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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 An Improvement Plan for Grid Impact Issues when Integrating Electric Vehicle Charging System
Authors Seungmin Jung
DOI http://dx.doi.org/10.5207/JIEIE.2018.32.5.038
Page pp.38-45
ISSN 1225-1135
Keywords Wireless Charging ; Voltage Regulation ; Peak Power Reduction ; Ess Utilization ; Optimized Network Design
Abstract When connecting electric vehicle charging system to grid, it is firstly required to do inspection on the reliability and stability issues which can generate impact to utility power grid. This paper mainly focused on improving stability and efficiency issues of the power integration of Inductive Power Transfer System (IPTS). Firstly, a comparison analysis about electrical basement system progressed, and an improvement plan for DC based charging system was described. The introduced plan performed to check a feasibility by focused on voltage fluctuation improvement by utilizing energy storage system. Added to this, an efficiency improvement effect on the entire system was also carried out. The main algorithm was configured to control more reasonable peak power generation based on the maximum State of Charge (SOC) variation from a scheduling process to induce significant cost reduction in IPTS operation.