Dr. Abdullah Ulaş, Ph.D.

Professor

Research Interests:

Combustion, Rocket Propulsion, Thermodynamics, Heat Transfer, Solid Propellant Development and Ballistic Testing, Spectroscopy

Adres:                                                                          Office Address:

Orta Doğu Teknik Üniversitesi                                   The Middle East Technical University

Makina Muhendisliği Bolumu                                      Department of Mechanical Engineering

ODTU 06800 Ankara Turkiye                                     06800 Ankara Turkey

Tel: 0-90-312-210-5260

Email: aulas@metu.edu.tr

EDUCATION:

·         Ph. D. in Mechanical Engineering, The Pennsylvania State University, USA, 2000

·         M. S. in Mechanical Engineering, The Pennsylvania State University, USA, 1996

·         B. S. in Mechanical Engineering, Middle East Technical University, 1994

WORK EXPERIENCE:

·         June 2012 – Present:  

                   Professor, Department of Mechanical Engineering, Middle East Technical University, Ankara-Turkey

·         January 2013 – August 2015:

                   Consultant, ROKETSAN, Ankara - Turkey

·         February 2012 - August 2012:

                    Consultant, TÜBİTAK-SAGE, Ankara - Turkey

·         June 2011 – November 2011:

                   Consultant, TÜBİTAK-SAGE, Ankara - Turkey

·         December 2009 – December 2010:

                  Consultant, ROKETSAN, Ankara - Turkey

·         January 2007-June 2012:

                   Associate Professor, Department of Mechanical Engineering, Middle East Technical University, Ankara-Turkey

·         April 2002-January 2007:

                  Assistant Professor, Department of Mechanical Engineering, Middle East Technical University, Ankara-Turkey

·         January 2003-May 2004:

                  Consultant, TÜBİTAK-SAGE, Ankara-Turkey

·         September 2001-April 2002:

                  Instructor Dr.,  Department of Mechanical Engineering, Middle East Technical University, Ankara-Turkey

·         May 2000-May 2001:

                  Research Associate, Department of Mechanical and Nuclear Engineering, The Pennsylvania State University, USA

·         February 2000-May 2001:

                   Consultant, Combustion Propulsion and Ballistic Technology Corp., State College, PA, USA

·         August 1994-May 2000:

                   Research and Teaching Assistant, Department of Mechanical and Nuclear Engineering, The Pennsylvania State University, USA

·         June 1993-September 1993:

                   Summer Intern at the Defense Industries Research and Development Institute, Ankara-Turkey

·         June 1992-August 1992:

                  Summer Intern at the FMC-NUROL Defense Industry, Ankara-Turkey

PROJECTS:

·         Principle Investigator, “Development of Cooling Techniques for Gas Turbine Combustor” SAN-TEZ Project, 2013 – 2016.

·          Consultant, ROKETSAN A.Ş., January 2013 – August 2015.

·         Consultant, TÜBİTAK-SAGE, June 2011 – August 2012.

·         Consultant, ROKETSAN A.Ş., December 2009 – December 2010.

·         “Development of a High Temperature Setup for Solid Propellant Ignition” Sponsored by: ROKETSAN A.Ş., Position: Project Manager, 01 December 2009 – 30 July 2010.

·         “Development of Internal Ballistic Laboratory of TÜBİTAK-SAGE” Sponsored by: TÜBİTAK-SAGE, Position: Consultant, January 2003 - May 2004.

·         “Development of a Liquid Propellant Rocket Engine” Sponsored by: TÜBİTAK-SAGE, Position: Consultant, January 2003 - May 2004.

·         “Development of a Lab-Scale Turbulent Diffusion Flame Reactor to Study the Stability of a Coaxial Impinging-Type Injector and to Visualize the Flame Contour” Sponsored by: AirProducts and Chemicals, Inc., USA, Position: Chief Researcher, May 2000 – May 2001.

·         “Experimental Investigation of Flame Spreading and Flashback Phenomena of Heated, Premixed CH4/H2/C2H6/ H2O/O2 Gas Mixtures at High Pressures” Sponsored by: Haldor Topsoe A/S, Lyngby, Denmark, Position: Chief Researcher, January 2000 - May 2001.

·         “Development of a Lab-Scale HTPB/GOX Hybrid Rocket Motor to Study the Effect of Nanophase Metal Particles on the Performance of the Motor” Sponsored by: Department of the Navy, Indian Head Division, Naval Surface Warfare Center, MD, USA, Position: Researcher, May 2000 – May 2001.

