Elektrotechnik TU Wroclaw

Elektrotechnik TU Wroclaw 19 Datensätze gefunden  Die Suche hat 0.01 Sekunden gedauert. 
1. PSPICE appliction for modelling of cap and pin insulator strings / Chrzan, K L ; Rebizant, W [ENY-ARTICLE-2012-318]
The use of PSPICE program in HV engineering is shown. [...]
http://zet10.ipee.pwr.wroc.pl/record/405/files/
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2. CT saturation correction based on the estimated CT saturation time constant / Rebizant, W ; Wiszniewski, A ; Schiel, L [I08/2008/I-021] [ENY-ARTICLE-2008-203]
A new method for CT saturation correction is presented that is based on an on-line estimation of the CT magnetizing inductance. [...]
http://zet10.ipee.pwr.wroc.pl/record/257/files/
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3. Correction of Current Transformer Transient Performance / Wiszniewski, A ; Rebizant, W ; Schiel, L [ENY-ARTICLE-2008-202]
If a current transformer (CT) saturates while transforming the heavy primary current, in each period, there are sections when the magnetic core is unsaturated and transformation is correct, and when it is saturated, it causes enormous errors. [...]
http://zet10.ipee.pwr.wroc.pl/record/256/files/
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4. Ultrasaturation Phenomenon in Power Transformers—Myths and Reality / Wiszniewski, A ; Rebizant, W ; Bejmert, D ; Schiel, L [ENY-ARTICLE-2008-199]
In this paper, the ultrasaturation phenomenon of power transformers during their energization is studied. [...]
http://zet10.ipee.pwr.wroc.pl/record/253/files/
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5. Fuzzy Logic Application to Out-Of-Step Protection of Generators / Rebizant, W ; Feser, K [I08/2001/I-110] [ENY-ARTICLE-2008-163]
Efficient protection scheme against out-of-step (OS) conditions based on fuzzy logic (FL) technique is presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/210/files/
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6. Adaptive Measurement of Power System Currents, Voltages and Impedances in Off-nominal Frequency Conditions / Szafran, J ; Rebizant, W ; Michalik, M [I08/1999/I-047] [ENY-ARTICLE-2008-162]
In the paper the problem of basic power system electric quantities (current, voltage magnitudes, power and impedance) measurement in off-nominal frequency conditions is considered under assumption thal the quantities are calculated from orthogonal components of input current and voltage phasors which are obtained by use of the nonrecursive digital filters. [...]
http://zet10.ipee.pwr.wroc.pl/record/209/files/
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7. Out-of-Step Protection with AI Methods / Rebizant, W ; Feser, K [I08/2001/I-033] [ENY-ARTICLE-2008-161]
In the paper the results of investigations on the application of Artificial Intelligence (AI) methods to the out-ofstep (OS) protection of synchronous machines are presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/208/files/
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8. Simulative Analysis of a New Type Wide Range Estimator of Protection Criterion Values / Szafran, J ; Rebizant, W ; Michalik, M [I08/1998/I-119] [ENY-ARTICLE-2008-160]
In the paper a new adaptive estimator of protection criterion values insensitive to wide range power system frequency changes is proposed and analysed. [...]
http://zet10.ipee.pwr.wroc.pl/record/207/files/
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9. Efficient Frequency-Adaptive Amplitude Tracking Algorithms for Protection Purposes / Rebizant, W ; Rusek, B [I08/2003/I-091] [ENY-ARTICLE-2008-159]
The new, fast and adaptive algorithms for measurement of signal amplitude for protection and control purposes are presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/206/files/
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10. Asynchronous Generator Behavior After a Sudden Load Rejection / Rebizant, W ; Terzija, V [I08/2003/I-092] [ENY-ARTICLE-2008-158]
In the paper load rejection test, performed at a hydro power plant in Sweden, equipped with asynchronous generators, is described and analysed from the electromechanical transient processes and signal distortions points of view. [...]
http://zet10.ipee.pwr.wroc.pl/record/205/files/
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11. 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. [...]
http://zet10.ipee.pwr.wroc.pl/record/195/files/
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12. ANN-based Detection of OS Conditions in Power System / Rebizant, W [I08/2000/I-133] [ENY-ARTICLE-2008-152]
In the paper a new neural network based out-of-step protection scheme is presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/194/files/
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13. Real-time Implementation of Adaptive Amplitude Estimators for Protection and Control Purposes. / Rebizant, W ; Staszewski, J ; Lee, S J ; Kang, S H [I08/2003/I-067] [ENY-ARTICLE-2008-151]
In the paper a new fast and adaptive scheme for measurement of signal amplitude for protection and control purposes is presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/193/files/
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14. Adaptive estimation of wide range frequency changes for power generator protection and control purposes / Szafran, J ; Rebizant, W ; Michalik, M [I08/1999/I-015] [ENY-ARTICLE-2008-150]
A method and a detailed adaptive algorithm for wide-range frequency change measurement is presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/192/files/
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15. Power system frequency estimation / Szafran, J ; Rebizant, W [I08/1998/I-149] [ENY-ARTICLE-2008-149]
A new algorithm of power system frequency estimation is presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/191/files/
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16. Adaptive and intelligent systems for generator monitoring and protection purposes / Rebizant, W ; Szafran, J ; Lee, S J ; Kang, S H [ENY-ARTICLE-2008-148]
New adaptive scheme for signal parameter measurement for generator monitoring and protection is presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/187/files/
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17. Prediction of CT saturation period for differential relay adaptation purposes / Rebizant, W ; Hayder, T ; Schiel, L [ENY-ARTICLE-2008-147]
A new approach to CT saturation assessment is presented in the paper. [...]
http://zet10.ipee.pwr.wroc.pl/record/186/files/
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18. Current Transformer Saturation Detection with Genetically Optimized Neural Networks / Rebizant, W ; Bejmert, D [ENY-ARTICLE-2008-146]
Application of the genetic algorithm (GA) for optimization of artificial neural network (ANN) based CT saturation detector is presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/185/files/
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19. Wavelet Transform Approach to High Impedance Fault Detection in MV Networks / Michalik, M ; Rebizant, W ; Lukowicz, M ; Lee, S J ; et al [ENY-ARTICLE-2008-145]
Application of wavelet transform technique to high impedance arcing fault detection in distribution networks is presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/184/files/
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