Experimental and Analytical Investigations of Friction Stir Welding of Variou...
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1. PERSONAL INFORMATION
Evgeny Kondrashov
9, Karl Libknecht Street, apt. 10
Verkhnyaya Salda, 624760, Russian Federation
Phone: +7 952 740 04 86
E-mail: ken060776@rambler.ru
Date of Birth: 06.07.1976
Marital Status: divorced, two children
OBJECTIVE
To achieve the position of a Consultant for vacuum arc remelting (VAR) process of manufacturing
ingots and for titanium alloy semi-products manufacturing and certification procedures committing
myself to execute the following job responsibilities and functions:
1. Simulation, development and optimization of VAR modes (arc/voltage profile) in accord
with different technical specifications (ingot diameter, number of remelts) and standards
requirements;
2. Investigation and root cause finding of liquation and metallurgical defects in ingots and
semi-products.
3. Development of certification programs and field supervision over the product manufacturing
methods in the course of product manufacturing methods certification (ingots, billets, bars,
die forgings).
EDUCATION
1998-2001 Ural State University (now Ural Federal University), Ekaterinburg, Russia
Postgraduate study.
PhD Thesis “Optical and Photoelectron Spectra of Dielectric Cuprates”.
Qualification: PhD in Condensed Matter Physics.
1993-1998 Ural State University (now Ural Federal University), Ekaterinburg, Russia
Major field of studies: theoretical and mathematical physics, condensed matter
physics, mathematical modeling.
2. Diploma “Model calculations of electron-phonon spectra of copper oxides”.
Qualification: Physicist.
WORK EXPERIENCE
Years Responsibilities
VSMPO-AVISMA Corporation
Consultant
2009-till now Development of the Vacuum Arc Remelting modes for complex Titanium alloys to
minimize segregation (liquation) defects (β-flecks, bright/dark spots, tree-like
structure and macrosegregation), ingot surface quality.
VSMPO-AVISMA Corporation
R&D Center
Research Engineer
2007-2009 1. Management of the group of engineers engaged in developing and
optimizing of VAR modes for the following titanium alloys: Ti-10V-2Fe-
3Al, Ti-6Al-2Sn-4Zr-6Mo, Ti-6Al-2Sn-4Zr-2Mo, Ti-6Al-4V, Ti-17, VT3-1,
OT4, VT22 и VST5553.
2. Member of the workgroup committed to automatize VAR furnaces
automation: development of technical specification, determination of volt-
ampere characteristic and volt-linear-ampere characteristic, surveillance over
the pilot melts.
3. Development of inter-electrode gap control method by voltage impulses with
reverse polarity. From 2008 till the present moment this method has been
used at VSMPO to manufacture ingots of Ti-10V-2Fe-3Al alloy. Ref. [10].
4. Computer program development for mathematical simulation of thermal
processes of ingot solidification during VAR.
5. Delivering lectures to the technical personnel on liquation and metallurgical
defects precipitation in titanium alloy ingots and semi-products. Delivering
lectures on fatal defects in rotor quality products manufacture.
Graduate academic advising for university and college students on melting
production.
2003-2006 1. Management of certification process (technical aspects) for rotor quality
products for Rolls-Royce plc in accordance with the following standards:
MSRR8636 billets Ø330mm.
MSRR8624 billets Ø200mm.
3. MSRR8610 hot rolled bars Ø10-80mm.
MSRR8684 billets Ø330mm.
2. Management of certification process (technical aspects) for rotor quality
products and quality control processes supervision for company SNECMA
Moteurs in accord with the following standards:
DMD 0717-24 type А billets Ø200 mm.
DMD0778-24 billets Ø200mm.
DMD0778-24 hot rolled bars Ø15-114 mm. Development of test
samples for blue etched bars.
DMD0777-24 billets Ø300mm.
DMD0777-24 die forgings for CFM-series engines.
Multizone ultra sonic inspection.
Blue etching.
3. Conducting negotiations with the customers on product technical
specifications and quality control prescriptions (chemical composition,
metallography, ultra sonic inspection, liquid penetrant examination, blue
etching) and coordination of technical aspects of certification programs.
4. Development of comprehensive research programs and execution of field
supervision of certification programs implementation.
