Impact of Lightning on Tower Footing Design of 500 kV Transmission Line

• Main Authors: Mohd Nasir N.A.F., Mohd Nasir M.S., Rahman M.S.A., Ab-Kadir M.Z.A., Azis N., Osman M., Amirulddin U.A.U.
• Other Authors: 57190943327
• Format: Conference Paper
• Published: Institute of Electrical and Electronics Engineers Inc. 2024
• Subjects: CDEGS; earthing design; lightning; PSCAD; soil ionisation; tower footing impedance (TFI); tower footing resistance (TFR); transmission line; Electric grounding; Electric power transmission; Electric power transmission networks; Electromagnetic fields; Ionization; Lightning; Soils; Towers; Earthing design; Footing resistance; Soil ionization; Tower footing impedance; Tower footing resistance; Tower footings; Transmission-line; Electric lines

This study evaluates several tower earthing designs for improving 500 kV transmission line's lightning performance and ensure its continuous operation. The study includes the assessment of the soil profile and a comparison of the findings obtained using the default and new earthing arrangement,...