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Laboratory for Thermal Engineering and Energy

Laboratory for Thermal Engineering and Energy

Institute of Nuclear Sciences Vinča

Simeon Oka

list of publications

Simeon Oka
Simeon Oka - personal info

Books
1. Oka S.
Modern fluid velocity measurement methods (in Serbian), textbook, in Measurement methods, measurement and data processing, Ed. Mechanical engineering faculty, University of Skopje, post diploma courses, Skoplje, 1980, pp. I-1-I-76,
2. Oka S.
Conveying of fluids and solid materials in pipes (in Serbian), textbook, Ed. Faculty of traffic engineering, Belgrade University, Belgrade, 1987.
3. Oka, S., Grubor B.
State of art of circulating fluidized bed technology (in Serbian), Ed. Institute VINCA, November 1987
4. Oka S.
Fluidized bed combustion, Fundamentals and application (in Serbian), ed. Yugoslav Society of thermal engineers, March 1994, Beograd
5. Ninić N., Oka S., Nikolić S., Nikolić M., Mičić J.
Energy potential of biomass in Serbia (in Serbian), ed. Yugoslav Society of thermal engineers, April-May 1994,
6. Oka S., Jovanovic Lj.
Biomass – renewable energy source (in Serbian), I ed. Yugoslav Society of thermal engineers, Beograd, 1997 Simeon N. Oka
Chapters or papers in books - In Russian
1. Oka S.
Heat transfer of the single cilinder in cross flow (in Russian), in Proceedings devoted to the 60th Annivessary of academician S. S. Kutateladze – Problems in thermalphysics and hidodynamics, Ed. USSR Academi of Science, Siberian Branch, Novosibirsk, 1974, pp. 47-71,
2. Oka S., Arsić B.
Biomass combustion in fluidized bed (in Russian), in Transport Phenomena in High temperature Flows with Chemical Reactions (in Russian), editors acad. S. S. Kutateladze and S. Oka, published by USSR Academy of Sciences, Siberian Branch, Novosibirsk, 1982, pp. 40-49,
3. Dakić D., Grubor B., Oka S.
Investigation of onset of fluidization and bed expansion in bed of coarse particles (in Russian) Transport Phenomena in High temperature Flows with Chemical Reactions (in Russian), editors acad. S. S. Kutateladze and S. Oka, published by Russian Academy of Sciences, Siberian Branch, Novosibirsk, 1982, pp. 76-90,
4. Oka S., Radulović P., Matović M., Pišlar V., Stefanović P.
Velocity field in acetilene-oxigen flame by LDA (in Russian), in Transport Phenomena in Single- and Two-phase Flows (in Russian), editors acad. S. S. Kutateladze and S. Oka, published by USSR Academy of Sciences, Siberian Branch, Novosibirsk, 1986, pp. 112-125.
5. Stefanović P., Oka S., Pavlović P.
Measurements of the total pressure using flying probe (in Russian), in Transport Phenomena in Single- and Two-phase Flows (in Russian), editors acad. S. S. Kutateladze and S. Oka, published by USSR Academy of Sciences, Siberian Branch, Novosibirsk, 1986, pp. 126-139,
6. Ilić G., Oka S., Milojević D.
Experimental investigation of the development of heated turbulent air jet in tube (in Russian), in Transport Phenomena in Single- and Two-phase Flows (in Russian), editors acad. S. S. Kutateladze and S. Oka, published by USSR Academy of Sciences, Siberian Branch, Novosibirsk, 1986,, pp. 21-49,
7. Matović M., Oka S., Durst F., Spotar S.
Turbulence structure and velocity field in premixed axysimetric acetylene flame (in Russian), Fluid Flow and Heat Transfer at High Temperatures (in Russian), editors acad. V. E. Nakoryakov and S. Oka, published by Russian Academy of Sciences, Siberian Branch, Novosibirsk, 1990, pp. 151-193,
Chapters or papers in books - In English
1. Arsić, B., Oka S., Radovanović M.
Characterization of Limestones for SO2 absorption in Fluidized Bed Combustion, FBC TECHNOLOGY AND ENVIRONMENTAL CHALLANGE, Ed. The Institute of Energy, Adam Hilger Publ. Ltd., Bristol, Philadelphia, New York, 1991, pp. 171-177
2. Petrović V.D., Jovanović J., Oka S.
Higher-order Correlations in the Near Field of the Turbulent Isothermal Axisymetric Free Jet, Spatio-temporal Structure and Chaos in Heat and Mass Transfer, Eds. L.M. Pismen, M.S. Todorović, Published by Mrlješ & Sons Ltd, Beograd, Nicosia, 1993, pp. 55-61
3. Oka S., Jovanović Lj.
Clean Coal Technology Transfer and Co-operation
4. Stefanović P., Pavlović P., Kostić Ž., Oka S.
Numerical analysis of momentum, heat and mass transfer between nitrogen plasma and injected Si particles in axisymetric reactor, HEAT AND MASS TRANSFER UNDER PLASMA CONDITIONS, (Ed. P. Fauchais), Begel House Inc. N. York, 1995, pp.169-176
5. Stefanović P., Nemoda S., Pavlović P., Kostić Ž., Oka S.
Mathematical Model of the Reactive Quenching Process in Plasma Reactor, HEAT AND MASS TRANSFER UNDER PLASMA CONDITIONS, (Ed. P. Fauchais), Begel House Inc. New York, 1995, pp. 429-436
