Numerical determination of characteristic temperatures in directly loaded power oil transformer

European Transactions on Electrical Power

Volumn 13, Issue 1, 2003, Pages 47-54

  Radakovic, Zoran ^a  

^a UNIVERSITY OF BELGRADE   (Serbia)

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRIC LOSSES; ELECTRIC WINDINGS; HEAT CONVECTION; MATHEMATICAL MODELS; PARAMETER ESTIMATION; SHORT CIRCUIT CURRENTS; TEMPERATURE MEASUREMENT;

POWER OIL TRANSFORMERS;

OIL FILLED TRANSFORMERS;

EID: 0037282818     PISSN: 1430144X     EISSN: 15463109     Source Type: Journal    
DOI: 10.1002/etep.4450130107     Document Type: Article

References (14)

1. International Standard IEC 60354: Loading guide for oil immersed transformers. 1991
2. Pierce, L.W.: Predicting hottest spot temperatures in ventilated dry type transformer windings. IEEE Transaction on Power Delivery 9 (1994) no. 2, pp. 1160-1172
3. Schaefer, M.; Feser, K.: Thermal monitoring of Large Power Transformer. IEEE Power Tech '99 Conference, Budapest/Hungary, 1999, Proc. paper BPT99-072-30
4. Icropera, F.P.; DeWitt, D.P.: Fundamentals of Heat and Mass Transfer. 4th ed., New York/USA: J. Wiley & Sons, 1996
5. Bejan, F.P.: Convective Heat Transfer. 2nd ed., New York/USA: John Wiley & Sons, 1994
6. GEC Heat and Mass Transfer Databook, Heat transfer division, Section 504 - Free convection
7. Pierce, L.W.: An investigation of the thermal performance of an oil filled transformer winding. IEEE Transaction on Power Delivery 7 (1992) no. 3, pp. 1347-1358
8. Aubin, J.; Langhame, Y.: Effect of oil viscosity on transformer loading capability at low ambient temperatures. IEEE Transaction on Power Delivery 7 (1992) no. 2, pp. 516-524
9. Radakovic, Z.; Kalic, D.: Results of a novel algorithm for the calculation of the characteristic temperatures in power oil transformers. Electrical Engineering 80 (1997) no. 3, pp. 205-214
10. Kalic, D.; Radakovic, Z.; Lazarevic, Z.; Radosavljevic, R.: On the determination of characteristic temperatures in power oil transformers during transient states. Archiv für Elektrotechnik 76 (1993), pp. 457-468
11. Radakovic, Z.; Lazarevic, Z.: Novel methods for determining characteristic quantities for developing a thermal model of power transformers. 31st Universities Power Engineering Conference (UPEC), Iraklion/Greece 1996, Proc. pp. 481-485
12. Radakovic, Z.; Jeremic, G.: Calculation of temperature at insulation hottest spot of power oil transformers in steady-states. Tehnika LII (1997) no. 1/2, pp. El-10 (in Serbian)
13. Radakovic, Z.; Kalic, D.; Lazarevic, Z.; Radosavljevic, R.: Verification of a novel algorithm for the calculation of characteristic temperatures in oil transformers by means of experiments made on the directly loaded transformer. ICEM 1998 Conference, Istanbul/Turkey 1998, Proc. pp. 982-987 (Vol. 2)
14. Kalic, D.: Transformers. 1st ed., Belgrade/Serbia, Zavod za udzbenike, 1990 (in Serbian)