Identification of magnetizing inrush currents of power transformers based on features of flux locus

ICEMS 2003 - Proceedings of the 6th International Conference on Electrical Machines and Systems

Volumn 1, Issue , 2003, Pages 317-320

  Zhao, Xiaotan ^a   Chai, Jianyun ^a   Su, Pengsheng ^a  

^a TSINGHUA UNIVERSITY   (China)

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRIC MACHINERY; POWER TRANSFORMERS;

DISCRIMINATION ALGORITHMS; EMTP SIMULATIONS; IN-RUSH CURRENT; MAGNETIZING INRUSH CURRENTS; MEASURED CURRENTS; SATURATION ZONES;

TRANSFORMER WINDINGS;

EID: 79959335528     PISSN: None     EISSN: None     Source Type: Conference Proceeding    
DOI: None     Document Type: Conference Paper

References (7)

1. Weijian WANG, The Principle and Application of Electric Main Equipment Relay Protection. Beijing: China Electric Power Publish House, 1996.(in chinese)
2. Weijian WANG, The Application of Generators and Transformers Relay Protection. Beijing: China Electric Power Publish House, 1988. (in chinese)
3. State Power Dispatching Center, "Statistical material summary of national electric network relay protection during the Ninth Five-Year Plan," The National Electric Network Dispatching Work Conference. Nanjing, May 2001. (in chinese)
4. Liu P, Malik OP, Chen D, Hope GS, Guo Y, "Improved operation of differential protection of power transformers for internal faults," IEEE Trans Power Delivery, 1992, vol. 7, pp. 1912-1919.
5. Sidhu TS, Sachdev MS, Wood HC, Nagpal M. Design, "Implementation and testing of a microprocessor-based high-speed relay for detecting transformer winding faults," IEEE Trans Power Delivery, 1992, vol. 7, pp. 108-117.
6. Yuezhong TANG, Yong LIU, Yong GUO, Shiming LIU, Deshu CHEN, "Analysis of some typical methods for checking magnetizing surge in transformer," Automation of Electric Power Systems, 1995, vol. 19, pp. 53-59. (in chinese)
7. Keizo Inagaki, Masaru Higaki, Yoshiaki Matsui, Kentaro Kurita, Mamoru Suzuki, Kazuyoshi Yoshida, Takafumi Maeda, "Digital protection method for power transformers based on an equivalent circuit composed of inverse inductance," IEEE Transactions on Power Delivery, 1988, vol. 3, pp. 1501-1510