Signal processing technique for on-line partial discharge monitoring of power transformers

Qinghua Daxue Xuebao/Journal of Tsinghua University

Volumn 43, Issue 9, 2003, Pages 1181-1183

  Gao, Shengyou ^a   Zhu, Deheng ^a   Tan, Kexiong ^a   Xie, Liangpin ^a   Dorr, Richard ^b   Guuinic, Philippe ^b  

^a TSINGHUA UNIVERSITY   (China)

^b R and D Division   (France)

Author keywords

FFT; Partial discharge; Periodic interference; Time domain analysis algorithm

Indexed keywords

ELECTRIC TRANSFORMERS; FAST FOURIER TRANSFORMS; ONLINE SYSTEMS; SIGNAL INTERFERENCE; SIGNAL PROCESSING; SIGNAL TO NOISE RATIO; TIME DOMAIN ANALYSIS;

CHEBYSHEV FILTERING; PERIODIC INTERFERENCE;

PARTIAL DISCHARGES;

EID: 0742319066     PISSN: 10000054     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (6)

1. WANG Changchang, WANG Zhongdong, LI Fuqi, et al. Anti-interference techniques used for on-line partial discharge monitoring [J]. J Tsinghua Univ (Sci and Tech), 1995, 35(4): 69-74. (in Chinese)
2. XIE Liangpin, ZHU Deheng. Research of spectrum analysis based on FFT for suppressing narrow-band interference in PD signal [J]. High Voltage Engineering, 2000, 26(4): 6-8. (in Chinese)
3. Koepf U, Feser K. Rejection of narrow-band noise and repetitive pulses in on-site PD measurements [J]. IEEE Transactions on Dielectrics and Electrical Insulation, 1995, 2(3): 433-447.
4. Christophe M, Xavie C. On-line partial discharge detection system for instrument transformers [A]. Conference Record of IEEE International Symposium on Electrical Insulation [C]. IEEE, 1996. 65-68.
5. HU Guangshu. Digital Signal Process [M]. Beijing: Tsinghua University press, 1997. (in Chinese)
6. XIE Liangpin. The Rejection of non-pulse Interference in Partial Discharge on-line Monitoring System [D]. Beijing: Tsinghua University, 2000. (in Chinese)