power system earthing

Touch and step potential when a fault occurs,the flow of current to ground results in voltage gradient on the ground surface in the vicinity of […]

Soil Resistivity Definition Before the design of protective earthing,it is necessary to understand the nature of the resistance of ground and the various factors which […]

Measurement of Earth Resistance Potential fall method is used for determining resistance between the earthing plate and the surrounding ground in distribution system.The resistance area […]

Resonant grounding or arc suppression coil grounding In the arc suppression coil method of grounding,the arcing-ground danger has been eliminated and the system is approximated […]

Resistance grounding This type of grounding is used to limit the earth fault current.In this type of neutral grounding a resistor is inserted between the […]