques to the Optimization of a Refrigeration Evaporator Coil with Continuous
Fins, ASME J. of Energy Resources Technology, 2007
81. Galal M. Zaki, Rahim K. Jassim, M. Al-Hazmy, Brayton refrigeration cycle for gas
turbine inlet air cooling, Int. J. Energy Research, 31, 1292-1306, 2007
82. Rahim K. Jassim, Galal M. Zaki, M. Alhazmy, Energy and Exergy Analysis of Reverse
Brayton Refrigerator for Gas Turbine Power Boosting, Accepted, Int. J. Exergy,
2008.