CONFERENCE PROCEEDINGS

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UB/TIB Hannover

LIGHTNING ANDOVERVOLTAGES

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HIGH VOLTAGE TESTING AND MONITORING

Core Loss Effects on the Ferroresonant Behavior of Wound Voltage Transformers

I tmioJiT illahamJK Tang

A Generalised Definition for Inductance and RLC Type Transient Fields in Coils

tldaya Kumar, S.R, Nagabhushana

Lightning Stress Evaluation of High Voltage SystemsSteoban Pick, Michel Muhr

Impulse-degradation Study of the Electrical Properties of ZnO Based Varistors

by a.c. Impedance Measurements

Bbabaae Ullii, K ibdulab, Bui Hi, I Loubibre

A Statistical Ball-tossing Method for Practical Evaluation of Lightning ShieldingFailure Risks of 3-D Structures

// Suofu, Ibeng Jiincnao

Rocket-triggered Lightning Experiment and Consideration for Metal Oxide Surge Arresters

Misao Kolayasbi, Ham Sisalii, Kouichi Hakamara

Lightning Peak Current Amplitude (Ipeak) and Impulse Charge (Qimp) a New

Proposal for Probability Distribution Functions

lleana MoregaSaran, Bonn Cristmu, Christian Beuouogneau

Characteristics of CN Tower Muftistroke Rashes

m$ylJaoisebemsky], IM Main, l-S. Chang,

Methodology and Improvement to Calibrate the Colombian Lpats Network to

Estimate Reliable Lightning Peak Current

Horacio Torres, Leonard Barreto, Banul Ronton, Mam Brmna, Marcos Rubinstein

Lightning Location Systems in Japan and a Lightning Frequency Map Usingthe Data Obtained by Them

Takatoshi Shin do, Shigeru Yokoyama, Seiatsu Tomita, itsushi Wada, Masaru Yamaoka, Rorlyasu noma,Takeshi Yamada, Masaliiio Shimizu, Hisao Bozu, Mikio idaehi, Seiji Mita, Kensuke Kawasaki,Miclilo Inmate, Shigeru Yosbii

Calibration Method to Assess the Maximum Detection Efficiency to Expect froma Lightning Location Systems (LLS) of Any Type

Alain Sabot

Correlation Between the Optical Signatures and Current Wave Forms of Long

Sparks: Applications in Lightning Research

Chandima Somes, Yerooo Cooray

Damages to Optical Ground Wires Caused by Lightning

Wolfgang Iischank, Mannes toosinger

Observation of Winter Lightning at the 275 kV Okushishiku Test Transmission Line

llaoki Itamote, Kazoo Shwjo, Taken Mai, Tsutomu Sakai, Hidokl Motoyama, Masaru Isnil

PEEC Modeling of High Voltage Towers under Direct and Nearby Lightning Strike

B internal, S Cristioa, intooio Orlandi

Computation of Nonuniform Transmission Lines Using the FDTD Method

Blissio Costa Miranda, Josnldo D.S. Paulino

Flashover Rates of Overhead Distribution Lines Caused by Nearby Lightning Strokes

l/oislav Jankav, Staaislaw Brzybonki

Simultaneous Measurement of Horizontal Electric Field and Lightning-induced

Voltage on a Test Distribution Line ub/tib Hannover

Koji Miehisbita, Masaru Islrn, Jun-lchi Hojo, Yasuji Bongo

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Electrodynamic Stresses Developed by Lightning in a Lightning Protection SystemNickie Minemsnlis, Cbnstns Menemonlis

Line Surge Arresters and Unbalanced Insulation in the Reduction of Double

Circuit Outages on a 225 kV Transmission LineSalih Sadenc, Bene Julie, Serge Tattler, Emmanuel Broeard

Lightning Protection Design of Transmission Lines Using Lightning Characteristics

Observed by Lightning Location SystemTakahiro toyama, Masaru Yamaoka, Hideki Motoyama

A Simplified Method to Verify the Energy Withstanding Capacity of Surge ArrestersMetal Oxide Resistors

Manuel Luis Barreira Martinez, luiz Cera lanett Junior

Application of Surge Arresters for Lightning Protection of Transmission Lines

Carlos Tirade Ruiz, Francisco Be La Rosa C.

