Faculty of Electrical
and Power Engineering
Kronvalda Blv. 1, Rīga, LV – 1010
Phone +371 67089900
99
Section „Power and Electrical Engineering”
Scientific committee:
A. Bačauskas,
KTU, Lithuania
D. Blumberga,
RTU
L. Boroņina,
STU, Russia
M. Budahs,
Latvenergo
V. Čuvičins,
RTU
R. Deksnis,
KTU, Lithuania
J. Dirba,
RTU
J. Ekmanis,
Institute of Physical Energetics
of Latvian Academy of Sciences
S. Furbo,
DTU, Denmark
J. Gerhards,
RTU
J. Greivulis,
RTU
J. Hetland,
SINTEF, Norway
K. Ketners,
RTU
M. Kolcun,
TUK, Slovakia
I. Kolosok,
IE, Russia
V. Krēsliņš,
Latvian Association of Electritians
J. Laugis,
TTU, Estonia
T. Lehtla,
TTU, Estonia
A. Mahņitko,
RTU
V. Martinaitis,
VTU, Lithuania
A. Meļko,
Latvenergo, Latvia
L. Metz,
FUB, Germany
V. Neimane,
Vattenfal, Sweden
R. Neimanis,
General Electric, Sweden
L. Nilsson,
KTH, Sweden
F. Profumo,
TTU, Italy
V.Pugachev,
Institute of Physical Energetics
of Latvian Academy of Sciences
I. Raņķis,
RTU
L. Ribickis,
RTU
A. Sauhatas,
RTU
J. Stabulnieks,
Institute of Physical Energetics
of Latvian Academy of Sciences
M. Valdma,
TTU, Estonia
V. Vares,
TTU, Estonia
E. Vanzovičs,
RTU
I. Veidenbergs,
RTU
100
PLENARY SESSION
14 October 2008, at 10.30
Faculty of Electrical and Power Engineering,
Kronvalda Blv. 1, Assembly Hall
Chair:
Prof. Jānis Gerhards, RTU
9.30 – 10.30
Registration
10.30 – 10.40
Prof. Jānis Gerhards (RTU)
The dean of Faculty of Power and
Electrical Engineering
Opening speech
10.40 – 11.10
Prof. Leonīds Ribickis (RTU)
Vice-Rector for Research of RTU,
Director of Institute of Industrial
Electronics and Electrical
Engineering,
LAS full member
The latest scientific research at the Institute of Industrial
Electronics and Electrical Drives
11.10 – 11.40
Prof. Dagnija Blumberga (RTU)
Director of Institute of Energy Systems
and Environment
The latest scientific research at the Institute of Energy
Systems and Environment
11.40 – 12.10
Prof. Antans Sauhats (RTU)
Director of Institute of Power
Engineering,
LAS Corresponding Member
The latest scientific research at the Institute of Power
Engineering
13.00 – 15.00
RTU Plenary session (Kalku 1)
15.00 – 19.00
Technical tour
19.00
Welcome Dinner
101
Section „Power and Electrical Engineering”
15 October 2008, at 9.00
Faculty of Electrical and Power Engineering,
Kronvalda blv. 1, Assembly Hall
Chair:
Prof. Leonīds Ribickis, RTU
Prof. Ivars Raņķis, RTU
Subsection „Electrical Engineering”
9.00 – 9.15
K. Bērziņa, E. Ketnere, K. Ketners,
I. Latve (RTU)
The research of stability of synchronization process with
mathematical model’s application of two generators
9.15 – 9.30
G. Diļevs, E. Jākobsons, N. Levins,
V. Pugačevs, L. Ribickis (RTU)
The power control of the multipole double fed induction
wind generator
9.30 – 9.45
U. Antonovičs, J. Šlēziņš (RTU)
The oscillating mode of asynchronous motor supplied
from single-phase net
9.45 – 10.00
R. Elmanis-Helmanis, A. Zviedris,
A. Podgornovs (RTU)
Basic rules and possibilities for multispeed synchronous
machines creation
10.00 – 10.15
