Repozytorium Eny Politechnika Wrocławska

Repozytorium W. Elektrycznego Politechniki Wrocławskiej Znaleziono 12 rekordów  1 - 10następny  skocz do rekordu: Szukanie trwało 0.02 sekund. 
1. Modeling of overhead transmission lines with line surge arresters for lightning overvoltages / Jaroszewski, M ; Pospieszna, J ; Ranachowski, P ; Rejmund, F [ENY-ARTICLE-2012-312]
Lightning is one of the most significant source of overvoltages in overhead transmission lines. [...]
http://zet10.ipee.pwr.wroc.pl/record/399/files/
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2. Pollution Performance of 110 kV Metal Oxide Arresters / Chrzan, K L ; Pohl, Z ; Grzybowski, S ; Kohler, W [ENY-ARTICLE-2008-216]
Pollution test results of single unit 110 kV metal oxide surge arresters with porcelain housing according to the solid layer and salt fog methods are presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/270/files/
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3. Influence of Partial Discharges on ZnO Varistors / Jaroszewski, M [ENY-ARTICLE-2008-181]
The varistors used in HV overvoltage limiters are constantly exposed to operating voltage and environmental hazards and also to transient hazards associated with, among others, overvoltages or pollution. [...]
http://zet10.ipee.pwr.wroc.pl/record/231/files/
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4. Effect of Voltage Harmonics Content on Arrester Diagnostic Result / Jaroszewski, M ; Kostyla, P ; Wieczorek, K [ENY-ARTICLE-2008-180]
Diagnoses of HV arresters are usually based on an analysis of total leakage current harmonics. [...]
http://zet10.ipee.pwr.wroc.pl/record/230/files/
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5. Changes in varistors properties after radial field test / Jaroszewski, M ; Korycki, P ; Wieczorek, K ; Zakrzewski, J [ENY-ARTICLE-2008-179]
ZnO varistors are used in commercial surge arresters in high voltage application in the area of power engineering. [...]
http://zet10.ipee.pwr.wroc.pl/record/229/files/
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6. Capacitance Changes in Degraded Metal Oxide Varistors / Jaroszewski, M ; Wieczorek, K ; Bretuj, W ; Kostyla, P [ENY-ARTICLE-2008-178]
ZnO based ceramics show a highly nonlinear current-voltage (I-V) characteristic due to intergranular layers at the boundaries of ZnO grains. [...]
http://zet10.ipee.pwr.wroc.pl/record/228/files/
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7. Analyzing of varistor model response for sinusoidal signal with harmonics / Jaroszewski, M [ENY-ARTICLE-2008-125]
In this paper the effect of harmonics content in the voltage signal on the varistor model response is analysed using Matlab computer simulations. [...]
http://zet10.ipee.pwr.wroc.pl/record/163/files/
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8. Numerical calculation of varistor model for sinusoidal signal / Kostyla, P [ENY-ARTICLE-2008-124]
ZnO varistors are semiconductor devices with highly nonlinear current-voltage characteristic and are widely used as devices for overvoltage protection. [...]
http://zet10.ipee.pwr.wroc.pl/record/162/files/
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9. Methods of Determining Internal Parameters of Varistor Model / Jaroszewski, M ; Kostyla, P [ENY-ARTICLE-2008-122]
ZnO varistors are semiconductor devices with highly nonlinear current-voltage characteristic and are widely used as devices for overvoltage protection. [...]
http://zet10.ipee.pwr.wroc.pl/record/160/files/
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10. An assessment of ageing of oxide varistors exposed to pulse hazards using dielectric spectroscopy / Jaroszewski, M ; Pospieszna, J [I07/2004/I-019] [ENY-ARTICLE-2008-115]
The common use of zinc oxide varistors has brought about qualitative changes in the overvoltage protection of electronic and electric power equipment. [...]
http://zet10.ipee.pwr.wroc.pl/record/144/files/
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Repozytorium W. Elektrycznego Politechniki Wrocławskiej : Znaleziono 12 rekordów   1 - 10następny  skocz do rekordu:
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