PUBLICATIONS

Dr Ahmed Kovačević, Dipl.ing  MSc PhD CEng MIMechE

Theses

1.      The Use of Biological Waste for the Production of Bio-Gas, Thesis presented to the University of Sarajevo in fulfilment of the requirements for the degree of Dipl. Ing (Mech) 1986

2.      The Analysis of a Refrigerating Screw Compressor Capacity Control, Thesis presented to the University of Tuzla in fulfilment of the requirements for the degree of Master of Science in Engineering, 1997

3.      Three-Dimensional Numerical Analysis of Flow Prediction in Positive Displacement Screw Machines, Thesis presented to the City University London in fulfilment of the requirements for the degree of Doctor of Philosophy (PhD) in Mechanical Engineering Science, 2002

Textbooks and Authorised Lecture Notes

1.      C. ŽEPINIĆ, A.KOVAČEVIĆ, Statics, Students workbook, Faculty of Mechanical and Electrical Engineering, University of Tuzla, Tuzla 1991. (In Bosnian)

2.      I.DEMIRDŽIĆ, A.IVANKOVIĆ, A.KOVAČEVIĆ, Finite Volume Stress Analysis, Lecture notes, translation from English, FEM Tuzla, University of Tuzla, 1997

3.      I.DEMIRDŽIĆ, S.MUZAFERIJA, A.KOVAČEVIĆ, Introduction to Computational Fluid Dynamics, Lecture notes, translation from English, FEM Tuzla, University of Tuzla, 1999

4.      A.KOVAČEVIĆ, N.STOŠIĆ, I.K.SMITH, CFD Analysis of Screw Compressor Performance, Chapter 10 in Advances of CFD in Fluid Machinery Design, Edited by R.L.Elder et all, Professional Engineering Publishing, IMechE, London, UK, 2002

5.      N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, Screw Compressor Mathematical Modelling and Performance Calculation, Springer, UK, 2005, ISBN-10 3-540-24275-9

Patents:

1.      Plural-Screw Machines, Application GB 0210018.8, May 2002

2.      Screw Compressor-Expander Machine, GB 0301864, December 2004

Journal Papers:

1.      N.STOŠIĆ, K.HANJALIĆ, M.IVANOVIĆ, J.KOPRIVICA, N.LOVREN, A.KOVAČEVIĆ, Mathematical Modelling of Screw Compressor Working Process, The paper was published in both English and Serbocroat in the Journal for Science, Engineering and Technology of Energoinvest Sarajevo v.20 pp 7-13, 1989)

2.      N.STOŠIĆ, K.HANJALIĆ, M.IVANOVIĆ, J.KOPRIVICA, N.LOVREN, A.KOVAČEVIĆ, Experimental Investigation of Screw Compressor Working Process, The paper was published in both English and Serbocroat in the Journal for Science, Engineering and Technology of Energoinvest Sarajevo v.20 pp 15-21, 1989

3.      N.STOŠIĆ, K.HANJALIĆ, A.KOVAČEVIĆ, Lj.MILUTINOVIĆ, J.KOPRIVICA, N.LOVREN Computer Aided Design of Screw Compressors, The paper was published in both English and Serbocroat in the Journal for Science, Engineering and Technology of Energoinvest Sarajevo v.20 pp 23-30, 1989

4.      N.STOŠIĆ, K.HANJALIĆ, Lj.MILUTINOVIĆ, A.KOVAČEVIĆ, J.KOPRIVICA, N.LOVREN, Mathematical Modelling of Oil Influence upon the Screw Compressor Working Cycle, The paper was published in both English and Serbocroat in the Journal for Science, Engineering and Technology of Energoinvest Sarajevo v.20 pp 73-79, 1989

5.      N.STOŠIĆ, K.HANJALIĆ, A.KOVAČEVIĆ, Lj.MILUTINOVIĆ, J.KOPRIVICA, N.LOVREN, Experimental Investigation of the Influence of Oil Injection on Screw Compressor Working Process, The paper published in English and Serbocroat in the Journal for Science, Engineering and Technology of Energoinvest, Sarajevo v.21 pp 73-80, 1990

