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분산전원과 에너지저장을 사용한 직류급전 시스템의 Autonomous Operation을 위한 Droop 제어
이지헌(Ji-Heon Lee),정종규(Jong-Kyu Jeong),차민영(Min-Young Cha),오승진(Seong-Jin Oh),김종원(Jong-Won Kim),한병문(Byung-Moon Han) 대한전기학회 2010 대한전기학회 학술대회 논문집 Vol.2010 No.10
This paper describes a droop control method for the autonomous operation of DC distribution system using distributed generations and energy storage. The method suppress the circulating current, and each unit could be controlled autonomously without communication system. Detailed model of wind power generation. photo-voltaic generation, fuel-cell generation and battery was implemented with the user-defined model of PSCAD/EMTDC software that is coded with C-language. The simulation and experimental results confirms that the proposed DC distribution system make it feasible to provide power to the load stably and verify effectiveness of the proposed method.
신유인(YOO IN SHIN),이진영(Jin-young Lee),송철기(Chul Ki Song),박중환(Jung-wan Park),정종규(JONG KYU JEONG),신현호(Hyun Ho Shin) 대한기계학회 2010 대한기계학회 춘추학술대회 Vol.2010 No.11
Transmission is one of the important parts to transmit power from engine to wheels. The lightweight in vehicle can reduce the engine power requirement, and can improve dynamic performance, and fuel efficiency of vehicle. For achieving the gear lightweight without changing tooth shape, face width and module, the body design of gears was modified in this research. Also structural stability was verified by using ANSYS.