1.
| 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/
Rekord szczegółowy - Podobne rekordy |
2.
| 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/
Rekord szczegółowy - Podobne rekordy |
3.
| 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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4.
| 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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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/
Rekord szczegółowy - Podobne rekordy |
6.
| 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/
Rekord szczegółowy - Podobne rekordy |
7.
| Metoda określenia wartości parametrów wewnętrznych modelu warystora na podstawie pomiaru wartości chwilowych prądu i napięcia
/ Jaroszewski, M ; Kostyla, P ; Waclawek, Z
[I07/2007/I-058]
[ENY-ARTICLE-2008-113]
Beziskiernikowe ograniczniki przepięć, których aktywną część stanowią warystory oparte na tlenku cynku, spełniają coraz powszechniej rolę układów ochrony izolacji urządzeń elektroenergetycznych. [...]
http://zet10.ipee.pwr.wroc.pl/record/142/files/
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8.
| 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/
Rekord szczegółowy - Podobne rekordy |
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.
| Degradation and destruction of ZnO varistors caused by current pulses
/ Chrzan, K L ; Wroblewski, Z.
[ENY-ARTICLE-2013-345]
Although the modern metal oxide elements are resistant to degradation caused by continuous operating voltage the degradation or destruction caused by current impulses, especially lightning currents, is still a serious problem. [...]
http://zet10.ipee.pwr.wroc.pl/record/432/files/
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