Electrical Engineering Wroclaw University of Technology

Electrical Engineering Wroclaw University of Technology 292 records found  beginprevious254 - 263nextend  jump to record: Search took 0.02 seconds. 
254. Digital Line Differential Protection Using Symmetrical Components / Lobos, T [I07/91/P-443] [ENY-ARTICLE-2008-057]
A new method for digital line differential protection is presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/66/files/
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255. Möglichkeiten für einen digitalen Leitungsdifferentialschutz mit Symmetrischen Komponenten / Hosemann, G ; Lobos, T [ENY-ARTICLE-2008-056]
Ein neues Verfahren für den digitalen Leitungsdifferentialschutz wird vorgestellt. [...]
http://zet10.ipee.pwr.wroc.pl/record/65/files/
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256. Power system harmonics estimation using linear least squares method and SVD / Lobos, T ; Kozina, T ; Koglin, H J [I07/99/I-414] [ENY-ARTICLE-2008-055]
The paper examines the Singular Values Decomposition (SVD) for estimation of harmonics in sinals, in the presence of high noise. [...]
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257. Adaptive Neural Networks for Robust Estimation of parameters of Noisy Harmonic Signals / Cichocki, A ; Kostyla, P ; Lobos, T ; Waclawek, Z [I07/96/I-278] [ENY-ARTICLE-2008-054]
In many applications, very fast methods are required for estimating and measurement of parameters of harmonic signals distorted by noise. [...]
http://zet10.ipee.pwr.wroc.pl/record/63/files/
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258. Analyse nicht stationärer Signale in Energiesystemen / Janik, P ; Leonowicz, Z ; Schegner, P [I07/01/I-073] [ENY-ARTICLE-2008-051]
Klassische Methoden der Spektralanalyse von diskret abgetasteten Signalen mit vielen spektralen Anteilen basieren meistens auf der Fourier-Transformation. [...]
http://zet10.ipee.pwr.wroc.pl/record/60/files/
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259. Rapid dissolved gas analysis by means of electrochemical gas sensors / Zylka, P ; Mazurek, B [I07/02/I-021] [ENY-ARTICLE-2008-050]
Rapid, introductory analysis of gases dissolved in insulating oil DGA carried out in the field can help in effective screening of faulty transformers as well as minimising number of classical laboratory chromatographic DGA tests. [...]
http://zet10.ipee.pwr.wroc.pl/record/59/files/
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260. Field emission current from high-Tc ceramic cathodes / Ziaja, J ; Zylka, P [I07/99/P-545] [ENY-ARTICLE-2008-049]
In this work the result of emission phenomena investigations are presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/58/files/
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261. Electrochemical gas sensors can supplement chromatography-based DGA / Zylka, P [I07/04/I-035DOI 10.1007/s00202-004-0230-x] [ENY-ARTICLE-2008-048]
Shortening a time gap between oil sampling and its analysis as well as a rapid and correct interpretation of dissolved gas analysis (DGA) results are crucial for effective screening of faulty transformers in predictive-oriented equipment maintenance. [...]
http://zet10.ipee.pwr.wroc.pl/record/57/files/
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262. Electrochemical gas sensors can make DGA a portable screening procedure / Zylka, P [RZ I07/04/I-001] [ENY-ARTICLE-2008-047]
Dissolved Gas Analysis (DGA) in its classical chromatography-based laboratory approach has become a routine procedure for testing and assessment of power transformer condition. [...]
http://zet10.ipee.pwr.wroc.pl/record/56/files/
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263. DGA system utilising semiconductor gas sensors / Zylka, P ; Mazurek, B [RZ I07/99/I-448SPIE Proceedings Series, ISSN 0277-768X; Vol. 3730] [ENY-ARTICLE-2008-046]
Thermal and electric faults developing inside transformers lead to the generation of gaseous products dissolving in the insulating oil. [...]
http://zet10.ipee.pwr.wroc.pl/record/55/files/
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Electrical Engineering Wroclaw University of Technology : 292 records found   beginprevious254 - 263nextend  jump to record:
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