2015 16th International Scientific

Conference on Electric Power

Engineering

(EPE 2015)

Kouty nad Desnou, Czech Republic20 - 22 May 2015

icrrmm mm mm

IEEE Catalog Number: CFP1573X-POD

ISBN: 978-1-4673-6789-9

Session Electrotechnology

Famous O. Igbinovia, Ghaeth Fandi, Jan Svec, Zdenek Miiller, Josef Tlusty 2

Comparative Review of Reactive Power Compensation Technologies

Pavel Posr, Monika Bartunkova, Petr Netolicky, Radek Polansky, Jin Chvojka 8

Using of statistical tools within optimalization of design of material

for high-voltage applications

Jerzy Szkutnik, Bartosz Soroczyriski 13

New possibilities in electrical energy efficiency

David Rot, Stanislav Jirinec, Jiri Kozeny, Igor Poznyak 17Electrical efficiency of induction furnace with cold crucible via different

segments width

Jirf Pitron, Petr Mastny 21

Design of Air-Water Heat Pump - Modeling operating conditions of the heat pumpin a specific building

Ilona Laznickova, Zvana Jakubkova, Josef Senk 27

Experimental Investigation of an Arc Heater Operated on Low Gas Flow Rates

Tomas Mozdren, Stanislav Rusek, Radomir Gono, Daniel Minaffk, 32Petr Moldrik

The Input Analysis of Parameters and Expected Operation Modes of EnergeticTechnologies in Technological Centre EIMET

Roman Dubnicka, Anton Rusnak, Dionyz Gasparovsky 37

Analysis of non-recoverable lighting loses of luminaires

Jan Skoda, Michal Krbal, Mikulas Parma, Stanislav Sumec, Petr Baxant, 42Jaroslav StepanekGrowth chamber illumination with a special luminaire

Zitouni Abdelkader, Abderrahmane Ouadi, Hamid Bentarzi 46Measurement Quality Enhancement using Digital Filter in Power Grid

integrating TCSC

Zbynek Janda, Karel Nohac 52

Analysis of the electromagnetic influences of overhead lines on nearby pipelines

Marek Pavlik, Iraida Kolcunova, Lukas Lison 56

Measuring the shielding effectiveness and reflection of electromagneticfield of building material

Michal Osladil, Libor Kozubik 60Smart Asset Management in View of Recent Analytical Technologies

Obiora Sam Ezeora, Jana Heckenbergerova, Petr Musilek

Analysis of Environmental Measurements Using Variograms

63

Session Electrical networks

Martin Kaspirek, Petr Krejci, Pavel Santarius, Karel Prochazka N/AFlicker due to Operation of Industry Technology

Miroslaw Kornatka, Anna Gawlak 73

Energy losses in low-voltage networks

Robert Czechowski 77

Cyber-physical security for Low-Voltage Smart Grids - HAN Security within SmartGrids

David Simacek, Martin Kaspirek 83

Active and Reactive Power Flows between the Distribution and the Transmission

System

Vojtech Wasserbauer, Tomas Bajanek, Jaroslava Orsagova, 88David TopolanekGround faults simulation model in comparison with performed experiments

Petr Simek, Viktor Valouch, Jin Skramlik 94New Three Phase PLL and FLL Techniques for Converters Used in Distributed

Sources

Katerina Demjancukova, Lubos Piterka, Jiri Sedlak 100

External Hazards and the Stability of the Electrical Power System in the Czech

Republic

Kinan Wannous, Petr Toman 105The Development of The Impedance Measured by Distance Relay DuringNear-to-Generator Short Circuit

Lubomir Marciniak 111

Detection of high resistance earth faults in medium voltage networks

Alexandru Baloi, Florin Molnar-Matei, Adrian Pana, Felicia Baloi, 116Flaviu Dilertea

LabVIEW Implementation for Three-Phase Voltage Dip Classification

Adrian Pana, Alexandru Baloi, Florin Molnar-Matei 122Contributions on the Harmonic Analysis of a Transmission Overhead Line -A Case Study

