New algorithm based on the mathematical morphology for power transformer protection

Zhongguo Dianji Gongcheng Xuebao/Proceedings of the Chinese Society of Electrical Engineering

Volumn 24, Issue 7, 2004, Pages 18-24

  Zheng, Tao ^a   Liu, Wan Shim ^a   Xiao, Shi Wu ^a   Jiao, Shao Hua ^a  

^a NORTH CHINA ELECTRIC POWER UNIVERSITY   (China)

Author keywords

Electric power engineering; Fault current; Inrush; Mathematical morphology; Power transformer protection

Indexed keywords

CURRENT WAVEFORM; ELECTRIC POWER ENGINEERING; HYBRID SIMULATORS; INRUSH CURRENT; MORPHOLOGICAL DETECTOR; MORPHOLOGICAL GRADIENT; POWER TRANSFORMER PROTECTION; SECOND HARMONIC RESTRAINT PRINCIPLE; WAVEFORM COMPARISON PRINCIPLE;

COMPUTER SIMULATION; ELECTRIC FAULT CURRENTS; MATHEMATICAL MORPHOLOGY;

TRANSFORMER PROTECTION;

EID: 4344651646     PISSN: 02588013     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Article

References (13)

1. He Benteng, Xu Xidong. Protection based on wave comparison [J]. Proceedings of the CSEE, 1998, 18(6): 395-398, 404.
2. Sun Zhijie, Chen Yunlun. Transformer differential protection based on the characteristic analysis of the first and second half cycle of the magnetizing inrush current [J]. Automation of Electric Power Systems, 1996, 20(4): 42-46.
3. Chen Deshu, Yin Xianggen, Zhang Zhe, et al. Virtual third harmonic restrained transformer differential protection principle and practice [J]. Proceedings of the CSEE, 2001, 21(8): 19-23.
4. Zong Hongliang, Jin Huafeng, Zhu Zhenfei, et al. Transformer inrush detected by the variation of magnetizing impedance [J]. Proceedings of the CSEE, 2001, 21(7): 91-94.
5. Wang Zengping, Xu Yan,Wang Xue, et al. Study on the novel transformer protection principle based on the transformer model [J]. Proceedings of the CSEE, 2003, 23(12): 54-58.
6. Wu Qinghua, Zhang Dongjiang. Morphological filtering techniques and applications in protection relaying [J]. Automation of Electric Power Systems, 2003, 27(7): 45-49.
7. Sun P, Zhang J F, Zhang D J, et al. Morphological identification of transformer magnetizing inrush current [J]. Electronics Letters, 2002, 38(9): 437-438.
8. Serra J. Image analysis and mathematical morphology [M]. London: Academic Press, 1982
9. Lin Xiangning, Liu Pei, Liu Shiming, et al. A novel integrated morphology-wavelet filter algorithm used for ultra-High speed protection of power systems [J]. Proceedings of the CSEE, 2002, 22(9): 19-24.
10. Wu Q H, Zhang J F, Zhang D J. Ultra-High-Speed directional protection of transmission lines using mathematical morphology [J]. IEEE Trans. on Power Delivery, 2003, 18(4): 127-1133.
11. Jiao Shaohua, Liu Wanshun, Liu Jianfei, et al. A new principle of discrimination between inrush current and fault current of transformer based on wavelet [J]. Proceedings of the CSEE, 1999, 19(7): 1-5,76.