1.      N.STOŠIĆ, K.HANJALIĆ, A.KOVAČEVIĆ, J.KOPRIVICA, Z.MARJANOVIĆ Mathematical Modelling and Experimental Investigation of the Working Process of Refrigeration Screw Compressors, Strojarstvo Journal, Zagreb 32(1)17-25(1990)

2.      N.STOŠIĆ, Lj. MILUTINOVIĆ, K.HANJALIĆ, A.KOVAČEVIĆ Investigation of the Influence of Oil Injection upon the Screw Compressor Working Process, Int. J. Refrigeration Vol 15(1992) No.4

3.      N. STOŠIĆ, I.K. SMITH, A. KOVAČEVIĆ, C.A. ALDIS, The Design of a twin-screw compressor based on a new rotor profile, Journal of Engineering Design, London, v.8, n.4 (1997), pp.389-399

4.      N.STOŠIĆ, I.K.SMITH, A.KOVAČEVIĆ, C.A.ALDIS, Twin Screw Compressor Design and Optimisation Based on new Rotor Profile, Journal of Mech Engineering “Mašinstvo”, Zenica 1(1997) 3-11

5.      N.STOŠIĆ, A.KOVAČEVIĆ, Recent Developments in Screw Compressors, Journal of Mech Engineering "Mašinstvo", Zenica v.3,n.2 1999 63-78

6.      N.STOŠIĆ, A. KOVAČEVIĆ, I.K.SMITH, Design of Oil-Less Helical Twin Screw Machines, Journal of Mech Engineering "Mašinstvo", Zenica v.4, n. 3, pp 63-78, 2000

7.      N.STOŠIĆ, A. KOVAČEVIĆ, I.K.SMITH, Twin Screw Machines to replace Throttle Valve in Refrigeration Systems, Strojniški Vestnik, Journal of Mechanical Engineering, Vol. 8, 2001, p 484

8.      N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, A Strong Link in The Development Chain, Technical Gazette, Slavonski Brod, Croatia , Vol 9, No3,4, 2002 , 41-56,

9.      A.KOVAČEVIĆ, N.STOŠIĆ, I.K.SMITH, Three Dimensional Numerical Analysis of Screw Compressor Performance, Journal of Computational Methods in Sciences and Engineering, vol. 3, no. 2, 2003, pp. 259- 284 

10.  A.KOVAČEVIĆ, N.STOŠIĆ, I.K.SMITH, A Numerical Study of Fluid-Solid Interaction in Screw Compressors, International Journal of Computer Applications in Technology (IJCAT), Vol. 21, No. 4, 2004, pp. 148-158

11.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, Rotor Interference as a Criterion for Screw Compressor Design, Journal of Engineering Design, London, Vol 14, No 2, 2003, 209-220

12.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, Opportunities for Innovation with Screw Compressors, Proceedings of ImechE, Part 4, Journal of Process Mechanical Engineering, Vol 217, 2003, 157-170

13.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, The Design of Efficient Screw Air Compressors, Journal “Mašinstvo”, Zenica, 7(1), March 2003, pp. 12-26

14.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, Optimisation of Screw Compressors, Applied Thermal Engineering, 23, 2003, pp. 1177-1195

15.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, K.V. MADHAV, Proektirovanie semeistva maslozapolneniih vintoviih kompressorov, Compressors and Pneumatics, Moskov, Vol 1, 2003, pp 2-5

16.  S.ALAGIĆ, N.STOŠIĆ, A.KOVAČEVIĆ, I. BULJIBAŠIĆ, A Numerical Analysis of Heat Transfer and Fluid Flow in Rotary Regenerative Air Pre-Heaters, Strojniški Vestnik, Journal of Mechanical Engineering, 2005

17.  A. KOVAČEVIĆ, Boundary Adaptation in Grid Generation for CFD Analysis of Screw Compressors, International Journal for Numerical Methods in Engineering, 2005. Vol 64: 401-426