Zaneta Eleschova, Boris Cintula, Anton Belan 127

Methodology of Global Assessment of Operational States of Power System usingDeterministic Approach

Zsolt Conka, Michal Kolcun, Martin Kanalik, Dusan Medved', Martin Vojtek 132

Increasing Net Transfer Capacity (NTC) by UPFC in Central East Europe powersystem

Olegs Sliskis, Ilya Dvornikovs, Karlis Ketners, Dmitry Sobolevsky 137Specification of transmission tower structure for following surge protectionsimulation

Karel Nohac, Vladislav Sitar

Reliability of Approximation Function Method for Modelling of Power Lines in

Electric Power Systems

141

Session Power plants

Dariusz Borkowski 148

Small Hydropower Plant as a Supplier for the Primary Energy Consumer

Tomasz Poptawski 152

Long-term forecasts of peak power demand for planning the development of

power systems in Poland

Jana Heckenbergerova, Petr Musilek, Marek Janata, Jianhui Wang 158

Analysis of Wind Ramp Events Using Their Conditional Probabilities from PCA

3D Tables

Jan Moravek, Petr Mastny, Jiri Pitron 163

Modeling the Energy Systems in Matlab Simulink - Problematics of Energy SystemControl

Ghaeth Fandi, Famous O. Igbinovia, Zdenek Miiller, Jan Svec, Josef Tlusty 169

Using Renewable MV Wind Energy Resource to Supply Reactive Power in MV

Distribution Network

Emil Dvorsky, Lenka Rakova, Pavla Hejtmankova 174

Primary and Secondary Frequency Regulation with Photovoltaic Generators

Grzegorz Dudek 179Short-Term Load Cross-Forecasting using Pattern-Based Neural Models

Ales Skotak, Ladislav Stegner, Michal Feilhauer, Jindrich Vesely, 184Jin Obrovsky, Zdenek Cepa

Uprating of 325 MW Pump Turbine at PSPP Dlouhe Strane

Libor Kozubik, Richard Dobis 188

Cognitive systems in energy and utilities area

Victor Astapov, Jelena Shuvalova 192Factors Influencing Multicriteria Optimization Process

Iwona Klosok-Bazan, Anita Sowa, Miroslava Gono, Radomir Gono 198Nano-silver as a New Agent for Conditioning of Cooling Water in Power Stations -

Technical and Economic Aspects of Technology Implementation

Miroslava Gono, Iwona Klosok-Bazan, Radomir Gono, Roman Portuzak 203Potential of Suitable Locations for Construction of Pumped Storage HydroelectricPlants

Session Power engineering

Toomas Vaimann, Anouar Belahcen, Ants KaHaste, Viktor Bolgov 209Environmental Considerations in Lifecycle Based Optimization of ElectricalMachines

Pudi Vasudeva Naidu, Banakara Basavaraja 215PSO based Optima PI Tunning of AHCC D-STATCOM

Krzysztof Solak, Waldemar Rebizant, Ludwig Schiel 221Differential Protection of Single-Core Symmetrical Phase Shifting Transformers

Bartosz Brusilowicz, Janusz Szafran 227

Voltage Stability Estimation Based on Approximate Model and VoltageMeasurement

Zhengcheng Dong, Yanjun Fang, Meng Tian N/AThe Cost and Robustness of Cyber-Physical Power Grid With a Novel Model

Pavel Trnka, Jakub Soucek, Jaroslav Hornak, Michal Svoboda, 238Tomasz Koltunowicz, Miroslav GuttenStatistical Approach to Endurance Models - Data Processing Using RegressionModels

Vaclav Kus, Tereza Josefova 242

The Use of Voltage-Source Active Rectifier to Minimize the Effect of SupplyVoltage Drops on Converters

Pavel Brandstetter, Martin Kuchar 246Rotor Flux Estimation Using Voltage Model of Induction Motor

Ivo Neborak, Vaclav Sladecek, Martin Kuchar 251Modelling and Simulation of Induction Machine and Frequency Converter

