Section «Power and Electrical
Engineering»
Scientific Committee:
A. Bačauskas, Dr. sc .ing., KTU, Lithuania
L. Boroņina,
Dr. sc .ing., STU, Russia
V. Bražis,
Dr. sc .ing., RTU, Latvia
M. Budahs,
M. sc., Latvenergo, Latvia
V. Čuvičins,
Dr. habil. sc. ing., RTU, Latvia
R. Deksnis,
Dr. sc .ing., KTU, Lithuania
J. Dirba,
Dr. sc .ing., RTU, Latvia
J. Ekmanis,
Dr. habil. phys., FEI, Latvia
I. Galkins,
Dr. sc .ing., RTU, Latvia
J. Gerhards,
Dr. sc .ing., RTU, Latvia
J. Greivulis,
Dr. habil. sc. ing., RTU, Latvia
K. Ketners,
Dr. sc .ing., RTU, Latvia
M. Kolcun,
Dr. sc .ing., TUK, Slovakia
V. Krēsliņš,
Dr. sc .ing., LEEA, Latvia
O. Krievs,
Dr. sc .ing., RTU, Latvia
N. Kuņicina,
Dr. sc .ing., RTU, Latvia
L. Latkovskis, Dr. sc .ing., FEI, Latvia
J. Laugis,
Dr. sc .ing., TTU, Estonia
T. Lehtla,
Dr. sc .ing., TTU, Estonia
A. Mahņitko,
Dr. sc .ing., RTU, Latvia
A. Meļko,
M. sc., Latvenergo, Latvia
V. Neimane,
Dr. sc .ing., Vattenfal, Sweden
R. Neimanis,
Dr. sc .ing., General Electric, Sweden
E. Pettai,
Dr. sc .ing., TTU, Estonia
V.Pugachev,
Dr. sc .ing., FEI, Latvia
I. Raņķis,
Dr. habil. sc. ing., RTU, Latvia
L. Ribickis,
Dr. habil. sc. ing., RTU, Latvia
A. Riosin,
Dr. sc .ing., TTU, Estonia
A. Sauhats,
Dr. habil. sc. ing., RTU, Latvia
J. Stabulnieks, Dr. sc .ing., FEI, Latvia
A. Šņīders,
Dr. sc .ing., LLU, Latvia
M. Valdma,
Dr. sc .ing., TTU, Estonia
E. Vanzovičs, Dr. sc .ing., RTU, Latvia
D. Vinnikov,
Dr. sc .ing., TTU, Estonia
V. Vodovozov, Dr. sc .ing., TTU, Estonia
Co-Chairs:
S. Vitolina,
L. Zemite,
I. Galkin,
V. Strelkovs,
RTU, Latvia
RTU, Latvia
RTU, Latvia
RTU, Latvia
Organizing Committee:
O. Krievs,
RTU, Latvia
A. Ziravecka,
RTU, Latvia
O. Petrovska,
RTU, Latvia
Conference Secretariat:
Riga Technical University
Faculty of Power and Electrical Engineering
Kronvalda blv. 1, Riga, LV-1010, Latvia
E-mail: power2010@conference.rtu.lv
Phone: +371 67089942; +371 67089918;
+371 67089418
Fax: +371 67089418
PLENARY SESSION
14 October 2010, at 9.00
Faculty of Power and Electrical Engineering,
Kronvalda blv. 1, room 21
Chair:
Prof. Jānis Gerhards, RTU
8.00–9.00
Registration
9.00–9.15
Opening speech
Prof. Jānis Gerhards
Dean of Faculty of Power and Electrical Engineering, RTU
9.15–9.30
Prof. A. Sauhats (RTU)
Power system risk estimation and management
9.30–9.45
Prof. L. Ribickis (RTU)
Scientific research at RTU. Present situation and perspective
9.45–10.00
Prof. D. Blumberga (RTU)
Development of environmental and energy problems
10.00–10.30
Coffee break (Kronvalda 1, Big Hall)
CENTRAL PLENARY SESSION
14 October 2010, at 15.00
Kalķu street 1, Big Hall
Chairs: Ivars Knēts, Professor, Full Member of Latvian Academy of Sciences (LAS), Rector of Riga
Technical University, Leonīds Ribickis, Professor, Full Member of Latvian Academy of Sciences
(LAS), Vice-Rector for Research of Riga Technical University
15.00 Opening speech
Full Member of Latvian Academy of Sciences, Professor Ivars Knēts, Rector of Riga Technical
University
15.05 Welcome address
Mareks Gruškevičs, Ministry of Education and Science, State Secretary
15.10 Welcome address
Full Member of Latvian Academy of Sciences, Professor Valdis Kampars
15.15 «Topicalities of policy of science and technologies in Latvia»
Professor Irina Arhipov, Ministry of Education and Science, Director of Science, Technology and
Innovation Department
15.45 «Scientifical research in RTU and colaboration with enterprises»
Full Member of Latvian Academy of Sciences, Professor Leonīds Ribickis, Vice-Rector for Research
of Riga Technical University
16.15 «Innovation towards a sustainable energy supply in Europe – the role of power electronics»