·         “Burning Rate Measurements of ATS 2121, ATS 2128, and ATS 2130 Composite-Modified Double-Base Propellants” Sponsored By: Alliant Tech Inc., Position: Researcher, June 1999 – July 1999.

·         “Characterization of the Burning Behavior of a Composite Solid Propellant for Airbag Applications in a High-Pressure, Optically Accessible Combustion Chamber and Experimental Analysis and Numerical Prediction of the Performance of a Pyrotechnic Igniter for Airbag Applications” Sponsored by: Talley Defense Systems, Mesa, AZ, USA, Position: Researcher, April 1998 – July 1999.

·         “Experimental Investigation of the Ignition and Combustion of Ultra Fine Boron Particles in Fluorine-Containing Hot Gas Environments Using a Flat-Flame Burner Setup” Sponsored by: AeroChem Research Lab, Princeton, NJ based upon a prime contract from Naval Surface Warfare Center, Indian Head, MD, USA, Position: Chief Researcher, June 1997 – January 1999.

·         “Measurement of Temperature and Species Concentration Profiles in the Flame region of Solid Propellants Using UV/Visible Absorption Spectroscopy Technique and Ultra-Fine Thermocouples” Sponsored by: U.S. Army Research Office, USA, Position: Researcher, August 1994 – September 1997.

·         “Experimental Investigation of the Effect of Aging on the Ignition Behavior of a Composite Solid Propellant for Airbag Applications” Sponsored by: LORAL Aeronutronic, Rancho Santa Margarita, CA, USA, Position: Researcher, March 1996 – July 1996.

·         “Measurement of Ignition Delay Times of a Family of Solid Propellants Under Different CO2 Laser Heat Fluxes and Chamber Operating Conditions” Sponsored by: Atlantic Research Corporation, Gainesville, VA, USA, Position: Chief Researcher, December 1995 – May 1996.

·         “Experimental Investigation of the Mechanisms of the Ignition and Combustion of Aluminum Particles in the Post-Flame Region of a Multi-Diffusion Flat-Flame Burner” Sponsored by: ONERA, France, Position: Researcher, September 1996- June 1997.

MEMBERSHIP:

·         MSB Ar-Ge Enerjik Malzemeler Paneli Üyeliği

·         MSB Ar-Ge Silah Sistemleri Teknoloji Paneli Üyeliği

·         Türk Isı Bilimi ve Tekniği Derneği

·         American Institute of Aeronautics and Astronautics (AIAA)

HONORS/AWARDS:

·         Outstanding Paper Award for the paper entitled “Experimental Investigation of Effusion and Film Cooling for Gas Turbine Combustor” in 12th International Conference on Heat Transfer, Fluid Mechanics, and Thermodynamics, July 11-13, 2016, Spain.

·         "The Arthur D. Rhea Award for Best Paper in 2013 JPC ECS Technical Sessions” for the paper entitled "An Experimental and Numerical Study on Exploding Foil Initiators (EFIs)" 49th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, July 14 – 17, 2013, San Jose, California, USA

·         METU Annual Academic Performance Award, 2009

·         Second-place award in Engineering Division of Penn State Graduate School Research Exhibition, March 1999

·         Recipient of the University Research Initiative (URI) fellowship from the U.S. Department of Army, 1997

·         First-ranked graduate among  180 graduates from the Department of Mechanical Engineering/The Middle East Technical University (GPA = 3.83/4.00), July 1994

·         Dean's high-honor list (GPA above 3.50/4.00) for 8 semesters at the Department of Mechanical Engineering/The Middle East Technical University, 1990-1994

·         Recipient of a fellowship from the Chamber of Mechanical Engineers-Ankara Branch, 1993

PUBLICATIONS:

Journals

1. Kalpaklı, B., Acar, E. B., and Ulas, A., “Improved Combustion Model of Boron Particles for Ducted Rocket Combustion Chambers” Combustion and Flame 179: 267-279, 2017.

2. Koc, S., Ulas, A., and Yılmaz, N. E., “Characterization of BPN Pyrotechnic Composition Containing Micro- and Nanometer-Sized Boron Particles” Propellants, Explosives, Pyrotechnics, DOI: 10.1002/prep.201400255, August 2015.

