Why do some lightning return stroke models not reproduce the far-field zero crossing? (2009)
Shoory, A., Rachidi, F., Rubinstein, M., Moini, R., Sadeghi, S.H.H.
A. Rubinstein, F. Rachidi, M. Rubinstein, B. Reusser
parallelization is based on a bi-dimensional block-cyclic distribution of matrices on a rectangular processor grid, assuring a theoretically-optimal load balance among the processors. The code is...
Lightning-Induced Disturbances in Buried Cables (2008)
Petrache, E., Rachidi, F., Paolone, M., Nucci, C.A., Rakov, V.A., Uman, M.A.
Evaluation of Lightning-Induced Disturbances in Buried Cables (2008)
Delfino, F., Paolone, M., Procopio, R., Rachidi, F., Rossi, M.
Link between Lightning Activity and Temperature: A Regional Study in Switzerland (2008)
Manoochehrnia, P., Price, C., Rachidi, F., Rubinstein, M., Schulz, W.
Protection of Large Wind Turbine Blades against Lightning (2008)
Montanya, J., Rachidi, F., Rubinstein, M., Bermudez, J.L., Sola, G., Hermoso, B.
A Regional Study on the Link between Lightning Activity and Temperature (2008)
Manoochehrnia, P., Price, C., Rachidi, F., Rubinstein, M., Schulz, W.
Electromagnetic Fields from Lightning Strikes to the Gaisberg Tower (2008)
Diendorfer, G., Mosaddeghi, A., Pavanello, D., Pichler, H., Rachidi, F., Rubinstein, M.
A Concept to Enhance System Data Rate for PLC Access Networks (2008)
Vukicevic, A., Bittner, M., Rubinstein, A., Rubinstein, M., Rachidi, F.
A Review of Current Issues in Lightning Protection of New Generation Wind Turbine Blades (2008)
Rachidi, F., Rubinstein, M., Montanya, J., Bermudez, J.L., Rodriguez, R., Sola, G., ...
Near-field coupling of wireless devices and long communications cables (2008)
Christopoulos, C., Zhang, Y., Paul, J., Garbe, H., Battermann, S., Skrzypczynski, J., ...
Bermudez, J. L., Rachidi, F., Janischewskyj, W., Shostak, V., Rubinstein, M., Pavanello, D., ...
We discuss in this paper the influence of the presence of an elevated strike object on the peak of the lightning return stroke current determined from remote field measurements. We develop analytical...
Pavanello, D., Rachidi, F., Rakov, V. A., Nucci, C. A., Bermudez, J. L.
In this paper, we compare five engineering return stroke models, extended to include the presence of an elevated strike object, namely the Bruce-Golde (BG) model, the transmission line (TL) model,...
Petrache, E., Paolone, M., Rachidi, F., Nucci, C. A., Rakov, V. A., Uman, M., ...
The aim of this paper is to present an experimental validation of a frequency- domain approach to the solution of the lightning electromagnetic field-to- buried cable coupling equations. The coupling...
A Review of Current Issues in Lightning Protection of New Generation Wind Turbine Blades (2007)
Rachidi, F., Rubinstein, M., Montanya, J., Bermudez, J.L., Rodriguez, R., Sola, G., ...
Effect of Nearby Buildings on Electric and Magnetic Fields from Lightning (2007)
Mosaddeghi, A., Pavanello, D., Rachidi, F., Rubinstein, M., Zweiacker, P.
Distortion of electric and magnetic fields from lightning due to close-by metallic structures (2007)
Mosaddeghi, A., Pavanello, D., Rachidi, F., Rubinstein, M., Zweiacker, P.
Lightning-Correlated Faults in Power Distribution Networks (2007)
Bernardi, M., Borghetti, A., Nucci, C. A., Napolitano, F., Paolone, M., Rachidi, F., ...
An antenna-theory approach for modeling inclined lightning return stroke channels (2006)
Moini, R., Sadeghi, S. H., Kordi, B., Rachidi, F.
In this paper, we investigate lightning return stroke electromagnetic fields and induced voltages on nearby overhead lines associated with an inclined lightning channel. The study is based on the...
Lightning-induced currents in buried coaxial cables (2006)
Paolone, M., Petrache, E., Rachidi, F., Nucci, C. A., Rakov, V. A., Uman, M., ...
We present a review of theoretical methods to compute lightning-induced currents and voltages on buried cables. The evaluation of such induced disturbances requires the calculation of the electric...
On the use of the equal area rule for the wire-grid representation of metallic surfaces (2006)
Rubinstein, A., Rostamzadeh, C., Rubinstein, M., Rachidi, F.
