Wind Tunnel Test Investigation on Unsteady Aerodynamic Coefficients of Iced 4-Bundle Conductors

Table 1

Symbols and abbreviations.

Symbols	Items	Unit
FD	Drag	N
FL	Lift	N
Mz	Moment	Nm
Cd	Drag coefficients
CL	Lift coefficients
Cm	Moment coefficients
U	Wind velocity	m/s
α	Wind attack angle	°