Elektrotechnik TU Wroclaw

Elektrotechnik TU Wroclaw 21 Datensätze gefunden  Die Suche hat 0.01 Sekunden gedauert. 
1. EM Shielding – Theory and Development of New Materials / Jaroszewski, M ; Ziaja, J ; Pospieszna, J [ISBN: 978-81-308-0499-6] [ENY-BOOK-2013-005]
In recent years we can observe rapid increase in the number of sources which generate the electromagnetic (EM) fields (like radio broadcasting, television, radio communication, cellular telephony), continuously extending range of applied frequencies and increasing power generated by those sources. [...]
http://zet10.ipee.pwr.wroc.pl/record/438/files/
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2. Dielectric characterization of electromagnetic composite barrier materials with plasma layers on nonwoven fabrics / Jaroszewski, M [http://dx.doi.org/10.1080/09276440.2012.696942] [ENY-ARTICLE-2012-334]
Composite materials are becoming more widely used in the technique of shielding electromagnetic field. [...]
http://zet10.ipee.pwr.wroc.pl/record/421/files/
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3. Composites Made of Polypropylene Nonwoven Fabric with Plasmas Layers / Jaroszewski, M ; Pospieszna, J ; Ziaja, J ; Ozimek, M [ENY-ARTICLE-2012-330]
Engineering of materials used for shielding from electromagnetic fields is currently one of the most extensively developing field of applications of composite materials (Bula et al. [...]
http://zet10.ipee.pwr.wroc.pl/record/417/files/
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4. 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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5. 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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6. 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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7. 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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8. 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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9. EMI Shielding using Composite Materials with Plasma Layers / Ziaja, J ; Jaroszewski, M [ISBN: 978-953-307-304-0] [ENY-BOOK-2011-003]
Electromagnetic compatibility, including the engineering of materials used for shielding from electromagnetic fields, is currently one of the most extensively developing field of applications of composite materials. [...]
http://zet10.ipee.pwr.wroc.pl/record/390/files/
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10. 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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11. 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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12. 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. [...]
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13. 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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14. 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. [...]
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15. Hydrogen Influence on Properties of Thin Film Arresters / Jaroszewski, M [ENY-ARTICLE-2008-129]
The influence of H2 atmosphere on the temperature dependence of resistivity of Zn-Bi-O thin films were characterized in this study. [...]
http://zet10.ipee.pwr.wroc.pl/record/167/files/
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16. 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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17. 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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18. 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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19. Wpływ oscylacyjnie tłumionych udarów napięciowych na zjawiska starzeniowe w ceramice warystorowej. / Pospieszna, J ; Jaroszewski, M [I07/2007/I-070] [ENY-ARTICLE-2008-114]
Warystory z tlenku cynku (ZnO) są ceramiczymi materiałami polikrystalicznymi, charakteryzującymi się silnie nieliniową charakterystyką napięciowo-prądową. [...]
http://zet10.ipee.pwr.wroc.pl/record/143/files/
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20. 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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21. Wpływ udarów prądowych na zjawiska starzeniowe w ceramice warystorowej. / Jaroszewski, M ; Pospieszna, J [I07/2007/I-059] [ENY-ARTICLE-2008-112]
W artykule przedstawiono wpływ impulsów prądowych na właściwości elektryczne warystorów ZnO. [...]
http://zet10.ipee.pwr.wroc.pl/record/141/files/
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