18.  A.KOVAČEVIĆ, N.STOŠIĆ, I.K.SMITH,  Numerical simulation of Combined screw Compressor-Expander Machines For Use in High Pressure Refrigeration Systems, SYMPRA, EUROSYM 2005

Conference Papers:

1.      P. KALUDJERČIĆ, A.KOVAČEVIĆ, D.LULO, Unsteady Model of a Heating System for a Room (Building), JUREMA Symposium, Zagreb 31 (1986) 2 (in Serbo-Croatian) p.33

2.      A.KOVAČEVIĆ, N.STOŠIĆ, Measuring and Acquisition of Screw Compressor Data, JUREMA Symposium, Zagreb 1988 (in Serbo-Croatian) p.222

3.      N.STOŠIĆ, A.KOVAČEVIĆ, K.HANJALIĆ, Lj. MILUTINOVIĆ, Mathematical Modelling of the Influence of Oil on the Working Cycle of Screw Compressors, XIV Compressor Technology Conference at Purdue, Lafayette, USA 1988.

4.      N.STOŠIĆ, K.HANJALIĆ, J.KOPRIVICA, Z.MARJANOVIĆ, A.KOVAČEVIĆ, Analysis of Refrigerating Screw Compressors by Mathematical Modelling, "Clima 2000" Congress, Sarajevo 1989 p.266

5.      N.STOŠIĆ, Lj.MILUTINOVIĆ, K.HANJALIĆ, A.KOVAČEVIĆ Experimental Investigation  of the Influence of Oil Injection Upon the Screw Compressor Working Process, XV Compressor Technology Conference at Purdue, Lafayette, USA 1990.

6.      N.STOŠIĆ, A.KOVAČEVIĆ, Lj.MILUTINOVIĆ, M.FAVARO, Construction, Production and Manufacturing Control of Two-Stage Screw Compressor XIV Symp. of Informatics, Jahorina 1990 (in Serbo-Croatian) p.76

7.      Lj.MILUTINOVIĆ, N.STOŠIĆ, A.KOVAČEVIĆ, Experimental Investigation of Oil Influence to the Screw Compressor Process JUREMA Symposium, Zagreb 1990 (in Serbocroat) p.141

8.      N.STOŠIĆ, A.KOVAČEVIĆ, DŽ.TUFEKČIĆ, Screw Compressor, High Technology Product - Mathematical Modelling and Experimental Investigation (in Bosnian), II Symp. Zenica 1994

9.      D.SPREČIĆ, A.KOVAČEVIĆ, I.MARINOVIĆ, The problems of mechanical part shapes design and modelling by computer (in Bosnian), I International research conference "Trends in the Development of Machinery and Associated Technologies", Zenica 1994

10.  S.ALAGIĆ, A.KOVAČEVIĆ, Heat pumps in laboratory and semi-industrial plant systems (in Bosnian), I International research conference "Trends in the Development of Machinery and Associated Technologies", Zenica 1994

11.  N.STOŠIĆ, K.HANJALIĆ, A.KOVAČEVIĆ, Twin-Screw Compressor Profile Development and Optimisation by Computer Modelling (in Bosnian), II International research conference "Trends in the Development of Machinery and Associated Technologies", Zenica 1995, p.417

12.  K.HANJALIĆ, N.STOŠIĆ, A.KOVAČEVIĆ, Application of Mathematical Modelling of Screw Machines to the Optimisation of Lobe Profiles, "Design 96" Symp. Opatija 1996

13.  A.KOVAČEVIĆ, N.STOŠIĆ, Modelling of refrigerating Screw Compressor Capacity Control, 1st symposium "Revitalisation and modernisation of the BiH industry", Bihać, Bosnia and Herzegovina 1997

14.  N. STOŠIĆ, A.KOVAČEVIĆ, Modelling of the Influence of Capacity Control on the Working Process of a refrigeration Screw Compressor, 2nd International Compressor Technique Conference, Chengdu, China, August 1997