Lightning Performance of Distribution Lines Protected with Surge ArrestersCarlos Ramualda Torres, Keith J. Carmtk

Electro-thermal Behaviour of Metal Oxide Surge Arresters: Numerical Modellingby Resolution of Maxwell's Equations in a Nonlinear Complex Permitivity Dielectric

IP Mien, B. Maraues, Frederic Maciela

The Effects of Multipulse Lightning Currents on Low-voltage Surge ArrestersChristian Hemnch, Mat Banemza

Some Investigation of the Reliability of Metal Oxide Surge Arresters 500 kV and750 kV under Even Harmonics Excitation

Solomon Solomonoritch Sehur, Maria Natasha Redrugma, Vaclav Sklemcka, Jaroslar Vokilek

Influence of the Ground Resistivity on the Polarity and Intensity of Lightning Induced VoltagesS. Buemeri, Carlo ilberto Nucn, F. Rachidi

Study on the Grounding Problems of Three Gorges Power PlantChuanyooBai, Xishan men, Yu Fang

Alternative Approaches for Testing and Evaluating Grounding Systems of HighVoltage Energized Substations

Y/.C. Boanntura, hanJ.S. Lopes, P.S.A. Bocha, R.M. Coutmbo, F. Castro Jr., F.C. Bart

Simulation of Grounding Structures within EMTP

Markus Heimbach, Leonid B. Brcai

Return Voltage Measurement on Metal Oxide Surge Arresters

Christian Hemnch, Wilfned Kalkner

Experimental Study of Lightning Protection Systems: Current Distribution,Effect of Discharge Channel Presence and Induced Voltages

WC Boanntura, FM Coelho

Current Sharing in Multi-column ZnO Surge Arresters/ Abdul-Malek, ihderrahmane Haddad, B.M Barman, Ronald T Viators

Effect of Metallic Components on the Field Distribution of ZnO Lightning ArrestersT isokan, B.N Kishore, M. Shanthi, A.N Chaudhun

Distribution Transformer Failure Caused by Lightning and Assessment of Arrester EfficiencyMichel Bcurdages

An Algorithm for the Determination of Grounding Resistances of Various Electrode Systemslizat Abdel-Fattah Eisavy, Ahmed M. [Hit

Estimation on Probability of Lightning Discharges to Power Transmission Lines

by Means of Three-dimensional Computer SimulationTasie Takeuti, Takaakl Hashimoto, Shoushi Inoue, N Takagi, Yukio Katsuragi

A Discussion on Decrease of Protective Effect of Lightning Rod by Space ChargesTakaaki Hashimoto, Tosio Takeuti, Shoushi Inoue, Yukio Katsuragi

Lightning Discharge Parameters by Rocket Triggered Lightning to Transmission Line in WinterKoichi Nakamure, Kenjl Horn, Hltoshi Sakurano, Shm-ichi Sumi, Masayuki Yoda, len-lchira Kawasaki, Masatoshi Mamatsu

Spatial and Temporal Analysis of Ground Flash Density in Tropical Zone 173

Horatio Tarres, Leooario Barreto, Daniel Rondoo, William Brieeho, Marios Rubinstein

3-D Shape and Light Prediction of Lightning Discharges Using Image Vision 177

Matbiai Sellathurai, Roland Eriksson

Surge Calculation Method Based on Superimposition of Resonance and Antiresonance

Waves on Transmitted Wave from Multiple Conductor Power Transmission Line 181

Takemitsu Higuchi

EMTP Simulation of Fast Transients in Gas Insulated Switchgear 185

B.B.B. Vara Prasad, K. Udaykuaiar, Birendra Prasad Singh

Measurement of Lightning Current and Emission in Winter 189

Masayuki Yoda, Tsutomu Nakajima, Iwao Miyachi, Masayuki leda, Kauithi Nakamura

Winter Lightning Discharge 193

Toshio Suzuki

Are Similar the Results of the Most Common Lightning Impulse Testing Methods? 197