Chapters or papers in books - In Serbian
1. Oka S.
Univerzal equations of the thermal incompressible laminar boundary layer on the surface with uneven temperature (in Serbian), in Book devoted to the academician J. Hlitčijev, Ed. Serbian Academi of Science, Belgrade, 1966,
2. Oka S.
Fluidized bed combustion – a New coal combustion technology (in Serbian), in Energy and Development, Ed. Society "Nikola Tesla", Belgrad, 1986, pp.147-157,
3. Oka S.
Use of biomass for energy produstion – R&D program for technology development and necessary conditions for its realization (in Serbian), in Biomass Combustion for Energy Production, editors N. Ninic and S. Oka, published by Society of Thermal Engineers, Belgrade, 1992, pp. 9-19
4. Oka S.
Combustion of wood and agryculture wastes in fluidized bed (in Serbian), in Biomass Combustion for Energy Production, editors N. Ninic and S. Oka, published by Society of Thermal Engineers, Belgrade, pp. 67-74,
5. Simeon Oka
High temperature gas flow over surface undergoing physical and chemical transformations (in Serbian), in MEHANICS, MATERIJALS and CONSTRUCTIONS, Ed. Serbian Academy of Sciences, Book LXXXIII, Issue 2, Belgrad,1996, pp. 291-302,
6. Oka S., Jovanovic Lj.
Buiomass in Energy production (in Serbian), Biomass as renewable energy source, editors Oka S., Jovanovic Lj., published by Society of Thermal Engineers, Belgrade, 1997
7. Oka S.
Gorivni ciklus i gorivne linije biomase, Biomass as renewable energy source, (in Serbian), editors Oka S., Jovanovic Lj., published by Society of Thermal Engineers, Belgrade, 1997
8. Oka S. Grubor B., Dakic D., Arsic B., Ilic M.
Combustion of wood waste in fluidized bed (in Serbian), Biomass as renewable energy source, editors Oka S., Jovanovic Lj., published by Society of Thermal Engineers, Belgrade, 1997
9. Oka S.
Conditions and measures necessary for biomass use in energy production (in Serbian), Biomass as renewable energy source, editors Oka S., Jovanovic Lj., published by Society of Thermal Engineers, Belgrade 1997.
10. S. Oka
New combustion technologies in energy production (in Serbian), in monograph New technologies in energetic, ed. Momir Djurovic, published by Academy of Sciences of Montenegro, special edition, Book 40, Department of natural sciences, Book 22, Podgorica, 2000, pp. 35-72.
11. Simeon Oka, Miodrag Mesarović
Energy production – power production and coal mining – State of the Art, Development strategy up to 2010, possible effects and necessary institutions, governmental policy and measures (in Serbian), in monograph
12. Simeon Oka, Miodrag Mesarović
Energy production – oil and gas production – State of the Art, Development strategy up to 2010, possible effects and necessary institutions, governmental policy and measures (in Serbian), in monograph
13. Miodrag Mesarović, Nenad Djajić, Simeon Oka
Cogeneration and combines cycles (in Serbian), in monograph SELECTED DEVELOPMENT PROGRAMS - DEVELOPMENT STRATEGY OF SERBIAN ECONOMY UP TO 2010., Book II, pp. 477-491, Ed. Ministry of Science and Development, Government of Republic Serbia, Belgrade, December 2002, ISBN 86-7282-054-1
14. Simeon Oka, Mladen Ilić, Miodrag Mesarović
Use of biomass in production of heat and electric energy (in Serbian), in monograph SELECTED DEVELOPMENT PROGRAMS - DEVELOPMENT STRATEGY OF SERBIAN ECONOMY UP TO 2010., Book II, pp. 493-504, Ed. Ministry of Science and Development, Government of Republic Serbia, Belgrade, December 2002, ISBN 86-7282-054-1
15. Simeon Oka, Miodrag Mesarović, Dušan Gagić
Use of coal from small mines in energy production (in Serbian), in monograph SELECTED DEVELOPMENT PROGRAMS - DEVELOPMENT STRATEGY OF SERBIAN ECONOMY UP TO 2010., Book II, pp. 505-520, Ed. Ministry of Science and Development, Government of Republic Serbia, Belgrade, December 2002, ISBN 86-7282-054-1
16. Miodrag Mesarović, Simeon Oka, Miroslav Benišek
Small hydro power plants (in Serbian), in monograph SELECTED DEVELOPMENT PROGRAMS - DEVELOPMENT STRATEGY OF SERBIAN ECONOMY UP TO 2010., Book II, pp. 521-534, Ed. Ministry of Science and Development, Government of Republic Serbia, Belgrade, December 2002, ISBN 86-7282-054-1
Papers in leading international journals
1. Saljnikov V., Oka S.
Contribution to the universalization of Gortler laminar boundary layer equations (in Russian), Mehanika židkosti i gaza, 1969, No.1, pp.141-142,
2. Kostić Ž., Oka S.
Fluid Flow and Heat Transfer with Two Cylinders in Cross Flow, Int. J. Heat and Mass Transfer, Vol.15,1972, pp.279-299,
3. M. Matović, S. Oka, P. Radulović, V. Pišlar, P. Stefanović
Velocity field Measurements in Free Premixed Oxygen-Acetylene Flame with Laser Doppler Velocimeter, Zeitschrift fur Angewandte Mathematic und Mechanik, 1986, Vol. 65,