3. Narin, B., Ozyoruk, Y., and Ulas, A., “Two Dimensional Numerical Prediction of Deflagration-To-Detonation Transition in Porous Energetic Materials” Journal of Hazardous Materials 273, 44–52, 2014.

4.    Ulas, A. and Boysan, E., “Numerical Analysis of Regenerative Cooling in Liquid Propellant Rocket Engines” Aerospace Science and Technology 24, 187–197, 2013.

5.  Curdaneli, S., Ulas, A., Yazici, B., “Ignition Delay Time Measurement of A Reduced Smoke Composıte Solid Propellant” International Journal of Energetic Materials and Chemical Propulsion Vol. 12, Issue 2, pp. 163-172, DOI: 10.1615/IntJEnergeticMaterialsChemProp.2013005621, 2013.

6.    Aydemir, E., Ulas, A., and Serin, N. , “Thermal Decomposition and Ignition Of PBXN-110 Plastic-Bonded Explosive” Propellants, Explosives, Pyrotechnics 37, 308-315, 2012.

7.    Cengiz, F. and Ulas, A., “Calculation of Detonation Properties of Gaseous Explosives Using Generalized Reduced Gradient Nonlinear Optimization” Propellants, Explosives, Pyrotechnics 36, No. 4, pp. 314–319, 2011.

8.    Ak, M.A., Ulas, A., Sümer, B., Yazici, B., Yildirim, C., Gönc, L.O., Orhan, F.E., "An Experimental Study on the Hypergolic Ignition of Hydrogen Peroxide and Ethanolamine" Fuel 90 (2011) 395–398.

9.    Aydemir, E., Ulas, A., “A Numerical Study On The Thermal Initiation of A Confined Explosive in 2-D Geometry” Journal Of Hazardous Materials, Volume: 186, Issue: 1,   Pages: 396-400, February 2011.

10.    Cengiz, F. and Ulas, A., "Numerical Prediction of Steady-State Detonation Properties of Condensed-Phase Explosives" Journal of Hazardous Materials Volume 172, Issues 2-3, Pages 1646-1651,  December 2009.

11.    Püskülcü, G. and Ulas, A. "3-D Grain Burnback Analysis of Solid Propellant Rocket Motors: Part 1- Ballistic Motor Tests" Aerospace Science and Technology Volume 12, Issue 8, Pages 579-584, December 2008.

12.    Püskülcü, G. and Ulas, A. "3-D Grain Burnback Analysis of Solid Propellant Rocket Motors: Part 2- Modeling and Simulations" Aerospace Science and Technology Volume 12, Issue 8, Pages 585-591, December 2008.

13.    Ulas, A. and Kuo, K.K., “Laser-Induced Ignition of Solid Propellants for Gas Generators” Fuel 87 (2008) pp. 639-646, 2008.

14. Ulas, A., Risha, G. A., and Kuo, K. K., “An Investigation of the Performance of a Boron/Potassium-Nitrate Based Pyrotechnic Igniter” Propellants, Explosives, Pyrotechnics 31, No. 4, pp. 311-317, 2006.

15. Ulas, A., Risha, G. A., and Kuo, K. K., “Ballistic Properties and Burning Behaviour of an Ammonium Perchlorate/Guanidine Nitrate/Sodium Nitrate Airbag Solid Propellant” Fuel 85, pp. 1979-1986, 2006.

16. Ulas, A.,  “Passive Flow Control in Liquid-Propellant Rocket Engines with Cavitating Venturi” Flow Measurement and Instrumentation 17 (2006) 93-97.

17. Ulas, A., Lu, Y.-C., and Kuo, K. K., "Ignition and Combustion Characteristics of RDX-Based Pseudo Propellants" Combustion Science and Technology, Vol. 175, pp. 695-720, 2003.

18. Ulas, A., Kuo, K. K., and Gotzmer, C., "Ignition and Combustion of Boron Particles in Fluorine-Containing Environments," Combustion and Flame 127:1935-1957, 2001.

19. Ulas, A. and Kuo, K. K., "Effect of Aging on Ignition Delay Times of a Composite Solid Propellant Under CO2 Laser Heating," Combustion Science and Technology, Vol. 127, pp. 319-331, 1997.

20. Lu, Y.-C., Ulas, A., Boyer, E., and Kuo, K. K., "Determination of Temperature Profiles of Self-Deflagrating RDX by UV/Visible Absorption Spectroscopy and Fine-Wire Thermocouples," Combustion Science and Technology, Vol. 123, pp. 147-163, 1997.

