Electrical Engineering Wroclaw University of Technology

Electrical Engineering Wroclaw University of Technology 192 records found  beginprevious21 - 30nextend  jump to record: Search took 0.02 seconds. 
21. Nonlinear regression applied for power quality disturbances characterization in grids with wind generators / Janik, P ; Lobos, T ; Rezmer, J ; Waclawek, Z [I07/2009/I-035] [ENY-ARTICLE-2009-267]
The impact of wind generation on the electrical system should be assessed to figure out potential hazards to system operation and deterioration of power quality indices. [...]
http://zet10.ipee.pwr.wroc.pl/record/335/files/
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22. Adaptation of SVD and Prony method for precise computation of current components in networks with wind generation. / Janik, P ; Rezmer, J ; Ruczewski, P ; Waclawek, Z ; et al [I07/2009/I-037] [ENY-ARTICLE-2009-266]
Precise computation of current components is a key prerequisite for reliable assessment of power quality. [...]
http://zet10.ipee.pwr.wroc.pl/record/334/files/
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23. Assessment of transient disturbances in HV systems with single-phase autoreclosures / Lobos, T ; Schegner, P ; Sikorski, T [ENY-ARTICLE-2009-265]
This paper proposes some extended method for assessment of transient disturbances in HV system with single-phase autoreclosures. [...]
http://zet10.ipee.pwr.wroc.pl/record/333/files/
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24. Computation of Voltage Sag Initiation with Fourier based Algorithm, Kalman Filter and Wavelets / Amaris, H ; Alvarez, A ; Florez, D ; Lobos, T ; et al [ENY-ARTICLE-2009-264]
Dynamic Voltage Restorers (DVR) have been successfully applied for voltage dip mitigation in the last years. [...]
http://zet10.ipee.pwr.wroc.pl/record/332/files/
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25. Computation of Spectral Components in System with Wind Generation Unit / Janik, P ; Lobos, T ; Rezmer, J ; Schegner, P ; et al [ENY-ARTICLE-2009-263]
Signal parameters estimation is an important prerequisite for assessment of power quality (PQ) indices. [...]
http://zet10.ipee.pwr.wroc.pl/record/331/files/
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26. Power Quality Analysis of Grid-Connected Wind Turbine System / Janik, P ; Lobos, T ; Rezmer, J ; Sikorski, T [ENY-ARTICLE-2009-262]
In this paper time-frequency methods have been investigated for complex investigations of transient states in wind power plants. [...]
http://zet10.ipee.pwr.wroc.pl/record/330/files/
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27. 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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28. 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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29. Identification of Out-of-Step Operation of Synchronous Machines Using High Resolution Spectrum Estimation Methods / Koglin, H J ; Leonowicz, Z ; Lobos, T [RK I07/2002/I-046] [ENY-ARTICLE-2009-252]
The out-of-step operation conditions of a synchronous machine may occur as a result of a power system three-phase fault. [...]
http://zet10.ipee.pwr.wroc.pl/record/313/files/
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30. Modern spectral analysis of non-stationary signals in electrical power systems / Leonowicz, Z ; Lobos, T ; Schegner, P [RZ I07/2002/I-048] [ENY-ARTICLE-2009-251]
A novel approach to harmonic and interharmonic analysis, based on the “subspace” methods, is proposed. [...]
http://zet10.ipee.pwr.wroc.pl/record/312/files/
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Electrical Engineering Wroclaw University of Technology : 192 records found   beginprevious21 - 30nextend  jump to record:
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