Considering Power Losses

Andrzej Rusek, Ihor Shchur, Marek Lis, Andrzej Gastolek, 256Jarostaw Sosnowski, Karol KlatowMathematical model for analysis of dynamical states of a drive system containingrolling mill and roller table including the selected parameters of a rolling process

Attila Kment, Marek Pfpa, Frantisek Jamcek 262Diagnostics of Medium-Voltage Motors

Petr Chlebis, Ales Havel, Martin Sobek, Katerina Baresova 267The Design and Operation of a Liquid Cooled Voltage Inverter for anAccumulation Unit

Petr Chlebis, Ales Havel, Martin Sobek, Katerina BaresovaZCS Concept of Single-Phase Traction Supply Converters

272

Short presentations I

Martin Kaspi'rek, David Mezera 277Harmonic Voltage Measurements in the Low Voltage Distribution Grid

David Mezera, David Simacek 283

Voltage Quality in the HV Distribution Grid

Maros Durica 289

Application of a Random Number Generator for Calculations of the Trolley Mains

David Mezera 292

Voltage Quality in the Low Voltage Distribution Grids with the High Penetration ofDistributed Energy Sources

Mirostaw Kornatka 296

Assessment of working conditions of 110 kV line - a case study

Tomas Hruby, Stanislav Kocman, Pavel Pecmka 301

Using Active Filter for Harmonic Mitigation in Power Grid of Industry Plant

Pavel Harm, Radek Poiansky 307Estimation of the service lifetime of cable sheath materials designed for workingin harsh operating environment

Michal Krbal, Petr Siuda 311

Design and Construction Solution of Laboratory Tesla Coil

Anna Gawlak 315

The Influence of Investment on Reducing Energy Losses in Distribution Networks

Jan Svec, Jakub Ehrenberger 320

Analysis of Current Unbalance in Meshed Transmission System

Jakub Ehrenberger 325Use of Directional Overcurrent Protection Scheme for Distributed Generation

Systems

Jan Jiricka, David Mezera 331Electric Power Savers - Operating Measurements of Practical Installations

Mayada Daboul, Jaroslava Orsagova, Tomas Bajanek, 335Vojtech Wasserbauer

Testing Protection Relays Based on IEC 61850 in Substation Automation Systems

Michal Spacek, Zdenek Hradilek, Petr Moldrik 341

Cooperation between Photovoltaic and Biogas Power Plants within 22kV Network

Lukas Harvanek, Tetjana Tomaskova, Vaclav Mentlik, Pavel Trnka 346Modification of Epoxy Resin Used in High-Voltage Technology

Vladimir Krai, Stanislav Rusek, Radomir Gono 350Processing of Input Databases of Technical Condition and Importance andDefinition of Order for Maintenance of 110 kV / MV Transformers

Ladislav Novosad, Zdenek Hradiiek

Power Analysis of Co-Generation Units at Biogas Station

355

Tomas Bajanek, Emil Kalina, Roman Pernica, Drahomir Tflma 359

Experience with Pressure Rise Calculation in Medium Voltage Switchgear

Anton Cerman, Frantisek Janicek, Milan Kubala 364

Resistive-type Network Model of Stray Current Distribution in Railway DC Traction

System

Michal Vary, Terezia Januskova Skorsepova, Jaroslav Lelak, 369

Thorsten Ruhnke, Peter Kubinec

HV Very Low Frequency Method for Evaluation of 6 kV Cable Type 6-AYKCY

3x240 Parameters Changes During the Thermal Aging

Bystrik Dolnfk 373

Contribution to Analysis of Daily Diagram of Supply Voltage in Low VoltageNetwork: working days versus nonworking days

