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Valentin Ivanov Abadjiev



Position Professor

Department:Mechatronics

 

Room number: 225

Phone: +359 2 979 6434....

E-mail: abadjiev@imbm.bas.bg

 

Scientific degrees, institution, year:


 

Master of Sciences of Mech. Eng., University of Rоusse, 1970

Ph. D. of Applied Mechanics, Union Center of Mathematics and Mechanics – BAS, 1985

Doctor of Sciences of Applied Mechanics, Bulgarian Academy of Sciences -Institute of Mechanics, 2007

 

Fields of Research:


 

Applied mechanics

Spatial gearing

Mathematical modelling (for synthesis of skew-axes gears and for reconstruction of car crashes)

Extended Information

 

Recent Publications:

1.Abadjieva E., V. Abadjiev, H. Kawasaki. Pitch Configurations- An Innovative Solution to the Synthesis of Hyperboloid Gears. Part 1. Essence and Basic Characteristics of the Innovative Solutions, Advances in Education Research, 2013 The 2nd International Conference on Social Science and Education (ICSSE 2013), December 24-25,2013, Hong Kong, China, Vol. 47, pp. 511-517, ISSN: 2160-1070

2.Abadjieva E., V. Abadjiev, H. Kawasaki. Pitch Configurations - An Innovative Solution to the Synthesis of Hyperboloid Gears. Part 2.Analytical and Software Content of Pitch Configurations, Advances in Education Research, 2013 The 2nd International Conference on Social Science and Education (ICSSE 2013), December 24-25, 2013, Hong Kong, China Vol. 47, pp. 518-525, ISSN: 2160-1070

3. Abadjieva E., V. Abadjiev, H. Kawasaki, T., Mouri. Application of the Gearing Primitives to Skew-Axes Gear Set Synthesis. Part 2. Mathematical Model for Synthesis and Applications, 12th International Congress on Theoretical and Applied Mechanics, 23-26 September 2013, Saints Constantine and Helena, Varna, Bulgaria (published on CD)

4. Abadjieva E., V. Abadjiev, H. Kawasaki, T., Mouri. Application of the Gearing Primitives to Skew-Axes Gear Set Synthesis. Part 1: Principles of the Synthesis of Skew-Axes Gears Upon a Pitch Contact Point, 12th International Congress on Theoretical and Applied Mechanics, 23-26 September 2013, Saints Constantine and Helena, Varna, Bulgaria (published on CD)

5. Abadjieva E., V. Abadjiev, H. Kawasaki, T., Mouri. On the Synthesis of Hyperboloid Gears and Technical Applications, Proceedings of ASME 2011 International Power Transmissions and Gearing Conference, IDETC/CIE 2013, 4-7 August 2013 Portland, Oregon, USA (published on CD)

6. Abadjieva E., V. Abadjiev. Analytical and Computer Synthesis of Face Linear Helicoids. Proceedings of 4rd International Conference Power Transmission’09, Sinaia, Romania, 20.06.-23.06 2012, (published on CD)

7. Abadjieva E., V. Abadjiev. Geometric Synthesis and Computer Modelling of Conic Linear Helicoids. Proceedings of 4rd International Conference Power Transmission’09, Sinaia, Romania, 20.06.-23.06 2012, (published on CD)

8. Abadjiev V., E. Abadjieva, D. Petrova. Synthesis of Hyperboloid Gear Sets Based on the Pitch Point Approach. Journal Mechanism and Machine Theory, vol. 55, Pergamon, 2012, pp. 51-66.

9. Abadjiev V., E. Abadjieva, D. Petrova. Pitch Configurations of Hyperboloid Gear Sets with Internal Mating Gears. Analytical and Computer Synthesis. Comptes Rendus De L’Academie Bulgare Des Sciences, Sofia 2012, vol. 65, No 4, 2012, pp. 449-456.

10. Abadjiev V., E. Abadjieva, D. Petrova. Pitch Configurations of Hyperboloid Gear Sets with Internal Mating Gears. Definitions and Mathematical Model. Comptes Rendus De L’Academie Bulgare Des Sciences, Sofia 2012, vol. 65, No 2, 2012, pp. 307-314.

11. Abadjiev V., E. Abadjieva, D. Petrova. Non-orthogonal Hyperboloid Gears. Synthesis and Visualization of Pitch Configurations with Normal Orientation. Comptes Rendus De L’Academie Bulgare Des Sciences, Sofia 2011, vol. 64, No 9, 2011, pp. 1311-1319.

12. Abadjiev V., E. Abadjieva, D. Petrova. Non-orthogonal Hyperboloid Gears. Synthesis and Visualization of Pitch Configurations with Inverse Orientation. Comptes Rendus De L’Academie Bulgare Des Sciences, Sofia 2011, vol. 64, No 8, 2011, pp. 1171-1178.