This paper presents a brief theoretical discussion on the issue of the wire-grid representation of surfaces using the Numerical Electromagnetics Code (NEC). Different approaches for the determination...
A physical interpretation of the equal area rule (2006)
Rubinstein, A., Rubinstein, M., Rachidi, F.
This paper presents a derivation and a physical interpretation of the equal area rule (EAR) for wire-grid simulation of surfaces. We propose a new procedure that leads to a formulation for obtaining...
On the evaluation of antenna-mode currents along transmission lines (2006)
Vukicevic, A., Rachidi, F., Rubinstein, M., Tkachenko, S. V.
In this paper, we derive an integral equation describing the antenna-mode currents along a two-wire transmission line (TL). We show that when the cross-sectional dimensions of the line are...
Vukicevic, A., Rubinstein, M., Rachidi, F., Bermudez, J. L.
The conversion between the common and the differential modes is of great importance in the transmission of data over poorly balanced cables such as electrical wiring. In this paper, we have studied...
Vukicevic, A., Rubinstein, M., Rachidi, F., Bermudez, J. L., Schneider, M., Favre, P.
In this paper, we give an overview of the experimental and theoretical PLC- related research work carried out in close cooperation by the Swiss Federal Institute of Technology and the University Of...
Three-Station EM Field Measurements of CN Tower Lightning Strikes (2006)
Pavanello, D., Rachidi, F., Janischewskyj, W., Rubinstein, M., Hussein, A.M., Petrache, E., ...
Voltages Induced by Cloud Discharges on Overhead Power Lines (2006)
Napolitano, F., Bernardi, M., Borghetti, A., Nucci, C.A., Paolone, M., Rachidi, F.
Some Unresolved Issues Concerning EMC in Powerline Communications (2006)
Rubinstein, M., Vukicevic, A., Bermudez, J.L., Rachidi, F., Favre, P., Schneider, M.
Evaluation of underground lightning electromagnetic fields (2006)
Delfino, F., Procopio, R., Rossi, M., Rachidi, F., Nucci, C.A.
Measuring System Specially Designed for Lightning Electromagnetic Fields (2006)
Rubinstein, M., Pavanello, D., Muehauser, V., Rachidi, F., Bermudez, J. L., Bommottet, D., ...
Estimation of Lightning-Caused Stresses in A MV Distribution Line Using A Three-Wire Approach (2006)
Shostak, V., Janischewskyj, W., Rachidi, F., Hussein, A. M., Chang, J. S., Pavanello, D., ...
Lightning multiplicity at the CN Tower in Toronto as recorded by six different instruments (2006)
Janischewskyj, W., Chang, J. S., Hussein, A. M., Shostak, V., Rachidi, F., Chisholm, W. A., ...
La compatibilité électromagnétique de la technologie CPL (2006)
Bermudez, J.L., Marthe, E., Rachidi, F., Rubinstein, M., Vukicevic, A.
Bermudez, J. L., Rachidi, F., Rubinstein, M., Janischewskyj, W., Shostak, V. O., Pavanello, D., ...
New general expressions relating lightning return stroke currents and far radiated electric and magnetic fields are proposed, taking into account the effect of an elevated strike object, whose...
Indirect-lightning performance of distribution lines: influence of protection devices (2005)
Borghetti, A., Nucci, C. A., Paolone, M., Rachidi, F.
For an improved assessment of the indirect-lightning performances of distribution systems, the real configuration of the system, which means the topology, the presence of protection devices such as...
In situ characterization of impedance mismatch in a medium voltage network (2005)
Issa, F., Goldberg, M., Marthe, M., Rachidi, F.
An in situ methodology is proposed to characterize the impedance mismatch at each power line communication transmission port in medium voltage network. Based on path loss and impedance measurements,...
Lightning induced disturbances in buried cables - Part II: Experiment and model validation (2005)
Paolone, M, Petrache, E, Rachidi, F, Nucci, C. A., Rakov, V. A., Uman, M. A., ...
This paper presents experimental results obtained at the International Center for Lightning Research and Testing (ICLRT) at Camp Blanding, Florida during the smnmers of 2002 and 2003. Currents...
Lightning induced disturbances in buried cables - Part I: Theory (2005)
Petrache, E, Rachidi, F, Paolone, M, Nucci, C. A., Rakov, V. A., Uman, M. A.
In this paper, we present a review of theoretical methods to compute lightning induced currents and voltages on buried cables. The evaluation of such induced disturbances requires the calculation of...