Conference / Symposium Proceedings

21. Inanlı, S., Yasa, T., and Ulas, A., “A Test Bench for Gas Turbine Combustor Cooling Investigations”  12th International Conference on Heat Transfer, Fluid Mechanics, and Thermodynamics, July 11-13, 2016, Costa del Sol, Spain.

22. Inanlı, S., Yasa, T., and Ulas, A., “Experimental Investigation of Effusion and Film Cooling for Gas Turbine Combustor 12th International Conference on Heat Transfer, Fluid Mechanics, and Thermodynamics, July 11-13, 2016, Costa del Sol, Spain.

23. Koc, S. and Ulas, A. “Comparison of BPN Igniter Compositions Containing Micron- and Nano-Sized Boron Particles” AIAA-2015-3907, 51th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, Orlando, Fl, USA, 27 -29 July 2015.

24. Yilmaz,  M. Y.,  Kizilkaya, B., Koc, S., and Ulas, A., “An Experimental and Numerical Study on Exploding Foil Initiators (EFIs)” AIAA 2013-3817, Chapter DOI: 10.2514/6.2013-3817, 49th AIAA/ASME/SAE/ASEE Joint Propulsion Conference, San Jose, CA, USA, 15 -17 July 2013.

25. Curdaneli, S., Ulas, A., Ak, M.A., and Yazici, B., “Ignition Delay Time Measurement of a Reduced Smoke Composite Solid Propellant ”, Poster Presentation in the 9th International Symposium on Special Topics in Chemical Propulsion (9-ISICP), 9 -13 July 2012, Québec City, Canada.

26. Narin, B.,  Ozyoruk, Y., ve Ulas, A., "Katı Enerjik Malzemelerde Yanma-Patlama Geçişinin (YPG) İki-Fazlı, İki-Boyutlu Sayısal Benzetimi", 2. Ulusal Havacılık ve Uzay Konferansı, UHUK-2008-050, 15-17 Ekim 2008, İTÜ, İstanbul.

27. Aydemir, E., Ulas, A., and Serin, N., "Transient Reactive Conduction Modeling of Cook-Off of Munitions", The 3rd International Symposium on Energetic Materials and their Applications, Japan Explosives Society, April 2008, Tokyo, Japan.

28. Aydemir, E., Ulas, A., and Serin, N., "Experimental Investigation of Cook-Off of Munitions", The 3rd International Symposium on Energetic Materials and their Applications, Japan Explosives Society, April 2008, Tokyo, Japan.

29. Narin, B.,  Ozyoruk, Y., and Ulas, A., "One-Dimensional Two-Phase Modeling of Deflagration-To-Detonation Transition (DDT) Phenomenon in Porous Energetic Materials" 4th Ankara International Aerospace Conference, AIAC-2007-030, 10-12 September 2007, METU, Ankara, Turkey.

30. Cürdaneli, S., Ak, M. A., and Ulas, A., “Experimental Analysis on the Measurement of Ballistic Properties of Solid Propellants” 3rd International Conference on Recent Advances in Space Technologies RAST 2007, 14-16 June 2007, Istanbul, Turkey.

31. Boysan, M. E., Ulas, A., Toker, K. A., and Seckin, B., “Comparison of Different Aspect Ratio Cooling Channel Designs for a Liquid Propellant Rocket Engine” 3rd International Conference on Recent Advances in Space Technologies RAST 2007, 14-16 June 2007, Istanbul, Turkey.

32. Narin, B.,  Ozyoruk, Y., and Ulas, A., “Application of Parallel Processing on Two-Phase Deflagration-to-Detonation (DDT) Modeling”, Proceedings of Parallel CFD 2007 Conference, Antalya, Turkey, May 21-24, 2007.

33. Cengiz, F., Narin, B., and Ulas, A., “GasPX: A Computer Code for The Determination of The Detonation Properties of Energetic Premixed Gaseous Mixtures” Proc. of the 10th International Seminar: New Trends in Research of Energetic Materials, Pardubice, Czech Republic, p. 357, April, 2007.

34. Cengiz, F., Narin, B., and Ulas, A., “BARUT-X: A Computer Code for Computing The Steady-State Detonation Properties of Condensed Phase Explosives” Proc. of the 10th International Seminar: New Trends in Research of Energetic Materials, Pardubice, Czech Republic, p. 117, April, 2007.

