Repozytorium Eny Politechnika Wrocławska

Repozytorium W. Elektrycznego Politechniki Wrocławskiej Znaleziono 10 rekordów  Szukanie trwało 0.02 sekund. 
1.
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/
Rekord szczegółowy - Podobne rekordy
2.
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/
Rekord szczegółowy - Podobne rekordy
3.
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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4.
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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5.
Real-Time Parameter Estimation of Signals in Converter Fed Drives using Adaptive Neural Networks / Lobos, T ; Koglin, H J ; Waclawek, Z [ENY-ARTICLE-2008-031]
Frequency converter-fed induction motor drives were simulated using the EMTP-ATP (Electromagnetic Transients Program - Alternative Transients Program) The aim of the simulation investigations is to develop a feasible method for drive visualisation and for diagnosis of different unsymmetrical operations. [...]
http://zet10.ipee.pwr.wroc.pl/record/38/files/
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6.
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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7.
Assessing the benefits and risks of application of inverter drives in industry / Leonowicz, Z ; Lempart, A [Digital Object Identifier: 10.1109/EEEIC.2012.6221562] [ENY-ARTICLE-2012-336]
This paper presents the impact assessment of converters installed in an industrial plant on the power quality in internal power grid of the plant. [...]
http://zet10.ipee.pwr.wroc.pl/record/423/files/
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8.
Analysis of power quality disturbances using the S-Transform / Leonowicz, Z ; Lobos, T ; Wozniak, K [I07/2007/I-009] [ENY-ARTICLE-2008-111]
The method presented in this paper employs recently introduced S-transform which is an important development of STFT with improved properties. [...]
http://zet10.ipee.pwr.wroc.pl/record/140/files/
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9.
Advanced spectral analysis of out-of-step operation of synchronous machines / Leonowicz, Z ; Lobos, T [RZ I07/2003/I-068] [ENY-ARTICLE-2009-250]
The out-of-step operation conditions of a synchronous machine may occur as a result of a power system three-phase fault. [...]
http://zet10.ipee.pwr.wroc.pl/record/311/files/
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10.
Time-Frequency Representation for Non-Stationary Phenomena in Electrical Engineering / Sikorski, T ; Ruczewski, P ; Lobos, T [I07/2004/I-018] [ENY-ARTICLE-2008-118]
The paper introduces two-dimensional method of observation and diagnosis of non-stationary signals in electrical engineering. [...]
http://zet10.ipee.pwr.wroc.pl/record/153/files/
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