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Journal of the Korean Institute of Illuminating and Electrical Installation Engineers

ISO Journal TitleJ Korean Inst. IIIum. Electr. Install. Eng.
Title Minimized Distance of the Current Electrode in the Measurement of Ground Resistance
Authors Sang-Mu Lee ; Jun-Gyu Yang ; Young-Heung Kang
Page pp.68-73
ISSN 1225-1135
Keywords Grounding ; Electrode ; Minimization
Abstract As in the measurement of ground resistance by using the 3 point fall-of-potential method, it is known that the distance of current electrode should be at the point of showing the plateu on the potential curve. But the problem is that it may be practically impossible to meet the condition in actual sites. For solving such a situation, this paper provides the least distance of current electrode according to the analysis for the test-field measurement showing that it is feasible to measure the ground resistance in the two times current electrode distance as the length of driven-rod type electrode and the some district length of mesh electrode.