35. Aydemir, E., Ulas, A., Serin, N., “REACON-1D: Thermal Analysis Code for Energetic Materials Using Finite Element Method”, Proc. Of the 10th International Seminar: New Trends in Research of Energetic Materials, pp. 71-80 , April, 2007, Pardubice, Czech Republic.

36. Sarisin, M., Ulas, A., Tinaztepe, T., and Albayrak, K., “Conceptual Design of a Connected Pipe Test Facility for Ramjet Applications” AIAA-2006-4446, 42nd AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Sacramento, California, USA, July 9-12, 2006.

37. Ulas, A., “Roket Katı Yakıtlarında Yüksek Enerji Katkı Maddesi Olarak Bor Kullanımı” Savunma Teknolojileri Kongresi SAVTEK 2006, 29-30 Haziran 2006, pp. 401-412,  ODTU, Ankara.

38. Cengiz, F., Narin, B., Ulas A.,  “Kararlı Durum ve Kimyasal Denge Koşulunda Patlama Tepkimesinin Modellenmesi ve Uygulamalar” Savunma Teknolojileri Kongresi SAVTEK 2006 29-30 Haziran 2006, pp. 413-421, ODTU, Ankara.

39. Sarisin, M. and Ulas, A., “Investigation of Combustion Control in the Vitiator of a Connected Pipe Setup for Ramjet Applications” AIAA-2006-814, 44th AIAA Aerospace Sciences Meeting and Exhibit, Reno, Nevada, USA, Jan. 9-12, 2006.

40. Narin, B., Ozyoruk, Y., and Ulas, A., “1-D Two-Phase Reactive Model for Deflagration to Detonation Transition (DDT) Phenomenon in Porous Energetic Materials” 3rd Ankara International Aerospace Conference, AIAC-2005-014, 22-25 August 2005, METU, Ankara, Turkey.

41. Ulaş, A., Püskülcü, G., Demiran, H. V., Gündüz, D. E., Yıldırım,  C., Ak, M. A., “TÜBİTAK-SAGE Yüksek Basınçlı Yanma Laboratuvarı ve Pencereli Katı Yakıt Yakıcı Düzeneği Tasarım/Üretim ve Hizmete Alma Çalişmaları” 8. Uluslararası Yanma Sempozyumu, 8-9 Eylül 2004, Ankara, Türkiye.

42. Ulas A., Ak, M. A., Orhan, F. E., Gunduz D. E., Gonc, L. O., Sumer, B., Puskulcu, G., Yildirim, C., “Türkiye’nin Uzaya Bağımsız Ulaşımının Anahtarı: İlk Milli Hidrojen Peroksit-Kerosen Sıvı Yakıtlı Roket Motoru Tasarımı” Savunma Teknolojileri Kongresi SAVTEK 2004, 24-25 Haziran 2004, ODTU, Ankara.

43. Ulas, A., Ak, M. A., Orhan, F. E., Gündüz, D. E., Gönç, L. O., Sümer, B., Püskülcü, G., Yıldırım, C., "Design and Testing of a Hydrogen Peroxide-Kerosene Liquid Rocket Engine", Istanbul Space Propulsion Workshop ISPW 2004, 10-12 June 2004, Istanbul, Turkey.

44. Ulas, A., Kuo, K. K., and Gotzmer, C., "Effects of Fluorine-Containing Species on the Ignition and Combustion of Boron Particles: Experiment and Theory," Combustion of Energetic Materials, Editors: Kuo, K. K. and De Luca, L. T., Begell House, Inc., New York, NY, 2002.

45. Risha, G. A., Ulas, A., Boyer, J. E., Kumar, S., and Kuo, K. K., "Performance of Several HTPB-Based Hybrid Rocket Fuel Formulations Containing Nano-Phase Energetic Particles," Poster Presentation in the 221st ACS National Meeting, San Diego, CA, USA, April 1-5, 2001.

46. Risha, G. A., Ulas, A., Boyer, E., Kumar, S., and Kuo, K. K., “Combustion of HTPB-Based Solid Fuels Containing Nano-sized Energetic Powder in a Hybrid Rocket Motor,” AIAA Paper No. 2001-3535, 37th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Salt Lake City, Utah, USA, July 8-11, 2001.

