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김종철(Chong-Chul Kim),신중묵(Jung-Mug Shin),이병석(Byeong-Seok Lee) 대한전기학회 2006 대한전기학회 학술대회 논문집 Vol.2006 No.7
In industrial field, electric fork-lift has been mainly powered by batteries which are varied from DC 36V to 80V. Operating electric fork-lift truck depends on stable electric power supplies which are ensured by using Switched Mode Power Supply (SMPS). This paper presents design of SMPS for stable electric power supply. The SMPS has much strength such as high effectiveness, low cost and high stability of output voltage. At the same time, SMPS is small and multi output and has simple design of circuit.