DocumentCode
2559566
Title
Ampacity derating for underground cables
Author
Shokooh, Farrokh ; Knutson, Harold M., Jr.
Author_Institution
Operation Technol. Inc., Irvine, CA, USA
fYear
1988
fDate
2-5 May 1988
Firstpage
92
Lastpage
98
Abstract
A simple manual method of utilizing adjustment factors to derate cable ampacities for underground installations is presented. The ampacity adjustment factors reported are obtained based on the Neher McGrath method. Various items that affect ampacities of cables are discussed in practical terms and examples are included to illustrate the method and its use
Keywords
underground cables; Neher McGrath method; underground cable ampacity derating; Cables; Conductors; Dielectric losses; Heat transfer; Power generation; Resistance heating; Temperature; Thermal conductivity; Thermal factors; Thermal resistance;
fLanguage
English
Publisher
ieee
Conference_Titel
Industrial and Commercial Power Systems Technical Conference, 1988. Conference Record, Papers Presented at the 1988 Annual Meeting.
Conference_Location
Baltimore, MD
Type
conf
DOI
10.1109/ICPS.1988.10984
Filename
10984
Link To Document