47. Risha, G. A., Ulas, A., Kuo, K. K., and Koch, D. E., “Combustion Behavior of TAL-1308 Composite Solid Propellant for Airbag Applications,” AIAA Paper No. 99-2632, 35th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Los Angeles, CA, June 20-23, 1999.

48. Risha, G. A., Ulas, A., Kuo, K. K., and Koch, D. E., "Characterization of Output Mass and Energy Fluxes of a Pyrotechnic Igniter," AIAA Paper No. 99-2631, 35th AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, Los Angeles, CA, June 20-23, 1999.

49. Ulas, A., Lu, Y.-C., and Kuo, K. K., "Ignition Delay and Flame Structure Measurements of RDX-Based Pseudo Propellants," Proceedings of the 24th International Pyrotechnic Seminar, pp. 531-542, 1998.

50. Ulas, A., Kuo, K. K., and Yeh, C.-L., "Ignition and Combustion of Single Boron Particle In Fluorine/Oxygen Containing Environments," Proceedings of the 35th JANNAF Combustion Subcommittee Meeting, Vol. 1, pp. 549-563, Tucson, AZ, December 7-11, 1998.

51. Risha, G. A., Ulas, A., Kuo, K. K., and Koch, D. E., "Characterization of Combustion Behavior of TAL-1308 Solid Propellant," Proceedings of the 35th JANNAF Combustion Subcommittee Meeting, Vol. 1, pp. 305-319, Tucson, AZ, December 7-11, 1998.

52. Ulas, A., Lu, Y.-C., and Kuo, K. K., "Determination of Temperature and OH Concentration Profiles of RDX/CAB Pseudo Propellants Using UV/Visible Absorption Spectroscopy," Challenges in Propellants and Combustion - 100 Years After Nobel, Editor: K. K. Kuo, pp. 885-895, Begell House, Inc., New York, NY, 1997.

53. Brossard, C., Ulas, A., Yeh, C.-L., and Kuo, K. K., "Ignition and Combustion of Isolated Aluminum Particles in the Post-Flame Region of a Flat-Flame Burner," Proceedings of the 16th International Colloquium on the Dynamics of Explosions and Reactive Systems, Cracow, Poland, August 3-8, 1997.

54. Ulas, A. and Kuo, K. K., "Ignition Characteristics of Aged Composite Solid Propellants Under CO2 Laser Heating," Proceedings of the Propulsion Engineering Research Center 9th Annual Symposium on Propulsion, Cleveland, OH, October 1-2, 1997.

55. Ulas, A., Lu, Y.-C., Kuo, K. K., and Freyman, T., "Measurement of Temperatures and NO and OH Concentrations of Solid Propellant Flames Using Absorption Spectroscopy," Proceedings of the 32nd JANNAF Combustion Subcommittee Meeting, pp. 461-470, 1995.

56. Lu, Y.-C., Ulas, A., Kuo, K. K., and Freyman, T., "Absorption Spectroscopy of Solid Propellant Flames," AIAA Paper No. 95-2713, 31st AIAA/ASME/SAE/ASEE Joint Propulsion Conference and Exhibit, San Diego, CA, July 10-12, 1995.

57. Risha, G. A., Ulas, A., Boyer, J. E., Kumar, S., and Kuo, K. K., "Performance of Several HTPB-Based Hybrid Rocket Fuel Formulations Containing Nano-Phase Energetic Particles," 221st American Chemical Society National Meeting, San Diego, CA, USA, April 1-5, 2001 (Poster Presentation).

SEMINARS

·    Ulaş, A., “Yakıt, Patlayıcı ve Tutuşturucu Uygulamalarında Nano Malzeme Kullanımı” İleri Malzemeler Forumu 2014, SSM, Ankara, 02-03 Aralık 2014..    

·    Ulaş, A., “Katı Yakıtlar İçin Enerjik Katkı Maddesi: Bor” Enerjik Malzemeler ve Askeri Uygulamaları Semineri, MSB Ar-Ge Daire Başkanlığı, Ankara,  22-23 Mayıs 2006.

·         Ulaş, A., “Katı Yakıtların ve Enerjik Malzemelerin Balistik Karakterizasyonu” Enerjik Malzemeler ve Askeri Uygulamaları Semineri, MSB Ar-Ge Daire Başkanlığı, Ankara,  22-23 Mayıs 2006.

·         Ulaş, A., “Hibrid Roket Motoru” Milli Savunma Bakanlığı Havacılık ve Uzay Paneli, MSB Ar-Ge Daire Başkanlığı, Ankara, 24 Mart 2006.

