Electrical Engineering Wroclaw University of Technology

Electrical Engineering Wroclaw University of Technology 25 records found  1 - 10nextend  jump to record: Search took 0.01 seconds. 
1.
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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2.
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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3.
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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4.
Behaviour of Zinc Oxide Surge Arresters Under Pollution / Feser, K ; Kohler, W ; Qiu, D ; Chrzan, K L [ENY-ARTICLE-2008-214]
This paper presents results of pollution tests with A. [...]
http://zet10.ipee.pwr.wroc.pl/record/268/files/
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5.
Diagnostics of high voltage metal oxide arresters procedure errors / Chrzan, K L ; Koehler, W [I07/2000/I-059] [ENY-ARTICLE-2008-193]
A technique has been described which can determine ac resistive current directly or by obtaining the watt loss of the test specimen and dividing by the true rms (trms) value or the applied voltage. [...]
http://zet10.ipee.pwr.wroc.pl/record/247/files/
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6.
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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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.
Internal partial discharges test for metal oxide surge arresters / Chrzan, K L [ENY-ARTICLE-2012-327]
Proposals for testing of surge arresters performance under internal partial discharge stress by Sakshaug, Chrzan and Korycki have been presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/414/files/
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9.
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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10.
Temperature monitoring of metal oxide surge arresters / Chrzan, K L ; Hinrichsen, V. [ENY-ARTICLE-2013-343]
Varistor overtemperature above the ambient is an important state parameter of metal oxide surge arresters. [...]
http://zet10.ipee.pwr.wroc.pl/record/430/files/
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