[Retracted] Aging Law and Life Evaluation Model of Cable Insulation Based on WOA-SVR

Figure 9

Comparison of aging conditions in different environments. (a) Aging rate after 480 hours at different temperatures. (b) Aging rate after 120 hours under different humidity. (c) Aging rate after 48 hours under different electric field strengths.

(a)

(b)

(c)