4. Ilić G., Milojević D., Voronjec D., Oka S.
Development of the Turbulent Confined Jet, ZAMM, Vol. 66, No. 4, 1986, pp. 223-227,
5. Matović M., Oka S., Durst F.
Structure of the Velocity and Turbulent Field in Premixed Axisymetric Acetylene Flame, Journal of Fluids Engineering, Vol. 116, No. 3, September 1994, pp. 631-642,
6. V. Bakić, S. Oka
Entrainment of Cold Gas Into Turbulent Premixed Acetylene Flame, Combustion Science and Technology, Vol. 164, 2001., pp. 95-112. Grubor, B., Manovic, V. and Oka, S., An Experimental and Modelling Study of the Contribution of Coal Ash to SO2 Capture in Fluidized Bed Combustion, Chem. Eng. J., 96(1-3), 157-169, 2003.
Papers in international journals
1. Oka S., Kostić Ž.
Influence of Wall Proximity on the Hot-Wire Velocity Measurements, DISA Information, No.13, May 1972, pp. 29-33,
2. Kanevče G., Oka S.
Correcting Hot-Wire Readings for Influence of Fluid Temperature Variations, DIS Information, No.15, Oct. 1973, pp.21-24,
3. Stefanović P., Pavlović P., Janković M., Oka S.
Contact Methods for Diagnostics of Thermal Plasma, J. de Physique, 18-Colloque, No.5, September 1990, pp.281-288
4. Stefanović P. Lj., Pavlović P. B., Janković M. M., Oka S. N.
Contact Methods for Diagnostics of Thermal Plasma, Journal de Physique, Colloque C5, Supplement au No.18, Tome 51, 15 September 1990, pp.C5-281-287,
5. Volchkov, E. P., Spotar S.Yu., Chokhar I. A., Matović M., Oka S.
Investigation into Initial Region of Turbulent Swirled Jets Using LDA (Laser Doppler Anemometer), Russian Journal of Engineering Thermophysics, Vol.1, No.1, 1991, pp.25-50.
6. Stefanović P. Lj., Pavlović P. B., Kostić Ž. G., Oka S. N.
Mathematical Analysis of Critical Parameters of Si Particles Evaporation in Axisymetric DC Plasma Reactor, Journal of High Temperature Chemical Processes, Vol.1, Suppl. No.3, September 1992, pp.359-366,
7. Oka S., Grubor B., Arsić B., Dakić D.
Methodology and results of investigation of coal suitability for fluidized bed combustion (in Russian), Journal of the USSR Academy of sciences, Siberian Branch, Sibirskij fiziko-tehničeskij žurnal, March 1993, No.3, pp.68-78,
8. Milojević D., Oka S.
Mathematical Modeling of the High Temperature turbulent flow in Tube with Ablation, Russian Journal of Engineering Thermophysics, No.1, Vol.3, March 1993, pp. 1-20.
9. Oka S., Milojević D., Pavlović P, Stefanović P.
Mathematical Modeling of High Temperature Turbulent Gas Flow on the Surface with Intense Ablation, Thermophysics and Aeromechanics, Vol.1, No.3, September 1994, pp. 193-202
10. S. Oka, M. Sijerčić, P. Stefanović, S. Nemoda, G. Živković
Mathematical Modeling of the Complex Turbulent Flows - Recent Achievements in Vinča Institute - Russian Journal of Engineering Thermophysics, Vol. 4, No. 3, 1994, pp. 240-265
11. Oka S.
Advanced Technology Development and Critical Processes and Research Topics for bubbling FBC Boiler Design, Thermophysics and Aeromechanics, Vol. 2, No.3, 1995, pp. 251-266
12. Ilić M. S., Oka S. N., Grubor B. D.
Combustion Regimes and Temperature of Coal Char Particles in a Fluidized Bed, Thermophysics and Aeromechanics, Vol. 2, No.4, 1995, pp. 329-340
13. Sijerčić M., Oka S.
Turbulence Model for a Premixed Jet Flame, Thermal Sciences, Vol. XX, No. 3-4, 1994, pp. 153-170
14. Kostic Z., Nospal A., Oka S.
Biomass combustion in fluidized bed, Thermal Sciences, Vol. XXI, No.4, 1995, pp. 317-328
15. Miroslav Sijercic, Stevan Nemoda, Simeon Oka, Vukman Bakic
Eddy Dissipation Concept in Jet Flame Modeling, Russian Journal of Engineering Thermophysics, Vol. 6, No.2, 1996. pp. 245-284.
16. Oka S.
Research and Development of the Fluidized Bed Combustion Technology, Scientific review, Series
17. M. S. Ilic, S. N. Oka, B. D. Grubor
Analysis of the dynamic behavior of a burning porous char particle, Thermal Science, Vol. 2, No. 2, 1998, pp. 61-74
18. S. Oka, D. Melling
Development and application of experimental and numerical methods of hydrodynamic in the 20th century, Thermal Science, Vol. 5, No.1, 2001, pp. 5-31
19. P. Stefanovic, D. Cvetinovic, G. Zivkovic, S. Oka, P. Pavlovic
Numerical Modeling of Disperse Material Evaporation in Axisymetric Thermal Plasma Reactor, Thermal Science, Vol. 7, No.1, 2003, pp. 63-99
Invited lectures on International Symposia
1. S. Oka
Kinetics of single coal particle combustion in fluidized bed (in Russian), International school - PROBLEMS OF HEAT AND MASS TRANSFER IN MODERN TECHNOLOGIES OF COMBUSTION AND GASIFICATION OF SOLID FUELS, 14 - 20 May 1984, Minsk, Proceedings, part 1, pp. 17 - 26