15.  N. STOŠIĆ, I K.SMITH, A.KOVAČEVIĆ, Some Aspects of Tool Design for Screw Compressor Rotor Manufacturing, International Design Conference - Design 98, Dubrovnik, Croatia, May 1998, 707-713

16.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, Modelling of Screw Compressor Capacity Control, 1998 International Compressor Engineering Conference at Purdue, West Lafayette, Indiana, USA, July 1998, 607-612

17.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, Modelling of Screw Compressor Capacity Control, IMechE Seminar Publication, Design, Selection and Operation of refrigerator and Heat Pump Compressors, London, UK, November 1998, 9-30

18.  A. KOVAČEVIĆ, N.STOŠIĆ, I.K.SMITH, Development of a CAD-CFD Interface for Screw Compressor Design, International Conference on Compressors and their Systems, London, UK, September 1999, 757-767

19.  I.K.SMITH, N.STOŠIĆ, C.A.ALDIS, A.KOVAČEVIĆ, Twin Screw Two-Phase Expanders in Large Chiller Units, International Conference on Compressors and their Systems, London, UK, September 1999

20.  A.KOVAČEVIĆ, N.STOŠIĆ, The development of a CAD-CFD screw compressor interface, 2nd symposium "Revitalisation and modernisation of BiH industry", Bihać, Bosnia and Herzegovina 1999, Conference proceedings ISBN 9958-642-06-0, 293-300

21.  N.Stošić, A. Kovačević, I.K.Smith Design of Oil-Less Helical Twin Screw Machines, Proceedings of International design Conference - DESIGN 2000, Dubrovnik, Croatia, p.781-786

22.  I.K. Smith, N.Stošić, A.Kovačević Twin Screw Machines to Replace Throttle Valve in Refrigeration Systems, Proceedings ASME-ZSITS International Thermal Science Seminar, Bled, Slovenia, June 2000, also Strojniški Vestnik, Journal of Mechanical Engineering, v8 p.484, 2001

23.  A. Kovačević, N.Stošić, I.K.Smith The CFD Analysis of a Screw Compressor Suction Flow, 2000 International Compressor Conference at Purdue, Purdue University, West Lafayette, Indiana, July 2000, p. 909-916

24.  N.Stošić, I.K.Smith, A. Kovačević, K. Venumadhav Retrofit ‘N’ Rotors for Efficient Oil-Flooded Screw Compressor, 2000 International Compressor Conference at Purdue, Purdue University, West Lafayette, Indiana, July 2000, p.917-924

25.  A. Kovačević, N.Stošić, I.K.Smith Grid Aspects of Screw Compressor Flow Calculations, ASME Congres, Orlando, Florida, November 2000

26.  A. Kovačević, N.Stošić, I.K.Smith Screw Compressor CFD Analysis, 5th International Research Conference TMT 2000, Zenica, Bosnia and Herzegovina, October 2000

27.  A. Kovačević, N.Stošić, I.K.Smith Analysis of Screw Compressor by Means of Three-Dimensional Numerical Modeling, International Conference on Compressor and their System, IMechE Conference Transactions 2001-7, London, 2001, p.23-32

28.  K Venu Madhav, A. Kovačević, N.Stošić, I.K.Smith The Design of a Family of Screw Compressors for Oil-Flooded Operation, International Conference on Compressor and their System, IMechE Conference Transactions 2001-7, London, 2001, p.33-42

29.  I.K.Smith, N.Stošić, A. Kovačević A Feasibility Study of Throttle Loss Power Recovery in Large Heat Pumps with Two Stage Compression, International Conference on Compressor and their System, IMechE Conference Transactions 2001-7, London, 2001, p.391-401

30.  P. McReath, N.Stošić, I.K.Smith, A. Kovačević The Design of Efficient Screw Compressors for Delivery of Dry Air, International Conference on Compressor and their System, IMechE Conference Transactions 2001-7, London, 2001, p.81-91

