Theoretical calculation of inrush currents in three- and five-legged core transformers

IEEE Transactions on Power Delivery

Volumn 22, Issue 2, 2007, Pages 986-995

  Sainz, Luis ^a   Córcoles, Felipe ^a   Pedra, Joaquín ^a   Guasch, Luis ^b  

^a UNIVERSITAT POLITÈCNICA DE CATALUNYA   (Spain)

^b UNIVERSITAT ROVIRA I VIRGILI   (Spain)

Author keywords

Inrush current; Transformer model; Voltage sag

Indexed keywords

COMPUTATIONAL METHODS; ELECTRIC CURRENTS; ELECTRIC POTENTIAL; MAGNETIC FLUX; MATHEMATICAL MODELS;

INRUSH CURRENT; THREE-PHASE TRANSFORMER; VOLTAGE SAG;

POWER TRANSFORMERS;

EID: 34147104974     PISSN: 08858977     EISSN: None     Source Type: Journal    
DOI: 10.1109/TPWRD.2006.881428     Document Type: Article

References (6)

1. M. H. J. Bollen, Understanding Power Quality Problems: Voltage Sags and Interruptions. Piscataway, NJ: IEEE Press, 2000.
2. E. Styvaktakis, M. H. J. Bollen, and I. Y. H. Gu, "Transformer saturation after a voltage dip," IEEE Power Eng. Rev., vol. 20, no. 4, pp. 62-64, Apr. 2000.
3. M. H. J. Bollen, "Voltage recovery after unbalanced and balanced voltage dips in three-phase systems," IEEE Trans. Power Del., vol. 18, no. 4, pp. 1376-1381, Oct. 2003.
4. J. Pedra, L. Sáinz, F. Córcoles, and L. Guasch, "Symmetrical and unsymmetrical voltage sag effects on three-phase transformers," IEEE Trans. Power Del., vol. 20, no. 2, pt. 2, pp. 1683-1691, Apr. 2005.
5. L. Guasch, F. Córcoles, J. Pedra, and L. Sáinz, "Effects of symmetrical voltage sags on three-phase three-legged transformers," IEEE Trans. Power Del., vol. 19, no. 2, pp. 875-883, Apr. 2004.
6. The MathWorks,MATLAB 5.3 and Simulink 3.0. Natick, MA, 1999.