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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 The Battery Management System for UPS Lead-Acid Battery
Authors Cheol-Sik Seo ; Jong-Hyun Moon ; Jae-Wook Park ; Geum-Soo kim ; Dong-Hee Kim
Page pp.127-133
ISSN 1225-1135
Keywords Lead-Acid Battery ; Battery Management System(BMS) ; State Of Charge(SOC) ; Bolzman Equation
Abstract This paper presents the battery management system(BMS) for the optimum conditions of the lead-Acid battery in UPS. The proposed system control the currents and voltages of battery for optimum conditions to estimate the State Of Charge(SOC) in charge or discharge mode. It proved the performance and the algorithm for the estimation of SOC, through the experiments which using the charge and discharge tester and the field tests.