Ian Paul Watkias Jr., Manuel Luis Barreira Martinez

Fulgurites Useful to Determine the Charge of a Lightning Stroke 201

Jan Pettinga, HI. de Leeuw, Soaja M. Benda-Berlijn

Characteristics of Lightning in Winter and Manner of Outages on Power Lines Due to It 205

Shigeru Yokoyama, Kuaihiko Miyake, Takatosbi Shindo, Akira Asakawa, Hideki Motoyama, Atsushi Ma, Takeo Mai, Tsutomu Sakai

Study on Surge Impedances of Reinforced Concrete Pole and Grounding Lead

Wire on Distribution Lines by Experiment on Reduced-scale Model 209

Kenjl Yamamoto, lea-Ichiro Kawasaki, Kenji Matsuura, Shozo Sekieka, Shigeru Yokoyama

Use of Surge Arresters for Protection of Overhead Lines against Nearby Lightning 213

Alexandre Plantini, Jorge M. Janlszewski

Modeling and Field Measurement of Damaging Ground Grid Voltages Due to Capacitor Switching 217

Stephen S. Ladwig

Analytical Experiments of Laser Induced Gas Breakdown Process for the Purposeof Extinction of Lightning 221

Hiramasa Takeno, Meagu Che, Atsuo flanahara, Satoshl Nakamoto, Yasuharu Ohsawa, Kenji Arai

Determination of Lightning Screen Failure of Earth Wire by Monte Carlo Method 225

Bleb Bragan, Dotama Sima, Visile Ramoiscaanu

Analysis of Lightning Protection of 500 - 1150 kV Power Transmission Lines 229

IF. Bjakot, B.K. Nikitia, B.K. Maximon, Igor P. Vereshchagin, V.A. Sibirtset

Reduction of Transient Electrical Stresses in Large Superconducting Magnet

Coils by Optimized Grounding Conditions 233

AmirMansom Miri, Christof Sillier, Albert Ulbritht, Raz Miri

Comparison of Preliminary Breakdown Pulses Observed in Sweden in the

Temperate Regions and That in Sri Lanka in the Tropics 237

Chaadima Somes, Veraon Cooray, Chandana Jayaratne

The Engineering Hash - Special Sort Criteria for Lightning Stroke Databases 241

Michelle Beneriere BeMingbuys, 0. Rodelinghuys, Ian RobertJandrell, Ylillem Christoflel Van dor Mem

An Investigation into Lightning Surge Propagation on Eskom's MV/LV Distribution Networks 245

B.A. Kelly, John Michael Van Collar, Aathany C. Brlttea

Characteristics of the Lightning Currents Measured at the Peissenberg Tower 249

Franz Fuehs

An Overview of Lightning Magnetic Flux Densities Signature in Cote divoire 253

ihoulou Aka

Measurements of Grounding Resistances of a Transmission-line Tower Base

Connected with Auxiliary Grounding Electrodes for High Impulse Currents 257

Shozo Sekioka, Toshiaki Matsui, Mikio Aiathi, Hidenebu Fukuzonc, Osatnu Yamamoto, Takehisa Hara

Line Breakage Prevention Capitalizing on Creeping Discharge Characteristicsof Insulated Power Wires 261

Yasonan Morooka, Keiji Maeda, Masanon Bars, Hiroshi Nakamoto, Shigeru Yokoyama, Kiyonon HVatanabe

Full Scale Lightning Test Technique: Cylinder Current Investigation 269

Lawrence C. Walko, Daniel L. Sthweickart, James M. Bruden, Seorge Shiao-Y! Tsai Li, Boangoat Jarupan, Stephen A. Sebo

Which Test for E. S. E. Lightning Conductors? 273

ilaia Rousseau, Armando lanthetta, B. Fortune

Transient Studies on Terminal and Internal Resonances of Transformer Windings 279

Seterk Babmalek Sharehpetlan, Hossem Mohsem

Shielding Properties of Lightning Protection Systems under LEMP 283

Antonio Orlandl, Carlo Mazzetti, Mikle K. Yarmarkin, Idobyslaw Flisowski, Bolestaw Kuta

