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노인배(In-Bae No),박성원(Sung-Won Park),박지호(Jee-Ho Park),김동완(Dong-Wan Kim),우정인(Jung-In Woo) 한국조명·전기설비학회 2004 한국조명·전기설비학회 학술대회논문집 Vol.2004 No.11월
In this paper, an automatic lighting control system is developed using micom. The developed system consists of digital lighting control system, analog lighting control system, and simulator. In the developed system, ATMega128 is used as the main controller. The developed digital lighting control system consist of eight parts and the developed analog lighting control system consist of six parts respectively. Additional, the developed simulator consist of analog and digital simulation using graphic user interface.
우정인,신동률,허태원,박지호,노인배 東亞大學校 大學院 1997 大學院論文集 Vol.22 No.-
Photovoltaic power may vary depending on the various solar cell has an optimal generating point to be able to get the maximum power tracking, in order to get the more power recovery on the switching control system. However the V-I characteristics of the solar array at the frequency have hysteresis, in such high frequency region the conventional controller based on no hysteresis can not be responsible for control of the photovoltaic power system. Therefore, in this paper we proposed a maximum power tracking technique to improve the operation in the region of high frequency[5KHz-30KHz] with added C-R differential circuit for zero cross switching. The distinguishing characteristics of this method is to be controlled by the estimated values of resistive current and sensed photovoltaic terminal voltage do not depend on the operating frequency. the experimental result of the power system is controlled by the proposed sampling.