Inspec keywords: relay protection; power system protection; fault currents; network topology; finite element analysis; earthing; substation protection; power overhead lines

Other keywords: GPR; Excel-VBA software tool; soil characteristics; overhead ground wire; solidly earthed neutral; simple-to-apply comprehensive engineering recommendation generation; protective conductor; power line; tripping time; multiple earthing safety system; earth fault current; power system; finite element software; ground potential rise; overhead line; earth fault relay protection; substation protection

Subjects: Overhead power lines; Substations; Finite element analysis; Power system protection