dc.creatorCastro, CA
dc.date2002
dc.dateAUG
dc.date2014-11-13T16:08:49Z
dc.date2015-11-26T18:08:17Z
dc.date2014-11-13T16:08:49Z
dc.date2015-11-26T18:08:17Z
dc.date.accessioned2018-03-29T00:50:22Z
dc.date.available2018-03-29T00:50:22Z
dc.identifierInternational Journal Of Electrical Power & Energy Systems. Elsevier Sci Ltd, v. 24, n. 6, n. 503, n. 513, 2002.
dc.identifier0142-0615
dc.identifierWOS:000175993500008
dc.identifier10.1016/S0142-0615(01)00066-7
dc.identifierhttp://www.repositorio.unicamp.br/jspui/handle/REPOSIP/70070
dc.identifierhttp://www.repositorio.unicamp.br/handle/REPOSIP/70070
dc.identifierhttp://repositorio.unicamp.br/jspui/handle/REPOSIP/70070
dc.identifier.urihttp://repositorioslatinoamericanos.uchile.cl/handle/2250/1293782
dc.descriptionthis paper an improved method for calculating low voltage solutions (LVS) of the load flow (LF) equations is proposed. It is based on a state space search approach and it has the following features: (a) it is fully derived with voltages in polar coordinates, making its insertion in existing production grade LF programs a very easy task; (b) a special procedure is proposed so that it is always possible to obtain a state space search direction and an initial state estimate for the LVS calculation; (c) nonconvergent and divergent cases are easily and efficiently detected and handled through the use of step size optimization techniques; (d) it correctly identifies the desired LVS in case several close solutions exist (as it is often the case for real life systems); and (e) the LVS can be found regardless of its distance to the stable (high voltage) solution. Also, a more robust way of finding the initial estimate for the LVS is proposed. Test results have shown that the method is robust and efficient. A comparison between state space search methods (SSSM) and path-following methods (PFM) is presented. Finally, a very simple maximum loading point (MLP) proximity index is shown and its characteristics are discussed. (C) 2002 Elsevier Science Ltd. All rights reserved.
dc.description24
dc.description6
dc.description503
dc.description513
dc.languageen
dc.publisherElsevier Sci Ltd
dc.publisherOxford
dc.publisherInglaterra
dc.relationInternational Journal Of Electrical Power & Energy Systems
dc.relationInt. J. Electr. Power Energy Syst.
dc.rightsfechado
dc.rightshttp://www.elsevier.com/about/open-access/open-access-policies/article-posting-policy
dc.sourceWeb of Science
dc.subjectlow voltage solutions
dc.subjectstate space search method
dc.subjectmultiple load flow solutions
dc.subjectvoltage stability
dc.titleImproved method for the calculation of power systems low voltage solutions
dc.typeArtículos de revistas


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