Martin Knenicky, Radek Prochazka 377

Hight Voltage Test Circuit for Harmonic and Impulse Voltage Stress

Miroslav Miiller, Zdenek Miiller, Josef Tlusty 381

Icing Influence Simulation Using 3-DOF Overhead Line Modelling

Rudolf Bayer, Michal Brejcha, Zuzana Pelanova, Jan Zalesak 385

Road Lighting Design by Means of Genetic Algorithm

Vit Houdek, Stanislav Rusek, Radomir Gono 391

Analysis of Results for 110 kV Power Lines Restoration Methodology

Jozef Bendik, Attila Kment, Marek Pfpa 396

Enumeration of magnetic flux density generated by power transmission lines

Marek Pfpa, Attila Kment, Jaroslav Lelak, Frantisek Janfcek 402

Assessment of Usability of Armoured Single-Core Low Voltage Power Cables

Matej Cenky, Marek Pfpa, Attila Kment 406

Computations of electrical parameters of untransposed overhead lines

Michal Regula, Alena Otcenasova, Roman Bodnar, Marek Hoger 412

Digital Protection Relay for 22 kV Power Line Model with Partial Power QualityMeasurement

Michal Kolcun, Martin Kanalik, Dusan Medved', Zsolt Conka 418

Measuring of Real Value of Short-circuit Power in Island Operation Condition

Jakub Kosmak, Stanislav Misak, Lukas Prokop 423

Power Quality Dependence on Connected Appliances in an Off-Grid System

Frantisek Janicek, Anton Cerman, Milan Perny, Igor Brilla, Lubomir Marko, 429

Stefan Motycak

Applications of superconducting quantum interference device

Radim Cumpelfk, Petr KrejciUndefined Parameters And Two-Limit Parameters in Standard EN 50160 ED. 3

433

Short presentations II

Tadeusz Sikora, Jakub Vramba, Jindrich Stuchly, Jan Dudek 438

Wiring and Protection of an Off-Grid System

Oliver Marcincin, Zdenek Medvec 444

Active charging stations for electric cars

Petr Vaculik, Jaroslav Frantfk 448Mix of Energy Sources in Technology Centre of Ostrava

Radim Jilek, Jiri Gureeky, Stanislav Rusnok, Pavel Sobota 453

Electricity Storage Systems Using Compressed Air

Martin Liska, Marian Ivanic, Vladimir Volcko, Peter Janiga 459Research on Smart Home Energy Management System

Petr Bos, Richard Baleja, Karel Sokansky, Tomas Novak, Ivo Ullman 464Outdoor Lighting Versus Surveillance Camera Systems in Electrical Substations

CEPS

Ladislav Lastovka, Pavla Hejtmankova 468Behaviour of the Turbogenerator and its Control and Intercept Valves duringthe Switching into the Island Operation

Martin Gruss, Zdenek Hradilek 473Research of Hydrogen Storage System Using LabVIEW Software

Jiri Drholec, Radomir Gono 478

Operation of Industrial Local Distribution System

Vladimir Saly, Michal Vary, Juraj Packa, Milan Perny 484Electrical Characterization of PV Modules after Three Years of Operation

Jan Vaculik, Zdenek Hradilek, Petr Moldrik, Daniel Minarik 488Utilisation of Thermograhy in the Field of PEM Fuel Cells

Tomas Mlcak, Roman Hrbac, Vaclav Kolar, Ivo Ullman 493

Development and Implementation of an Intelligent System for PermanentEvaluation of Light Fixtures in a Lighting System of Transmission SystemSubstations

Jan Fulnecek, Veleslav Mach, Jakub Vramba 499Space Weather Effects on Power Grids

Jan Kamenicky, Jaroslav Zajicek 503Failure Rate Evaluation of the Pumps Used in Power Industry

Petr Kacor, Daniel Minarik, Petr Moldrik 507CFD Analysis of Temperature Distribution of PEM Type Fuel Cell

Andrzej Rusek, Ihor Shchur, Marek Lis, Andrzej Gastotek, 513

Jarostaw Sosnowski, Karol Klatow

Development of a method to determine the dependencies of load moments and

elastic moments on element parameters during the rolling process for dynamicalstates of a drive system for the rolling machine- roller table