Professor, Dr. ir. Rik W. De Doncker, RWTH Aachen University, Director of E.ON Energy Research
Center
17.00 RTU Young Scientist of the Year 2010 Award Ceremony
17.10 RTU Scientist of the Year 2010 Award Ceremony
Subsection «Power Engineering»
14 October 2010, at 10.30
Faculty of Power and Electrical Engineering,
Kronvalda blv. 1, room 36
Chair:
Prof. A. Sauhats, RTU
M. Budahs, E. Vanzoviсhs,
M. Zviedritis M. (RTU, Latvenergo,
Latvia)
Studies of new multistory house electrical supply load
and determination methods update
10.30–10.45
10.45–11.00
V. Gvozdas, P. Valatka (Kaunas
University of Technology, Lithuania)
Experimental research of the overvoltage in the insulated
neutral network
11.00–11.15
A. Rosin, T. Möller, M. Lehtla,
H. Hõimoja, (Tallin University of
Technology, Estonia)
Analysis of household electricity consumption patterns
and economy of water heating shifting and saving bulbs
11.15–11.30
A. Ļvovs, A. Mutule, (RTU, Latvia)
Customer dissatisfaction index and its improvement costs
11.30–11.45
E. Vanzovichs, T. Aristovs,
S. Berjozkina (RTU, Latvia)
Allowable load current calculation method with heating
limitation for overhead powerlines
11.45–12.00
J. Survilo (RTU, Latvia)
The use of intermediate voltage in a countryside
12.00–12.15
Coffee break (Kronvalda 1, Big Hall)
12.15–12.30
M. Banejad, I. G. Sardou (Shahrood
University of Technology, Iran)
Optimal placement of line switches for distribution
automation system using genetic algorithm
12.30–12.45
M. Ozolnieks, E. Vanzovichs (RTU,
Latvia)
State of the determination of the necessity of protection
against lightning and overvoltage and improvement
possibilities
12.45–13.00
G. Georgiev (Technical University of
Varna, Bulgaria), I. Zicmane,
S. Kovalenko, E. Antonov (RTU,
Latvia)
An algorithm for the automated design of power grids
13.00–13.15
A. Mahnitko, A. Gavrilov (RTU,
Latvia)
Use of Pareto principle in power system mode analysis
13.15–13.30
T. Y. Panikovskaya (Ural State
Technical University named after the
first President of Russia B.N. Yeltsin,
Russia)
Determination of equilibrium points for steady state
conservative models
13.30–13.45
S. Guseva, O. Borscevskis,
N. Skobeleva, L. Kozireva (RTU,
Latvia)
Load determination and selection of transformer
substations’ optimal power for tasks of urban networks'
development
13.45–14.00
A. Rubtsov (JSC «The Design &
Research Institute of Power Systems
and Networks
ENERGOSETPROJECT», Russia)
Approach to stochastic modeling of power systems
14.00–15.00
Lunch
(Kronvalda 1, Big Hall)
15.00–17.00
Central Plenary Session
Kalķu street 1, Big Hall
Subsection «Power Engineering»
14 October 2010, at 10.30
Faculty of Power and Electrical Engineering,
Kronvalda blv. 1, room 36
I. Erlich (University Duisburg –
Essen, Germany), F. Shewarega
(University Duisburg – Essen,
Germany), O. Scheufeld (FGH Test
Systems GmbH, Germany)
Modeling wind turbines in the simulation of power
system dynamics: an overview
17.00–17.15
17.15–17.30
A. Palamar, E. Pettai, V. Beldjajev
(Tallinn University of Technology,
Estonia)
Control system for a diesel generator and UPS based
microgrid
17.30–17.45
V. G. Kurbatsky, D. V. Sidorov,
V. Spiryaev, N. V. Tomin (Energy
Systems Institute, Siberian Branch of
Russian Academy of Sciences, Russia)
Joint use ANN models and Hilbert – Huang transform for
forecasting prices in the liberalized electricity market
17.45–18.00
I. Oleinikova, A. Obushev (RTU,
Latvia)
Baltic power system development – tendency and
infrastructure projects
18.00–18.15
H. Hõimoja, T. Jalakas, A. Rosin,
A. Rassylkin (Tallinn University of
Technology, Estonia)
Modernization issues of diesel – electric shunting
locomotive power units
18.15–18.30
I. Dmitrenko, J. Laugis (Tallinn