13. Abadjiev, V., E. Abadjieva, D. Petrova. Mathematical Modelling of the Dynamic Processes of a High-Velocity Forging Machine, Machine Design, Vol. 3, Faculty of Technical Science, University of Novi Sad, pp.151-157, ISSN 1821- 1259

14. Abadjiev, V., E. Abadjieva, D. Petrova. Pitch Configurations: Definitions, Analytical and Computer Synthesis. Proceedings of ASME 2011 International Power Transmissions and Gearing Conference, IDETC/CIE 2011, 28-31 August 2011 Washington DC, USA (published on CD)

15. Abadjieva E., G. Bojadjiev, D. Petrova, V. Abadjiev. On the Mesh Region Synthesis of Spatial Rack Drives with a Rotating Link Having a Cylindrical Linear Helicoids, Journal of Theoretical and Applied Mechanics, Volume 40, No 2, Bulgarian Academy of Sciences, Sofia, 2010, pp. 3 – 10 (the material is presented on 11th National Congress on Theoretical and Applied Mechanics, 2-5 Sept. 2009, Borovets)

16. Abadjiev, V., E. Abadjieva. Research of the Pile Foundation Process Dynamics.. Simulation Results. Comptes Rendus De L’Academie Bulgare Des Sciences, Sofia, 2010, vol. 63, No 12, 2010, pp. 1795-1806

17. Abadjiev, V., E. Abadjieva. Research of the Pile Foundation Process Dynamics. Mathematical Modelling of the Pile Tamping Dynamics. Comptes Rendus De L’Academie Bulgare Des Sciences, Sofia 2010, vol. 63, No 11, 2010, pp. 1651-1658.

18. Abadjiev, V.,“Gearing Theory and Technical Applications of Hyperboloid Mechanisms”, Sc. D. thesis, Institute of Mechanics, Bulgarian Academy of Sciences, Sofia, 2007, 309 p. (in Bulgarian)

19. Abadjieva E., Abadjiev, V. On the Kinematic Theory of Spatial Rack Drives. Comptes Rendus De L’Academie Bulgare Des Sciences, Sofia, vol. 61, No 12, 2008, pp. 1525 – 1534, ISSN: 1310-1331

20. Abadjiev V., Abadjieva E., Vector Analysis of the Sliding Velocity Function of Rack Drives, Theoretical and Applied Mechanics J., Sofia, vol. 37, No 4, 2007, pp. 15-24.

21. Abadjiev V., D. Petrova, E. Abadjieva. Mathematical Modelling for Synthesis and Design of Non-Orthogonal Wormgears with a Straight-Line Tooth Contact, III European Conference on Computational Mechanics Solids, Structures and Coupled Problems in Engineering, C.A. Mota Soares et.al. (eds.) Lisbon, Portugal, 5–8 June 2006.

22. Abadjiev V., D. Petrova, E. Abadjieva. An Optimization of Type Wildhaber Gear Sets Based on Loading Capacity. A Software Estimate of the Hydrodynamic Loading Capacity, In Proc.: 15th Int. Conf. on Manufacturing Systems ICMaS 26-27 October 2006, Proceedings, Editura Academia Romane, Bucharest, 2006, pp. 425-428.

23. Abadjiev V., D. Petrova, E. Abadjieva. An Optimization of Type Wildhaber Gear Sets Based on Loading Capacity. Kinematic Approach to Criteria Construction, In Proc.: 15th Int.l Conf. on Manufacturing Systems ICMaS 26-27 October 2006, Proceedings, Editura Academia Romane, Bucharest, 2006, pp. 421-424.

24. Abadjiev V., D. Petrova, E. Abadjieva. Geometric Conditions for Existing of Hyperbolic Gears Pitch Circles, In: Proc. The 2nd Int. Conf. “Power Transmissions 2006”, Faculty of Technical Sciences, Novi Sad, 25-26. April. 2006, pp. 111-116.

25. Abadjiev, V., E. Abadjieva. Basic Velocity Characteristics of Spatial Gearings. Mechanics of Machines, XXIV, Vol. 2 (63), Ed. Technical University-Varna, 2006, pp.79-80.

 

Recent Projects:

- Project No TH 310/93 “Mechanical Systems for Rotations Transformation between Arbitrarily Skewed in the Space Axes by Discrete Conjugate Surfaces”, National Fund “Scientific Research” by Ministry of Education and Sciences, 1993 –1996, (Project manager)

- Project “Theoretical and Experimental Research of Mechanical and Biomechanical Systems”, Institute of Mechanics – BAS and Institute of Applied Mathematics –RAS, 1995 –1998, (Project manager)

- Project No TH 820/98 “Research on Regular and Random Processes of Multibody Systems”, National Fund “Scientific Research” by Ministry of Education and Sciences, 1998-2001, (Project manager)

- Project No ТН 15/05 “Robotically Devices for Rescue Operations”, National Fund “Scientific Research” by Ministry of Education and Sciences, 2005- (Member).

--Contract between National Innovation Fund and „Chemical Products“ Ltd. , Jambol for Project No IF 0258/23.12.2008 г. „Utilization of Technological Waste of Mineral Wool in the Preparation of Products for Thermal Insulation”, 2009-2011 г. (Member)

-Task SP8. „Standardization” at VІ FP “HYDROMEL” – FP6 Contract: NMP2-CT-2006-026622 (Hybrid ultra-precision manufacturing process based on positional- and self-assembly for complex microproducts”, 2008-2010 г (Member)

Membership:

- Scientific Council of Institute of Mechanics – BAS,

- Federation of the Scientific and Technical Unions in Bulgaria;

- Union of Bulgarian Scientists;

- Union of Bulgarian Standardization Society


Honors:

- Medal “Honorable Inventor”, Government Committee of Sciences, 1987;

- Honor Diploma from National Science Fund for Research Achievements During the Third National Session of National Science Fund, Ministry of Education and Sciences, 1993-1996;

- Honor Diploma from National Science Fund for Research Achievements During the Eight National Session of National Science Fund, Ministry of Education and Sciences, 1998-2001

 

 

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Modified date:28-02-2016