31.  A. Kovačević, N.Stošić, I.K.Smith Analysis of Screw Compressor by Means of 3-D Numerical Modeling, ImechE Seminar on Advances of CFD to Compressor Machinery Design, London, Jun 2001

32.  N.Stošić, I.K.Smith A.Kovačević, Calculation of Rotor Interference in Screw Compressors, Proceedings of the 3rd International Compressor Technique Conference, Wuxi City China, August 2001, p.134-142

33.  N.STOŠIĆ, I.K. SMITH A.KOVAČEVIĆ, Power Recovery From Low Cost Two-Phase Expanders, Geothermal Research Council GRC 2001, Annual Meeting, San Diego, CA, USA, August 2001

34.  N.Stošić, A.Kovačević, I.K.Smith The Design of Efficient Air Screw Compressors, Proceedings of the 3rd Symposium ‘Revitalization and Modernization of Metal Industry in BiH’, RIM 2001, Bihać, BiH, October 2001

35.  A. Kovačević, N.Stošić, I.K.Smith Three Dimensional Modeling of Solid-Fluid Interaction as a Design Tool in Screw Compressors, Proceedings of the 7th International Design Conference DESIGN 2002, Dubrovnik, Croatia, May 2002, p.811-616

36.  A. Kovačević, N.Stošić, I.K.Smith Fluid-Solid Interaction in Screw Compressors, XIV Compressor conference, Purdue University, West Lafayette, Indiana, USA, July 2002, C21-1

37.  N.Stošić, I.K.SmitH, A. Kovačević A Twin Screw Combined Compressor and Expander for CO2 Refrigeration Systems, XIV Compressor conference, Purdue University, West Lafayette, Indiana, USA, July 2002, C21-2

38.  N.Stošić, A. Kovačević I.K.Smith Optimisation of Screw Compressor Design, XIV Compressor conference, Purdue University, West Lafayette, Indiana, USA, July 2002, C21-3

39.  A. Kovačević, N.Stošić, I.K.Smith Numerical Simulation of Fluid Flow and Solid Structure in Screw Compressors, Proceedings of 2002 ASME Congress, New Orleans, USA, November 2002, IMECE2002-33367

40.  A. Kovačević, N.Stošić, I.K.Smith Influence of Rotor Deflection Upon the Screw Compressor Process, Conference on Screw Type Machines VDI-Schraubenmachinen, Dortmund, Germany, September 2002, 17-28

41.  N.Stošić, A. Kovačević I.K.Smith Screw Compressor: A Strong Link in the Development Chain, 1st International Conference on Advanced Technologies for Developing Countries, Slavonski Brod, Croatia, September 2002, 57-62

42.  A KOVAČEVIĆ, N.Stošić, IAN K. SMITH, E MUJIĆ, Advanced Design Tools for Screw Compressors, 2nd DAAAM International Conference on Advanced Technologies for Developing Countries - ATDC˘03 June 25-28, Tuzla, Bosnia and Herzegovina, 2003

43.  N.Stošić, A. Kovačević I.K.Smith, Improving Refrigeration Screw Compressor Performance with Optimized Rotors, IMechE International Conference on Compressors and Their Systems, London, September 8-10, 2003

44.  N.Stošić, A. Kovačević, I.K.Smith, Combined Screw Compressor-Expander in Fuel Cell Application, IMechE International Conference on Compressors and Their Systems, London, September 8-10, 2003

45.  A. Kovačević, N.Stošić, I.K.Smith, The Application of CFD Analysis to the Design of Bifunctional Machines, IMechE International Conference on Compressors and Their Systems, London, September 8-10, 2003

46.  N.Stošić, A. Kovačević, I.K.Smith, Multifunctional Screw Compressor Rotors, ICCR the 4TH International Conference on Compressors and Refrigeration , Xi’an October 21-25, 2003

47.  N.Stošić, A. Kovačević, I.K.Smith, Combined Compressor-Expander in Fuel Cell Application, COBEM 2003, 17th International Congress of Mechanical Engineers, Sao Paulo, November 10-14, 2003 

