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Surge Arrester Simulation in Fourier Transients Programs of Transmission Systems

A. Abdulaziz, S. Mohamed
1991 Journal of King Abdulaziz University-Engineering Sciences  
The importance of simulating surge arresters in fast transients programs stems from their useful property as a means of controlling switching overvoltages in EHV and UHV systems.  ...  The paper proposes a surge arrester model to be used in conjunction with a transient program based on Fourier transform technique.  ...  Surge Arrester Simulation Basic Concepts A surge arrester model suited for inclusion in a fast transients program should be capable of reproducing faithfully the true characteristics of a surge arrester  ... 
doi:10.4197/eng.3-1.3 fatcat:yz4qy2zww5gdbpatcjggddjmnu

Modeling Rogowski Coils for Monitoring Surge Arrester Discharge Currents

Nehmdoh A. Sabiha, Hend I. Alkhammash
2022 Computer systems science and engineering  
This construction is carried out to be suitable for monitoring the discharge current of the surge arrester installed in the distribution system.  ...  The application concerning the two coils for monitoring the discharge current of the surge arrester is done.  ...  Conflicts of Interest: The authors declare that they have no conflicts of interest to report regarding the present study.  ... 
doi:10.32604/csse.2022.022506 fatcat:u6ar2m6gkzaotah65f467sn4hq

Measurement and Modelling of Leakage Current Behaviour in ZnO Surge Arresters under Various Applied Voltage Amplitudes and Pollution Conditions

Nurul Latiff, Hazlee Illias, Ab Bakar, Sameh Dabbak
2018 Energies  
From comparison between the measurement and simulation results, physical parameters of a surge arrester that influence the leakage current under different conditions of the surge arrester were identified  ...  In this work, the behaviour of leakage current in a ZnO surge arrester during normal operation, under different voltage amplitudes, wetness and pollution conditions was analysed.  ...  Through comparison between measurement and simulation results, a greater understanding on surge arrester leakage current behaviour can be attained and physical parameters of a surge arrester that influence  ... 
doi:10.3390/en11040875 fatcat:4ihu63uumreg3plrjba3heufsa

Towards the prospection of an optimal thermal response of ZnO surge arrester in HV power system

Abdelhakim Bendakir, Abdelhafid Bayadi, Djalel DIB
2021 International Journal of Power Electronics and Drive Systems (IJPEDS)  
These are constituted of heterogeneous materials, which have physical and electrical nonlinear properties along the surge arrester.  ...  In this paper, the behavioural model has been developed to study the surge arresters in both cases: the steady state and overvoltage state (lightning).  ...  [15] applied a voltage of 18 kV with a normal frequency of 50 Hz on surge arrester Figure 3 RESULTS AND DISCUSSION The simulation results are shown in Figure 3 (a) and Figure 4 (a).  ... 
doi:10.11591/ijece.v11i3.pp1865-1875 fatcat:kberxtwf6rhrjpyddytmhedazu

Analysis Of Lightning Strike With Corona On Ohtl Near The Substation By Emtp

Zahira ANANE
2018 Zenodo  
This paper describes the substation equipment modeling in the software Electromagnetic Transients Program–Alternative Transients Program EMTP.  ...  Attenuation and deformation effects of lightning impulse corona along transmission lines are evaluated by the simulation results.  ...  the substation in the measuring point, obtained on the assumptions: 1) with surge arrester and corona model; 2) no surge arrester and no corona model (no surge protection) in the substation.In the case  ... 
doi:10.5281/zenodo.1237446 fatcat:amyyx7dnhvadhaa75lqil6pedy

A New Approach to Include Complex Grounding System in Lightning Transient Studies and EMI Evaluations

Vegard Steinsland, Lasse Hugo Sivertsen, Emil Cimpan, Shujun Zhang
2019 Energies  
When reaching a substation, the surge is injected into the grounding system through a surge arrester.  ...  This modeling approach allows the use of the full component library and network design by EMTP-RV to evaluate and analyze the effects of the grounding system and transmission network simultaneously in  ...  The grounding system model presented in this work is simplified and neglect significant factors of a physical system.  ... 
doi:10.3390/en12163142 fatcat:6p526xdoofdobenqybautddgju

Case-based simulation scenarios in cardiology

Mohsin Faysal Butt, Kabir Matwala, Rakin Rownak Choudhury
2018 Advances in Medical Education and Practice  
management, in order of priority, which together would make the scenario a more accurate reflection of a true cardiac arrest.  ...  We read with interest the study by Bilello et al, 1 which assessed the utility of a cardiac case-based simulation scenario to investigate the physical examination performance of fourth-year medical students  ...  Disclosure The authors report no conflicts of interest in this communication. Authors' reply Disclosure The authors report no conflicts of interest in this communication.  ... 
doi:10.2147/amep.s186858 pmid:30519138 pmcid:PMC6235155 fatcat:opi7kdiiqjhjtgnz32gy67ihde


Volkan KİRİÇÇİ, Ahmet Ozan ÇELİK, Canberk İNSEL, Metin KAYA
2021 Eskişehir Technical University Journal of Science and Technology A - Applied Sciences and Engineering  
CFD simulations were used in order to elaborate on the physics behind the feasibility of the new concept, and also to systematically guide the design procedure.  ...  One of the two shortlisted design models was also tested physically to have more reliable results and to evaluate accurately the performance.  ...  ACKNOWLEDGEMENTS The authors thank Mr. Burhan Sahin for the valuable discussions on the design constraints presented in this study.  ... 
doi:10.18038/estubtda.805571 fatcat:wnvihn6drzc4tmuzvmd476htsa

