Repozytorium Eny Politechnika Wrocławska

Repozytorium W. Elektrycznego Politechniki Wrocławskiej Znaleziono 14 rekordów  1 - 10następny  skocz do rekordu: Szukanie trwało 0.01 sekund. 
1.
Model of medium voltage metal oxide arrester / Chrzan, K L ; Pohl, Z ; Furgal, J [ENY-ARTICLE-2012-328]
Modelling of MOA is necessary for many reasons and a considerable progress in this field has been made. [...]
http://zet10.ipee.pwr.wroc.pl/record/415/files/
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2.
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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3.
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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4.
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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5.
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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6.
Behaviour of zinc oxide surge arresters under pollution / Feser, K ; Kohler, W ; Qiu, D ; Chrzan, K L [I07/1990/I-114] [ENY-ARTICLE-2008-213]
This paper presents results of pollution tests with AC voltages which were carried out with a multi-unit zinc oxide arrester. [...]
http://zet10.ipee.pwr.wroc.pl/record/267/files/
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7.
Internal Arcing Test on Polluted High Voltage Surge Arresters / Chrzan, K L ; Kohler, W ; Feser, K [ENY-ARTICLE-2009-234]
A test to prove the performance of extremely non-uniform polluted single unit metal oxide (MO) and gapped arresters (SiCA) is presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/293/files/
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8.
Termovision diagnostics of metal oxide surge arresters / Chrzan, K L [I07/2007/I-043] [ENY-ARTICLE-2008-187]
The surge arresters diagnostics based on infrared temperature measurement was evaluated. [...]
http://zet10.ipee.pwr.wroc.pl/record/238/files/
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9.
Degradation of metal oxide varistors caused by electrical stresses / Chrzan, K L [ENY-ARTICLE-2013-350]
The degradation of ZnO elements under AC or DC operating voltage and impulse current is described. [...]
http://zet10.ipee.pwr.wroc.pl/record/437/files/
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10.
Influence of moisture and partial discharges on the degradation of high-voltage surge arresters. / Chrzan, K L [ENY-ARTICLE-2012-321]
This paper reports the influence of moisture and internal partial discharges on the degradation of metal oxide varistors in high-voltage surge arresters. [...]
http://zet10.ipee.pwr.wroc.pl/record/408/files/
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