The phasor combination differential protection for Le-Blanc transformers

IEEE Transactions on Power Delivery

Volumn 12, Issue 4, 1997, Pages 1434-1438

  Lu, Kwang Chang ^b   Chen, Nanming ^a,b  

^a IEEE

^b NATIONAL TAIWAN UNIVERSITY OF SCIENCE AND TECHNOLOGY   (Taiwan)

Author keywords

Current transformer(CT); Differential protection; Electric railway; High speed railway; Le Blanc connection; Phasor combination method; Scott connection

Indexed keywords

ELECTRIC RAILROADS; MATHEMATICAL MODELS; TRANSFORMER PROTECTION;

LE BLANC TRANSFORMERS; PHASOR COMBINATION DIFFERENTIAL PROTECTION;

ELECTRIC TRANSFORMERS;

EID: 0031258455     PISSN: 08858977     EISSN: None     Source Type: Journal    
DOI: 10.1109/61.634157     Document Type: Article

References (6)

1. A. C. Franklin and D. P. Franklin, The J&P Transformer Book: A Practical Technology of The Power Transformer, Butterworths, Boston, London, 1983, pp159-pp161.
2. Chiu-nan Leu, "Introduction to Transformer Connections for Electric Railway,"Tairail Data, Vol. 241, January 1985.
3. T. H. Chen, "Criteria to Estimate the Voltage Unbalances due to High-Speed Railway Demands," IEEE Transactions on Power Systems, Vol. 9. No. 3, August 1994, pp.1672-1678.
4. T. H. Chen, "Comparison of Scott and Le-Blanc Transformers for Supplying Unbalances Electric Railway Demands," Electric Power Systems Research, Vol. 28, No. 3, January 1994, pp.235-240.
5. J. Lewis Blackburn, Protective Relaying Principles and Applications, Marcel Dekker Inc., New York, U.S.A., 1987, pp277-pp337.
6. Walter A. Elmore, Protective Relaying Theory and Applications, Marcel Dekker Inc., New York, U.S.A., 1994, pp158.