M. Kohuņova, K. Ketners,
E. Ketnere, S. Kļujevska (RTU)
Analysis of asymmetric supply mode of the induction
motor in system 137 of d,q coordinates
10.15 – 10.30 I. Latve, J. Dirba, K. Ketners (RTU)
Mathematical modeling of brushless motor transient
10.30 – 10.45
S. Orlova, V. Pugačevs, N. Levins,
A. Bezsmertnijs (RTU)
Research of magnetic field of an axial inductor machine
102
10.45 – 11.00 I. Raņķis, A. Ţiravecka (RTU)
The soft-starting of AC-DC input link of converter
11.00 – 11.15 Ar. Purviņš (RTU)
Electrical DC/DC Power Converter for the Hydrogen
Fuel Cell
11.15 – 11.45
Coffee Break
11.45 – 12.00
S. Kovaļenko, I. Matīss, An. Purviņš
(RTU)
Research of possibilities to test wood humidity and
density by non-destructive capacitance technique
12.00 – 12.15
L. Kalniņš, A. Avotiņš, J. Greivulis
(RTU)
Wawe energy conversion potential of the Baltic sea
12.15 – 12.30
I. Alps, M. Gorobecs, A. Ļevčenkovs,
L. Ribickis (RTU)
Modeling of scheduling theory in intelligent electric
transport systems
12.30 – 12.45 I. Beinarts, A. Ļevčenkovs (RTU)
Modeling of Fuzzy Logic Controller Support for
Passengers’ Interior Heating 153 System of Electric
Transport
12.45 – 13.00
J. Čaiko, N. Kuņicina, A. Galkina,
A. Ţiravecka, L. Ribickis (RTU)
Expert system for the selection of the adjustable electric
drive of lifting mechanisms
13.00 – 13.15 M. Gorobecs, A. Ļevčenkovs (RTU)
Modelling of Evolutionary Algorithms for Intelligent
Electric Transport System
13.15 – 13.30
A. Patļins, N. Kuņicina, J. Čaiko,
L. Ribickis (RTU)
The development of expert system for selecting of
efficient reserve power supply source for the electrical
supply of small ship
103
Subsection „Power Engineering”
Chair:
Prof. Antans Sauhats, RTU
14.45 – 15.00 J. Barkāns, D. Ţalostība (RTU)
Development of automatic anti-collapse complex of
power system
15.00 – 15.15 M. Bixon, M. Kalmanovich (Israel)
Power plant Maintenance strategy in Israel Electric
Company (IEC)
15.15 – 15.30 S. Boljevics (Cork, Ireland)
Impact of Distributed Generation on Power Quality in
Distribution Network
15.30 – 15.45
N. Breners, S. Guseva, N. Skobeļeva
(RTU)
The analysis of measures on modernization of the
transformer equipment
15.45 – 16.00 A. Gavrilovs, A. Mahņitko (RTU)
Evaluation of thermal power plant mode influence on the
environment
16.00 – 16.15
N. Gurovs, V. Čuvičins, S. Ķiene
(RTU)
Method for the determination of controlling actions to
enhance power system stability
16.15 – 16.30 N. Haļilova, J. Kucajevs, A. Sauhats
(RTU)
Use of phasor measurement for line protection
16.30 – 16.45
Z. Krišāns, I. Oļeiņikova, A. Mutule
(RTU)
The approach for electrical network optimization under
liberalized electricity market
16.45 – 17.00
104
A. Ļvovs, A. Staltmanis (RTU)
Evaluation of substations` power supply reliability
17.00 – 17.15
A. Sauhats, I. Svalova, A. Svalovs,
J. Kucajevs (RTU)
Distributed Energy Resources and Power System
Stability
17.15 – 17.30 J. Survilo (RTU)
Possibility of alternate configuration of high voltage
substation
105
