MEASUREMENT SCHEME FOR SIGNALS ON CORE EARTH CONDUCTOR OF POWER TRANSFORMERS

Xuezhi Ke, Zhaohui Li, and Hong Wang

References

  1. [1] CIGRE WG A2.18, Life Management Techniques for PowerTransformers (CIGRE, 2003).
  2. [2] P. Muklherjee and L. Satish, Localization of radial displacementin an actual isolated transformer winding – An analyticalapproach, IEEE Transactions on Power Delivery, 31(6), 2016,2511–2519.
  3. [3] K. Preis, W. Renhart, A. Rabel, and O. B´ır´o, Transientbehavior of large transformer windings taking capacitances andEddy currents into account, IEEE Transactions on Magnetics,54(3), 2018, 7203904.
  4. [4] C. Yonghong, C. Yu, L. Tong, et al., Study of on-line monitoringmethod of PD for power transformers based on RFCT andmicrostrip antenna, Electrical Insulation Conference/ElectricalManufacturing Conference, Indianapolis, IN, 2005, 103–107.
  5. [5] R. Rostaminia, M. Saniei, M. Vakilian, and S.S. Mortazavi,Evaluation of transformer core contribution to partial discharge8electromagnetic waves propagation, International Journal ofElectrical Power & Energy Systems, 83, 2016, 40–48.
  6. [6] J. Fuhr, PD-source localization in the insulating system oflarge power transformers, IEEE International Symposium onElectrical Insulation Conference, Toronto, Ontario, Canada,2006, 424–427.
  7. [7] J. Seo, H. Ma, and T. K. Saha, A joint vibration and arcingmeasurement system for online condition monitoring of onloadtap changer of the power transformer, IEEE Transactions onPower Delivery, 32(2), 2017, 1031–1103.
  8. [8] X. Ke, L. Pang, X. Dong, and Z. Li, A novel power transformercondition monitoring system based on wide-band measurementof core earth signals and correlation analysis with multi-sourcedata, IEEE Access, 2019(7), 2019, 161754–161763.
  9. [9] S.H. Hasan Hosseoni, M. Vakilian, and G.B. Gharehpetian,Comparison of transformer detailed models for fast and veryfast transient studies, IEEE Transactions on Power Delivery,23(2), 2008, 733–741.
  10. [10] L. Zhou, J. Jiang, H. Liu, S. Gao, W. Li, and C. Zhang,Homogenisation model for calculating multi-point groundingcurrent of transformer core, IET Electric Power Applications,12(2), 2018, 243–250.
  11. [11] W. Feng, Z. Zheng, X. Chen, and Z. Huang, Quantitativeanalysis and comparison of offline and online methods used todetect the core multi-point grounding fault, IEEE InternationalPower Modulator and High Voltage Conference, Santa Fe, NM,USA, 2014, 241–244.
  12. [12] W. Wei, L. Qingsong, and T. Zhen. Intelligent groundingcurrent monitoring system for iron core of power transformer,Journal of Physics: Conference Series, 1314, 2019, 012049.
  13. [13] M. Su, X. Yao, D. Zhou, Y. He, and J. Zhang, Groundingcurrent of converter transformer core and core clamp and itsharmonic characteristics, 2019 IEEE PES Innovative SmartGrid Technologies Asia, 2019, 2655–2660.
  14. [14] H. Matsuo and H. Miyajima, Ground fault current measurementapparatus, has addition unit that calculates ground faultelectric current in main circuit, J.P. Patent JP2017090326-A,5 May 2017.
  15. [15] R. Fu, Y. He, W. Li, and T. Zhao, Transformer iron corecurrent electrically measuring device, has grounding copperbar electrically connected with ammeter through groundingbolt, where multiple grounding copper bars arranged in series,C. N. Patent CN203084055-U, 24 July 2013.
  16. [16] Z. Zhang, Y. Cheng, T. Hu, and X. Tian, Research on wide-band method of partial discharge online monitoring technologyfor transformer, IEEE Conference on High Voltage Engineeringand Applications, Chengdu, China, 2016, 1–4.
  17. [17] L. Du, J. Lei, L. Fuqi, et al., On-line partial discharge moni-toring and diagnostic system for power transformer, TsinghuaScience and Technology, 10(5), 2005, 598–604.
  18. [18] P. Ripka, Electric current sensors: a review, MeasurementScience and Technology, 21(11), 2010, 112001.
  19. [19] S. Ziegler, R.C. Woodward, H. Ho-Ching Lu, and L.J. Borle,Current sensing techniques: A review, IEEE Sensors Journal,9(4), 2009, 354–376.
  20. [20] F. Costa, P. Poulichet, F. Mazaleyrat, and E. Labour´e, Thecurrent sensors in power electronics: A review, EPE Journal,11(1), 2001, 7–18.
  21. [21] Y. Moline, M. Thevenin, G. Corre, and M. Paindavoine, Auto-adaptive trigger and pulse extraction for digital processingin nuclear instrumentation, IEEE Transactions on NuclearScience, 62(2), 2015, 480–486.
  22. [22] Z. Zhang, D. Xiao, and Y. Liu, A wavelet transform approachto adaptive extraction of partial discharge pulses from in-terferences, IEEE Power System Conference and Exposition,Seattle, WA, 2009, 7.
  23. [23] N.S.M. Dom´ınguez, R. Ju´arez-Aguirre, P.J. Garcia-Ramirez,and A.L. Herrere-May, Signal conditioning system with a 4–20mA output for a resonant magnetic field sensor based on MEMStechnology, IEEE Sensors Journal, 12(5), 2012, 935–942.
  24. [24] Y.N. Li and Z.H. Li, Improved density peak clustering for sep-aration of multiple source partial discharge in large generators,Measurement Science and Technology, 31(1), 2020, 015013.
  25. [25] M. Szewczyk and M. Kuniewski, Controlled voltage breakdownin disconnector contact system for VFTO mitigation in gas-insulated switchgear, IEEE Transactions on Power Delivery,32(5), 2017, 2360–2366.

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