Petrache, E., Rachidi, F., Pavanello, D., Janischewskyj, W., Hussein, A. M., Rubinstein, M., ...
This paper presents an analysis of lightning return strokes to tall structures. The interaction of lightning with a tall structure is modeled using the antenna theory. The finite ground conductivity...
Inclusion of an automatic adaptive sampling method in NEC (2005)
As sampling is taking place, the most active regions of the spectrum can be identified (i.e. the vicinity of spectral peaks). By selectively increasing the spectral density within those regions...
On wire-grid representation of solid metallic surfaces (2005)
Rubinstein, A., Rachidi, F., Rubinstein, M.
This paper deals with the wire-grid representation of metallic surfaces in numerical electromagnetic modeling. We discuss in particular the adequacy of the well known and widely used equal area rule...
Discussion on the assessment and mitigation of radiation from PLC networks (2005)
Rubinstein, M., Rachidi, F., Bermudez, J. L., Schneider, M., Vukicevic, A., Marthe, E.
Definitions are introduced to classify the regions of interest around PLC networks. An improvement to an existing technique for the reduction of emissions from PLC networks is proposed. Using...
Lightning-Induced Voltages on Buried Cables. Part I:Theory (2005)
Petrache, E., Rachidi, F., Paolone, M., Nucci, C.A., Rakov, V. A., Uman, M.A.
Lightning-Induced Voltages on Buried Cables. Part II: Experiment and Model Validation (2005)
Paolone, M., Petrache, E., Rachidi, F., Nucci, C.A., Rakov, V. A., Uman, M., ...
Lightning return stroke to a farm: measurements and simulations using a reduced scale model (2005)
Bermudez, J. L., Sauvain, H., Rachidi, F., Jolliet, M., Daout, B.
On the mitigation of radiation from PLC networks (2005)
Rubinstein, M., Bermudez, J.L., Vukicevic, A., Rachidi, F., Schneider, M.
Propagation effects on the electromagnetic field radiated by lightning to tall towers (2005)
Pavanello, D., Cooray, V., Rachidi, F., Rubinstein, M., Negodyaev, A., Paolone, M., ...
Lightning protection of Medium Voltage networks (2005)
Borghetti, A., Henriksen, T., Muñoz Rojas, P., Nucci, C.A., Paolone, M., Rachidi, F., ...
Lightning-Induced Disturbances in Buried Cables. Part II: Experiment and Model Validation (2005)
Paolone, M., Petrache, E., Rachidi, F., Nucci, C. A., Rakov, V. A., Uman, M., ...
Lightning-Induced Disturbances in Buried Cables”, Part I: Theory (2005)
Petrache, E., Rachidi, F., Paolone, M., Nucci, C.A., Rakov, V. A., Uman, M.A.
Lightning-Induced Disturbances in Buried Cables Part I: Theory (2005)
Petrache, E., Rachidi, F., Paolone, M., Nucci, C.A., Rakov, V.A., Uman, M.A.
Borghetti, A., Gutierrez, J. A., Nucci, C. A., Paolone, M., Petrache, E., Rachidi, F.
The evaluation and the analysis of the lightning electromagnetic pulse (LEMP) response of distribution networks require the availability of accurate models of LEMP-illuminated lines and their...
On tower impedances for transient analysis (2004)
The analysis of the dynamic behavior of power transmission line and telecommunication towers is of interest in protection and EMC studies related to lightning. Usually, time-domain surge impedance is...
Nonuniform transmission tower model for lightning transient studies (2004)
Gutierrez R, J. A., Moreno, P., Naredo, J. L., Bermudez, J. L., Paolone, M., Nucci, C. A., ...
This paper presents a new approach to model a transmission tower for lightning performance studies. It consists of representing each part of the tower by equivalent vertical and/or horizontal...
Influence of power switching on power line communications in medium voltage networks (2004)
Issa, F., Devaux, O., Marthe, E., Rachidi, F.
A complete framework dealing with power line communication in medium voltage network is proposed. Based on path loss measurements, a complete characterisation of inductive couplers is performed....
Pavanello, D., Rachidi, F., Rubinstein, M., Bermudez, J. L., Nucci, C. A.
Recently, engineering return stroke models were extended to take into account the presence of an elevated strike object, which was modeled as an ideal uniform transmission line. We show in this paper...
Porto, D., Bermudez, J. L., Rachidi, F., Favre, E., Richard, B.
The paper describes a modeling tool for the design of a new air-cored current transformer called PRiME (planar Rogowski current measurement) designed on a printed-circuit board (PCB) with the coil...
Rachidi, F., Bermudez, J. L., Rubinstein, M., Rakov, V. A.
