Transient transformer overload ratings and protection

IEEE Electrical Insulation Magazine

Volumn 20, Issue 2, 2004, Pages 32-35

  Weekes, Tony ^a   Molinski, Tom ^a   Swift, Glenn ^b  

^a MANITOBA HYDRO   (Canada)

^b Beacon Power Corporation   (Canada)

Author keywords

Loss of life; Thermal model; Transformer overload ratings; Transformer protection

Indexed keywords

ELECTRIC INSULATION TESTING; ELECTRIC LOSSES; RELAY PROTECTION; SERVICE LIFE; TEMPERATURE MEASUREMENT; TRANSIENTS;

THERMAL MODEL; TRANSIENT TRANSFORMER OVERLOAD PROTECTION; TRANSIENT TRANSFORMER OVERLOAD RATINGS;

ELECTRIC TRANSFORMER INSULATION;

EID: 1942504750     PISSN: 08837554     EISSN: None     Source Type: Journal    
DOI: 10.1109/MEI.2004.1283260     Document Type: Article

References (2)

1. IEEE Guide for Loading Mineral-Oil-Immersed Transformer up to and Including 100 MVA with 55°C and 65°C Winding Rise. IEEE Standard C57.91. 1995.
2. M. A. Weekes, R. G. Coish, D. Fedirchuk, and G. W. Swift, "A transformer protection relay with overload early warning capability," 35th Annu. Minnesota Power Systems Conf. Proc., pp. 205-213, 1999.