Structural Design and Mechanical Performance Analysis of Carbon Fiber Closed Fixtures for UHV Transmission Lines

Table 1

Mechanical parameters of T700/T009 material.

Direction	Elastic modulus	Tensile strength	Compressive strength
Direction 1 (MPa)	140000	2616	965
Direction 2 (MPa)	9000	47	168
Direction 3 (MPa)	9000	47	124
Direction	Shear modulus	Shear strength	Poisson’s ratio
1-2 face (MPa)	4700	72	0.32
2-3 face (MPa)	3100	51	0.45
1-3 face (MPa)	4700	71	0.32
Density (g/cm^3)	1.61	Single-layer thickness/mm	0.2