Lightning Impulse Overvoltage Propagation in HVDC Meshed Grid

Marek Florkowski, Jakub Furgał, Maciej Kuniewski
2021 Energies  
The influence of tower footing impedance on overvoltage levels at various nodes was assessed, depicting the critical value. A description of the models used in the simulations was provided.  ...  The lightning impulse propagation was investigated with regard to the impact of surge arresters and the polarity of the lightning stroke concerning the DC line polarity (±500 kV).  ...  Description of the Models Used in the Simulations This section presents a detailed description of digital models of electrical equipment used in the simulations and physical phenomena that have to be considered  ... 
doi:10.3390/en14113047 fatcat:36yjci4s5vd63lcm6ydmkzt7mq

Insulation Coordination Study of 275kV AIS Substation in Malaysia

Hazlie Mokhlis, Ab. Halim Abu Bakar, Hazlee Azil Illias, Mohd. Fakrolrazi Shafie
2012 2012 Asia-Pacific Power and Energy Engineering Conference  
The objective of this study is to determine whether the withstand capability or the Basic Insulation Level (BIL) is the cause of fault occurring in a substation.  ...  The selection of certain level of over voltages which are based on equipment strength for operation is known as insulation coordination.  ...  Surge Arresters The Metal Oxide Surge Arrestor is modelled as a nonlinear resistor in series with a variable voltage source in the PSCAD library.  ... 
doi:10.1109/appeec.2012.6307345 fatcat:gmszoxbyhjf25hwwrzqfidksbm

Concept and Application of Lightning Arrester for 11kV Electric Power Systems Protection

Uche C. Ogbuefi, Cajetan M. Nwosu, Cosmas U. Ogbuka
2020 Asian Journal of Basic Science & Research  
SOLIDWORKS software was utilized in this study to access the performance analysis and application of an 11kV valve-type surge diverter modelled after the IEEE lightning arrester model.  ...  In this paper, a detailed design of surge diverter or lightning arrester for protection of electric power system is presented.  ...  Model Calculations We employed the following equations in determining the parameters of the lightning arrester modelled after the IEEE model whose parameters are dependent of the physical properties of  ... 
doi:10.38177/ajbsr.2020.2105 fatcat:etoneu245ff2losftivc3dc4p4

Optimisation of zinc oxide surge arrester design using gravitational search algorithm and imperialist competitive algorithm

Syahirah Abd Halim, Azah Mohamed, Nor Azwan Mohamed Kamari, Afida Ayob, Ab Halim Abu Bakar, Hazlee Azil Illias
2019 Indonesian Journal of Electrical Engineering and Computer Science  
In this work, optimisation of ZnO surge arrester design models using Gravitational Search Algorithm (GSA) and Imperialist Competitive Algorithm (ICA) is proposed.  ...  The surge arrester models were developed using finite element analysis (FEA) and used to determine the electric field distribution.  ...  ACKNOWLEDGEMENTS The authors would like to acknowledge Faculty of Engineering and Built Environment and Universiti Kebangsaan Malaysia for the facilities and financial supports through research grant code  ... 
doi:10.11591/ijeecs.v13.i3.pp853-860 fatcat:la5s74aaxbdcto2c3vgl26schq


Ch. Rümpler, R. Chechare, A. Zacharias
2019 Plasma Physics and Technology  
The third example deals with short-circuit behavior of a hollow core high voltage surge arrester, comparing model and experimental results.  ...  Simulation methods are routinely applied in the design and development process of power distribution devices.  ...  Since prototyping and SC testing of surge arresters is tedious and expensive, a simulation model is developed to enhance the understanding of the physical phenomena during interruption to be able to reduce  ... 
doi:10.14311/ppt.2019.2.200 fatcat:qh3yomufqvbopgvfitufjdnc3u


Juan A Martínez-Velasco, Ferley Castro-Aranda
2010 Ingeniare : Revista Chilena de Ingeniería  
it proposes a methodology for selecting the most adequate model of an overhead transmission line in lightning overvoltage calculations, when using a time-domain simulation tool, e.g. an EMTP-like tool.  ...  An additional component, the surge arrester, should be added if the study is aimed at determining the lightning performance of a transmission line protected by surge arresters.  ...  The increase in capacitance results in both a decrease in the velocity of propagation and a decrease in the surge impedance.  ... 
doi:10.4067/s0718-33052010000100013 fatcat:hqtnni2t2zej5oj4splty4dhfe

Lightning Over voltage performance of 132kV GIS Substation in Malaysia

Ab. Halim Abu Bakar, Hazlie Mokhlis, Lim Ai Ling, Hew Wooi Ping
2010 2010 International Conference on Power System Technology  
Recently a Gas Insulated Substation (GIS) in Kuala Lumpur undergone overhaul. A study was carried out to investigate the lightning over voltages that affect the GIS Substation.  ...  The objective of the study was to determine whether the withstand capability or Basic Insulation Level (BIL) was the cause of the fault occurring in the substation.  ...  Surge Arresters The Metal Oxide Surge Arrestor is modelled as a non linear resistor in series with a variable voltage source in the PSCAD library.  ... 
doi:10.1109/powercon.2010.5666586 fatcat:h2s7d4wa6zavpndx3zg4vn7cie
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