Nonlinear Seismic Behavior of Different Boundary Conditions of Transmission Line Systems under Earthquake Loading

Table 3

Comparison of the fundamental frequencies of the suspension type model.

Frequency	Transmission line
	Model 1 (Hz)	Model 2 (Hz)	Difference/%
Longitudinal	0.1510	0.1464	3.05
Transverse	0.1394	0.1387	1.15
Frequency	Transmission tower
	Model 1 (Hz)	Model 2 (Hz)	Difference/%
Longitudinal	1.7830	1.7705	0.70
Transverse	1.7556	1.7332	1.05