1.
| 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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2.
| 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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3.
| 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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4.
| 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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5.
| 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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6.
| Parametric methods for time-frequency analysis of electric signals
/ Leonowicz, Z
[ISSN 0324-945x]
[ENY-BOOK-2008-001]
The author presents a new approach to spectral analysis of electric signals and related problems encountered in power systems. [...]
http://zet10.ipee.pwr.wroc.pl/record/11/files/
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7.
| Trimmed estimators for robust averaging of event-related potentials
/ Leonowicz, Z ; Karvanen, J ; Shishkin, S L
[AZ I07/2005/I-002]
[ENY-ARTICLE-2009-248]
Averaging (in statistical terms, estimation of the location of data) is one of the most commonly used procedures in neuroscience and the basic procedure for obtaining event-related potentials (ERP). [...]
http://zet10.ipee.pwr.wroc.pl/record/309/files/
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8.
| Waveform Distortions due to AC/DC converters feeding DC arc furnaces
/ Bracale, A ; Carpinelli, G ; Leonowicz, Z ; Lobos, T ; et al
[RK I07/2005/I-039]
[ENY-ARTICLE-2009-241]
The line-commutated converters cause significant harmonic distortions in electrical power systems. [...]
http://zet10.ipee.pwr.wroc.pl/record/302/files/
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9.
| 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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