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Prof. Abdel-Salam Hafez Abdel-Salam Hamza :: Publications: |
Title: | INVESTIGATION OF OVERVOLTAGES IN A GAS
INSULATED SUBSTATION (G.I.S.) CAUSED BY A
LIGHTNING STROKE |
Authors: | ABDEL-SALAM H. HAMZAt and NAGAT M. K. ABDEL-GAWAD Electrical Engineering Department, Faculty of Engineering, Shoubra Zagazig University, 108 Shoubra Street, Shoubra, Cairo, Egypt |
Year: | 1994 |
Keywords: | Not Available |
Journal: | Not Available |
Volume: | Not Available |
Issue: | Not Available |
Pages: | Not Available |
Publisher: | Not Available |
Local/International: | International |
Paper Link: | Not Available |
Full paper | Abdel-Salam Hafez Abdel-Salam Hamza_8--abdo-12-1994-g.pdf |
Supplementary materials | Not Available |
Abstract: |
Abstract--A back flashover for a shielding failure can be caused by a lightning stroke, which will damage equipment and devices in a gas insulated substation if the devices' maximum voltages are exceeded. In this study, the branch timetable method, which is implemented from the lattice diagram method, is used in a computer program for the calculation of overvoltages in the gas insulated substation, as a result of a shielding failure, so that the gas insulated substation performance under lightning stroke can be determined. The study of the lightning performance of a gas insulated substation is very important for the purpose of designing lightning overvoltage protection systems. Electrical power systems Gas insulated substation (G.I.S.) Shielding failure |