화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2004년 가을 (10/29 ~ 10/30, 호서대학교(아산캠퍼스))
권호 10권 2호, p.2030
발표분야 이동현상
제목 Modeling of thermal behavior of a VRLA battery for an automotive electrical system
초록 There is an urgent need for the automotive industry to adopt a higher voltage for the electrical system due to the increase of the total electrical power required by vehicles from the current 12-V level. The introduction of a 36-V technology will enable new power-train to serve as a drive-train hybrid functions such as boost and regenerative braking, as well as various safety and comfort functions. A VRLA (valve-regulated lead-acid) battery is commonly applied to a 36-V electrochemical storage system. It enables high-rate start, deep discharge and recharge cycle, and high-rate partial-state-of-charge. Also, it has a very long life span. Due to the favorable characteristics of the VRLA, it is ideal for high-power applications. In this work, a three-dimensional modeling was performed to investigate the effects of operating conditions, ambient conditions, and design factors on the thermal behavior of the VRLA battery for an automotive electrical system.
저자 이대훈1, 신치범1, 이백행2, 김병우2, 신건묵3, 김인중3
소속 1아주대, 2자동차부품(연), 3현대에너셀
키워드 Thermal modeling; Automobile electrical system; Battery; Valve-regulated lead-acid
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