2010-11-08
17:42 |
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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2010-06-11
16:39 |
Wyznaczanie częstotliwości zniekształconych sygnałów w układach przekształtnikowych
/ Lobos, T ; Rezmer, J
[ENY-ARTICLE-2010-288]
Nowoczesne półprzewodnikowe przekształtniki częstotliwości, stosowane do zasilania silników asynchronicznych, charakteryzują się zniekształconymi przebiegami napięć wyjściowych. [...]
http://zet10.ipee.pwr.wroc.pl/record/359/files/
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2009-10-27
09:46 |
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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2009-10-27
09:40 |
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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2009-10-24
11:19 |
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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2009-01-31
18:27 |
Spectrum estimation methods for signal analysis in the supply system of DC arc furnace
/ Leonowicz, Z ; Lobos, T ; Rezmer, J
[RZ I07/2005/I-023]
[ENY-ARTICLE-2009-242]
In this paper, Prony and root-MUSIC methods are applied for analysis of waveforms from the DC arc furnace supply. [...]
http://zet10.ipee.pwr.wroc.pl/record/303/files/
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2008-09-09
19:35 |
Wavelets and Prony Method for Disturbance Detection in Wind Farms
/ Lobos, T ; Rezmer, J ; Janik, P ; Amaris, H ; et al
[ENY-ARTICLE-2008-155]
Wind generator impact on power quality is crucial for power system operation. [...]
http://zet10.ipee.pwr.wroc.pl/record/202/files/
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2008-09-09
19:28 |
Advanced Signal Processing Methods for Evaluation of Harmonic Distortion Caused by DFIG Wind Generator
/ Janik, P ; Leonowicz, Z ; Rezmer, J ; Schostan, S ; et al
[ENY-ARTICLE-2008-154]
Intensified growth of wind power generation emphasizes the need for detailed evaluation of disturbances caused by wind generators. [...]
http://zet10.ipee.pwr.wroc.pl/record/201/files/
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2008-04-22
10:13 |
Aspects of Fast Fourier Transform Application for Analysis of Electrical Systems with Wind Generation
/ Janik, P
[ENY-ARTICLE-2008-131]
One of the most powerful tools in spectral analysis is the Fast Fourier Transform (FFT). [...]
http://zet10.ipee.pwr.wroc.pl/record/169/files/
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2008-04-20
10:20 |
Investigations of Influence on Power Quality of Superconducting Fault Current Limiter
/ Leonowicz, Z ; Xin, Y ; Rezmer, J ; Cao, Z ; et al
[I07/2007/I-050]
[ENY-ARTICLE-2008-120]
Waveforms obtained from a superconducting Fault Current Limiter are investigated using the Prony modeling technique. [...]
http://zet10.ipee.pwr.wroc.pl/record/155/files/
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2008-04-05
11:05 |
Measurement of IEC Groups and Subgroups Using Advanced Spectrum Estimation Methods
/ Bracale, A ; Carpinelli, G ; Leonowicz, Z ; Lobos, T ; et al
[ENY-ARTICLE-2008-117]
The International Electrotechnical Commission (IEC) standards characterize the waveform distortions in power systems with the amplitudes of harmonic and interharmonic groups and subgroups. [...]
http://zet10.ipee.pwr.wroc.pl/record/152/files/
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2008-03-14
13:41 |
Wind Generator Transients’ Computation using Prony Method
/ Janik, P ; Lobos, T ; Rezmer, J ; Waclawek, Z ; et al
[ENY-ARTICLE-2008-063]
The impact of wind generation on the electrical system should be assessed to guarantee error free operation and good power quality indicia. [...]
http://zet10.ipee.pwr.wroc.pl/record/72/files/
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2008-03-14
13:28 |
Assessment of Transients in Power System with Wind Generators by Application of Prony Method
/ Janik, P ; Rezmer, J ; Lobos, T
[ENY-ARTICLE-2008-062]
Wind power installations impact on power quality is crucial for power system operation. [...]
http://zet10.ipee.pwr.wroc.pl/record/71/files/
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2008-03-11
09:59 |
Spectral estimation of distorted signals using Prony method
/ Lobos, T ; Rezmer, J
[ENY-ARTICLE-2008-040]
Modern Frequency power converters generate a wide spectrum of harmonic components. [...]
http://zet10.ipee.pwr.wroc.pl/record/48/files/
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2008-03-11
09:51 |
Parameter Estimation of Distorted Signals Using Prony Method
/ Lobos, T ; Rezmer, J ; Schegner, P
[ENY-ARTICLE-2008-039]
Modern frequency power converters generate a wide spectrum of harmonic components. [...]
http://zet10.ipee.pwr.wroc.pl/record/47/files/
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2008-03-07
11:18 |
Hochauflösende Signalverarbeitungsmethoden in der Elektrotechnik
/ Lobos, T ; Leonowicz, Z
[AZ I07/03/I-002]
[ENY-ARTICLE-2008-016]
Moderne Frequenzumrichter erzeugen ein breites Spektrum von harmonischen Komponenten, in einigen Fällen nicht nur charakteristische Harmonische, aber auch eine ganze Menge von nichtcharakteristischen Harmonischen und Interharmonischen. [...]
http://zet10.ipee.pwr.wroc.pl/record/19/files/
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2008-03-06
14:36 |
Spectrum estimation of non-stationary signals in traction systems
/ Bracale, A ; Carpinelli, G ; Leonowicz, Z ; Lobos, T ; et al
[RZ I07/04/I-071]
[ENY-ARTICLE-2008-013]
The growing complexity of the AC and DC traction systems in terms of both new technologies and automation requires a careful control of the Power Quality disturbances. [...]
http://zet10.ipee.pwr.wroc.pl/record/15/files/
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2008-03-06
14:28 |
On some spectrum estimation methods for analysis of non-stationary signals in power systems. Pt. 1. Theoretical Aspects. & Pt. 2. Numerical Applications
/ Bracale, A ; Carpinelli, G ; Lauria, D ; Leonowicz, Z ; et al
[RZ I07/04/I-045RZ I07/04/I-046]
[ENY-ARTICLE-2008-012]
Part I Frequency power converters and arc furnaces generate a wide spectrum of harmonic components and interharmonics. [...]
http://zet10.ipee.pwr.wroc.pl/record/14/files/
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2008-03-06
14:18 |
Evaluation of compensation devices of DC arc furnaces using advanced spectrum estimation methods
/ Bracale, A ; Carpinelli, G ; Lobos, T ; Leonowicz, Z ; et al
[RZ I07/05/I-026]
[ENY-ARTICLE-2008-011]
Spectral representation of waveform distor-tions has been of great interest in power systems for many years since the disturbing loads generate a wide spectrum of components which deteriorate the quality of power supply. [...]
http://zet10.ipee.pwr.wroc.pl/record/13/files/
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2008-03-05
17:22 |
High resolution spectrum-estimation methods for signal analysis in power systems.
/ Lobos, T ; Leonowicz, Z ; Rezmer, J ; Schegner, P
[AZ I07/06/I-006]
[ENY-ARTICLE-2008-008]
The spectrum-estimation methods based on the Fourier transform suffer from the major problem of resolution. [...]
http://zet10.ipee.pwr.wroc.pl/record/9/files/
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