طاهر ازدست

In The Name of God   Taher Azdast Assistant professor of Mechanical Engineering   Faculty of Engineering Department of Mechanical Engineering Urmia University Urmia, Iran

 Personal Information

Name:                    Taher

Surname:              Azdast

Date of Birth:      03/21/1977

Place of Birth:    Mahabad

E-mail:                  t.azdast@urmia.ac.ir    (saidtaher@yahoo.com)

Address:                Department of Mechanical Engineering, Faculty of Engineering, Urmia University, Urmia, Iran

 Academic Background

 Research Interest

• Manufacturing Processes
• Plastic Processing and Technology
• Injection Molding/Extrusion of Plastics
• Shrinkage of Injection Molded plastic Parts
• Microcellular Foams (Foam Process in Extrusion and Injection Molding)
• Plastics and Composites
• Gas/Water Assisted Injection Molding
•  Jigs and Fixture
• Application of Neural Networks/Genetic Algorithms in Engineering

 Ph.D. Dissertation

Title:                    Numerical and Experimental Study of In-Mold Constraints Effect on Final

                              Dimensions of Injection Molded Parts.

Supervisor:        Dr. A.H. Behravesh

                        Associate Professor; Mechanical Eng. Dept., Faculty of Engineering,Tarbiat Modarres University.

Advisor:              Dr. K. Mazaheri

                        Associate Professor; Mechanical Eng. Dept.,Faculty of Engineering, Tarbiat Modarres University.

 M.Sc. Thesis

Title:                    Neural Optimization of Clamping Force in a Workpiece- Fixture System During

              MachiningOperations.

Supervisor:        Dr. M. Hamedi

                        Associate Professor; Mechanical Eng. Dept., Faculty of Engineering, University of Tehran.

Advisor:              Dr. M. Shariat Panahi

                  Assistant Professor; Mechanical Eng. Dept., Faculty of Engineering, University of Tehran.

 Papers

1.     Azdast T., Alialmoussavi S.M., Behravesh A.H., Rash Ahmadi S., Mahmoodi, M. Rezavand, S.A.M.," Shrinkage Optimization of Injection Molded Parts through a Hybrid System of Artificial Neural Network and Genetic Algorithm", Polymer Processing Society 26^th, Annual Meeting, PPS-26, July 4-8, Banff, Canada, 2010.

2.     Mirabzadeh, R., Rezavand, S.A.M., Azdast, T., Mahmoodi, M., " Investigation of the Effect of Process Parameters on the Residual Stress of Injection Molded Thermoplastic Parts", Polymer Processing Society 26^th, Annual Meeting, PPS-26, July 4-8, Banff, Canada, 2010.

3.     Alialmoussavi, S.M., Azdast, T., Solimanpur, M., Jalili Kohne Shahri, Ata, Lorpari Zangane, M., “Injection Molding Parameter Optimization Through a Hybrid System of Artificial Neural Network and Genetic Algorithm” 18^th Iinternational Conference on Mechanical Engineering (ISME2010), May 11-13, Tehran, Iran, 2010.

4.     Alialmoussavi, S.M., Azdast, T., Solimanpur, M., “Optimization of Molding Parameters by Taguchi Method leading to minimum Shrinkage and In-mold pressure” 16^th Iranian Conference on Manufacturing Engineering (ICME2010), March 1-3, Babol, Iran, 2010.

   5.     Sedaghat Pisheh, H., Golestanian, H., Azdast, T., “Visualization of Fiber Orientation in Weldlines of a RTM Part with Different Injection Spots” 16^th Iranian Conference on Manufacturing Engineering (ICME2010), March 1-3, Babol, Iran, 2010.

   6.     Sedaghat Pisheh, H., Golestanian, H., Azdast, T., “Numerical Survey of Relevancy between High Grade of Filler with Final Shrinkage of RTM Panel” 16^th Iranian Conference on Manufacturing Engineering (ICME2010), March 1-3, Babol, Iran, 2010.

