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Journal of the Korean Institute of Illuminating and Electrical Installation Engineers

ISO Journal TitleJ Korean Inst. IIIum. Electr. Install. Eng.
Title Irregularly Measured FRTU Data based Estimation Method for Daily Load Pattern of the Section in Distribution Systems
Authors Jaehyeong Park ; Seongil Lim
DOI http://dx.doi.org/10.5207/JIEIE.2016.30.6.036
Page pp.36-42
ISSN 1225-1135
Keywords Section Load Pattern ; Historical Data ; Voltage Drop ; Power Loss
Abstract Daily load pattern of each part of distribution line is the most important data for distribution operation applications such as service restoration, protection coordination and network reconfiguration. Since distribution system is operated based on the events driven, a periodic state estimation is not an essential function in DAS. Voltage and current data from the FRTUs(Feeder Remote Terminal Units) are measured sparsely and irregularly. This paper proposes a new method for generating daily load pattern of the sections based on incomplete voltage and current data set from the historical database. Matlab simulation case studies has been performed to verify the feasibility of the proposed method.