Peter Janiga, Martin Liska, Vladimir Volcko, Branislav Pilat 519

Testing System for Smart Meters

Tomas Pavelka, Michal Ptacek 523

Degradation of LED parameters during operation: Brief review of currently usedmodels and measuring methods

Ivan Sperlm, Jin Gurecky 527

Network Support Using Reactive Power of Dispersion Sources in HV Network

Jindrich Stuchly, Stanislav Misak, Lukas Prokop, Petr Krejci 532A Power Quality Evaluating in Autonomous System Using Virtual Instrument Tool

Martin Cernan, Josef Tlusty 538

Study of the Susceptance Control of Industrial Static Var Compensator

Jaroslav Stepanek, Jan Skoda 542

Dependence of Luminous Flux on Light Source Position

Pavel Valicek, Tomas Novak, Vaclav Kolaf, Roman Hrbac, Karel Sokansky 546

Suggestion of Long-term Measuring of Daylight Contributions in Interiors

Roman Vykuka, Lucie Nohacova 551

Sensitivity Factors for Contingency Analysis

Roman Dubnicka, Anton Rusnak, Peter Janiga 555

Change of the Spectral Power Distribution of Luminaires Under Various Electrical

Conditions

Martin Koutny, Petr Kacor 560

Completion and Operational Testing of the Adams' Permanent Magnet ElectricD.C. Motor-Generator

Richard Baleja, Jan Sumpich, Karel Sokansky, Petr Bos, 566

Barbara Helstynova, Tomas Novak

Comparison of LED properties, compact fluorescent bulbs and bulbs in residential

areas

Tomas Vytisk, Radim Janalfk 572

Experimental Determination of Technical Parameters in Order to Optimizethe Operation of a Generator Achieving Electrical Output

Jiri Jansa, Zdenek Hradilek, Petr Moldrik 575

Energy Supplied from Biogas Power Station to the Distribution Network

Michal Kolcun, Martin Vojtek, Zsolt ConkaThe implementation of an ideal photovoltaic module in Matlab/Simulink usingSimpowersystems Toolbox

579

A. Senthil Kumar, Tomas Cermak, Stanislav Misak

Short -Term Wind Power Plant Predicting With Artificial Neural Network

584

Jindrich Stuchly, Stanislav Misak, Lukas Prokop 589

Prospects for Electric Vehicles Technology with Renewable Energy Sources in

a Smart-Grid Environment - An Introduction

Marian Uher, Viktor Pokorny 595

A New Tool for Reconfiguration of a Distribution System

Martin Krai, Radomir Gono, Petr Moldrik, Miroslava Gono 601

Quality Analysis of Electricity Supply from Small Hydro Power Plants with Banki

and Pump Turbines

Short presentations III

Vftezslav Styskala, Dmitrii V. Kolosov, Yurii I. Zharkov, Yurii G. Semenov 606

The operation principles and implementation of automated system for arc

disturbances control for AC and DC electrified railway lines

Pavel Sobota, Stanislav Rusnok 610

Small-Scale Wind Power in Off-Grid and its Controlling by Variable Load

Stanislav Rusnok, Pavel Sobota, Veleslav Mach, Petr Kacor, 614

Stanislav Misak

Possibilities of Program EMTP - ATP to Analyze the Starting Current of Induction

Motor in Frequent Switching

Petr Kadlec, Michal Cermak, Radek Polansky 620

Influence of Halloysite nanotubes in low-density polyethylene on electric

polarization

Stanislav Zajaczek, Stanislav Rusnok, Pavel Sobota, Lubomir Ivanek, 626

Jitka Mohylova, Jin CiganekAnalysis of current fields in the vicinity of railway SUDOP type of platform

Michal Svoboda, Milan Valecka 631

Magnetic calculations using 3D FEM modeling for power transformers

Jakub Soucek, Jaroslav Hornak, Michal Svoboda, Miroslav Gutten 634

Comparison of the Electrical Properties of Canola Oil with Commercially Available

Mineral Oil

Ladislav SKva, Stanislav Misak 638

Optimization of the rotor part of a interior permanent magnets synchronousmachine

