Earth Conduction Effects in Transmission Systems

100 meter-ohms admittance amperes anodic antenna applied approximation assumed Bessel functions buried conductors cable calculated capacitance cathodic characteristic characteristic impedance circuit component conductor potential corrosion curl current distribution current entering curves derived dielectric dielectric strength direct contact direct current displacement currents distance drainage ductor earth potential earth resistivity effect electric force electrode electromotive force energization equal equations expression field intensity flashover formulas frequency function given gradient ground wires grounded conductors insulating joint integral Jo(ru latter leakage current longitudinal longitudinal voltage magnetic field measurements metallic meters method mutual impedance mutual inductance mutual resistance obtained ohms Paperbound phase wires plane propagation constant radiation radius resistance to ground result return conductors return system sheath shown in Fig solution surface surge impedance term tion transmission line two-layer uniform earth unit length variation vector voltage wave zero ίωκ ίων