University of Technology, Estonia)
The handle of substation remote terminal unit
configuration
18.30–18.45
V. F. Sivokobylenko, D. I. Kuzmenko
(Volodymyr Dahl East Ukrainian
National University, Ukraine)
Searching the damaged outgoing feeder in networks with
insulated neutral by phase – to ground fault
18.45–19.00
A. Mahnitko, I. Umbrasko (RTU,
Latvia)
Technological limitations influence on value of objective
function of electric power system optimisation task
Subsection «Electrical Engineering»
14 October 2010, at 11.30
Faculty of Power and Electrical Engineering,
Kronvalda blv. 1, room 21
Chair:
Prof. L. Ribickis, RTU
10.30–10.45
J. Zakis, D. Vinnikov, I. Roasto,
T. Jalakas (Tallinn University of
Technology, Estonia)
Practical design guidelines of qZSI based step – up
DC/DC converter
10.45–11.00
A. Andreiciks, I. Steiks, O. Krievs
(RTU, Latvia)
Current – fed step – up DC/DC converter for fuel cell
applications with active overvoltage clamping
11.00–11.15
A. Blinov, T. Yalakas, D. Vinnikov,
K. Yanson (Tallin University of
Technology, Estonia)
Switch – off behaviour of 6.5 kV IGBT modules in twolevel voltage source inverter
11.15–11.30
A. Stepanov, I. Galkin (RTU, Latvia)
Active rectifier for uninterruptable power supply
11.30–11.45
O. Krievs, I. Steiks, L. Ribickis (RTU,
Latvia)
A PLL scheme for synchronization with grid voltage
phasor in active power filter systems
11.45–12.00
A. Sokolovs, I. Galkin (RTU, Latvia)
Matrix converter bi – directional switch power loss and
cooling condition estimation for integrated drives
12.00–12.30
Coffee break (Kronvalda 1, Big Hall)
12.30–12.45
V. Cimanis, V. Hramcovs, I. Rankis
(RTU, Latvia)
The single – phase AC regulator on base of bidirectional
IGBT switches
12.45–13.00
A. Gundars, L. Ribickis, V. Novikovs
(RTU, Latvia)
Troubleshooting of matrix frequency converter conducted
and radiated emissions
13.00–13.15
N. Gnezdov, A. Kolganov, S. Lebedev
(Ivanovo State Power University,
Russia)
Application of astatic state observers in
electromechanotronic modules
13.15–13.30
K. Vitols, N. Reinberg, I. Galkin
(RTU, Latvia)
DC motor power supply for electric kart
13.30–13.45
L. Bisenieks, R. Vinogradov,
A. Lazdans, I. Galkin (RTU, Latvia)
Upgrading possibilities of low – power electric scooter
13.45–14.00
I. Milashevski, J. Armas (Tallinn
University of Technology, Estonia)
Smart solutions for street lighting
14.00–15.00
Lunch
(Kronvalda 1, Big Hall)
15.00–17.00
Central Plenary Session
Kalķu street 1, Big Hall
Subsection ««Electrical Engineering»
14 October 2010, at 10.30
Faculty of Power and Electrical Engineering,
Kronvalda blv. 1, room 21
17.00–17.15
A. Avotins, L. Ribickis (RTU, Latvia)
Toward intelligent lighting systems with power LED
17.15–17.30
A. Suzdalenko, I. Galkin (RTU,
Latvia)
Research and development of LED driver with power line
communication for intelligent lighting
17.30–17.45
O. Ruban (Tallinn University of
Technology, Estonia)
Wireless fail – safe communication via profinet
17.45–18.00
J. Chaiko, N. Kunicina, A. Patlins,
A. Galkina (RTU, Latvia)
Building of mathematical models of data transferring
through the interface RS – 485 in industrial networks
18.00–18.15
O. Krumins, I. Rankis (RTU, Latvia)
Discrete arithmetic models for traffic interpretation and
prediction
18.15–18.30
I. Alps, A. Potapov, M. Gorobetz,
A. Levchenkov (RTU, Latvia)
Algorithm for public electric transport schedule control
for intelligent embedded devices
18.30–18.45
A. Potapov, M. Gorobetz,
A. Levchenkov (RTU, Latvia)
Algorithm for embedded safety braking control system in
city electric transport
18.45–19.00
A. Mor-Yaroslavtsev, A. Levchenkov
(RTU, Latvia)