Michal Ney, Zdenek Hradilek, Daniel Minarik, Petr Moldrik 642

Research on Hydrogen Technologies in New Laboratory of VSB - TU Ostrava

Tomas Nazarcik, Zdenka Benesova 647

Comparison of Joule's losses on transposed and non-transposed transmission line

Pavel Brandstetter, Jiri Hajovsky, Ondrej Petrtyl, Radek Sulak, 651

Tomas Verner

Software Support and Data Collection System for Induction Motor Drive

Vladimir Vajnar, Zdenek Vostracky, Jan Sedlacek 657

Analysis of breaking capability within asymmetrical short circuits

Lukas Varacka, Jozef Kudelci'k, Miroslav Gutten 662Dielectric frequency response of mineral oil impregnated pressboard

Jan Dudek, Roman Hrbac, Tomas Krenzelok, Vladimir Brezovsky 666Point Estimate of Failure Intensity and Operational Availability of Electronic

Signaling Railway Equipment

Milan Perny, Vladimir Saly, Miroslav Mikolasek, Michal Vary, Jozef Huran 672

Solar cell heterojunction a-SiC:H/c-Si structure under dark and illumination

Michal Vary, Thorsten Ruhnke, Vladimir Goga, Juraj Paulech, Justin Murin 676

Determining the Electrical Resistance of Polygonal Pole

Ielyzaveta Ishkova, Ondrej Vitek 682

Diagnosis of eccentricity and broken rotor bar related faults of induction motor

by means of motor current signature analysis

Martin Adamek, Zdenek Vostracky 687

Interference from transmission lines to buried pipelines

Petr Bernat, Zdenek Hytka, Petr Kacor 691Indication of failures of rotor bar on induction machine with squirrel cage rotor

in its external electromagnetic field

Matous Bartl, Pavel Rubas 697

Artificial neural network regulator implementation for 50kW half controlled

thyristor rectifier

Andrej Kanovsky, Pavol Spanik, Michal Frivaldsky 701Detection of electronic counterfeit components

Ondrej Hock, Peter Drgona, Michal Frivaldsky, Rastislav Havrila 706Simulation of manipulator positioning methodology using inverse kinematics

Marek Piri, Viliam Jaros, Michal Frivaldsky 712Verification of a mutual inductance calculation between two helical coils

Boris Kozacek, Juraj Kostal, Michal Frivaldsky 718

Analysis of Figure Of Merit - power transistor's qualitative parameter

Roman Hrbac, Tomas Mlcak, Jan Dudek, Stanislav Zajaczek 723The development of a modern heat treatment unit with embedded control

ensuring minimal retroactive effects on the supply network

Martin Votava, Tomas GlasbergerComparative study of pulse width modulation techniques for three-level voltagesource based on cascaded connection of two-level inverters

729

Martina Latkova, Peter Bracinfk, Michal Bahermk, Filip Susko

Modeling of a DC boost converter behavior in PV system using finite state

machines

733

Jaroslav Zajicek, Jan Kamenicky 739

Operation and maintenance of simple backup system

Lukas Lison, Iraida Kolcunova, Marek Pavlik 743

The Influence of Accelerated Ageing on the Oil Impregnated Paper

Viktor Pokorny, Stanisiav Misak, Lukas Prokop 748

Digitalization of Methods for Active Elimination of the Noise of Energy Equipment

Abdelrahman, M., Abdellatif, O.E., Moawed, M., Eiiwa, A., Stanisiav Misak 754

The CFD Performance Analysis for Horizontal Axes Wind Turbine with DifferentBlade Shapes and Tower Effect

Dmitrii V. Kolosov, Yurii I. Zharkov, Jan Otypka, Yurii G. Semenov 760The principals of operation of the automated current collection diagnostic systemfor electified railways

Vaclav Kolar, Roman Hrbac, Tomas Mlcak 764

Measurement and simulation of stray currents caused by AC railway traction

Karel Kuchta 769

Increasing the safety of nuclear power plants - the installation of diverse electricity

sources