Study on the Relationship between Electrical Tree Development and Partial Discharge of XLPE Cables

Figure 5

Deterioration process of the entire cable insulation of 110 kV cable: (a) starting, (b) 5 hours later, (c) 11 hours later, (d) 26 hours later, (e) 39 hours later, (f) 47 hours later, (g) breakdown.

(a)

(b)

(c)

(d)

(e)

(f)

(g)