5. Supervision for certified product manufacturing process at each and every
stage from raw materials incoming inspection control till customer
acceptance control.
2001-2002 1. Study of the technology and complete product cycle and QA procedures for
Ti alloy semi-products.
2. Drawing up of techno-economic feasibility reports for manufacturing ingots,
billets, sheets, die forgings.
3. Study of Quality Management System and analysis of domestic and
international standards relevant to Ti alloy semi-products production.
Ural State University
Assistant
1998-2001 Lecturing on the differential equations, electrodynamics and group theory.
LANGUAGES
4. English Intermediate. Freely reading special literature.
German Beginner.
SKILLS
Programming Languages Ada, Delphi, Kylix
Platforms Linux, Windows
Tools Mathematica Wolfram, LaTeX, GnuPlot,, MS Word and Excel
Решение физико-
математических задач
1. Problem solving in mathematical analysis, mathematical physics,
electrodynamics and quantum mechanics.
2. Numerical and analytical solution of ordinary differential
equations and partial differential equations.
3. Designing of mathematical models of physical processes
including heat and mass transfer, electrodynamics,
hydrodynamics and their numerical implementation.
Scientific activity More than 30 scientific publications, 2 monographs and 1 patent
HOBBIES & ACTIVITIES
Music, playing tenor saxophone.
5. Some papers in English
1. Kondrasov E.N., Tarenkova N.Yu., Maximov A.Yu., Kornilova M.A. Study of the
Crystallization Morphology of VT3-1 Alloy during VAR. Journal of Engeneering
Thermophysics, 2009, Vol.18, No.1, pp.80-84.
2. Kondrashov E.N. The analytical solution of the one alloy solidification problem.
International Journal of Heat and Mass Transfer, 52, 2009, pp.67-69.
3. Puzakov I.Yu., Kondrashov E.N., Maksimov A.Yu. Selection of convective heat transfer
coefficient from comparison of experimental data with results of mathematical modeling.
Journal of Engineering Physics and Thermophysics, Vol.82, No.4, 2009, pp.714-716.
4. Kondrashov E.N., Maksimov A.Yu., Konovalov L.V. Quasi-steady-state characteristics of
solidification of alloys made from VT3-1 alloy during vacuum arc remelting. Russian
Journal of Non-Ferrous Metals, 2008, Vol. 49, No. 1, pp.23-27.
5. Kondrashov E.N. Influence of the Difference in the Density of Solid and Liquid Phases on
the dynamics of an Alloy Solidification Front at Crystallization of a Finite Volume with a
Moving boundary t~ . Journal of Engineering Thermophysics, 2007, Vol.16, No.2, pp.88-
95.
6. Kondrashov E.N., Musatov M.I., Maksimov A.Yu., Goncharov A.E., Konovalov L.V.
Calculation of the Molten Pool Depth in Vacuum Arc Remelting of Alloy VT3-1. Journal of
Engineering Thermophysics, 2007, Vol.16, No.1, pp.19-25.
Some papers in Russian
7. Kondrashov E.N., Tarenkova N.Yu, Maksimov A.Yu., Fedorov N.S., Konovalov L.V. The
Technique of Determination of Thermal-Physical Properties of Titanium Alloys in the
Vacuum-Arc Remelting. Tsvetnye Metally, 12, 2008, pp.68-71 (in Russian)
8. Kondrashov P.N., Kondrashov E.N. Convective Heat Transfer during Vacuum Arc
Remelting of Ti-6Al-4V Alloy in Helium Atmosphere. Electrometallurgiya, 8, 2014, pp.31-
35 (in Russian)
6. 9. Leder M.O., Gorina A.V., Kornilova M.A. Tarenkova N.Yu., Kondrashov E.N. Towards the
On Determination of Thermal-Physical Properties of Titanium Alloys by Profiles of Molten-
Pool. Electrometallurgiya, 10, 2015, pp. 20-27 (in Russian)
Patent
10. Konovalov L.V., Kondrashov E.N., Maksimov A.Yu., Fedorov N.S., Puzakov I.Yu. Patent
RU 2395596 C2. Procedure for Control of Spark Gap during Vacuum Arc Melting and
Facility for Implementation of this Procedure.