Research Article
Vortex-Induced Vibration of a Cable-Stayed Bridge
Table 1
Geometric and physical parameters of the cable-stayed bridge and aeroelastic parameters.
| | Parameter | Unit | Value |
| Deck beam | Mass per unit length of the deck beam () | kg/m | 16940 | Elastic modulus of the deck beam () | N/m2 | 2.0 × 1011 | Area moment of inertia of the deck beam () | m4 | 1.20 | Length of segment of the deck beam () | m | 35 | Length of segment of the deck beam () | m | 40 | Length of segment of the deck beam () | m | 50 | Length of segment of the deck beam () | m | 50 | Length of segment of the deck beam () | m | 50 | Length of segment of the deck beam () | m | 40 | Length of segment of the deck beam () | m | 35 |
| Stay cables | Mass per unit length of the stay cables () | kg/m | 286 | Elastic modulus of the stay cables () | N/m2 | 2.0 × 1011 | Cross-sectional area of the stay cables () | m2 | 0.0362 | Length of stay cable () | m | 52 | Length of stay cable () | m | 60 | Length of stay cable () | m | 60 | Length of stay cable () | m | 52 | Sag-to-span ratios of the stay cables () | | 0.01 |
| Aeroelastic parameters | Air density () | kg/m3 | 1.205 | | | 1122.5 [28] | | | 6.88 [28] |
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