Elektrotechnik TU Wroclaw

Elektrotechnik TU Wroclaw 12 Datensätze gefunden  vorherige3 - 12  gehen zum Datensatz: Die Suche hat 0.01 Sekunden gedauert. 
3. LONG-TERM STUDY OF CHANGES OF PHYSICO-CHEMICAL PARAMETERS OF TRANSFORMER OILS / Jaroszewski, M ; Pietruszewicz, M [ENY-ARTICLE-2012-329]
The average age of transformers in service is increasing and approaching the end of design life. [...]
http://zet10.ipee.pwr.wroc.pl/record/416/files/
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4. Leakage currents on naturally contaminated porcelain and silicone insulators. / Chrzan, K L [ENY-ARTICLE-2012-308]
The leakage current measurements on standard post insulators and on rod insulators without sheds were carried out. [...]
http://zet10.ipee.pwr.wroc.pl/record/395/files/
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5. Dielectric properties of polypropylene fabrics with carbon plasma coatings for applications in the technique of electromagnetic field shielding / Jaroszewski, M ; Pospieszna, J ; Ziaja, J [ENY-ARTICLE-2012-307]
Within the current work an attempt was made to use glow discharge low temperature plasma processing to produce carbon coatings on polypropylene unwoven fabric for electromagnetic field shielding applications. [...]
http://zet10.ipee.pwr.wroc.pl/record/394/files/
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6. EMI Shielding using Composite Materials with Plasma Layers / Ziaja, J ; Jaroszewski, M [ENY-BOOK-2012-004]
Electromagnetic compatibility (EMC), including the engineering of materials used for shielding,, is currently one of the most extensively developing field of applications of composite materials (Bula et al. [...]
http://zet10.ipee.pwr.wroc.pl/record/393/files/
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7. Dielectric characterization of EM composite barrier materials with plasma layers on nonwoven fabrics / Jaroszewski, M [ENY-ARTICLE-2012-306]
Currently, one of the most extensively developing field of applications of composite materials, is engineering of materials used for shielding from electromagnetic fields. [...]
http://zet10.ipee.pwr.wroc.pl/record/392/files/
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8. Modeling of overhead transmission lines with line surge arresters for lightning overvoltages / Jaroszewski, M ; Pospieszna, J ; Ranachowski, P ; Rejmund, F [ENY-ARTICLE-2008-182]
Lightning is one of the most significant source of overvoltages in overhead transmission lines. [...]
http://zet10.ipee.pwr.wroc.pl/record/232/files/
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9. 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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10. 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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11. 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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12. 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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