48.  A. Kovačević, N.Stošić, I.K.Smith, Fluid-Solid Interaction for Extension of Range in Screw Machine Application, Advances of CFD in Fluid Machinery Design, ImechE Seminar, London, November 18, 2003

49.  A. Kovačević, N.Stošić, I.K.Smith, Fluid-Solid Interaction in the Design of Multifunctional Screw Machines, Proceedings of 8th International Design Conference – Design 2004, Dubrovnik, Croatia, May 17-21, 2004, vol. 2, 1289-1295

50.  A. Kovačević, N.Stošić, I.K.Smith, Development of Management Interface for Screw Compressor Design Tools, Proceedings of 5th International Conference TMCE 2004, Lausanne , Switzerland, April 14, 2004

51.  S.ALAGIĆ, N.STOŠIĆ, A.KOVAČEVIĆ, I. BULJIBAŠIĆ, A Numerical Analysis of Heat Transfer and Fluid Flow in Rotary Regenerative Air Pre-Heaters, ASME - ZSITS International Thermal Science Seminar, Bled, Slovenia, June 2004

52.  N.Stošić, A. Kovačević, I.K.Smith, Identification of Heat Transfer on Screw Compressor Rotors as Tool for Their Design, HEFAT 2004, 3rd International Conference on Heat Transfer, Fluid Mechanics and Thermodynamics 21 – 24 June 2004, Cape Town, South Africa

53.  N.Stošić, A. Kovačević I.K.Smith, Extension of Operating Range of Dry Screw Compressors by Cooling of Their Rotors, 17th International Compressor Engineering Conference at Purdue, July 2004

54.  I.K.Smith, N.Stošić, A. Kovačević, An Improved System for Power Recovery from High Enthalpy Liquid Dominated Field, (GRC Annual Meeting, Indian Wells, California, August 2004

55.  A. Kovačević, N.Stošić, I.K.Smith, Numerical Simulation of Combined Compressor Expander Machines for Use in High Pressure Refrigeration Systems, Proceedings of SIMS 2004, Technical University of Copenhagen, Sept. 2004. ISBN 87-7475-316-9

56.  I.K.Smith, N.Stošić, A. Kovačević, An Improved System for Power Recovery from High Enthalpy Liquid Dominated Fields, World Geothermal Congress, Antalya Turkey, May 2005

57.  A. Kovačević, N.Stošić, I.K.Smith, E.MUJIC, Clearance Management in Multifunctional Screw Machines, Proceedings of International Conference on Compressors and their Systems, IMechE London, September 2005. ISBN 0-470-02576-X, pp437-447

58.  N.Stošić, I.K.Smith, A. Kovačević, Improving Screw Compressor Performance, 17th International Compressor Engineering Conference at Purdue, July 2004 Proceedings of International Conference on Compressors and their Systems, IMechE London, September 2005. ISBN 0-470-02576-X, pp13-23

59.  E.MUJIC, A. Kovačević, N.Stošić, I.K.Smith, Noise Prediction in Screw Compressors, Proceedings of International Conference on Compressors and their Systems, IMechE London, September 2005. ISBN 0-470-02576-X, pp447-457

60.  A. Kovačević, E.MUJIC, N.Stošić, I.K.Smith, Design Integration for Screw Compressors, International Production Conference RIM 2005, Bihac, Bosnia&Herzegovina 2005, CIP 621.1/.9:001.892

Industrial Reports

1.      N.STOŠIĆ, K.HANJALIĆ, A.KOVAČEVIĆ et al, Development and Experimental verification of the Mathematical Models of Screw Compressor Process in Dry and Refrigeration Applications, "Energoinvest" SERC Project, Sarajevo 1987.

2.      N.STOŠIĆ, K.HANJALIĆ, A.KOVAČEVIĆ et al, CAD of Screw Compressors EPTM, SERC Project for “Trudbenik” Compressor Factory Doboj (426 pages), Sarajevo 1990.

