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2009-08-28
18:41
Proceedings of the 8. International Conference on Environment and Electrical Engineering, Karpacz, Poland, 10-13. May 2009 / Schwarz, H ; Leonowicz, Z [ENY-PREPRINT-2009-010]
The aim of the Conference is to promote a Forum, where people involved with electrical power systems may exchange their experiences and present solutions found for actual and future problems. [...]
http://zet10.ipee.pwr.wroc.pl/record/326/files/
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2008-05-22
09:22
Proceedings of the Int. Conference "7th EEEIC International Workshop on Environment and Electrical Engineering" / Schwarz, H ; Janik, P ; Leonowicz, Z ; Lehmann, D [ENY-PREPRINT-2008-008]
http://zet10.ipee.pwr.wroc.pl/record/190/files/
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2008-04-22
12:27
Wind Power Generation-related Power Quality Issues / Lu, Y [ENY-ARTICLE-2008-144]
As a promising renewable alternative, the wind power is highly expected to contribute a significant part of generation in power systems in the future, but this also bring new integration related power quality issues, which mainly consist of power flow fluctuation analyzed with current, voltage fluctuation and flicker severity factor (P lt and P st ) as ‘ case study ’ , by its comparatively new characteristics, due to the fluctuation nature of the wind (velocity) and the comparatively new type of its generators (currently popular type of squirrel-cage induction). [...]
http://zet10.ipee.pwr.wroc.pl/record/182/files/
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2008-04-22
12:23
Application of thermal imaging in electrical equipment examination / Szafron, C [ENY-ARTICLE-2008-143]
The paper states about applying thermal imaging measurement methods to electrical equipment diagnostics. [...]
http://zet10.ipee.pwr.wroc.pl/record/181/files/
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2008-04-22
12:20
Impact of Distributed Generation on Electrical Power Network / Khan, U N [ENY-ARTICLE-2008-142]
In today’s world, the demand for the electric power is growing rapidly; to overcome this, many power generation resources are constructing in all over the globe. [...]
http://zet10.ipee.pwr.wroc.pl/record/180/files/
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2008-04-22
12:18
Impact of Secondary Burden and X/R Ratio on CT Saturation / Sawko, P [ENY-ARTICLE-2008-141]
Proper selection of a CT (Current Transducer) is required for a good protection scheme operation. [...]
http://zet10.ipee.pwr.wroc.pl/record/179/files/
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2008-04-22
12:15
Power Swing Phenomena and its Detection and Prevention / Khan, U N ; Lu, Y [ENY-ARTICLE-2008-140]
Power Swing which is basically caused by the large disturbances in the power system which if not blocked could cause wrong operation of the distance relay and can generate wrong or undesired tripping of the transmission line circuit breaker. [...]
http://zet10.ipee.pwr.wroc.pl/record/178/files/
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2008-04-22
12:13
The Perceived Power Quality Way as New Frontier of Relationships between Customers and Producers / Leccese, F [ENY-ARTICLE-2008-139]
The description of perceived power quality state of art is presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/177/files/
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2008-04-22
12:11
Optimal Sizing of Fixed Capacitor Banks Placed on a Distorted Interconnected Distribution Networks by Genetic Algorithms / Galal Sayed, A ; Hosam K M, Y [ENY-ARTICLE-2008-138]
In this paper, the optimal sizing of fixed capacitor banks problem in a distorted interconnected distribution system is formulated and solved by a Genetic Algorithm (GA) solution technique to minimize the cost of power production and capacitor banks under the constraints include voltage limits , sizes of installed capacitors and Total Harmonic Distortion (THD), the algorithm is applied on IEEE 30-bus test system and the results are given for different cases: Light and heavy harmonic cases. [...]
http://zet10.ipee.pwr.wroc.pl/record/176/files/
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2008-04-22
12:07
The genetic algorithm using to the analysis of thermally stimulated currents spectrum / Rezmer, J ; Gubanski, A ; Wrobel, J M [ENY-ARTICLE-2008-137]
In order to separate individual relaxation processes and estimate the corresponding parameters, the genetic algorithm has been used [4]. [...]
http://zet10.ipee.pwr.wroc.pl/record/175/files/
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2008-04-22
12:04
Thin Film Arresters Obtained by Metal Evaporation / Ziaja, J [ENY-ARTICLE-2008-136]
Ceramic varistors based on zinc oxide have been shown to have excellent properties as protection devices used in power industry. [...]
http://zet10.ipee.pwr.wroc.pl/record/174/files/
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2008-04-22
10:27
Parameter estimation of non-stationary signal based on the genetic algorithm / Rezmer, J [ENY-ARTICLE-2008-134]
Proposed method combines numerical differentiation and genetic algorithm. [...]
http://zet10.ipee.pwr.wroc.pl/record/172/files/
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2008-04-22
10:24
Instantaneous Frequency Calculation Using Wigner Distribution / Sikorski, T [ENY-ARTICLE-2008-133]
This paper introduces two-dimensional methods of observation and diagnosis of non-stationary signals in electrical engineering as well as its further application in instantaneous frequency calculation. [...]
http://zet10.ipee.pwr.wroc.pl/record/171/files/
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2008-04-22
10:17
Distribution System Reliability Evaluation Incorporating the Effect of Voltage Stability Index / Mohanta, D K ; Jaya Bharata Reddy, M ; Singh, A ; Papneja, J K ; et al [ENY-ARTICLE-2008-132]
A distribution system is the system of an overall power system which links the bulk system to the individual customers. [...]
http://zet10.ipee.pwr.wroc.pl/record/170/files/
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2008-04-22
10:13
Aspects of Fast Fourier Transform Application for Analysis of Electrical Systems with Wind Generation / Janik, P [ENY-ARTICLE-2008-131]
One of the most powerful tools in spectral analysis is the Fast Fourier Transform (FFT). [...]
http://zet10.ipee.pwr.wroc.pl/record/169/files/
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2008-04-22
10:11
Influence of Sheds Inclination of Non-Ceramic Insulators on Develop of Leakage Current in the Rain and Fog Conditions / Bretuj, W ; Wieczorek, K [ENY-ARTICLE-2008-130]
The paper presents results of laboratory tests of HTV silicon rubber insulators with different inclination of upper surface of the sheds (10º, 30º) in the rain and fog chamber. [...]
http://zet10.ipee.pwr.wroc.pl/record/168/files/
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2008-04-22
10:09
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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2008-04-22
10:06
Resistance of Silicone Rubber High Voltage Insulation to Leakage Current in Modified Inclined Plane Test / Wieczorek, K [ENY-ARTICLE-2008-128]
In this paper results of investigations of resistance to leakage currents of two different silicone rubbers subjected to a modified inclined plate test are presented. [...]
http://zet10.ipee.pwr.wroc.pl/record/166/files/
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2008-04-22
10:03
Ultrasonic Non-Destructive Diagnostics of HV Insulators / Ranachowski, P ; Rejmund, F [ENY-ARTICLE-2008-127]
The paper presents non-destructive ultrasonic method for investigations of long-rod insulators, operated on overhead power lines and stations. [...]
http://zet10.ipee.pwr.wroc.pl/record/165/files/
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2008-04-22
10:00
Mechanical-Acoustic Examination of Ceramic Material / Ranachowski, P ; Rejmund, F [ENY-ARTICLE-2008-126]
The paper presents a new mechanical-acoustic method of research of material degradation. [...]
http://zet10.ipee.pwr.wroc.pl/record/164/files/
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