Closed-Form Formula of the Transverse Dynamic Stiffness of a Shallowly Inclined Taut Cable

Table 3

A comparison between the calculated and measured dynamic stiffness.

	Frequency
	1.8632	2.0961	2.3290	2.5619	2.7948
Measured	1.184×10^5	7.609×10^4	2.275×10^4	4.106×10^4	1.197×10^5
Method one	1.157×10^5	7.345×10^4	2.226×10^4	3.983×10^4	1.159×10^5
Relative error (%)	−2.253	−3.4755	−2.153	−3.0075	−3.195
Method two	1.077×10^5	7.153×10^4	2.109×10^4	3.958×10^4	1.055×10^5
Relative error (%)	−9.037	−5.992	−7.97	−3.604	−11.863
Method three	1.253×10^5	8.062×10^5	2.153×10^4	4.299×10^4	1.268×10^5
Relative error (%)	5.828	5.953	5.363	4.700	5.931