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34.
| Time-frequency analysis of non-stationary signals in power systems
/ Lobos, T ; Rezmer, J ; Sikorski, T ; Schegner, P
[RZ I07/04/I-008]
[ENY-ARTICLE-2008-014]
Representation of signals in time and frequency domain has been of interest in signal processing areas for many years, especially taking in the limelight time-varying non-stationary signals. [...]
http://zet10.ipee.pwr.wroc.pl/record/16/files/
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35.
| 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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36.
| 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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37.
| 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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38.
| Real-Time Determination of Power System Frequency
/ Lobos, T ; Rezmer, J
[ENY-ARTICLE-2008-009]
The main frequency is an important parameter of an electrical power system. [...]
http://zet10.ipee.pwr.wroc.pl/record/10/files/
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39.
| 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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40.
| Harmonics and interharmonics estimation using advanced signal processing methods
/ Lobos, T ; Leonowicz, Z ; Rezmer, J
[ENY-ARTICLE-2008-007]
Modern frequency power converters generate a wide spectrum of harmonic components · In some cases, large converter systems generate not only characteristic harmonics typical for the ideal converter operation, but also a considerable amount of non-characteristic harmonics and interharmonics.
http://zet10.ipee.pwr.wroc.pl/record/8/files/
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41.
| Model order selection criteria: comparative study and applications
/ Leonowicz, Z ; Karvanen, J ; Tanaka, T ; Rezmer, J
[ENY-ARTICLE-2008-006]
Artykuł przedstawia kryteria i porównanie metod redukcji modelu procesu. [...]
http://zet10.ipee.pwr.wroc.pl/record/7/files/
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42.
| Measurement of IEC Groups and Subgroups by using Advanced Spectrum Estimation Methods
/ Bracale, A ; Carpinelli, G ; Leonowicz, Z ; Lobos, T ; et al
[ENY-ARTICLE-2008-005]
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/5/files/
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43.
| Advanced Spectrum Estimation Methods for Signal Analysis in Power Electronics
/ Leonowicz, Z ; Lobos, T ; Rezmer, J
[ENY-ARTICLE-2008-003]
Modern frequency power converters generate a wide spectrum of harmonics components. [...]
http://zet10.ipee.pwr.wroc.pl/record/3/files/
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