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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 Analysis of Open-Phase Conditions in Korean Standard Nuclear Power Plants and Fault Detection Scheme
Authors Choong-koo Chang
DOI http://dx.doi.org/10.5207/JIEIE.2017.31.2.042
Page pp.42-53
ISSN 1225-1135
Keywords Open Phase Fault ; Nuclear Power Plant (NPP) ; Auxiliary Power System ; Unit Auxiliary Transformer (UAT) ; Standby Auxiliary Transformer (SAT)
Abstract Because of partial losses of power known as “open-phase faults”, controlled reactor shutdown has occurred in nuclear power plants around world. Depending on transformer wiring and loading, such conditions can be difficult to detect, because phase voltage