2. Oka, S.
Modern Technology Development and Critical Processes, Research topics and Data Base for Bubbling Fluidized Bed Boilers, International Seminar NEW TECHNOLOGIES IN HEAT POWER ENGINEERNIG AT THE END OF TWENTIETH CENTURY, Russian Academy of Sciences, Siberian Branch, Novosibirsk, Altai, Russia, September, 5-10, 1993, pp.1-45, Invited lecture
3. Oka S.
Data Base for Bubbling Fluidized Bed Boiler Design, International Seminar NEW TECHNIQUE AND TECHNOLOGY IN THERMAL POWER PRODUCTION, 28th June - 2nd July 1995, Ulan Ude, Russia, pp.1-9, Invited Lecture
4. Oka S.
Problems of Scaling the Processes in Fluidized Bed Combustors, Invited Lecture presented at International Workshop “Transport Phenomena in Two-Phase Flow”, Nesebar, 2-4 September 1996, Bulgaria (invited lecture)
5. Oka S.
Fuel testing and influence of coal characteristics on bubbling FBC boiler design, Invited lecture, 1st South-East European Symposium on Fluidized Beds in Energy Production, Chemical and Process Engineering and Ecology, Vol.2, Dec. 1997, Ohrid, Macedonia, pp. 130-148
6. Mesarovic, S. Oka, N. Pavlovic
Economic and environmental Features of Fluidized Bed Combustion Technology for Power Generation in Yugoslavia, Introductory Lecture, Proceedings of the 2nd Symposium of South-East European Countries on “Fluidized Beds in Energy Production, Chemical and Process Engineering and Ecology”, Workshop
7. S. Oka
Is the Future of Bubbling Fluidized Bed Combustion Technology in Distributive Power Generation?, Proceedings of 3rd Sympozium of South-East European Countries (SEEC) on Fluidized Beds in Energy production, Chemical and Process Engineering and Ecology, 25-29 September, 2001, Sinaia, Romania, pp. 83-96.
8. S. Oka
Fluidized bed combustion, Advanced school DAAD and FME-FCL Special topics on Combustion, Zlatibor, 26-30 September 2003, Proceedings on CD
Papers presented on International Symposia
1. S. Oka
Calculation of the thermal laminar boundary layer on flat plate (in Russian), III All Union Heat and Mass Transfer Congress, 1968, Minsk, USSR, Belarus, Proceedings
2. S. Oka, Z. Kostić
Flow field behind single obtacle in rectangular channel (in Russian), Proceedings of the International Summer School "Heat and Mass Transfer in Turbulent Boundary Layers", September 1968, Herceg Novi, Yugoslavia
3. Ž. Kostić, S. Oka
Flow and heat transfer in boundary layer at the surface of the tube in tube bundle (in Russian), Proceedings of the International Summer School "Heat and Mass Transfer in Turbulent Boundary Layers", September 1968, Herceg Novi, Yugoslavia
4. S. Oka
Flow Field Between two Roughness Elements in Developed Turbulent Channel Flow, Presented at International Summer School "Heat and Mass Transfer in Flows with Separated Regions and Measurement Techniques", September 1969, Herceg Novi, Yugoslavia
5. S. Oka
Wall Shear Stress in Rectangular cavity, Presented at International Summer School "Heat and Mass Transfer in Flows with Separated Regions and Measurement Techniques", September 1969, Herceg Novi, Yugoslavia
6. S. Oka
Distribution of local shear stress in rectangular cavity (in Russian), HEAT and MASS TRANSFER, Minsk 1972, Vol. 9, (also in Serbian
7. S. Oka, Ž. Kostić, S. Šikmanović
Investigation of the Heat Processes in Tube-Banks in Cross flow, Proceedings of the International Seminar "Recent development in Heat Exchangers", Trogir, Yugoslavia, 1972
8. S. Šikmanović, S. Oka, S.Končar-Djurdjević
Influence of the Structure of Turbulent Flow on Heat Transfer from a Single Cylinder, Proc. of The V International Heat Transfer Conf., 3-7 Sept. Tokyo,1974
9. S. Šikmanović, S. Oka, M. Sašić
Model experiments in design of pneumatic conveying systems for discharge particulate materials from bunkers (in Russian), III All union Conference "Mechanics of particulate materials", Odessa, September 1976, USSR
10. S. Oka, S. Šikmanović
Investigation of the ejector for conveying the granular materials, 2nd Conf. on Pneumatic Conveying, Pecs, 15-l8 March 1978, Hungary,
11. B. Grubor, S. Oka, S. Šikmanović
Performance characteristics of a Blow-tank Conveying System, 2nd Conf. on Pneumatic Conveying, Pecs, 15-l8 mart 1978, Hungary,
12. S. Oka, B. Arsić, D. Dakić, Miloš Urošević
Experience and problems of the lignite fluidized bed combustion, 3 rd. European Coal Utilization Conference "Coal Technology Europe", 11-13 October 1983, Amsterdam, Proceedings of the Conference,Vol.2, p. 87-97
13. P. Stefanović, S. Oka, P. Pavlović, J. Jovanović, M. Matović
Stagnation pressure measurements in high temperature jet flow using flying Pitot-tube, Int. Seminar of Heat and Mass Transfer
14. G. Ilić, D. Milojević, S. Oka
Flow patterns within confined heated jet with back-flow - prediction and experiment, 8th CHISA Congress, Prague, September 1984
15. S. Oka
Kinetics of coal combustion in fluidized bed, Int. Seminar Heat and Mass Transfer in fluidized bed, Dubrovnik, September 1984, Proceedings of the Symposium, New York, Hemisphere Publishing Company, 1986, pp. 371 -383
16. S. Oka, B. Arsić, D. Dakić
Some characteristics of fluidized bed combustion of crushed lignite with and without fines, 3 rd. Int. Conference
