Effect of elevated temperatures on mechanical properties of overhead conductors under steady state and short-circuit conditions

IEEE Transactions on Power Delivery

Volumn 15, Issue 1, 2000, Pages 242-246

  Jakl, Franc ^a,b   Jakl, Andrej ^c  

^a IEEE

^b UNIVERSITY OF MARIBOR   (Slovenia)

^c ASD and S   (Slovenia)

Author keywords

[No Author keywords available]

Indexed keywords

ALUMINUM; ALUMINUM ALLOYS; HIGH TEMPERATURE EFFECTS; OVERHEAD LINES; RELIABILITY; SHORT CIRCUIT CURRENTS; TENSILE STRENGTH; THERMAL STRESS;

GROUND WIRE; HARD DRAWN WIRE; OVERHEAD CONDUCTOR; SHORT CIRCUIT HEATING; STEADY STATE CONDITION; UNSTEADY STATE;

ELECTRIC WIRE;

EID: 0033720157     PISSN: 08858977     EISSN: None     Source Type: Journal    
DOI: 10.1109/61.847258     Document Type: Article

References (6)

1. F. Jakl, "Issues of bare conductors and ground wires for overhead lines," Ph.D. thesis, Faculty of Technical Sciences, University of Maribor, Maribor/Slovenia, 1992.
2. J. R. Harvey, "Effect of elevated temperature operation on the strength of aluminium conductors," IEEE Transactions on Power Apparatus and Systems, vol. PAS-91, pp. 1769-1772, Sept./Oct. 1972.
3. CIGRE WG 22.12, "Loss in strength of overhead electrical conductors caused by elevated temperature operation," ELECTRA, no. 162, Oct. 1995.
4. V. T. Morgan, "The loss of tensile strength of hard-drawn conductors by annealing in service," IEEE Transactions on Power Apparatus and Systems, vol. PAS-98, pp. 700-709, May/June 1979.
5. _, "Effect of elevated temperature operation on the tensile strength of overhead conductors," IEEE Transactions on Power Delivery, vol. 22, no. 1, pp. 345-352, Jan. 1996.
6. F. C. Rizzo Assuncao, A. H. P. Carvalho, R. A. M. Samico, and P. P. R. Filho, "Investigation of the ageing of old ACSR cables in transmission lines: Microstructural evolution and loss of strength," in CIGRE 1992 Session, Paper 22-302.