Although, due to the high variability of key parameters such as the return-stroke speed, it is impossible to determine the lightning current accurately from the remotely measured electric or magnetic...
Methods for the Evaluation of Possible Biological Effects of Electromagnetic Fields (2004)
Comino, E., Zryd, J.P., Alasonati, E., Saidi, Y., Zweiacker, P., Rachidi, F.
A technique to reduce electromagnetic field radiated by indoor PLC systems (2004)
Marthe, E., Korovkin, N., Rachidi, F., Vukicevic, A., Issa, F.
Electromagnetic environment in the immediate vicinity of a tower struck by lightning (2004)
Pavanello, D., Rachidi, F., Rubinstein, M., Theethayi, N., Thottappillil, R.
Experimental Analysis of Lightning-Induced Currents in Buried Cables (2004)
Petrache, E., Paolone, M., Rachidi, F., Nucci, C.A., Rakov, V. A., Uman, M., ...
Analytical Representation of Lightning Current Waveforms using Genetic Algorithms (2004)
Bermudez, J.L., Peña, C. A., Rachidi, F., Heidler, F., Rakov, V. A.
Estimation of lightning-related stresses coming from a MV distribution line (2004)
Shostak, V., Janischewskyj, W., Rachidi, F., Hussein, A.M., Bermudez, J.L., Sokolovsky, S.
On the calculation of Electromagnetic Fields Radiated by Lightning to Tall Structures (2004)
Pavanello, D., Rachidi, F., Rubinstein, M., Bermudez, J.L., Nucci, C.A.
Correlation between Distribution Systems Faults and Indirect Lightning-Induced Voltages (2004)
Nucci, C.A., Paolone, M., Borghetti, A., Bernardi, M., Malgarotti, S., Mastandrea, I., ...
A technique to reduce electromangnetic field radiated by indoor PLC systems (2004)
Marthe, E., Korovkin, N., Rachidi, F., Vukicevic, A., Issa, F.
Bermudez, J. L., Rachidi, F., Janischewskyj, W., Hussein, A. M., Rubinstein, M., Pavanello, D., ...
We discuss in this paper the influence of the height of an elevated strike object on the magnitude of lightning radiated electric and magnetic fields. For the analysis, the transmission line (TL)...
Hussein, A. M., Janischewskyj, W., Milewski, M., Shostak, V., Rachidi, F., Chang, J. S.
Since 1991, a broadband, high-resolution current measurement system has captured the lightning current derivative at the Toronto CN Tower. In this paper, extensive statistics (1992-2001) of CN Tower...
Hussein, A. M., Shostak, V., Chang, J. S., Bermudez, J. L., Rachidi, F., Chisholm, W. A., ...
In this study, we present an experimental validation of the transmission line representation of an elevated object struck by lightning. The experimental results are obtained using a reduced-scale...
Mitigation of electromagnetic field radiated by PLC systems in indoor environment (2003)
Korovkin, N., Marthe, E., Rachidi, F., Selina, E.
Power line communication (PLC) is a well-known technique for data transmission over low-voltage power lines. The PLC signals have frequency bandwidth of about 1-30 MHz and they may cause...
Marthe, E., Issa, F., Rachidi, F.
In this paper, we present an efficient measurement technique for the analysis of power line communication (PLC) signals. The frequency spectrum associated with PLC signals extends from 1 MHz to 30...
Evaluation of indoor PLC radiation resulting from conducted emission limits (2003)
Marthe, E., Rachidi, F., Ianoz, M.
We present in this paper an analysis of the electromagnetic emission associated with power line communications (PLC) systems. Using coupling factors obtained experimentally for different typical...
Measurement of lightning-induced currents in an experimental coaxial buried cable (2003)
Petrache, E., Paolone, M., Rachidi, F., Nucci, C. A., Rakov, V. A., Uman, M., ...
We present in this paper experimental results obtained at the International Center for Lightning Research and Testing (ICLRT), Camp Blanding, Florida, where currents induced by triggered and natural...
Measurement of lightning-induced currents in an experimental coaxial buried cable (2003)
Petrache, E., Paolone, M., Rachidi, F., Nucci, C. A., Rakov, V. A., Uman, M., ...
In this paper, we present the experimental results obtained at the International Center for Lightning Research & Testing (ICLRT), Camp Blanding, Florida, where currents induced by triggered and...
Rachidi, F., Loyka, S. L., Nucci, C. A., Ianoz, M.
The ground impedance matrix elements of a multiconductor overhead transmission line do not have analytical inverse Fourier transforms in the time domain. Thus, in general, the ground transient...