17. Stefanović P., Oka S., Pavlović P.
Stagnation pressure measurement in low temperature plasma, XIII Inter. Symposium on Physics of ionized gases (SPIG), September 1986, Sibenik, Proceedings of the Symposium, pp.501-504
18. Oka S., Grubor B., Vrhovac M.
Fluidized combustion of coke - comparison of the experimental results and mathematical modeling, 13th IEA-AFBC Technical Meeting, Liege, November 1986
19. Oka S.
Fluidized bed combustion - a new technology for coal and other fuels combustion, Int. Sci. Conference, ENERGY AND DEVELOPMENT, October 1986, Zagreb, Proceedings, pp. 457-459.
20. Oka S., Dakić D., Arsić B.
Problems of the low grade coal fluidized bed combustion, Joint YU-German Colloquium "Low pollution and efficient combustion of low grade coals" , Proceedings, Published by Academy of sciences of Bosnia and Herzegovina, Sarajevo, 1986, pp. 203-214
21. Oka S.
Some comments on the influence of coal characteristics on behavior of coal in FBC furnaces, 17th IEA-AFBC Technical Meeting, Amsterdam, nov.1988
22. Oka S.
Characteristics of fluidized bed combustion of coal with high percentage of volatiles, 14th. IEA-AFBC Technical Meeting, May 1987, Boston.
23. Arsić B., Radovanović M., Oka S.
Characterization of Yugoslav limestones in a fluidized bed, The 4th Int. FBC Conference, Proceedings of the Conf., London,1988, December, pp. I/17/1-9.
24. Oka S., Grubor B., Arsić B., Dakić D.
The methodology for the investigation of fuel suitability for FBC and the results of comparative study of different coals, The 4th Int. FBC Conf., Proceedings of the Conf., London, December 1988, pp.I/8/1-19
25. Lj. Jovanović, S. Oka
Fluidized combustion of' low grade fuels, Symposium Combustion of' Tomorrows Fuels, ASME, VET (1988), pp. 351-360
26. Oka S., Grubor B., Arsić B., Dakić D.
Methodology and results of the investigation of cola suitability for combustion in fluidized bed (in Russian), International school, "PROBLEMS OF HEAT AND MASS TRANSFER IN MODERN SOLID FUEL COMBUSTION AND GASIFICATION TECHNOLOGIES", Proceedings, Vol. 1, Minsk, USSR, 1988, pp. 32 – 51
27. Ilić M., Oka S., Grubor B. Verweyebn N.
Char combustion kinetics experiments - a support for IEA-AFBC Model, 21st IEA-AFBC Technical Meeting, November 1990, Beograd,
28. Pavasović, V., Ilić M., Oka S.
Inert materials for fluidized bed combustion of biomass, 19th IEA-AFBC Technical Meeting. nov.1989, Gotteborg, Sweden,
29. Stefanović, P. Lj., Pavlović P. B., Oka S. N.
Dynamic Method of Flying Pitot Probe for Diagnostic of Thermal Plasma Free Jets, 10th Int. Symposium on Plasma Chemistry, Bochum, Germany, August 4-9, 1991, Symposium proceedings, Vol. 4., 1.2-1-1.2-6, pp. 1-6
30. Oka S.
Some remarks on Ash Fusion in FBC Hot-gas Generators and Boilers Burning Low-rank Coals and Biomass, 23rd IEA-FBC Technical Meeting, 5-9 November, Florence, 1991, pp. 1-12
31. Stefanovic P. Lj., Pavlovic P. B., Oka S. N.
Flow and thermal Characteristics of a Free Jet at the Exit of DC Plasma Torch, ASME 1991 Winter Annual Meeting, Atlanta, Georgia, December 1-6 1991,
32. Oka S., Komatina M., Vukasinovic B., Grubor B., Ilic M.
Heat and Mass Transfer Between Large Particles and Bubbling Fluidized Bed, XXVII IEA-FBC Technical Meeting and Mathematical Modeling Meeting, Madrid,16-19 November,1993, pp.1-15
33. Ilic M., Oka S., Grubor B.
Results of Experimental Investigation of Combustion Kinetics in FBC, Proceedings of the 10th International Heat Transfer Conference, Brighton, August 1994, Vol. 2, pp. 81-86
34. Komatina M., Oka S., Grubor B., Voronjec D.
Experimental Investigation of Heat Transfer Between Bubble Fluidized Bed and a Large Particle, Proceedings of the 10th International Heat Transfer Conference, Brighton, august 1994, Vol. , pp. 215-220
35. Stefanovic P., Pavlovic P., Kostic Z., Oka S
Numerical Analysis of Heat Transfer Between Nitrogen Plasma and Injected Si Particles in Axisymmetric Reactor, Proceedings of the 10th International Heat Transfer Conference, Brighton, august 1994, Vol. 5, pp.381-386
