Evgeniy Ustinov's Page

EDUCATION - TRAINING
1976-1982 The Riga Institute of Civil Aviation Engineers ,Riga, Latvia


PROFESSIONAL EXPERIENCE
• Leading engineer-designer - joint-stock company 'SVYAZINVEST'( www.si.by ), Belarus, January, 2005 - present time

• Design power factor corrected LED driver(30W; 50W; 250W).

-        Test the samples, schematics design, PCB design, magnetics design.

• Design 1100 W AC- DC hot swappable redundant active load sharing power supply for telecommunication industry(rectifier module)

-Test the performance of the modular power system based on 1100W telecom rectifiers.

-Adapt the UC3907 load sharing control  circuit  to  operate in AC-DC telecom applications.

- Perform analysis and comparison of power stages

- Simulate the power stages  of the converters, PFCs.

- Design schematics of the rectifier module

- Make and test the prototype of the SRC

- Design and simulate the magnetic

- Design and simulate the firmware for ATMega 8 ( AVR Assembler, AVR Studio)

- PCB design

-test the performance of the pilot samples

• Design 400 VA uninterruptible power supply (UPS)for telecommunication industry
- Analyze the current state in designs of inverters
- Synthesis of a structure of the UPS to improve power density
- Simulate the main circuits of the UPS
- Design schematics of the UPS
-Design schematics of the recuperative converter
- Inductor and transformer design
- Design and simulate the firmware for ATMega 8 ( AVR Assembler, AVR Studio)
- Make and test the prototype of the DC-AC inverter
• Develop 350 W AC-DC hot swappable redundant power supply for telecommunication
industry to increase the efficiency and EMC conformity:
- Analyze and simulate the main power stages of the power supply
- Design the passive lossless snubber circuits both the PFC and the converter of the rectifier module
- Design the transformers and the inductors
- Schematic and PCB design
- Adjust and test the pilot samples to verify design
- Participate in a procedure of state certification
• Design 720W AC-DC hot swappable redundant power supply for telecommunication
industry:
- Design and simulate the power stage of the series resonant converter
- Design the synchronous rectifier of the PFM type of the converter
- Design the magnetic
- Test the prototype of the converter
Used software: PSpice, PCAD2002, Mathcad, FEMM, ELCUT, Maxwell 10, MsOffice, AVR Asssembler, AVR Studio.

• Researcher – Mattron Co. Ltd.( www.mattrone.com ), Korea, June, 2003 – June, 2004(contract position)
• Design 300W 300 kHz AC-DC converter with a planar transformer.
• Design high power density 300W 500kHz DC-DC series resonant converter with an integrated
magnetic component (transformer-inductor).
• Performed procedures: - selection and analysis methods of conversion,
- design schematic diagram and PCB design,
- design and analysis transformers and an integrated magnetic
- assemble and test samples of design
- correct schematics and PCB in according with test results.


Used software: PSpice, ACCEL, Mathcad, FEMM, ELCUT, MsOffice.
• Leading engineer - joint-stock company ‘Institute of Information technologies’
( www.beliit.com ), Belarus, October, 1995 – June, 2003
Design power systems and power supplies of devices for optical measurements (OTDR applications,optical testers,power meters etc.). Selection of methods of conversion, calculation and design sircuits of switch mode power supplies, magnetic design, EMI consideration. Tracking of manufacture.
Activity in a structure of temporal team on design a low-voltage set of chips - design the circuit of a low-voltage IC (1.0 V … 1,5 V) of inductorless voltage converter (tripler), simulation, correction of models of element base, analysis of samples of hardware products. Design a control circuit IC of the push-pull switch mode power supply with a low interference level and low input voltage.
• Leading engineer – ‘Minsk research and development instrument- making institute’
( http://mnipi.belhost.by ), Belarus, December, 1992 – October, 1995.
System engineering both power supplies of measuring instruments and systems. Selection of methods of conversion, calculation and design circuits, magnetic design of switch mode power supplies, EMI consideration.
A temporal management of a department activity.
Design modular, redundant SMPS for output power 1500 W.
Design system power supply of a modular measuring system (like as VXI, VME systems).
Activity in a structure of temporal team on design of a chip of the inductive sensor for automatization system – design of the electrical circuit of a chip, simulation, correction of models of element base, analysis of samples of hardware products.
• Engineer – designer of the first category – ‘Minsk research and development instrument-making institute’, Belarus, April, 1991 – December, 1992.
• Engineer – designer of the second category – ‘Minsk research and development instrument-making institute’, May, 1989 – April, 1991
• Senior engineer – ‘Minsk research and development instrument-making institute’, April,
1989 – May, 1989
Design of power supplies for the automized monitoring systems, measuring instruments,
• Service in army, January, 1987-February, 1989
• Engineer – designer of the third category – Designer bureau of industrial robots of the Riga radiofactory,Latvia, March, 1983 – November, 1986
Design and introduction of sensors, power supplies of industrial robots.
• Engineer – designer - Sverdlovsk machine-building factory, Russia,
July, 1982 –December, 1982
Work on technical and engineering posts during education at the institute – ‘Problem laboratory aviation subsurface radar sounding’ , September 1979 – January1982

COLLABORATION
• Promwad Innovation Company ( www.promwad.com ) – development smart battery pack
bq2084/bq29312a , power supplies design, dimmer design, EMI consideration (2007…present).
• Foreign company ‘Beltech-optics’ ( www.sibiroptics.com ) - design power supply for
night vision technique, tracking of manufacture.
• Joint venture company ’Polimaster’ ( www.polimaster.com ) - design power supplies for dose
meter engineering.
• Scientific and production enterprise ’ATOMTEX’ ( www.atomtex.com ) - design power
supplies for dose meter engineering.
• ‘Minsk research and development instrument - making institute’( http://mnipi.belhost.by )
- activity in the field of circuitry of a microelectronics
• Joint-stock company ‘Belonit’ - design power supplies for industrial purposes.
Design power supplies for ABS system of the trucks ‘MAZ’.