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Prediction and Analysis of Electrical Environmental Characteristics under ±500kV HVDC Double Bipole Transmission Line

±500kV HVDC 2회선 송전선로의 전기환경특성 예측 및 평가

  • Woo, Jeong Min (Electrical Environment Research Center, Korea Electrotechnology Research Institute) ;
  • Ju, Mun-No (Electrical Environment Research Center, Korea Electrotechnology Research Institute) ;
  • Shin, Koo Yong (Korea Electric Power Research Institute (KEPRI), Korea Electric Power Corporation (KEPCO)) ;
  • Kwon, Gu Min (Korea Electric Power Research Institute (KEPRI), Korea Electric Power Corporation (KEPCO)) ;
  • Choi, Woo Jung (New Transmission Division, Korea Electric Power Corporation (KEPCO)) ;
  • Lee, Jae Hyun (New Transmission Division, Korea Electric Power Corporation (KEPCO))
  • Received : 2017.12.05
  • Accepted : 2018.03.09
  • Published : 2018.04.01

Abstract

Since Korea has a small land area, it is expected to construct the conductor return type with neutral wire in the case of ${\pm}500kV$ HVDC double bipole transmission line. Therefore, in order to apply ${\pm}500kV$ HVDC double bipole transmission line with neutral wire in Korea, it is necessary to develop technology for insulation and environmental designs. In this study, radio interference, audible noise, electric field and ion current density according to the polarity arrangement were compared and assessed in the ${\pm}500kV$ HVDC double bipole transmission line with the conductor return method. And the optimum configuration of HVDC double bipole transmission line was determined from the viewpoint of electrical environment.

Keywords

References

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