Repozytorium Eny Politechnika Wrocławska

Repozytorium W. Elektrycznego Politechniki Wrocławskiej Znaleziono 192 rekordów  początekpoprzedni51 - 75następnykoniec  skocz do rekordu: Szukanie trwało 0.02 sekund. 
51. Behaviour of modified insulator surface material under electric stress / Fleszynski, J ; Tyman, A [ENY-ARTICLE-2008-227]
Performance of electrical insulators is strongly dependent on their surface properties. [...]
http://zet10.ipee.pwr.wroc.pl/record/282/files/
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52. The Effect of the Number of Spacer Insulators on the Breakdown Voltage of Vacuum Insulation / Juchniewicz, J ; Mazurek, B ; Tyman, A [ENY-ARTICLE-2008-226]
It was shown that when extended high voltage vacuum insulation is being considered, the effect of the he number of spacer insulators on the breakdown voltage of the system has to be taken into account. [...]
http://zet10.ipee.pwr.wroc.pl/record/281/files/
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53. Voltage Endurance Test of Vacuum Insulation for Cryocables / Juchniewicz, J ; Tyman, A [ENY-ARTICLE-2008-225]
Vacuum insulation with cylindrical ceramic spacer insulators has been studied with respect to changes of its ac flashover voltage with time. [...]
http://zet10.ipee.pwr.wroc.pl/record/280/files/
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54. Changes on Insulator Surface under the Influence of Strong Electric Field in Vacuum / Mazurek, B ; Tyman, A [ENY-ARTICLE-2008-224]
The measurements of flash-over voltages on solid insulation, placed in vacuum have shown the initial flash-over occur at voltages considerably lower than this obtained after multiple flash-over. [...]
http://zet10.ipee.pwr.wroc.pl/record/279/files/
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55. AC Flashover Voltage in Vacuum for Different Electrode Diameters and Different Pressures / Tyman, A [ENY-ARTICLE-2008-223]
Application of vacuum insulation in cryo-installations, for example cryocables, requires investigations made on specimens and laboratory arrangements which would be very close to those met in practice. [...]
http://zet10.ipee.pwr.wroc.pl/record/278/files/
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56. Performance of Composite Insulators Without Sheds under Light Pollution / Chrzan, K L [ENY-ARTICLE-2008-221]
The test of insulators without sheds or with small sheds number at Glogow pollution station was described. [...]
http://zet10.ipee.pwr.wroc.pl/record/276/files/
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57. Performance of Hydrophobic Epoxy Insulators under Industrial Pollution / Chrzan, K L [ENY-ARTICLE-2008-220]
Cycloaliphatic epoxy resins have been used alongside silicones and ceramics for more than 30 years as insulation materials for outdoor applications. [...]
http://zet10.ipee.pwr.wroc.pl/record/275/files/
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58. Synthesis of Circuits / Leonowicz, Z [ENY-TEACHING-2008-025]
Detailed content: Passive Circuits Strategy of filter design System functions, realizability. [...]
http://zet10.ipee.pwr.wroc.pl/record/274/files/
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59. Application of silicone coatings on porcelain insulators in Poland, a case study / Chrzan, K L [ENY-ARTICLE-2008-219]
Silicone coatings have been used to improve insulating properties of outdoor insulators under polluted conditions for over 30 years. [...]
http://zet10.ipee.pwr.wroc.pl/record/273/files/
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60. Probes for spot measurement of surface conductivity on polluted insulators / Chrzan, K L ; Stec, C ; Farzaneh, M [doi:10.1049/iet-smt:20060044] [ENY-ARTICLE-2008-218]
The surface conductivity of insulators in the field is often non-uniformly distributed. [...]
http://zet10.ipee.pwr.wroc.pl/record/272/files/
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61. Electrical Strength of Air Containing Ozone and Nitric Oxides Produced by Intensive Partial Discharges / Chrzan, K L ; Andino, J M [ENY-ARTICLE-2008-217]
Internal arcing test results of gapped Sic arresters are presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/271/files/
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62. 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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63. Pollution test station Glogow, twenty years of research / Chrzan, K L [ENY-ARTICLE-2008-215]
The evaluation of electrical stress of polluted outdoor insulators was carried out at the field test station located at a copper smelting plant Głogów in 1987 and 2002. [...]