A parallel implementation of NEC for the analysis of large structures (2003)
Rubinstein, A., Rachidi, F., Rubinstein, M., Reusser, B.
We present a new, parallel version of the numerical electromagnetics code (NEC). The parallelization is based on a bidimensional block-cyclic distribution of matrices on a rectangular processor grid,...
Shostak, V., Janischcwskyj, W., Hussein, A. M., Rachidi, F., Bermudez, J. L., Kordi, B.
The paper is a contribution to the studies of factors that can affect electric (E) and magnetic (H) fields associated with lightning return strokes to tall structure. Herein, the influence of...
Far Field - Current Relationship for Lightning Return Strokes to Elevated Strike Objects (2003)
Bermudez, J.L., Rachidi, F., Janischewskyj, W., Shostak, V., Rubinstein, M., Pavanello, D., ...
Modeling of lightning return strokes at a complex tall structure (2003)
Shostak, V., Janischewsky, W., Hussein, A.M., Chang, J.S., Rachidi, F., Bermudez, J.L.
Electromagnetic field coupling to nonuniform transmission lines: Treatment of nonuniformities (2003)
The EU Framework V Project GEMCAR: Model Validation (2003)
Whyman, N., Thomas, C., Alestra, S., Ferrières, X., Parmantier, J.P., Perraud, R., ...
The EU Framework V Project GEMCAR: CEM Techniques Investigated (2003)
Alestra, S., Ferrières, X., Parmantier, J.P., Perraud, R., Rachidi, F., Rubinstein, A., ...
Use of genetic algorithms to extract primary lightning current parameters (2002)
Bermudez, J. L., Pena-Reyes, C. A., Rachidi, F., Heidler, F.
In this paper, we propose a method based on genetic algorithms to extract primary lightning return stroke current parameters from currents measured using instrumented towers, including the...
Issa, F., Sartenaer, T., Marthe, E., Rachidi, F., Korovkin, N., Duteau, S., ...
In this paper, the authors present a new approach based on scattering parameters matrix for the analysis of power line communication (PLC) signals in low voltage (LV) networks. The frequency spectrum...
Rachidi, F., Rakov, V. A., Nucci, C. A., Bermudez, J. L.
On the basis of a distributed-source representation of the lightning channel, the mathematical formulations of the so-called engineering lightning return stroke models are generalized to take into...
Electromagnetic field interaction with vehicle cable harness: an experimental analysis (2002)
Rubinstein, A., Rachidi, F., Pavanello, D., Reusser, B.
The paper presents experimental results obtained as part of the GEMCAR European project using the VERIFY EMP simulator belonging to the Swiss Defense Procurement Agency (Spiez). VERIFY generates a...
On the theory of high frequency electromagnetic field coupling to nonuniform terminated lines (2002)
Tkatchenko, S., Rachidi, F., Ianoz, M., Steinmetz, T., Nitsch, J.
A Reduced-Scale Model to Evaluate the Response of Nonuniform Towers to a Lightning Strike (2002)
Gutiérrez, J. A., Bermudez, J. L., Rachidi, F., Paolone, M., Nucci, C. A., Chisholm, W. A., ...
Bermudez, J. L., Rachidi, F., Janischewskyj, W., Hussein, A. M., Rubinstein, M., Nucci, C. A., ...
We propose in this paper new expressions relating lightning return stroke currents and far radiated electric and magnetic fields, taking into account the presence of an elevated strike object. The...
Indoor radiated emission associated with power line communication systems (2001)
Marthe, E., Rachidi, F., Ianoz, M., Zweiacker, P.
Experimental data characterizing indoor electric and magnetic fields radiated by power line communication (PLC) systems and used for the calculation of a local transfer function (coupling factor) are...
Current and electromagnetic field associated with lightning-return strokes to tall towers (2001)
Rachidi, F., Janischewskyj, W., Hussein, A. M., Nucci, C. A., Guerrieri, S., Kordi, B., ...
In this paper, an analysis of electric and magnetic fields radiated by lightning first and subsequent return strokes to tall towers is presented. The contributions of the various components of the...
High-frequency electromagnetic field coupling to long terminated lines (2001)
Tkatchenko, S., Rachidi, F., Ianoz, M.
We present a theory for the EMC problem of electromagnetic field coupling to a long line with arbitrary terminations. The theory is applicable for the high-frequency plane wave electromagnetic field...
Valutazione statistica dei guasti a terra prodotti da fulminazioni indirette nelle linee MT (2001)
Borghetti, A., Guerrieri, S., Nucci, C.A., Paolone, M., Rachidi, F., Rinaldi, P.