36. Oka S., Grubor B., Ilic M., Dakic D., Arsic B.
Biomass FBC Combustion - Bed Agglomeration Problems, XXIX IEA-FBC Technical Meeting, Paris, November 1994, pp.1-15
37. Ilic M., Arsic B., Grubor B., Dakic D., Oka S.
Possibility of combustion of Ibar Mine Refuse in Fluidized Bed, National Energy Conference, Romania, 1994, Vol. 5, pp.20-26
38. Oka S., Vukasinovic B, Komatina M., Ilic M.
Experimental Investigation of Mass Transfer between Single Active Particle and Bubbling Fluidized Bed, 13th International FBC Conference, Orlando, Florida, USA, 7-10 May 1995, Proceedings of the Conference, Vol. 2, pp.1419-1426
39. Ilic M., Oka S., Dakic D.
Combustion Kinetics of Coal Chars in a Fluidized Bed, 13th International FBC Conference, Orlando, Florida, USA, 7-10 May 1995, Proceedings of the Conference, Vol. 2, pp. 1463-1468
40. Grubor B., Oka S., Ilic M., Dakic D., Arsic B.
Biomass FBC Combustion - Bed Agglomeration Problems, 13th International FBC Conference, Orlando, Florida, USA, 7-10 May 1995, Proceedings of the Conference, Vol.1, pp.515-522
41. Sijercic M., Zivkovic G., Oka S.
The Comparison of Stochastic and Diffusion Models of Dispersed Phase in Two-Phase Turbulent Flows, Int. Symposium on Two-Phase Flow Modeling and Experimentation, Rome, Italy, October 9-11, 1995
42. Grubor B., Oka S., Ilic M., Dakic D.
Corn Cob and other Biomass Combustion in FB Furnaces - Experience and problems, Proceedings of the 3rd European Conference on Industrial Furnaces and Boilers, Lisbon, May 1995, Vol. 2, pp. 209-219
43. Oka S., Bakic V.
Mixing processes between Premixed Acetylene Flame and Surrounding air, Workshop Turbulence and Combustion, 30.08-3.09. 1995, Delft, Holland, pp. 1-10
44. Oka S., N., Bakic V.
Investigation of Turbulent Field in Premixed Acetylene Flame Using Conditional and unconditional LAD Statistics, Proceedings of the 3rd International Symposium on Engineering Turbulence Modeling and Measurements, Crete, Greece, 27-29 May, 1996, pp. 807-817
45. Ilic, M., Oka, S., Sikmanovic, S.
Mathematical Model of Unsteady Porous Char Particle Combustion in a Fluidized Bed, 3rd Minsk International Heat and Mass Transfer Forum, Minsk, Belarus, May, 1996., Vol. 5, pp. 23-32
46. Oka, S., Komatina, M., Ilic, M., Grubor, B., Vukasinovic, B.
Heat and Mass Transfer of Active Particle in a Fluidized Bed, 3rd Minsk International Heat and Mass Transfer Forum, Minsk, Belarus, May, 1996., Vol. 5, pp.211-215
47. Arsic B., Skara B., Grubor B., Oka S.
SO2 Capture in Fluidized Bed Combustion by the Coal Ash Itself, Heat and Mass Transfer, MIF-96, 20-24 May, Minsk, 1996, pp.216-220
48. Arsic B., Skara B., Grubor B., Oka S.
SO2 Retention by Coal Ash in Laboratory FB Combustor, 12th Int. Congress of Chemical and Process Engineering - CHISA 96, Prague, Czech Republic, 25-30 August 1996, ISBN 80-02-01 106-6 322, pp.1-6.
49. Oka, S., Arsic, B., Dakic, D., Grubor, B., Ilic, M.
Experimental facilities used for fuel testing in fluidized bed in Institute for nuclear sciences "Vinca", 32nd IEA Fluidized Bed Conversion Meeting, Goteborg, June, 1996. pp.1-15
50. Gvero P., Ilic M., Oka S., Radovanovic M.
Effect of Wood Particle Shape, Dimensions and Type on Pyrolysis in Fluidized Bed and Freeboard, 1st South-East European Symposium on Fluidized Beds in Energy Production, Chemical and Process Engineering and Ecology, Vol.1, Sept. 1997, Ohrid, Macedonia, pp. 359-367.
51. Komatina M., Ilic M., Oka S.
Heat Transfer in Coal Particles During Devolatilization in Fluidized Bed, 14th Int. Conf. on Fluidized Bed Combustion, ASME, May 1997, Vancouver, Canada, Vol. 2, pp. 863-869.
52. Komatina M., Oka S., Ilic M.
Measurement of Temperature of Coal Burning Particle in Fluidized Bed, 1st South-East European Symposium on Fluidized Beds in Energy Production, Chemical and Process Engineering and Ecology, Vol.1, Sept. 1997, Ohrid, Macedonia, pp. 435-442.
53. Oka S., Pavlovic N.
Application of ACFBC Technology in EPS, Proceedings of the Symposium ZEMAK
54. V. Petrovic, M. Benisek, S. N. Oka
Statistical Relationships in a turbulent free round jet, 2nd Int. Symposium on Turbulence, Heat and Mass Transfer, K. Hanjalic, T. W. J. Peeters (Editors), Delft University Press, The Netherlands, pp. 173 - 178, 1997.
