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반도체 장비상태 모니터링을 위한 SCADA 시스템 구현
이윤지,윤학재,박효은,홍상진,Lee, Youn Ji,Yun, Hak Jae,Park, Hyoeun,Hong, Sang Jeen 한국반도체디스플레이기술학회 2019 반도체디스플레이기술학회지 Vol.18 No.4
Automation control and the data for control of industrial equipment for the diagnosis and prediction is a key to success in the 4th industrial revolution. It increases process efficiency and productivity through data collection, realtime monitoring, and the data analysis. However, university and research environment are still suffering from logging the data in manual way, and we occasionally loss the equipment data logging due to the lack of automatic data logging system. State variable presents the current condition of the equipment operation which is closely related to process result, and it is valuable to monitor and analyze the data for the equipment health monitoring. In this paper, we demonstrate the collection of equipment state variable data via programmable logic controller (PLC) and the visualization of the collected data over the Web access supervisory control and data acquisition (SCADA). Test vehicle for the implementation of the suggested SCADA system is a relay switched physical vapor deposition system in the university environment.