Repozytorium Eny Politechnika Wrocławska

Repozytorium W. Elektrycznego Politechniki Wrocławskiej Znaleziono 15 rekordów  1 - 10następny  skocz do rekordu: Szukanie trwało 0.00 sekund. 
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. [...]
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Spectrum estimation of non- stationary signals in power systems / Leonowicz, Z ; Lobos, T ; Rezmer, J [ENY-ARTICLE-2008-038]
Time-varying spectra of non-stationary time-series commonly used are spectrograms from the Short-Time Fourier Transform (STFT). [...]
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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. [...]
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Statistics of Short-Circuit Signals for Power System Protection Purposes / Rebizant, W ; Szafran, J ; Feser, K ; Oechsle, F [I08/2000/I-134] [ENY-ARTICLE-2008-153]
Basic ideas of probability and statistics with application to chosen power system protection problems are presented. [...]
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Classification of low voltage distribution networks by means of voltage distortion. / Schegner, P ; Meyer, J ; Lobos, T ; Waclawek, Z ; et al [RZ I07/05/I-033] [ENY-ARTICLE-2008-010]
Determination of power quality becomes more and more important in the future. [...]
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Voltage fluctuation assessment with application of neural networks / Janik, P [ENY-ARTICLE-2008-135]
The paper presents a contribution to voltage fluctuation assessment. [...]
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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. [...]
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Automated Classification of Power Quality Disturbances using SVM and RBF Networks / Janik, P ; Lobos, T [ENY-ARTICLE-2009-239]
The authors propose a new method of power quality classification using SVM (Support Vector Machine) neural networks. [...]
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RBF and SVM Neural Networks for Power Quality Disturbances Analysis / Janik, P ; Lobos, T ; Schegner, P [ENY-ARTICLE-2008-053]
This paper presents classification results of different power quality disturbances. [...]
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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. [...]
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