Interference suppression in power supply sysrem of submarin optical communication lines (2001)
Korovkin, N.V., Selina, E.E., Zweiacker, P., Rachidi, F., Ianoz, M., Cordier, A., ...
A Reduced-Scale Model to Evaluate the Response of Tall Towers Hit by Lightning (2001)
Bermudez, J. L., Gutiérrez, J. A., Chisholm, W. A., Rachidi, F., Paolone, M.
Lightning-Induced Overvoltage Calculation in Matlab Environment (2001)
Gutierrez, J.A., Paolone, R. M., Borghetti, A., Nucci, C.A., Petrache, E., Rachidi, F.
Lightning indirect effects modeling applied to protection design and evaluation (2000)
Ianoz, M., Mazzetti, C., Nucci, C. A., Rachidi, F.
Considerable progress has been achieved in the last 10-15 years on the modeling of the lightning phenomenon and on the electromagnetic-field-to-transmission line coupling. The aim of this tutorial is...
Nucci, C. A., Guerrieri, S., Correia De Barros, M. T., Rachidi, F.
Summary form only given as follows. A model for the calculation of lightning-induced voltages is presented with the aim of assessing the effect of corona when power distribution lines are illuminated...
Nucci, C. A., Guerrieri, S., Correia De Barros, M. T., Rachidi, F.
A model for the calculation of lightning-induced voltages is presented with the aim of assessing the effect of corona when power distribution lines are illuminated by lightning electromagnetic...
Lightning performance of distribution lines (2000)
Borghetti, A., Guerrieri, S., Nucci, C.A., Paolone, M., Rachidi, F.
Corona on multiconductor overhead lines illuminated by LEMP (1999)
Festas, J., Nucci, C. A., Rachidi, F.
Two corona models, applicable to the calculation of lightning-induced overvoltages in multiconductor overhead lines, are considered in this paper. The first model represents corona by an increase in...
Transient analysis of multiconductor lines above a lossy ground (1999)
Rachidi, F., Nucci, C. A., Ianoz, M.
In this paper, we first extend the Sunde logarithmic approximation for the single-wire line ground impedance to the case of a multiconductor line. The new approximate forms are compared to the...
On the determination of lightning current parameters from remote electromagnetic field data (1999)
Rachidi, F., Janischewskyj, W., Shostak, V., Hussein, A.M., Nucci, C.A., Guerrieri, S., ...
On the determination of lightning current parameters from remote electromagnetic field data (1999)
Rachidi, F., Janischewskyj, W., Shostak, V., Hussein, A.M., Nucci, C.A., Guerrieri, S., ...
Guerrieri, S., Nucci, C. A., Rachidi, F., Rubinstein, M.
The knowledge of lightning current parameters comes essentially from direct measurements obtained using instrumented towers or triggered lightning, and from measurements of lightning electromagnetic...
Electromagnetic fields radiated by lightning return strokes to high towers (1998)
Rachidi, F., Janischewskyj, W., Hussein, A.M., Nucci, C.A., Guerrieri, S., Chang, J.S.
Statistical analysis of magnetic fields due to CN Tower multistroke flashes (1998)
Abdel-Rahman, M., Janischewskyj, W., Hussein, A.M., Rachidi, F., Chang, J.S.
Indirect lightning effects on short overhead lines (1998)
Rachidi, F., Rubinstein, M., Zweiacker, P., Ianoz, M., Braendli, B., Kaelin, A.
Validation of field-to-transmission line coupling models (1997)
Ianoz, M., Orzan, D., Rachidi, F.
This paper presents experimental validations of field-to-transmission line coupling models using EMP simulators. Several configurations have been considered such as single-wire lines, multiconductor...
Protection of MV and LV networks against lightning. I. Basic information (1997)
Porrino, A., Alexandri, I., Clement, M., Finlay, G. S., Henriksen, T., Hoeffelman, J., ...
The characteristics of lightning overvoltages initiated on overhead distribution lines vary greatly depending on the lightning stroke characteristics, the method of overvoltage generation (direct or...
Lightning protection of distribution networks. Part II: Application to MV networks (1997)
Porrino, A., Alexandri, I., Clement, M., Finlay, G. S., Henriksen, T., Hoeffelman, J., ...
The basic information for designers of lightning protection of MV and LV networks is given in Part I of the present publication. This Part II gives an application of this basic information to the...
Rachidi, F., Nucci, C. A., Ianoz, M., Mazzetti, C.
The calculation of voltages induced by indirect lightning on multiconductor overhead power lines has been the subject of several studies. The reported conclusions are not always in agreement with...