Numerical Simulation of Lightning Stroke on an LPS and the Electromagnetic Field Generated 287

Sera/do P. Caixeta, Jose Pissolato Fllho

Fast Transient Overvoltages in Substation 291

Lubamir Koeis, M. Smear, Bagmar Kspejtkon, I. lemaa

Application of Non-linear Dynamics to the Study of the Behavior of Ferroresonant Power Systems 295

Josef Tlusty, Vladimir Maml, P. Pokorny

Lightning Protection Characteristics of 500 - 1150 kV Overhead Power Transmission Lines 299

Vladimir P. Larionot, liana A, lllarionon

A New Model for the Lightning Stepped Leader 303

Bdaya Kumar, B.R. Nagabhusbana

A Possible Method to Determine the Transmission of Very Fast Overvoltagesthrough High-voltage Instrument Transformers 307

Soria Coatu, Marian Costea, Ban Rucmschi

Degradation and Restoration of Metal Oxide Surge Arresters 311

Chnstiio Heinrieh, Mined Kalkner, Susanna HayeB

A Study of Factors Effected the Lightning Protection Level in 500 kV GIS Substation 315

Cunyl Yu, Ping Yan, Mia Fang

The New Style Insulating Sleeves Lightning Rod 319

Xuanyi Liu, Ouan Liu, Lin Liu, Shutting Bum

Comparison Between Cloud to Ground Flashes in Summer and in Winter at Fukui in Japan 323

Atsushi Wada, Takatoshl Shindo

Comparison of Lightning Tower Surge Models Using the EMTP 327

F.S. Costa, Slassio Costa Miranda

Comparative Testing of Ionizing and Non-ionizing Air Terminals 331

Stantsla* Brzybowski, A.L Libhy, J.R. Burnley, Stephen J. Burnley

Pulsed 5 kJ CO2 Laser for Experiments in Lightning Protection 335

Konstantln N. Firsov, V.V. Apollonor, Bngery Blebomh Baitsur, D.B. Konlchuk, Boris B. Sbubln

Calculation of Very Fast Transients Caused by Disconnector Switching in GIS 337

Miosw H. Ahdel-Rahman, Fawzi Y. Alabdulrazzan

Voltage Transients Analysis in a System Composed of a Transmission Line

Connected to a Transformer 345

Abdel-Rafia A. Bahab

Comparison of Measured and Predicted Induced Overvoltages on LV ABC Due

to Adjacent Lightning 349

PaulK Sruber, Ian Robert Jandretl, Anthony C. Britten, John Michael Van Boiler

A Universal Test Equipment for Metal-Oxide Surge Arresters without Gaps for

A.C. Systems According I EC-Standard IM 353

Martin Modrtisao, Boater Voigt, S. Khars, Ernst Freiberg

A Model of Field Distribution Due to Space Charges under the Thunder Cloud 359

Y. Murooka, T Takaia, T Nakano, Y. Tagawa

The Impulse Corona Inception in Inhomogeneous Fields - A Model 383

Ricardo B. Bfaz, Fnedneh Heilbronner, Falk RBhling, Robert Tagashira

Influence of the Electrical Structures Form on Their Striking Probability 367

Rabah Beudissa, Saali BJalri, Rachid Belaicha

Direct Measurement of Lightning Currents on Hydro-Quebec's Distribution System 371

Stephana Cyr, Hubert P. Mercure, Jean-Pierre Poulm

Seal Integrity Tests on Metal Oxide Surge Arresters with Polymeric Housing 377

Kari Lahti, Bernhard Siehter, Karl Kaanus, K. Nousiaiaen

Operation of Circuit Breaker in the 400 kV Network - Effort Towards Eliminationof Pre-insertion Resistors 3B1

Raj Kumar, H.S. Mohan Bao, Bhanu Bhushaa

Analysis of Resonant Overvoltages in the Taping Winding of an EHV Generator Transformer 385

Sinau. Satyaaarayaaa, S.C. Bupta, S. Rengarajan, Birendra Prasad Singh, B. Suryanarayana, B.C. Agarwal