Immune negative selection algorithm for railway electric
vehicle fault detection system
19.00–19.15
J. Kiploks (RTU, Latvia), J. Vjaters
(University of Latvia),
I. Rankis (RTU, Latvia)
Possibilities of shooting simulator SAIKU – 8
improvement
Subsection «Computerised Electrical Technologies»
Reports of Doctoral Candidates
14 October 2010, at 19.20
Faculty of Power and Electrical Engineering,
Kronvalda blv. 1, room 21
19.20–19.30
Mihails Zavgorodnijs (RTU, Latvia)
Investigation of control methods for BMS
19.30–19.40
Dmitrijs Bartkevičs (RTU, Latvia)
Energy efficiency improvement methods in buildings
19.40–19.50
Peteris Apse-Apsitis (RTU, Latvia)
Simulation of motion control sensors for robots
19.50–20.00
Raimonds Cimbals (RTU, Latvia)
Investigation of power flow controller
20.00–20.10
Davis Meike (RTU, Latvia)
Energy efficiency improvement of industrial robots
20.10–20.20
Anatolijs Zabašta (RTU, Latvia)
Control methods of critical infrastructures
20.20–20.30
Pavels Suskis (RTU, Latvia)
Investigation of specialized frequency converter
20.30–20.40
Valdis Bogdans (RTU, Latvia)
Investigation of electrical equipment of unmanned
airplanes
20.40–20.50
Ugis Sirmelis (RTU, Latvia)
Energy efficiency improvement in electrical transport
with special electrical storage devices
20.50–21.00
Glebs Golubevs (RTU, Latvia)
Investigation ASD with frequency converter
21.00–21.10
Juris Egle (RTU, Latvia)
Investigation of robust frequency converter
21.10–21.20
Edgars Dreimanis (RTU, Latvia)
Investigation of diagnostic method for high voltage
transformers
Subsection «Power and Electrical Engineering»
14 October 2010, at 10.30
Faculty of Power and Electrical Engineering,
Kronvalda blv. 1, room 33
Chair: Prof. J. Dirba, RTU
10.30–10.45
I. Matiss, A. Purvinsh (RTU, Latvia)
Electrical measuring techniques – expectations for
increasing accuracy
10.45–11.00
G. Dilevs, E. Jakobsons, G. Orlovskis
(RTU, Latvia)
Testing results of multipolar double fed induction
generator
11.00–11.15
M. Konuhova, G. Orlovskis,
K. Ketners (RTU, Latvia)
Mathematical modelling of induction motor transient
processes during stator winding interruption
11.15–11.30
A. Akrami, M. A. Ghaderi,
S. R. Ghadi (Dezfool Azad Islamic
University, Iran)
Synchronous study of ferroresonance phenomenon and
inrush current and their related reasons in ground power
networks
11.30–11.45
V. G. Kurbatsky (Energy Systems
Institute, Siberian Branch of Russian
Academy of Sciences, Russia)
Application of integrated hardware and software system
«PRIZNAK–10M» for measuring power – frequency
electric and magnetic fields in electric networks
11.45–12.00
O. Sliskis, S. Miesniece, K. Ketners,
E. Vanzovichs (RTU, Latvia)
Application of ATP/EMTP program for solving of some
High – voltage engineering problems
12.00–12.15
Coffee break (Kronvalda 1, Big Hall)
12.15–12.30
U. Brakanskis, J. Dirba, L. Kukjane,
V. Drava (RTU, Latvia)
Analysis of a permanent – magnet brushless DC motor
with fixed dimensions
12.30–12.45
A. Meishele, E. Ketnere,
A. Mesnyayevs (RTU, Latvia)
Simulation of induction motor characteristics using a
circle diagram
G. Gavrilovs, S. Vītoliņa (Riga
Technical University, Latvia)
Measuring specificities of dissipation factor of electrical
equipment in substations
12.45–13.00
13.00–13.15
M. Kizhlo, A. Kanbergs, M. Kizhlo
(RTU, Latvia)
Correlation analysis between grounding resistance and
diurnal variations of upper soil resistivity during March
2010 in Balozhi, Latvia
13.30–15.00
Lunch
(Kronvalda 1, Big Hall)
15.00–17.00
Central Plenary Session
Kalķu street 1, Big Hall
Subsection «Power Engineering»
14 October 2010, at 10.30
Faculty of Power and Electrical Engineering,
Kronvalda blv. 1, room 36