Optimization of tower-footing grounding impedance for guyed-V transmission towers
Sign Up to like & getrecommendations! Published in 2019 at "Electric Power Systems Research"
DOI: 10.1016/j.epsr.2019.105947
Abstract: Abstract Backflashover is one of the mechanisms by which lightning strikes can cause outages/damages in power systems. In this context, the tower-footing grounding system of transmission towers has an essential role for mitigating overvoltages that… read more here.
Keywords: grounding impedance; transmission towers; tower footing; footing grounding ... See more keywords
Computation of ground potential rise and grounding impedance of simple arrangement of electrodes buried in frequency-dependent stratified soil
Sign Up to like & getrecommendations! Published in 2021 at "Electric Power Systems Research"
DOI: 10.1016/j.epsr.2021.107364
Abstract: Abstract Grounding electrodes are used to provide a low-impedance dissipation path for the excess lightning or fault currents. Several studies have been dedicated to the computation of the grounding impedance of different electrode arrangements considering… read more here.
Keywords: ground potential; potential rise; soil; frequency ... See more keywords