Diagnosis for Conductor Breaks of Grounding Grids Based on the Wire Loop Method of the Transient Electromagnetic Method

Figure 5

Mutual inductance curves. (a) Parameters for loop radius variation: = = 5 m, = 0.6 m, = 1 m, 2 m, 3 m, 4 m, and 5 m; (b) parameters for variation in the height difference between two loops: = = 5 m, = 1 m, = 0 m, 0.5 m, 1 m, 1.5 m, and 2 m.

(a)

(b)