7.     Khalil Pour Azari, S., Azdast, T., Khalil Pour Azari, S., Mohammadi Aghdam, K., “Reverse Engineering Process of Two Spur Gears Used Over the P.T.O Shafts of Articulated Garden Tractor” 16^th Iranian Conference on Manufacturing Engineering (ICME2010), March 1-3, Babol, Iran, 2010 (in Persian).

8.     Mohammadi Aghdam, K., Azdast, T., Khalil Pour Azari, S., “Replacement of an Articulated Garden Tractor part with a forged part” 16^th Iranian Conference on Manufacturing Engineering (ICME2010), March 1-3, Babol, Iran, 2010 (in Persian).

9.     Amiri, E., Azdast, T., Doniavi, A., “Experimental and Numerical study on Uniformity of Wall Thickness of Transparent Acrylic in Bubble Inflation and Plug Assistance Thermoforming Processes” 16^th Iranian Conference on Manufacturing Engineering (ICME2010), March 1-3, Babol, Iran, 2010.

10.   Rash Ahmadi, S., Azdast, T., Hoseinpour Dash Atan, S., “Surface investigation and stress analysis of coated systems under contact loading using FEM modeling” 16^th Iranian Conference on Manufacturing Engineering (ICME2010), March 1-3, Babol, Iran, 2010.

11.   Mirabzadeh, R., Rezavand, S.A.M., Azdast, T., Shahi, P., “Investigation of the Effect of Material Properties and Processing Parameters on Residual Stresses of Injection Molded Plastic Parts” 16^th Iranian Conference on Manufacturing Engineering (ICME2010), March 1-3, Babol, Iran, 2010.

12.  Amiri, E., Doniavi, A., Nosouhi, R., Azdast, T., “A Finite Element Investigation on Thickness Distribution of PMMA Sheet in a Combination of Free Forming and Plug Assistance Forming” 17th Annual (International) Conference on Mechanical Engineering (ISME2009), May, University of Tehran, Iran, 2009.

13.  Alialmoussavi, S.M., Azdast, T., Doniavi, A., Seyfi, A., “Optimal Process Design of Shrinkage and Welding line Strength in Injection Molding by Taguchi Method” Najafabad  Conference on Manufacturing Engineering (NMEC2009), April 20-21, Esfahan, Iran, 2009.

14.  Azdast, T., Park, C.B., Behravesh, A.H., Lee, E.K., and Lee, K.M., “Visualization of CO₂ Content Effect on Expansion Behaviour of HMS PP Extruded Foam,” 15^th Iranian Conference on Manufacturing Engineering (ICME2009), Birjand, Iran, March 3-5, 2009.

15.  Azdast, T., Park, C.B., Behravesh, A.H., Lee, E.K., and Lee, K.M., “Visualization of Talc Amount Effect on Expansion Behaviour of HMS PP Extruded Foam,” 15^th Iranian Conference on Manufacturing Engineering (ICME2009), Birjand, Iran, March 3-5, 2009.

16.  Azdast, T., Sedaghat Pisheh, H., “Shrinkage Comparison of Amorphous and Semi-Crystalline Thermoplastics in Injection Molding Process,” 15^th Iranian Conference on Manufacturing Engineering (ICME2009), Birjand, Iran, March 3-5, 2009.

