Research Article

The Numerical Analysis for Parametric Resonance of Multicable System considering Interaction between Adjacent Beam Portions

Table 2

The basic parameters of the components in the Ci subsystem.

The parameter of the component (symbol)The values

MassTower (m1)2000 kg
The same for all beam portions (m2i+1) 1000 kg
The same for all the unit mass of the cable (μm2i)1 kg/m

StiffnessThe bending stiffness of the tower (k1)104 kN/m
The bending stiffness of the beam portion (EI)5 ∗ 104 kN·m2
The tensional rigidity of the cable (EAi)5 ∗ 104 kN

DistanceThe distance between the cable acting points on the beam (Δd)10 m

Air dampingAll of the component0