Repozytorium Eny Politechnika Wrocławska

Repozytorium W. Elektrycznego Politechniki Wrocławskiej Znaleziono 15 rekordów  1 - 10następny  skocz do rekordu: Szukanie trwało 0.02 sekund. 
1.
Time-Frequency Analysis of Complex Space-Phasor in Power Electronics / Leonowicz, Z ; Lobos, T ; Sikorski, T [doi:10.1109/TIM.2007.908250] [ENY-ARTICLE-2008-043]
This paper considers applying nonparametric and parametric methods for the calculation of the time–frequency representation of nonstationary signals in power electronics. [...]
http://zet10.ipee.pwr.wroc.pl/record/52/files/
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2.
Time-Frequency Analysis of Distorted Electric Signals using a Complex Space-Phasor / Leonowicz, Z [ENY-PREPRINT-2008-004]
We consider applying non-parametric and parametric methods for calculation of time-frequency representation of non-stationary electric waveforms. [...]
http://zet10.ipee.pwr.wroc.pl/record/87/files/
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3.
Analysis of Three Phase Signal using Wigner Spectrum / Leonowicz, Z ; Lobos, T [ENY-ARTICLE-2008-032]
New method of observation and diagnosis of inverter-fed induction motor drives is developed and tested. [...]
http://zet10.ipee.pwr.wroc.pl/record/39/files/
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4.
Time-frequency analysis of non-stationary three phase signals / Leonowicz, Z ; Lobos, T [ENY-ARTICLE-2008-028]
New method of observation and diagnosis of inverter-fed induction motor drives is developed and tested. [...]
http://zet10.ipee.pwr.wroc.pl/record/35/files/
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5.
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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6.
Fault Location in Power Networks with Mixed Feeders using the Complex Space-Phasor and Hilbert-Huang Transform / Bernadić, A ; Leonowicz, Z [http://dx.doi.org/10.1016/j.ijepes.2012.04.012] [ENY-ARTICLE-2012-339]
The paper introduces a practical approach to power system fault location in power networks using advanced fault signal processing. [...]
http://zet10.ipee.pwr.wroc.pl/record/426/files/
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7.
Power line fault location using the Complex Space-Phasor and Hilbert-Huang Transform / Bernadić, A ; Leonowicz, Z [I07/2011/I-024] [ENY-PREPRINT-2011-012]
Fault location finding in power system is very important problem in power system monitoring. [...]
http://zet10.ipee.pwr.wroc.pl/record/374/files/
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8.
Automatic Fault Classification in Power Electronics Using Time-Frequency Distribution and Neural Networks / Leonowicz, Z ; Lobos, T [RZ I07/2003/I-077] [ENY-ARTICLE-2009-249]
A new method of fault analysis and detection by signal classification in frequency converters is presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/310/files/
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9.
Analysis of non-stationary signals in power systems / Leonowicz, Z [ENY-ARTICLE-2008-002]
Classical techniques to estimate the spectrum of the multi-component signal are based on Fourier-based transformations. [...]
http://zet10.ipee.pwr.wroc.pl/record/2/files/
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10.
Symmetrische Komponenten komplex erweiterter Zeitfunktionen und verallgemeinerter Zeiger / Pytel, J ; Lobos, T ; Krebs, R [I08/1990/I-029] [ENY-ARTICLE-2008-075]
Erweitert man beliebige reelle Zeitfunktionen Komponenten etwa mit Hilfe der Hilbert-Transformation komplex, so lassen sich in Drehstromnetzen die symmetrischen Komponenten dieser komplex erweiterten Zeitfunktionen bilden. [...]
http://zet10.ipee.pwr.wroc.pl/record/93/files/
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