3.      N.STOŠIĆ, K.HANJALIĆ, A.KOVAČEVIĆ et al, Development of Multistage Compressor Plants and Blowers on the Basis of Screw Compressor, EPTM Project for "Energoinvest" Sarajevo (276 pages), Sarajevo 1990.

4.      N.STOŠIĆ, K.HANJALIĆ, S.VASIĆ, V.PRČULJ, T.SADOVIĆ, A.KOVAČEVIĆ et al, Complex Tests of Block 3 Thermal Power Plant "Tuzla" 200 MW Tuzla, IPES Project for the Republic Electricity Board of Bosnia and Herzegovina (174 pages) Sarajevo, 1989.

5.      N.STOŠIĆ, K.HANJALIĆ, A.KOVAČEVIĆ et al, Tests of Working parameters of Block 1 Thermal Power Plant 'Kakanj' Ćatići, IPES Project for the Republic Electricity Boar of Bosnia and Herzegovina (86 pages) Sarajevo, 1987.

6.      N.STOŠIĆ, A.KOVAČEVIĆ, M.BIJELIĆ, J.PRŽULJ, A Feasibility Analysis of Alternative Fuel Combustion in The Steam Boiler 'Babcock' in TPP 'Natron' Maglaj, IPES Project for 'Natron' Maglaj (74 pages), Sarajevo 1987

7.      N.STOŠIC, K.HANJALIĆ, A.KOVAČEVIĆ et al, Tests of Block 4 Thermal Power Plant 'Tuzla' 200 MW Tuzla, IPES Project for the Republic Electricity Board of Bosnia and Herzegovina (196 pages) Sarajevo 1990.

8.      D.PETROVIĆ, A.KOVAČEVIĆ, LJ.MILUTINOVIĆ et al, Reconstruction study of Air distribution in Salt-magazine in Tuzla, FEM Project for FST Tuzla, Tuzla 1991 (172 pages)

9.      N.STOŠIĆ, K.HANJALIĆ, A.KOVAČEVIĆ et al, Tests of Working Parameters of Block 7 Thermal Power Plant 'Kakanj' Ćatići, IPES Project for the Republic Electricity Board of Bosnia and Herzegovina (187 pages) Sarajevo 1991

10.  N.STOŠIĆ, Z.MIRKOVIĆ, I.TOMIČIĆ, A.KOVAČEVIĆ et al, An Analytical and Experimental Study for FS Lukavac: - Determination of the Causes of Pipe Damages on  Boiler 7 - Determination of the Life Time for the Boilers 2 and 3 - Normative Tests of Boiler 1 to 7 IPES Project for FS Lukavac (325 pages) , Sarajevo 1992.

11.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, Screw compressor 127-5/6 main design project, City university, London 1996

12.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, Screw compressor 119-4/6 main design project, City university, London 1997

13.  A.KOVAČEVIĆ, S.DELALIĆ, DŽ.TUFEKČIĆ, Revision Study of the Steam boiler 2 reconstruction in TE Tuzla, FEM Tuzla, Tuzla, 1997.

14.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, The Design of a High Efficiency 13 cum/min Oil injected Twin Screw Air Compressor, Report for "Kompressor Sanayavi ve Ticaret A.S. Turkey", City university London, July 1998N.

15.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, Full mechanical design of an aero engine screw supercharger for Wilksch, UK, Compressor Centre, City University London 1998 (45 pages)

16.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, Full mechanical design, building and experimental investigation of expressor for air conditioning systems, for Carrier, USA, Compressor Centre City University London 1998 (75 pages)

17.  N.STOŠIĆ, I.K.SMITH, A.KOVAČEVIĆ, C A ALDIS Theoretical and Experimental R&D program on two-phase expressor for air conditioning system, Report for "Carrier" USA, City University London, 2000. (85 pages)

18.  N.STOŠIĆ, A.KOVAČEVIĆ, Full mechanical design of rotors and housings for a family of oil flooded air screw compressors: 102 mm, 73 mm and 159 mm rotor dia for ELGI India, Compressor Centre City University London 1999 (210 pages)

