Nonlinear Buckling Analysis and Optimization Design of the Y-Type Composite Insulator String

Table 8

The comparison of analysis results between the no. 5 and no. 6 insulator strings.

Wind speed	Unloading angle			Maximum displacement
	V-type	Y-type	Y-type	V-type	Y-type	Y-type
30	0	0	0	0	0	0
35	0.08	0	0	0.152	0	0
40	4.64	4.40	0.52	1.72	1.42	0.597
45	9.75	9.19	5.03	2.162	1.785	1.542