17.  Azdast, T., Sedaghat Pisheh, H., “Injection Molding Process Simulation of Plastic Parts,” National Conference of Mechanical Engineering (NCME2008), Khomeinishahr, Iran, 62, November, 2008, in Persian

18.  azdast T., Behravesh A.H., Mazaheri K., Darvishi M.M.," Effect of Cooling Time on In-Mold Constrained Shrinkage of Injection molded Plastic parts in Consideration of Residual Stresses", Proceeding of the polymer society 24^th Annual Meeting, PPS-24, June 14-19, 2008 Salerno, Italy

19.  Azdast, T., Lee, E.K., Lee, K.., Park, C.B., Behravesh, A.H., Folland, R., Praller, A. “Extrusion Foaming of HMS PP with Supercritical Carbon Dioxide II: Expansion Behaviors,” Blowing Agents and Foaming Processes, Berlin, Germany, May 20-21, 2008

20.  Azdast, T., Lee, E.K., Lee K.M., Park, C.B., Naguib, H.E., Behravesh, A.H., Pachner, E., and Praller, A., " Extrusion Foaming of High-Melt-Strength PP with Supercritical Carbon Dioxide I: Cell Nucleation Behaviors," SPE, ANTEC, Technical Papers, Paper #0882, USA, Milwaulkee, WI, May 4-8, 2008

21.  Azdast T., Behravesh A.H., Mazaheri K., Darvishi M.M., " Numerical simulation and experimental validation of residual stress induced constrained shrinkage of injection molded parts " Polimery Journal, 2008, Vol. 53, No. 4, pp.304-310

22.   Azdast, T., Behravesh A.H. “An Analytical Study of Constrained Shrinkage of Injection Molded Semi-Crystalline Plastic Parts”, Polymer-Plastics Technology & Engineering Journal, 47, 1265-1272, 2008

23.    Azdast T., Behravesh A.H. “Shrinkage of the Amorphous and Semi-crystalline Thermoplastics in Injection Molding Process at constrained state", 15^th Annual conference (International) on Mechanical Engineering, Amir Kabir University of Technology, Tehran, May 2007, in Persian

24.    Azdast, T., Behravesh, A.H., “In Mold Constrained Shrinkage of Amorphous Thermoplastics in Injection Molding Process”, Modares Technical and Engineering Journal, No. 31, 161-171,Spring 2008,

25. Kazemi, K., Behravesh, A.H., Azdast, T. “An Experimental Study on Mechanical and Microstructural Properties of Microcellular Foams of ABS Composites, Iranian Polymer Journal, (Vol. 15, No. 7, pp.565-577, 2006).

26.  Azdast, T., Behravesh, A.H. “An Investigation of Viscoelastic Effect on the Shrinkage of Injection Molded Plastic Parts with Constraints”, 14^th Annual (International) Mechanical Engineering Conference, Isfahan, Iran, (Des.2005, in Persian)

27.  Kazemi Bidokhti, K., Behravesh, A.H., Azdast, T., “Investigation on Microstructural and Mechanical Properties of Microcellular ABS Foams”, Proceeding of the 13th International Mechanical Engineering Conference, Isfahan, (2005, in Persian, Ref.1025).

28.  Kazemi Bidokhti, K., Behravesh, A.H., Azdast, T., ”Mechanical and Microstructural Properties of ABS, and Filled ABS Microcellular Foams.” University of Amir Kabir Journal,, (2005, in Persian, Ref. 83-68).

29.    Hamedi, M. Azdast, T., Optimizing clamping force in workpiece-fixture system by using Neural Networks and Genetic Algorithm, University of Tehran Journal of Engineering, Volume 39, No. 6, 2006, pp. 723-732.

30.    Kazemi Bidokhti, K., Behravesh, A.H., Azdast, T., ”Investigation on Microstructural properties ABS and its Composites Microcellular Foams,” Proceeding of the 12^th International Mechanical Engineering Conference, Tehran, (2004, in Persian, Ref.170074).

31.    Azdast T. Hamedi, M., Shariatpanahi, M., "Application of Neural Networks in Clamping Force Optimization of Workpiece-Fixture System.”, Proceedings of the 5^th Iranain Manufacturing Conferene, Tehran, (2002, in Persian,).