19.  N.STOŠIĆ, A.KOVAČEVIĆ, K. VENU MADHAV, Full mechanical design of rotors and housings for a family of oil flooded air screw compressors: 225 mm and 284 mm rotor dia for ELGI India, Compressor Centre City University London 1999 (140 pages)

20.  N.STOŠIĆ, I.K.SMITH, A.KOVAČEVIĆ, A Feasibility Study of a Twin Screw Internal Combustion Engine, Report for "QinetiQ" UK, City University London, March 2000.

21.  N.STOŠIĆ, A.KOVAČEVIĆ, S. SELJI, H.PRAKSAH, Full mechanical design of rotors and housings for a family of two-stage dry air screw compressors: 102 mm, 163 and 204 mm rotor dia for ELGI India, Compressor Centre City University London 2001 (210 pages)

22.  N.STOŠIĆ, A.KOVAČEVIĆ, Full mechanical design of rotors and housings for a family of two-stage oil-floded air screw compressors (6 units) for GD USA, Compressor Centre City University London 2002 (210 pages)

23.  N.STOŠIĆ, A.KOVAČEVIĆ, and 4 Customer engineers, Full mechanical design of rotors and housings for an efficient refrigeration compressor 5/6-104 mm and its testing for Dalian Refrigeration China, Compressor Centre City University London 2002 (70 pages)

24.  A.KOVAČEVIĆ, N.STOŠIĆ, Delivery of SCORG  Screw Compressor Grid Generator and application examples for Trane USA, Compressor Centre, City University London 2003 (80 pages)

25.  N.STOŠIĆ, A.KOVAČEVIĆ, A. TOPČIĆ, Full mechanical design of 4/5-159 mm rotors and housings for an oil flooded 2 stage air screw compressor on one pair of rotors for Elgi India, Compressor Centre City University London 2003 (140 pages)

26.  A.KOVAČEVIĆ, N.STOŠIĆ, CFD in screw compressors, internally financed research project, Compressor Centre City University London 2002 (212 pages)

27.  N.STOŠIĆ, A.KOVAČEVIĆ, E. MUJIIĆ, Full mechanical design of 4/5-59 mm rotors and housings for an oil flooded air screw compressor for VMC Italy, Compressor Centre City University London 2003 (140 pages)

28.  N.STOŠIĆ, A.KOVAČEVIĆ, S. PALURU, Full mechanical design of a family of two-stage dry air screw compressors: 102 mm, 159, and 225 and 284 mm rotor dia for ELGI India, Compressor Centre City University London 2003 (140 pages)

29.  N.STOŠIĆ, A.KOVAČEVIĆ, Delivery of SCORG-Screw Compressor Grid Generator and application examples for CFX Germany, Compressor Centre, City University London 2003 (80 pages)

30.  A.KOVAČEVIĆ, N.STOŠIĆ, Fluid-solid interaction in screw compressors, internally financed research project, Compressor Centre City University London 2003 (30 pages)

31.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, A Feasibility Study of CvR Compressor, Report for "Outland Technologies" Canada, City University London, November 2003.

32.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, Feasibility Study of a Twin Screw Internal Combustion Engine, Report for "QinetiQ" UK, Compressor Centre City University London, 2003 (46 pages)

33.  N.STOŠIĆ, A.KOVAČEVIĆ, S. ALAGIC, Modelling of processes in Ljungstroem air pre-heaters for Thermal power plant Tuzla, 2003

34.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, Feasibility Study of CvR Compressor, Report for "Outland Technologies" Canada, Compressor Centre City University London, 2004 (36 pages)

35.  N.STOŠIĆ, A.KOVAČEVIĆ, I.K.SMITH, E. MUJIIĆ, Full mechanical design of 3/5-69 mm dry air screw compressor expander and its testing for Lada Avtovaz, Russia, Compressor Centre City University London 2004 (240 pages)