55. Miroslav Sijercic, Stevan Nemoda, Simeon Oka, Vukman Bakic
Study of Turbulent Free Jet With Combustion, Proceedings of The 1st European Congress on Chemical Engineering, 4-7 May 1997, Florence, Italy, pp. 25-28.
56. Vukman V. Bakic, Simeon N. Oka, Aleksandra A. Acanski, Mica M. Stefanovic
Fuel-air ratio influence on mixing processes in turbulent premixed acetylene flame, Proceeding of 11th Symposium on Turbulent shear flows, September 8-11, 1997 Grenoble, France, p2-25 - p2-29.
57. Dakic D., Grubor B., Oka S.
Experimental Results of Primary Coal Fragmentation in Fluidized Bed for Eight Different Coals, 37th IEA Fluidized Bed Conversion Meeting, Chatou, France, nov.12-14, 1998. Ilic M., Oka S., Grubor B., Char Combustion in Fluidized Bed - Experimental and Modeling Results, 37th IEA Fluidized Bed Conversion Meeting, Chatou, France, nov.12-14, 1998.
58. Ilic M., Oka S., Komatina M.
Analysis of heat transfer within a Porous Burning Char Particle, Proceedings of Heat Transfer in Radiating and Combusting Systems -3, Eurotherm
59. Komatina M., Oka S., Ilic M.
Surface Heat Transfer during Heating up and Devolatilization of Coal Particle in Fluidized Bed, Proceedings of Heat Transfer in Radiating and Combusting Systems -3, Eurotherm
60. Komatina M., Oka S., Ilic M.
Temperature History of Coal and Char Particle during Combustion in Fluidized bed, 37th IEA Meeting on Fluidized Bed Conversion, 12-14. November, Chatou-Paris, 1998.
61. Komatina M., Oka S., Ilic M.
Heat Transfer During Heating Up And Devolatilization of Coal Particle in Fluidized Bed, 13th Int. Congress of Chemical and Process Engineering (CHISA '98), 23-28 August, 1998. Prague, Czech Republic, pp. 1.15. (on CD).
62. Gvero P., Ilic M., Oka S., Radovanovic M.
Investigation of Wood Waste Pyrolysis Kinetics, Proceedings of Heat Transfer in Radiating and Combusting Systems - 3, Eurotherm
63. Saljnikov, A., S. Oka
Parametric Study of the Mathematical Model for Pulverized Coal Combustion in Swirl Burner, Proceedings, Apollonia’99, Joint Meeting of the 4th Workshop on Transport Phenomena in Two-Phase Flow and EFCE Working Party on Multiphase Fluid Flow, September 11-16, Sozopol, Bulgaria, 1999, pp.173-184
64. Saljnikov A., Sijercic M., Oka S.
Mathematical Model of Pulverized Coal Combustion in Swirl Burners, Proceedings of the Fifth International Conference on Technologies and Combustion for a Clean Environment, 12-15 July, 1999, Lisbon, Portugal, Vol. II, pp. 649-657
65. Ilic, S. Oka, V. Barisic
Combustion of a Porous Char Particle in Fluidized Bed - Mathematical Model and Experimental Results, Proceedings of the Mediterranean Combustion Symposium MCS-99, 21-25 June, 1999, Antalya, Turks, pp. 866-877.
66. Dakic, B. Grubor, and S. Oka
Model For Pressure Increase Inside a Coal Particle During Devolatilization in a Fluidized Bed Combustor, Proceedings of the 2nd Symposium of South-East European Countries on “Fluidized Beds in Energy Production, Chemical and Process Engineering and Ecology”, Sept. 21-25, 1999, Aran|elovac, pp. 77-89.
67. Ilic, S. Oka, M. Komatina
Influence of Internal Heat Transfer on Combustion of Porous Char Particle, Proceedings of the 2nd Symposium of South-East European Countries on “Fluidized Beds in Energy Production, Chemical and Process Engineering and Ecology”, Sept. 21-25, 1999, Aran|elovac, pp. 103-116.
68. Oka, M. Ilic
Determination of Start-Up Temperature for FBC Boilers and Furnaces, Proceedings of the 2nd Symposium of South-East European Countries on “Fluidized Beds in Energy Production, Chemical and Process Engineering and Ecology”, Sept. 21-25, 1999, Aran|elovac, pp. 151-164.
69. Gvero, M. Radovanovic, S. Oka and M. Ilic
Effect of Grain Structure and Particle Geometry on Biomass Pyrolysis in the Fluidized Bed and the Freeboard, Proceedings of the 2nd Symposium of South-East European Countries on “Fluidized Beds in Energy Production, Chemical and Process Engineering and Ecology”, Sept. 21-25, 1999, Aran|elovac, pp. 275-283.
70. Ilic, B. Grubor, S. Oka
Research and Development of Biomass Fluidized Bed Combustion in Vinca Institute - Achievements and Problems, Proceedings of Workshop on “Co-combustion of Waste Wood Biomass and Lignite in Industrial Boilers”, 30 November 1999, Thessalonica, pp. 63-72.
71. Grubor, M. Ilic, D. Dakic, S. Oka
Research and Development of BFBC Hot-Gas Furnaces and Boilers Burning Agricultural Waste Biomass - Achievements And Problems, 39th IEA Fluidized Bed Conversion Meeting, 22-24 Nov., 1999, Madrid, pp. 23-30.