Rachidi, F., Rubinstein, M., Guerrieri, S., Nucci, C. A.
The voltages induced by nearby lightning strikes are a major cause of outages in power distribution systems. We compute such voltages taking into account the effects of the dart leaders that precede...
Electromagnetic coupling to cables with shield interruptions (1997)
Rachidi, F., Tesche, F. M., Ianoz, M.
The presence of connectors or other shield interruptions can seriously degrade the EMI protection provided by the braid of an otherwise well-shielded cable system. The paper presents a methodology to...
Link of field-to-transmission line coupling codes to the Electromagnetic Transient Program (1997)
Borghetti, A., Guerrieri, S., Ianoz, M., Nucci, C.A., Orzan, D., Rachidi, F.
Overvoltages induced by lightning on overhead power and distribution lines with sag (1996)
Bermudez, J. L., Rubinstein, M., Rachidi, F., Ianoz, M.
Researchers working on the problem of the coupling of lightning electromagnetic fields to overhead lines have suggested that, if the formulation of the coupling problem given by Agrawal et al. is...
Guerrieri, S., Heidler, F., Nucci, C. A., Rachidi, F., Rubinstein, M.
The presence of an elevated strike object markedly affects both the measured lightning return stroke current and the radiated electromagnetic fields. The MTL and the TCS lightning return stroke...
Electromagnetic field coupling to shielded cables: methodology and experimental validation (1996)
Orzan, D., Rachidi, F., Ianoz, M., Baraton, P., Audran, F.
The coupling of electromagnetic fields inside shielded cables is an important issue in EMC applications, in which the transfer impedance represents one of the main parameters. The paper discusses the...
Influence of a lossy ground on lightning-induced voltages on overhead lines (1996)
Rachidi, F., Nucci, C. A., Ianoz, M., Mazzetti, C.
A comprehensive study on the effect of a lossy ground on the induced voltages on overhead power lines by a nearby lightning strike is presented. The ground conductivity plays a role in both the...
Rachidi, F., Nucci, C. A., Ianoz, M., Mazzetti, C.
The calculation or voltages induced by indirect lightning on multiconductor lines has been the subject of several studies. The reported conclusions are not always in agreement with each other. In...
Importance of losses in the determination of lightning-induced voltages on overhead lines (1996)
Rachidi, F., Nucci, C. A., Ianoz, M., Mazzetti, C.
In the determination of lightning-induced voltages on overhead power lines, ground losses play a role in both the evaluation of the lightning radiated electromagnetic fields and of the line...
Exact field-to-transmission line coupling equations for lines of finite length (1996)
Tkatchenko, S., Rachidi, F., Ianoz, M., Martynov, L. M.
In this paper, the authors further validate a theory presented previously by themselves for evaluating currents induced by external electromagnetic fields on a finite-length horizontal wire above a...
Experimental validation of field-to-transmission line coupling models (1996)
Bermudez, J.L., Ianoz, M., Rachidi, F., Rubinstein, M., Nicoara, B., Guerrieri, S.
Lightning-induced voltages on an overhead line above a lossy ground: a sensitivity analysis (1996)
Guerrieri, S., Ianoz, M., Nucci, C.A., Mazzetti, C., Rachidi, F.
Observed electromagnetic environment close to the lightning channel (1996)
Rakov, V. A., Uman, M. A., Thottappillil, R., Berlendis, J. P., Eybert-Bérard, A., Rachidi, F., ...
Influence of corona on lightning-induced voltages on overhead power lines (1995)
Nucci, C. A., Guerrieri, S., Correia De Barros, M. T., Rachidi, F.
A model for the calculation of lightning-induced voltages is presented allowing the assessment of the effect of corona when power distribution lines are illuminated by lightning electromagnetic...
Comparison of two coupling models for lightning-induced overvoltage calculations (1995)
Nucci, C. A., Rachidi, F., Ianoz, M., Mazzetti, C.
The two coupling models most frequently used in the power-lightning literature for the calculation of lightning-induced overvoltages, namely the model by Chowdhuri and Gross (1967) and the model by...
Characterization of vertical electric fields 500 m and 30 m from triggered lightning (1995)
Rubenstein, M., Rachidi, F., Uman, M. A., Thottappillil, R., Rakov, V. A., Nucci, C. A.
Vertical electric field waveforms of leader-return stroke sequences measured 500 m and 30 m from rocket-triggered lightning are presented. The 500-m data were recorded during the boreal summer of...
Tkatchenko, S., Rachidi, F., Ianoz, M.