·         Ulas, A., “ODTÜ Hibrit Roket Motoru Projesi” Milli Savunma Bakanlığı Silah Sistemleri Teknoloji Paneli, MSB Ar-Ge Daire Başkanlığı, Ankara, 18 Aralık 2006.

SUPERVISED THESIS:

M.S. Thesis

1. Tuğberk İncekürk, “Experimental and Numerical Study of Detonation in a Closed Chamber” Department of Mechanical Engineering, METU, 2016.

2. Emir Topkaraoğlu, "Design and Development of a Cylinder Expansion Test Setup for Determination of Equation of State Parameters of Various Explosives" Department of Mechanical Engineering, METU, 2014.

3. M. Yusuf Yılmaz, "Design and Analysis of a High Voltage Exploding Foil Initiator For Missile Systems" Department of Mechanical Engineering, METU, 2013.

4.    Suat Erdem Ertuğrul, “The Effects of Geometric Design Parameters on the Flow Behavior of a Dual Pulse Solid Rocket Motor” Department of Aerospace Engineering, METU, 2012 (Supervisor: Assoc. Prof. Dr. Funda Kurtuluş, Co-supervisor: Prof. Dr. Abdullah Ulas).

5.    Bora Gerçeker, "Drop Test Simulation of a Munition with Foams and Parametric Study on Foam Geometry and Material" Department of Mechanical Engineering, METU, 2012, (Co-supervisor: Prof. Dr. Levend Parnas).

6.    Emre Songür, “Design and Validation of a Combustion Test Rig for Airbreathing Rocket Propulsion Studies” Department of Mechanical Engineering, METU, 2010, (Co-supervisor: Dr. Kemal Atılgan Toker).

7.    Arda Ceylanoğlu, "An Accelerated Aerodynamic Optimization Approach for a Small Turbojet Engine Centrifugal Compressor" Department of Mechanical Engineering, METU, 2009, (Co-supervisor: Dr. Mehmet Ali Ak).

8.    İbrahim Kaya, "Design Analysis and Performance Testing of a Jet Vane" Department of Mechanical Engineering, METU, 2009.

9.    Aykut Öksüz, "Ballistic Performance Analysis of Modern Base Bleed Artillary Projectiles" Department of Mechanical Engineering, METU, 2009, (Co-supervisor: Dr. Tuğrul Tınaztepe).

10.    Emre Boysan, “Analysis of Regenerative Cooling in Liquid Propellant Rocket Engines” Department of Mechanical Engineering, METU, 2008.

11.    Erdoğan Aydemir, “Study of Ignition Characteristics of a Plastic Bonded Explosive” Department of Mechanical Engineering, METU, 2008, (Co-supervisor: Dr. Nadir Serin).

12. Sertaç Cürdaneli, “Experimental Analysis on the Measurement of Ballistic Properties of Solid Propellants” Department of Mechanical Engineering, METU, 2007.

13. Fatih Cengiz, “Steady-State Modeling of Detonation Phenomenon in Premixed Gaseous Mixtures and Energetic Solid Explosives” Department of Mechanical Engineering, METU, 2007, (Co-supervisor: Bekir Narin, M.Sc.).

14. Ayça Çekiç, “Experimental Study of Solid Propellant Combustion Instability” Department of Mechanical Engineering, METU, 2005.

15. Mustafa Nevzat Sarışın, “Design of a Connected Pipe Test Facility for Ramjet Applications” Department of Mechanical Engineering, METU, 2005 (Co-supervisor: Prof. Dr. Kahraman Albayrak).

16. Gökay Püskülcü, “Analysis of 3-D Grain Burnback of Solid Propellant Rocket Motors and Verification with Rocket Motor Tests” Department of Mechanical Engineering, METU, 2004.

Ph. D. Thesis

17. Suzan Koç, “An Experimental Study on the Ignition and Combustion of Pyrotechnic Compositions” Department of Mechanical Engineering, METU, 2015.

18. Bekir Narin, “One and Two Dimensional Numerical Simulation of Deflagration to Detonation Transition Phenomenon in Solid Energetic Materials” Department of Aerospace Engineering, METU, 2010 (Supervisor: Prof. Dr. Yusuf Özyörük, Co-supervisor: Assoc. Prof. Dr. Abdullah Ulas).