Computation of Electric Fields Inside Large Substations
Calculation of electric field based on integral equations approach and suited to solving large-scale problems is presented. Integral equations are solved by appliance of BEM and Galerkin method. Unknown distribution of the surface charge density is approximated by bicubic splines, which ensure smoot...
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Veröffentlicht in: | IEEE transactions on power delivery 2009-10, Vol.24 (4), p.1898-1902 |
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creator | Trkulja, B. Stih, Z. |
description | Calculation of electric field based on integral equations approach and suited to solving large-scale problems is presented. Integral equations are solved by appliance of BEM and Galerkin method. Unknown distribution of the surface charge density is approximated by bicubic splines, which ensure smooth approximation of sources. Accurate calculation of electric fields requires detailed modeling of power system equipment inside substations. This results in large models, which are solved by parallel computing. Numerical results are compared to measured fields inside a 400 kV substation. Comparison shows good agreement, thus approving applicability of the proposed approach in analysis of exposure to electromagnetic fields and electromagnetic compatibility. |
doi_str_mv | 10.1109/TPWRD.2009.2028804 |
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Integral equations are solved by appliance of BEM and Galerkin method. Unknown distribution of the surface charge density is approximated by bicubic splines, which ensure smooth approximation of sources. Accurate calculation of electric fields requires detailed modeling of power system equipment inside substations. This results in large models, which are solved by parallel computing. Numerical results are compared to measured fields inside a 400 kV substation. Comparison shows good agreement, thus approving applicability of the proposed approach in analysis of exposure to electromagnetic fields and electromagnetic compatibility.</description><identifier>ISSN: 0885-8977</identifier><identifier>EISSN: 1937-4208</identifier><identifier>DOI: 10.1109/TPWRD.2009.2028804</identifier><identifier>CODEN: ITPDE5</identifier><language>eng</language><publisher>New York, NY: IEEE</publisher><subject>Applied sciences ; Approximation ; Boundary-element methods (BEMs) ; Computation ; Electric fields ; Electric power generation ; Electrical engineering. Electrical power engineering ; Electrical power engineering ; Electromagnetic measurements ; Exact sciences and technology ; Galerkin method ; Galerkin methods ; Home appliances ; Integral equations ; Large-scale systems ; Mathematical analysis ; Mathematical models ; Miscellaneous ; Moment methods ; Parallel processing ; Power electronics, power supplies ; Power networks and lines ; Power system analysis computing ; Power system measurements ; Power system modeling ; Substations</subject><ispartof>IEEE transactions on power delivery, 2009-10, Vol.24 (4), p.1898-1902</ispartof><rights>2009 INIST-CNRS</rights><rights>Copyright The Institute of Electrical and Electronics Engineers, Inc. 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Integral equations are solved by appliance of BEM and Galerkin method. Unknown distribution of the surface charge density is approximated by bicubic splines, which ensure smooth approximation of sources. Accurate calculation of electric fields requires detailed modeling of power system equipment inside substations. This results in large models, which are solved by parallel computing. Numerical results are compared to measured fields inside a 400 kV substation. Comparison shows good agreement, thus approving applicability of the proposed approach in analysis of exposure to electromagnetic fields and electromagnetic compatibility.</description><subject>Applied sciences</subject><subject>Approximation</subject><subject>Boundary-element methods (BEMs)</subject><subject>Computation</subject><subject>Electric fields</subject><subject>Electric power generation</subject><subject>Electrical engineering. Electrical power engineering</subject><subject>Electrical power engineering</subject><subject>Electromagnetic measurements</subject><subject>Exact sciences and technology</subject><subject>Galerkin method</subject><subject>Galerkin methods</subject><subject>Home appliances</subject><subject>Integral equations</subject><subject>Large-scale systems</subject><subject>Mathematical analysis</subject><subject>Mathematical models</subject><subject>Miscellaneous</subject><subject>Moment methods</subject><subject>Parallel processing</subject><subject>Power electronics, power supplies</subject><subject>Power networks and lines</subject><subject>Power system analysis computing</subject><subject>Power system measurements</subject><subject>Power system