A system of integral-differential equations for evaluating currents and voltages induced by external electromagnetic fields on a finite-length horizontal wire above a perfectly conducting ground is...
Guerrieri, S., Nucci, C. A., Rachidi, F., Rubinstein, M.
Measurements of return stroke currents on instrumented towers reveal the existence of reflections at the tower bottom and top. In the paper, the effects of the reflections on both measured currents...
Modelling of lightning-induced voltages on overhead lines: recent developments (1994)
Nucci, C. A., Ianoz, M., Rachidi, F., Rubinstein, M., Tesche, F. M., Uman, M. A., ...
Return-stroke lightning models and coupling models permit a fairly good estimation of overvoltages induced by indirect lightning strokes. However, some discrepancies that still exist between measured...
Tkatchenko, S., Rachidi, F., Ianoz, M.
We present an iterative approach to correct the results obtained using the transmission line (TL) approximation for lines of finite length above a perfectly conducting X ground. The method can be...
Lightning-induced voltages on overhead lines (1993)
Nucci, C. A., Rachidi, F., Ianoz, M. V., Mazzetti, C.
The paper discusses a modeling procedure that permits calculation of lightning-induced voltages on overhead lines starting from the channel-base current. The procedure makes use of 1) a lightning...
Different formulations of the field-to-transmission-line coupling equations are reviewed and discussed. An equivalent formulation is derived in which the source terms (or forcing functions) are...
Determination of lightning currents from far electromagnetic fields (1993)
Rachidi, F., Thottappillil, R.
Expressions relating far electromagnetic fields and return stroke channel base current have been derived in the literature for various lightning return stroke models. The use of such relations...
Modelling of indirect lightning return stroke effects (1992)
Ianoz, M., Mazzetti, C., Nucci, C. A., Rachidi, F.
The paper presents a modelling procedure for evaluating the voltages and currents induced on transmission lines by nearby lightning. Models are needed in order to evaluate lightning effects where...
Arreghini, F., Ianoz, M., Rachidi, F.
Both approaches in the frequency and in the time-domain are used in the literature for calculating the response of a line or a cable to an EMP. At the Swiss Institute for Technology from Lausanne,...
Nucci, C. A., Diendorfer, G., Uman, M. A., Rachidi, F., Ianoz, M., Mazzetti, C.
Compares five lightning return stroke current models that exhibit a simple relationship between the current at the return stroke channel-base and the current along the return stroke channel, namely...
The lightning return stroke model by Master, Uman, Lin, Standler (1981) (MULS), a modification of the Lin, Uman, Standler (1980) (LUS) model, can be viewed mathematically as having a specified...
Experimental validation of a modification to the Transmission Line model for LEMP calculation (1989)
Nucci, C. A., Mazzetti, C., Rachidi, F., Ianoz, M.
Presents an analysis in the time and frequency domains of the electromagnetic field originated by negative lightning return strokes, calculated at ground level. The analysis is performed on the basis...
Frequency analysis of lightning stroke electromagnetic fields (1987)
Mazzetti, C., Nucci, C. A., Ianovici, M., Rachidi, F.
The authors present an analysis in the frequency domain of lightning electromagnetic fields making use of a computer code developed by the authors. The analysis is made for different distances from...
Lightning Activity Link with Temperature and Precipitation in Switzerland
Manoochehrnia, P., Price, C., Rachidi, F., Rubinstein, M., Schulz, W.
A Discussion on the Inversion of Polarity of Lightning Far Electromagnetic Fields
Shoory, A., Rachidi, F., Rubinstein, M., Moini, R., Sadeghi, S.H.H.
Impact of Grounding Systems Frequency Dependency on Lightning Arresters Transient Response
Sheshyekani, K., Rachidi, F., Sadeghi, S.H.H., Moini, R., Paolone, M.
Design and Construction of a Corona Charged High Power Impulse Generator
Vega, F., Mora, N., Roman, F., Peña, N., Rachidi, F., Daout, B.
Close-Range Electromagnetic Fields Associated with Lightning Strikes to the Austrian Gaisberg Tower
Mosaddeghi, A., Rachidi, F., Rubinstein, M., Diendorfer, G., Pichler, H., Pavanello, D., ...
On the Zero Crossing of Distant Electromagnetic Fields Radiated by Lightning
Shoory, A., Rachidi, F., Rubinstein, M., Moini, R., Sadeghi, S.H.H.
Lightning measurement station on Mount Säntis in Switzerland
Rubinstein, A., Romero, C., Paolone, M., Rachidi, F., Rubinstein, M., Zweiacker, P., ...