Research and Work Experience

1.     Researcher of Project “Safety factor increase of OTM 930&938 tractors via design and manufacture of back-mounted safeguard Study”, Orumia Tractor Manufacturing Company  and Urmia University, (2008-Present)

2.     Technical Consultant, Orumia Tractor Manufacturing Company (OTMCO), Urmia, (2008-Present)

3.       Researcher of Project “Analytical Study of Shrinkage Behaviors of Semi crystalline and Amorphous Injection Molded Thermoplastics”, Faculty of Engineering, Urmia University, No. 007/ 86, (2008-2009)

4.     Lecturer, Mechanical Engineering Group, Urmia University of Technology, Urmia, (2008-2009)

5.     Lecturer, Mechanical Engineering Group, University of Science and Technology, Urmia, (2008-2009)

6.     Assistant professor of Mechanical Engineering, Mechanical Eng. Dept., Faculty of Engineering,

         Urmia University (2007-present)

7.        Research Assistant, Microcellular Plastic Manufacturing Laboratory, Mechanical and Industrial Eng.

Dept., University of Toronto, (2006-2007)

8.     Lecturer, Manufacturing Group, University of Applied Science and Technology, Koosha Center, Tehran,

     (2004-2006)

9.       Teaching Assistant, Manufacturing Group, Mechanical Eng. Dept., Faculty of Engineering, Tarbiat

        Modares University (2002-2006)

10.       Manager of Plastic Technology Laboratory, Plastic Technology Group, Mechanical Eng. Dept.,

          Faculty of  Engineering, Tarbiat Modares University (2004-2006)

11.       Executive Committee Member of Tehran International Congress on Manufacturing Engineering

         (TICME2005), Tarbiat Modares University, Tehran, Iran, (Dec.2005)

12.  Co–researcher of Project “Mechanical and Microstructural Properties of Microcellular Foams: ABS and

        its Composites”, Faculty of Engineering, Tarbiat Modares University (2003-2005)

13.   Co–researcher of Project “Design, Manufacture and Implementation of A Microcellular Foam Injection

         Molding System”, Faculty of Engineering, Tarbiat Modares University (2003-2004)

14.       Executive Committee Member of 12^th Annual (International) Mechanical Engineering Conference,

         Tarbiat Modares University, Tehran, Iran (May.2004)

15.  Consultant Engineer, "Turbine Blades Producing", Mavadkaran Engineering Company, Tehran, (2003,  2004)

16.    Project Researcher, “Optimization of Clamping Force in Workpiece-Fixture System during Machining

        Operations using Neural Networks and Genetic Algorithm”, No: 618/2/1032, Faculty of Engineering,

         University of Tehran, (2002)

17.    Researcher, Internship Project, "Increase of Efficiency of Peykan Cylinder Machining", Iran Khodro

 Company, Tehran, (2001)

18.    Trainee, Iran Khodro Company., Tehran, (2000)

Academic Achievements

·         Coming first out of all  Ph.D Thesis, 2007

·         Research Scholarship, Iranian Ministry of Science, Research and Technology, 2006

·         First Rank in Entrance Exam of Ph.D, 2002

·         Coming first out of all M.Sc. students during tow-year course,2002

·         Coming first out of all B.Sc. students during four-year course,2000

 Membership

·         SPE (Society of Plastic Engineering)

·         SMEIR (Society of Manufacturing Engineering of Iran)

 Computer Skills

·         Engineering Softwares: SOLIDWORKS, MECHANICAL DESKTOP, AUTOCAD, ANSYS,WORKIN MODEL 3D

·         Programing Languages: FORTRAN, C++

·         Injection Molding Analysis Softwares: MOLDFLOW, C-MOLD

·         Microsoft Office Softwares: WORD, EXCEL, POWERPOINT

·         Neural Network Softwares: EASY NN

·         Genetic Algorithm Softwares: GOAL

·         Other Softwares: PHOTOSHOP, ORIGION, TECPLOT

And familiar with: SUPER FORGE, POWER MILL, POWER SHAPE, ABAQUS