modeling</subject><subject>Substations</subject><issn>0885-8977</issn><issn>1937-4208</issn><fulltext>true</fulltext><rsrctype>article</rsrctype><creationdate>2009</creationdate><recordtype>article</recordtype><sourceid>RIE</sourceid><recordid>eNp9kLFOwzAQhi0EEqXwArBESMCUYufs2B5RaQGpEgiKGC3XuaBUaVLsZODtcWnVgYHlbrjvP919hJwzOmKM6tv5y8fr_SijVMeSKUX5ARkwDTLlGVWHZECVEqnSUh6TkxCWlFJONR0QOW5X676zXdU2SVsmkxpd5yuXTCusi5A8NaEqMJlZ_4nJW78IWzSckqPS1gHPdn1I3qeT-fgxnT0_PI3vZqkDJbtUCaERgEkU2nJZSicVgLWoeMGzhStBF7lwwpWIC11waRlAUVKRg9WMAwzJzXbv2rdfPYbOrKrgsK5tg20fjJKCggBOI3n9Lwl5PENkMoKXf8Bl2_smfmGUULmUIHiEsi3kfBuCx9KsfbWy_tswajbKza9ys1Fudspj6Gq32QZn69LbxlVhn8yYzqP3DXex5SpE3I9FBkICgx8UqIhJ</recordid><startdate>20091001</startdate><enddate>20091001</enddate><creator>Trkulja, B.</creator><creator>Stih, Z.</creator><general>IEEE</general><general>Institute of Electrical and Electronics Engineers</general><general>The Institute of Electrical and Electronics Engineers, Inc. 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Electrical power engineering</topic><topic>Electrical power engineering</topic><topic>Electromagnetic measurements</topic><topic>Exact sciences and technology</topic><topic>Galerkin method</topic><topic>Galerkin methods</topic><topic>Home appliances</topic><topic>Integral equations</topic><topic>Large-scale systems</topic><topic>Mathematical analysis</topic><topic>Mathematical models</topic><topic>Miscellaneous</topic><topic>Moment methods</topic><topic>Parallel processing</topic><topic>Power electronics, power supplies</topic><topic>Power networks and lines</topic><topic>Power system analysis computing</topic><topic>Power system measurements</topic><topic>Power system modeling</topic><topic>Substations</topic><toplevel>peer_reviewed</toplevel><toplevel>online_resources</toplevel><creatorcontrib>Trkulja, B.</creatorcontrib><creatorcontrib>Stih, Z.</creatorcontrib><collection>IEEE All-Society Periodicals Package (ASPP) 2005-present</collection><collection>IEEE All-Society Periodicals Package (ASPP) 1998-Present</collection><collection>IEEE Electronic Library (IEL)</collection><collection>Pascal-Francis</collection><collection>CrossRef</collection><collection>Electronics & Communications Abstracts</collection><collection>Mechanical & Transportation Engineering Abstracts</collection><collection>Technology Research Database</collection><collection>Engineering Research Database</collection><collection>Civil Engineering Abstracts</collection><collection>Advanced Technologies Database with Aerospace</collection><collection>ANTE: Abstracts in New Technology & Engineering</collection><jtitle>IEEE transactions on power delivery</jtitle></facets><delivery><delcategory>Remote Search Resource</delcategory><fulltext>fulltext_linktorsrc</fulltext></delivery><addata><au>Trkulja, B.</au><au>Stih, Z.</au><format>journal</format><genre>article</genre><ristype>JOUR</ristype><atitle>Computation of Electric Fields Inside Large Substations</atitle><jtitle>IEEE transactions on power delivery</jtitle><stitle>TPWRD</stitle><date>2009-10-01</date><risdate>2009</risdate><volume>24</volume><issue>4</issue><spage>1898</spage><epage>1902</epage><pages>1898-1902</pages><issn>0885-8977</issn><eissn>1937-4208</eissn><coden>ITPDE5</coden><abstract>Calculation of electric field based on integral equations approach and suited to solving large-scale problems is presented. Integral equations are solved by appliance of BEM and Galerkin method. Unknown distribution of the surface charge density is approximated by bicubic splines, which ensure smooth approximation of sources. Accurate calculation of electric fields requires detailed modeling of power system equipment inside substations. This results in large models, which are solved by parallel computing. Numerical results are compared to measured fields inside a 400 kV substation. Comparison shows good agreement, thus approving applicability of the proposed approach in analysis of exposure to electromagnetic fields and electromagnetic compatibility.</abstract><cop>New York, NY</cop><pub>IEEE</pub><doi>10.1109/TPWRD.2009.2028804</doi><tpages>5</tpages></addata></record> |
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subjects | Applied sciences Approximation Boundary-element methods (BEMs) Computation Electric fields Electric power generation Electrical engineering. Electrical power engineering Electrical power engineering Electromagnetic measurements Exact sciences and technology Galerkin method Galerkin methods Home appliances Integral equations Large-scale systems Mathematical analysis Mathematical models Miscellaneous Moment methods Parallel processing Power electronics, power supplies Power networks and lines Power system analysis computing Power system measurements Power system modeling Substations |
title | Computation of Electric Fields Inside Large Substations |
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