Elektrotechnik TU Wroclaw

Elektrotechnik TU Wroclaw 100 Datensätze gefunden  Anfangvorherige21 - 30nächsteEnde  gehen zum Datensatz: Die Suche hat 0.01 Sekunden gedauert. 
21. Analysis of Distorted Waveforms in Power Converter Systems / Rezmer, J ; Leonowicz, Z [ENY-PREPRINT-2010-011]
The paper presents a method of determining the frequency developed and based on the Prony model. [...]
http://zet10.ipee.pwr.wroc.pl/record/369/files/
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22. Comparison between DFT, Adaptive Window DFT and EDFT for Power Quality Frequency Spectrum Analysis / Grossoni, M ; Giarnetti, S ; Leccese, F ; Leonowicz, Z [DOI: 10.13140/2.1.3741.1849] [ENY-ARTICLE-2010-292]
Spectral leakage and picket-fence effects associated with the system fundamental frequency variation and improperly selected sampling time window prevents a direct application of the DFT algorithm with a constant sampling rate. [...]
http://zet10.ipee.pwr.wroc.pl/record/364/files/
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23. Wavelets and Hilbert Transform for detection of short disturbances in electrical power networks / Caciotta, M ; Giarnetti, S ; Leccese, F ; Leonowicz, Z [ENY-ARTICLE-2010-287]
In electrical energy power network, disturbances can cause problems in electronic devices therefore their monitoring is fundamental to properly design the protection and compensation devices. [...]
http://zet10.ipee.pwr.wroc.pl/record/357/files/
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24. Control and Grid Synchronization for Distributed Power Generation Systems / Leonowicz, Z [ENY-TEACHING-2010-035]
Overview--- Main DPGS structures, PV and fuel cell (FC) system, Classification of wind turbine (WT) systems with regard to the use of power electronics, Control structures for grid-side converter , Characteristics of control strategies under grid fault conditions , Grid synchronization methods.
http://zet10.ipee.pwr.wroc.pl/record/351/files/
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25. Power-Electronic Systems for the Grid Integration of Renewable Energy Sources / Leonowicz, Z [ENY-TEACHING-2010-034]
--Outline-- New trends in power electronics for the integration of wind and photovoltaic Review of the appropriate storage-system technology Future trends in renewable energy systems based on reliability and maturity --Introduction-- Increasing number of renewable energy sources and distributed generators New strategies for the operation and management of the electricity grid Improve the power-supply reliability and quality Liberalization of the grids leads to new management structures.
http://zet10.ipee.pwr.wroc.pl/record/350/files/
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26. Detection of Short Transients and Interruptions using the Hilbert Transform / Caciotta, M ; Giarnetti, S ; Leccese, F ; Leonowicz, Z [ENY-ARTICLE-2009-269]
In electrical energy power networks, disturbances can cause problems in electronic devices so their monitoring is fundamental in Power Quality. [...]
http://zet10.ipee.pwr.wroc.pl/record/337/files/
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27. Power Quality in Wind Power Systems / Leonowicz, Z [ENY-ARTICLE-2009-268]
Wind power generation systems influence power quality in a specific way making important the need for detailed and accurate evaluation of disturbances caused by wind generators. [...]
http://zet10.ipee.pwr.wroc.pl/record/336/files/
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28. Proceedings of the 8. International Conference on Environment and Electrical Engineering, Karpacz, Poland, 10-13. May 2009 / Schwarz, H ; Leonowicz, Z [ENY-PREPRINT-2009-010]
The aim of the Conference is to promote a Forum, where people involved with electrical power systems may exchange their experiences and present solutions found for actual and future problems. [...]
http://zet10.ipee.pwr.wroc.pl/record/326/files/
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29. Wavelets an Hilbert Transform methods for detection of voltage dips and micro interruptions / Caciotta, M ; Giarnetti, S ; Leccese, F ; Leonowicz, Z ; et al [ENY-PREPRINT-2009-009]
In electrical energy power network, disturbances can cause problems in electronic devices therefore their monitoring is fundamental in Power Quality field both to properly dimension protections and to calculate compensations in case of malfunction of the apparatus. [...]
http://zet10.ipee.pwr.wroc.pl/record/315/files/
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30. Analysis of non-stationary electric signals using the S-transform / Leonowicz, Z ; Lobos, T ; Wozniak, K [ENY-ARTICLE-2009-253]
Purpose – The purpose of this paper is to compare the accuracy of tracking the amplitude and frequency changes of non-stationary electric signals. [...]
http://zet10.ipee.pwr.wroc.pl/record/314/files/
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