Research Article
Sensitivity Analysis of the Influence of Structural Parameters on Dynamic Behaviour of Highly Redundant Cable-Stayed Bridges
Table 4
Comparison of natural frequencies (Hz) with changes in mass density of steel girders (
and PC girders (
).
| | TL1 | V1 | V2 | TL2 | V3 | TL3 |
| 0.7 | 0.136 | 0.243 | 0.305 | 0.333 | 0.374 | 0.577 | 0.8 | 0.130 | 0.233 | 0.292 | 0.331 | 0.369 | 0.571 | 0.9 | 0.125 | 0.224 | 0.28 | 0.327 | 0.365 | 0.569 | 1.1 | 0.116 | 0.208 | 0.261 | 0.311 | 0.354 | 0.546 | 1.2 | 0.112 | 0.202 | 0.252 | 0.303 | 0.343 | 0.529 | 1.3 | 0.109 | 0.196 | 0.245 | 0.294 | 0.336 | 0.514 | | 0.120 | 0.216 | 0.270 | 0.320 | 0.367 | 0.564 | 0.7 | 0.121 | 0.216 | 0.270 | 0.320 | 0.367 | 0.564 | 0.8 | 0.120 | 0.216 | 0.270 | 0.320 | 0.367 | 0.564 | 0.9 | 0.120 | 0.216 | 0.270 | 0.320 | 0.367 | 0.564 | 1.1 | 0.120 | 0.216 | 0.270 | 0.320 | 0.367 | 0.564 | 1.2 | 0.120 | 0.216 | 0.270 | 0.320 | 0.367 | 0.564 | 1.3 | 0.120 | 0.216 | 0.270 | 0.320 | 0.367 | 0.564 |
|
|