http://zet10.ipee.pwr.wroc.pl/record/269/files/
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64. 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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65. 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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66. Inefficacy of radioactive terminals and early streamer emission terminals / Chrzan, K L ; Hartono, Z A [I07/2003/I-035] [ENY-ARTICLE-2008-211]
The paper reviews about research of radioactive lightning rods carried out 30 years ago and about new measurements of early streamer emission terminals. [...]
http://zet10.ipee.pwr.wroc.pl/record/265/files/
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67. Fuzzy Set Approach to Transformer Differential Relay / Wiszniewski, A ; Kasztenny, B [ISBN: 0-85296-559-1] [ENY-ARTICLE-2008-210]
In the process of decision making by a transformer differential relay often occurs a measure of uncertainty. [...]
http://zet10.ipee.pwr.wroc.pl/record/264/files/
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68. Real-Time Modelling and Digital Implementation of Fuzzy-Logic Controllers / Kasztenny, B ; Hatziadoniu, C ; Wiszniewski, A [ENY-ARTICLE-2008-209]
This paper is concerned with the numerical optimization of the Fuzzy Logic Controller (FLC) for both its efficient simulation and easy real-time implementation. [...]
http://zet10.ipee.pwr.wroc.pl/record/263/files/
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69. Probes for spot measurement of surface conductivity on polluted insulators / Chrzan, K L ; Farzaneh, M [I07/2006/I-016] [ENY-ARTICLE-2008-207]
The surface conductivity of insulators in the field is usually very non-uniformly distributed. [...]
http://zet10.ipee.pwr.wroc.pl/record/261/files/
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70. Distance Digital Algorithm Immune to Saturation of Current Transformer / Wiszniewski, A ; Szafran, J [I08/1989/I-044] [ENY-ARTICLE-2008-206]
Saturation of current transformers due to slowly decaying primary current D. [...]
http://zet10.ipee.pwr.wroc.pl/record/260/files/
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71. Transverse Interference Voltages on Secondary Protection Wiring at Substations / Wiszniewski, A ; Marczonek, S [ENY-ARTICLE-2008-204]
This paper presents simple equivalent circuits which enables calculation of expected values of transverse interference voltages on various secondary circuits at Substations. [...]
http://zet10.ipee.pwr.wroc.pl/record/258/files/
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72. CT saturation correction based on the estimated CT saturation time constant / Rebizant, W ; Wiszniewski, A ; Schiel, L [I08/2008/I-021] [ENY-ARTICLE-2008-203]
A new method for CT saturation correction is presented that is based on an on-line estimation of the CT magnetizing inductance. [...]
http://zet10.ipee.pwr.wroc.pl/record/257/files/
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73. Correction of Current Transformer Transient Performance / Wiszniewski, A ; Rebizant, W ; Schiel, L [ENY-ARTICLE-2008-202]
If a current transformer (CT) saturates while transforming the heavy primary current, in each period, there are sections when the magnetic core is unsaturated and transformation is correct, and when it is saturated, it causes enormous errors. [...]
http://zet10.ipee.pwr.wroc.pl/record/256/files/
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74. New Criteria of Voltage Stability Margin for the Purpose of Load Shedding / Wiszniewski, A [ENY-ARTICLE-2008-201]
Voltage instability is a phenomenon which often contributes to the development of power system disturbances. [...]
http://zet10.ipee.pwr.wroc.pl/record/255/files/
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75. Thermally stimulated current in high resistivity Cd0.85Mn0.15Te doped with Indium. / Wrobel, J M ; Gubanski, A ; Placzek-Popko, E ; Rezmer, J ; et al [I09/2008/I-044] [ENY-ARTICLE-2008-200]
Charge carrier traps in Cd(0,85)Mn(0,15)Te doped with indium were studied using thermally stimulated current measurements. [...]
http://zet10.ipee.pwr.wroc.pl/record/254/files/
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Repozytorium W. Elektrycznego Politechniki Wrocławskiej : Znaleziono 192 rekordów   początekpoprzedni51 - 75następnykoniec  skocz do rekordu:
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