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Journal of the Korean Institute of Illuminating and Electrical Installation Engineers

ISO Journal TitleJ Korean Inst. IIIum. Electr. Install. Eng.
Title A Study on the Noise Diagnosis and Suppression of the Temperature Sensor in the LCD Plant
Authors Kyung-Chul Kim ; Hyoung-Bumb Choi ; Young-Rok Hwang ; Yong-Kwan Kim ; Chang-Hun You
DOI http://dx.doi.org/10.5207/JIEIE.2012.26.8.035
Page pp.35-41
ISSN 1225-1135
Keywords Noise diagnosis ; Noise measures ; LC filter ; Common-mode noise
Abstract As automation equipment and electronic device progresses, the importance of power quality is more increasing. This paper represents the analysis and suppression about the causes of trouble by the inverter’s ON/OFF noise in plant in order to prevent damage resulting in a secondary damage to conduct precise diagnosis and effective noise reduction. The countermeasure as a reduced carrier frequency and the LC resonant filter had been applied and confirmed the effective results to solve the trouble of noise.