Repozytorium Eny Politechnika Wrocławska

Repozytorium W. Elektrycznego Politechniki Wrocławskiej Znaleziono 305 rekordów  początekpoprzedni249 - 258następnykoniec  skocz do rekordu: Szukanie trwało 0.02 sekund. 
249. Inactivation of Yersinia enterocolitica Gram-negative bacteria using high voltage technique / Lubicki, P ; Cross, J D ; Jayaram, S ; Mazurek, B ; et al [I07/1995/I-220] [ENY-ARTICLE-2008-077]
High voltage pulses of peak voltages U=5-75 kV and rise times tp=500-1300 ns were applied with repetition frequency f=lHz in order to cause the irreversible electroporation of Gram negative bacteria Yersinia enterocolitica. [...]
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250. Digital Methods for on-line Estimation of the Basic Components of Signals in Electrical Power Systems / Lobos, T ; Schneider, E ; Eichhorn, K F [I08/1987/I-398] [ENY-ARTICLE-2008-076]
The fast determination of the Symetrical Components of voltages and currents in three-phase systems is very important for the analysis of faults and protection tasks. [...]
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251. 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. [...]
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252. Analysis of distorted waveforms using parametric spectrum estimation methods and robust averaging / Leonowicz, Z [ENY-ARTICLE-2008-074]
After the description of parametric methods (ESPRIT and MUSIC) and selected robust location measures (robust averaging methods), the comparison of the frequency and amplitude estimation error, based on numerical simulation is presented. [...]
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253. Analysis of Non-Stationary Signals in Power Systems using Wigner Transform and Min-Norm Method / Leonowicz, Z [ENY-PREPRINT-2008-005]
Time-varying spectra of non-stationary time-series commonly used are spectrograms from the Short-Time Fourier Transform (STFT). [...]
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254. 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. [...]
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255. Classification of Electric Signals Based on Time-Frequency Signal Decomposition / Leonowicz, Z [ENY-PREPRINT-2008-003]
A classification procedure based on time-frequency decomposition of the signal is presented. [...]
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256. Effect of short HV pulses on bacteria and fungi / Mazurek, B ; Lubicki, P ; Staroniewicz, Z [I07/1996/I-236] [ENY-ARTICLE-2008-074]
The survival of three kinds of microorganisms under strongpulse electric field conditions was investigated with a possible application of the electric pulse method for sterilization of consumable liquids. [...]
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257. X-ray Emission Accompanying Cathode Microdischarge / Mazurek, B ; Nowak, A ; Tyman, A [I07/1993/P-480] [ENY-ARTICLE-2008-073]
Electrical discharge in vacuum is accompanied by X-ray radiation. [...]
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258. The effect of a metallic particle near a spacer on flashover phenomena in SF6. / Mazurek, B ; Cross, J D ; Heeswijk van, R G [I07/1992/P-451] [ENY-ARTICLE-2008-072]
This paper presents a study of the flashover mechanism initiated by metallic particles in SF6 gas. [...]
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Repozytorium W. Elektrycznego Politechniki Wrocławskiej : Znaleziono 305 rekordów   początekpoprzedni249 - 258następnykoniec  skocz do rekordu:
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