Section „Environmental Engineering”
15 October 2008, at 9.00
Faculty of Electrical and Power Engineering,
Kronvalda Blv. 1, room 21
Chair:
Prof. Dagnija Blumberga, RTU
9.00 – 9.15
S.A. Akdağ, O. Güler (Turkey)
Economic analysis of wind energy for different location
of Turkey
9.15 – 9.30
J. Brizga (LU)
Sustainnability of cities: ecological footprint assessment
of Latvia’s towns
9.30 – 9.45
G. Denafas, K. Buinevičius
(Kaunas, Lithuania)
Energetic and environmental aspects for solid municipal
waste treatment alternatives: incineration and/or
mechanical biological treatment
9.45 – 10.00
I. Dzene, M. Rošā, C. Rochas (RTU)
Benchmark methodology for elimination of greenhouse
gas emissions
10.00 – 10.15 L. Grīnberga, J. Kleperis (LU)
Safety conditions for hydrogen systems
10.15 – 10.30
J. Gušča, J. Demidko, D. Blumberga
(RTU)
Geological storage of carbon dioxide emissions: energy
comsumption model for injection phase
10.30 – 10.45 J. Hämäläinen (Finland)
Clean energy solution to decrese environmental impact of
heat and power production
10.45 – 11.00 D. Jaunzems, I. Veidenbergs (RTU)
Development and verification of method for building
cooling load calculation for Latvian climate condition
106
11.00 – 11.15
A. Kamenders, G. Ţogla,
A. Blumberga (RTU)
Energy consumption of soviet type buildings in
Daugavpils
11.15 – 11.45
Coffee Break
11.45 – 12.00 R. Kašs, M. Zelčs (RTU)
Development perspectives of wind power plants with
nominal output 250 kW in Latvia
12.00 – 12.15
Ģ. Kuplais, M. Liepiņš, J. Prols
(RTU)
Practise of leachate treatment in solid waste landfills in
Latvia
12.15 – 12.30
D. Markova, K. Valters,
G. Baţbauers (RTU)
Reforming of bioethanol to hydrogen for use in fuel cell
cogeneration system
12.30 – 12.45
S. Njakou Djomo, J. Simanovska,
G. Baţbauers, K. Valters (RTU)
Eco-indicators of environmental impact for Latvian
power supply system
12.45 – 13.00
J. Porubova, D. Markova,
G. Baţbauers, K. Valters (RTU)
Techno-economical feasibility analysis of bioethanol fuel
cell cogeneration system
13.00 – 13.15
S. N. Djomo, F.Romagnoli, J.Gušča,
D.Blumberga (RTU)
Is CO2 compressing and piping environmentally feasible?
13.15 – 13.30
J. Simanovska, K. Valters,
G. Baţbauers (RTU)
Legislative developments and ecodesign tools for
reduction of chemical risks
107
13.30 – 13.45
K. Sokman, E. Väli, J.R. Pastarus,
M. Lohk (Tallinn, Estonia)
Feasibility of oil shale ash storage in the underground and
open-cast mines
13.45 – 14.45
Lunch Break
14.45 – 15.00
I. Soma (Ziemeļvidzemes Biosfēras
rezervāts), S.N. Kalnins (ANO)
Voluntary monitoring in the North Vidzeme Biosphere
Reserve
15.00 – 15.15
A. Vološčuka, D. Blumberga,
I. Veidenbergs (RTU)
Economic and Ecological Analysis of a Low-Capacity
Cogeneration plant
15.15 – 15.30
A. Ţandeckis, C. Rochas,
D. Blumberga, A. Boloņina, K. Siliņš
(RTU)
Research of link between nitrogen oxides and efficiency
of pellet boilers
15.30 – 15.45
G. Ţogla, A. Kamenders,
A. Blumberga (RTU)
Energy performance of renovated soviet time apartment
building
108