Research Article

Vortex-Induced Vibration of a Cable-Stayed Bridge

Table 1

Geometric and physical parameters of the cable-stayed bridge and aeroelastic parameters.

ParameterUnitValue

Deck beamMass per unit length of the deck beam ()kg/m16940
Elastic modulus of the deck beam ()N/m22.0 × 1011
Area moment of inertia of the deck beam ()m41.20
Length of segment of the deck beam ()m35
Length of segment of the deck beam ()m40
Length of segment of the deck beam ()m50
Length of segment of the deck beam ()m50
Length of segment of the deck beam ()m50
Length of segment of the deck beam ()m40
Length of segment of the deck beam ()m35

Stay cablesMass per unit length of the stay cables ()kg/m286
Elastic modulus of the stay cables ()N/m22.0 × 1011
Cross-sectional area of the stay cables ()m20.0362
Length of stay cable () m52
Length of stay cable ()m60
Length of stay cable ()m60
Length of stay cable ()m52
Sag-to-span ratios of the stay cables ()0.01

Aeroelastic parametersAir density ()kg/m31.205
1122.5 [28]
6.88 [28]