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ContentsSection I 22 Grounding electrodes for buildings, industrial installations andsubstations 22 grounding 22 or rod grounding 22 or round conductor grounding 22 and types of grounding electrodes 22 Resistivity of soil (r) 22 Measuring the ground resistance 22 Metal for the grounding conductor 22 of the grounding conductor 22 Jointing of grounding conductors 22 Maintenance of grounding stations 22/806 Section II 22 Grounding practices in a power generating station 22 Tolerable potential difference at a location 22 Voltage gradients 22 step voltage (Es) 22 touch voltage (Et) 22 voltage or safe design voltage (Em) 22 potential rise (GPR) 22 voltage (Etr) 22 parameters 22 Determining the leakage current through a body 22 Body resistance 22 Ground resistance 22 Measuring the average resistivity of soil 22 Improving the performance of soil 22 Conductivity 22 Soil moisture and contact resistance 22 Determining the ground fault current 22 Designing a grounding grid 22 Minimum size of grid conductors 22 Corrosion factor 22 Maximum touch and step voltages of a grounding station 22 Estima
Contents Section I 22/799 22.1 Grounding electrodes for buildings, industrial installations and substations 22/799 22.1.1 Plate grounding …
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