72. S. N. Oka, M. S. Ilic, D. V. Dakic, B. V. Grubor, M. S. Komatina, V. N. Baricic, B. T. Arsic, V. N. Manovic
Single coal particle behavior in fluidized bed combustion,
73. M. S. Komatina, M. Ilic, S. Oka
Measurement of temperature of a large particle in hot fluidized bed, Proceedings of the ASME-ZSITS International Thermal Science Seminar, June 11-14, 2000, Bled, Slovenia, pp. 101-106
74. A. Saljnikov, S. Oka, M. Radovanovic, M. Sijercic
Pulverized Lignite Combustion in Swirl Burners - a Mathematical Model , IV International Heat and Mass Transfer Forum, Minsk, 22-26 May, 2000, Proceedings of the Conference, Vol. 6, pp. 42-51
75. D. Dakic, B. Grubor, S. Oka
Experimental Results of Primary Coal Fragmentation in Fluidized Bed For Eight Different Coals - New Interpretation of Results, Proceedings of the workshop “Attrition Phenomena in Fluidized Bed Conversion of Fossil/Non Fossil Fuels”, edited by P. Salatino, R. Chirone, and A. Boelle, Salerno, October 2000., pp. 64-73
76. D. Dakic, M. Ilic, S. Oka
Pressure Increase Inside a Coal Particle During Devolatilization in a Fluidized Bed Combustor - New Results of mathematical Modeling, Proceedings of the workshop “Attrition Phenomena in Fluidized Bed Conversion of Fossil/Non Fossil Fuels”, edited by P. Salatino, R. Chirone, and A. Boelle, Salerno, October 2000., pp. 74-83.
77. D. Dakic, B. Grubor, S. Oka
Statistical Model For Prediction of Primary Fragmentation of Coal Particles in Fluidized Bed Combustion - Comparison With Experimental Results, Proceedings of the workshop “Attrition Phenomena in Fluidized Bed Conversion of Fossil/Non Fossil Fuels”, edited by P. Salatino, R. Chirone, and A. Boelle, Salerno, October, pp. 84-91.
78. S. Oka
How to use data about coal combustion in bubbling fluidized beds for design of the circulating fluidized bed boilers?, 41st IEA FBC Technical meeting, Salerno, October 2000,pp.1-9
79. S. Oka
How to implement scientific results in practice?, Orpheus’ 2000, 5th Jubilee Workshop on transport phenomena in two-phase flow, Pamporovo, Bulgaria, September 6-11, 2000, Proceedings edited by Ch. Boyadiev, J. Hristov, Bulgarian Academy of Sciences and Russian Academy of Sciences, pp.85-92
80. D. Dakic, M. Paprika, B. Grubor, M. Ilic, S. Oka
Short Investigation of Five Yugoslav Coals for Fluidized Bed Combustion, Proceedings of 3rd Symposium of South-East European Countries (SEEC) on Fluidized Beds in Energy production, Chemical and Process Engineering and Ecology, 25-29 September, 2001, Sinaia, Romania, pp. 75-82.
81. M. Ilic, N. Pavlovic, D. Dakic, S. Oka, B. Grubor, V. Barisic, V. Manovic
Replacement of Old Oil Firing Boilers With a Bed Boiler Firing Two Types of Coal Rejects, Proceedings of 3rd Symposium of South-East European Countries (SEEC) on Fluidized Beds in Energy production, Chemical and Process Engineering and Ecology, 25-29 September, 2001, Sinaia, Romania, pp. 105-110.
82. S. Belosevic, Simeon N. Oka. Miroslav A. Sijercic
Results of Three-Dimensional Mathematical Model Development for Pulverized Coal Furnace”, Proceedings, XIII Seminar of Young Scientists
83. Mirko S. Komatina, Mladen S. Ilic, Simeon N. Oka
Temperature of the coal particle during process of heating, drying and devolatilization in fluidized bed, 2002 Dubrovnik Conference on Sustainable Development of Energy, Water and Environment Systems, 2-7 June 2002, Dubrovnik, Croatia
84. S. Belošević, S. Oka, Lj. Brkić, T. Živanović, M. Sijerčić, Ž. Stevanović
Numerical Simulation of Processes in Pulverized Coal Boiler Furnace, by means of Originally Developed 3D CFD-Code, Proceedings on CD-ROM of full texts, 15th International Congress of Chemical and Process Engineering CHISA 2002, Praha, Czech Republic, 25-29 August 2002, ISBN 80-86059-33-2, pp. 1-2.
85. A. Saljnikov, S. Oka, E. Karbozova, M. Sijerčić
Computer simulation of combustion in particulate 2-phase flow, SGGR International conference on ”Infrastructure for e-business, e-education, e-science and e-medicine”, Proceedings on CD, No. 41-MAT, pp. 1-10, L´Aquila, Italija, 2002.
86. S. Oka, B. Grubor, D. Dakić, M. Ilić, V. Manović, M. Erić, V. Barišić
Invetigation of the suitability of Serbian lignite Kolubara and Kovin for burning in CFBC boilers, 4th Symposium of South-East European Countries (SEEC), Fluidized Beds in Energy production, Chemical, Process Engineering and Ecology, April 3-4, 2003, Thessaloniki, Greece, pp. 11-22,
87. M. Komatina, X. Lui, F. Winter, S. Oka
The influence of coal type on temperature in the dence phase fluidized bed after feeding coal banch, 4th Symposium of South-East European Countries (SEEC), Fluidized Beds in Energy production, Chemical, Process Engineering and Ecology, April 3-4, 2003, Thessaloniki, Greece, pp. 129-134
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