Search Results - "Stathopulos, I.A."

Estimation of multilayer soil parameters using genetic algorithms by Gonos, I.F., Stathopulos, I.A.

“…A methodology has been proposed according to which, after carrying out a set of soil's resistivity measurements, one can compute the parameters of the…”
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Comparison of equivalent circuit models for the simulation of soil ionization by Nicolopoulou, E.P., Asimakopoulou, F.E., Gonos, I.F., Stathopulos, I.A.

“…•High impulse currents cause soil ionization that reduces the grounding resistance.•Measured impulse responses both with one and two current peaks are…”
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Estimation of the parameters of metal oxide gapless surge arrester equivalent circuit models using genetic algorithm by Christodoulou, C.A., Gonos, I.F., Stathopulos, I.A.

“…► We estimate the circuit parameter of surge arresters using genetic algorithm. ► Manufacturers’ data are used for the estimation of the parameter values. ► We…”
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A fuzzy logic optimization methodology for the estimation of the critical flashover voltage on insulators by Asimakopoulou, G.E., Kontargyri, V.T., Tsekouras, G.J., Elias, Ch. N., Asimakopoulou, F.E., Stathopulos, I.A.

“…The objective of this paper is to present a new methodology for predicting the critical flashover voltage of polluted insulators based on fuzzy logic. The…”
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Assessment of surge arrester failure rate and application studies in Hellenic high voltage transmission lines by Christodoulou, C.A., Ekonomou, L., Fotis, G.P., Gonos, I.F., Stathopulos, I.A.

“…The use of transmission line surge arresters to improve the lightning performance of transmission lines is becoming more common. Especially in areas with high…”
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Surge arresters’ circuit models review and their application to a Hellenic 150kV transmission line by Christodoulou, C.A., Ekonomou, L., Mitropoulou, A.D., Vita, V., Stathopulos, I.A.

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Design of an artificial neural network for the estimation of the flashover voltage on insulators by Kontargyri, V.T., Gialketsi, A.A., Tsekouras, G.J., Gonos, I.F., Stathopulos, I.A.

“…This work attempts to apply an artificial neural network in order to estimate the critical flashover voltage on polluted insulators. The artificial neural…”
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Application of Powell’s optimization method to surge arrester circuit models’ parameters by Christodoulou, C.A., Vita, V., Ekonomou, L., Chatzarakis, G.E., Stathopulos, I.A.

“…Powell’s optimization method has been used for the evaluation of the surge arrester models parameters. The proper modelling of metal-oxide surge arresters and…”
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Surge arresters’ circuit models review and their application to a Hellenic 150 kV transmission line by Christodoulou, C.A., Ekonomou, L., Mitropoulou, A.D., Vita, V., Stathopulos, I.A.

“…Metal oxide surge arresters are used to protect medium and high voltage systems and equipment against lightning and switching overvoltages. Measurements of the…”
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Optimization of Hellenic overhead high-voltage transmission lines lightning protection by Christodoulou, C.A., Ekonomou, L., Fotis, G.P., Harkiolakis, N., Stathopulos, I.A.

“…It is well known that the lightning protection of transmission lines is exclusively relying on their correct initial design. Although detailed engineering…”
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Application of artificial neural network methods for the lightning performance evaluation of Hellenic high voltage transmission lines by Ekonomou, L., Gonos, I.F., Iracleous, D.P., Stathopulos, I.A.

“…Feed-forward (FF) artificial neural networks (ANN) and radial basis function (RBF) ANN methods were addressed for evaluating the lightning performance of high…”
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An optimal design method for improving the lightning performance of overhead high voltage transmission lines by Ekonomou, L., Iracleous, D.P., Gonos, I.F., Stathopulos, I.A.

“…This paper presents a method for the optimal design of high voltage transmission lines taking into consideration shielding and backflashover failure rates. The…”
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Measurement and simulation of the voltage distribution and the electric field on a glass insulator string by Kontargyri, V.T., Plati, L.N., Gonos, I.F., Stathopulos, I.A.

“…The electric field and voltage distribution in glass insulators used to support high-voltage lines are very important for their performance. In this paper, a…”
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Measurement of the electromagnetic field radiating by commercial ESD generators with the Pellegrini target on insulating material by Fotis, G.P., Christodoulou, C.A., Pippis, C.D., Ekonomou, L., Zafeiropoulos, I., Maris, T.I., Karamousantas, D.C., Chatzarakis, G.E., Gonos, I.F., Stathopulos, I.A.

“…The aim of this work is the investigation of the transient electromagnetic field radiating by two different commercial generators of electrostatic discharges…”
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Measurement of the magnetic field radiating by electrostatic discharges using commercial ESD generators by Fotis, G.P., Gonos, I.F., Stathopulos, I.A.

“…The aim of this work is the investigation of the transient magnetic field radiating by two different commercial generators of electrostatic discharges…”
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Measurement of the magnetic field radiating by electrostatic discharges during the verification of the ESD generators by Fotis, G.P., Rapanakis, A.G., Gonos, I.F., Stathopulos, I.A.

“…This work aims to investigate the transient magnetic field radiating by two commercial generators of electrostatic discharges. Near field measurements have…”
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Probability of backflashover in transmission lines due to lightning strokes using Monte-Carlo simulation by Gonos, I.F., Ekonomou, L., Topalis, F.V., Stathopulos, I.A.

“…A method, which estimates the lightning performance of high voltage transmission lines based on the Monte-Carlo simulation technique, is described in this…”
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Emission of electromagnetic radiation and ionisation phenomena in inhomogeneous fields in air under lightning impulse voltages by Kanellias, A.A, Gonos, I.F, Topalis, F.V, Bourkas, P.D, Stathopulos, I.A

“…This Letter deals with the ionisation phenomena in non-uniform medium air gaps stressed by lightning impulse voltages. The application of the Townsend theory…”
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Simulation of metal oxide surge arresters behavior by Christodoulou, C.A., Assimakopoulou, F.A., Gonos, I.F., Stathopulos, I.A.

“…Metal oxide surge arresters are used to protect medium and high voltage systems and equipment against lightning and switching overvoltages. Measurements of the…”
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Transient behavior of grounding systems embedded in different earth structures by Asimakopoulou, F.E, Kontargyri, V.T, Gonos, I.F, Stathopulos, I.A

“…A grounding system has to ensure personal safety with regard to the developed step and touch voltages, avert damage to properties and equipment, and achieve…”
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