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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 Generation of the Earth Potential and Communication Line Noise
Authors Sang-Kun Yeo ; Chan-Won Park
Page pp.181-189
ISSN 1225-1135
Keywords Ground Potential Rise ; Differential mode noise ; Common mode noise ; Screening factor
Abstract This paper presents a experimental evidence of the generation of the earth potential and communication line noise from the electric railway. There is a critical measurement err in case of measuring the electrical power induced noise voltage and degree of cable balance in the field of earth potential generated. As a results, it has been found that the conventional cable has more noise immunity than shielded cable near the railway where the earth current flows through the sheath layer.