Research Article
Sensitivity Analysis of the Influence of Structural Parameters on Dynamic Behaviour of Highly Redundant Cable-Stayed Bridges
Table 3
Comparison of natural frequencies (Hz) with changes in Young’s modulus of steel girders (
and PC girders (
).
| | TL1 | V1 | V2 | TL2 | V3 | TL3 |
| 0.7, | 0.103 | 0.209 | 0.26 | 0.276 | 0.355 | 0.535 | 0.8, | 0.109 | 0.212 | 0.264 | 0.293 | 0.359 | 0.547 | 0.9, | 0.115 | 0.214 | 0.267 | 0.308 | 0.363 | 0.555 | 1.1, | 0.126 | 0.217 | 0.273 | 0.327 | 0.370 | 0.571 | 1.2, | 0.130 | 0.218 | 0.275 | 0.331 | 0.373 | 0.578 | 1.3, | 0.135 | 0.220 | 0.277 | 0.333 | 0.376 | 0.585 | , | 0.120 | 0.216 | 0.270 | 0.32 | 0.367 | 0.564 | 0.7, | 0.120 | 0.215 | 0.269 | 0.320 | 0.367 | 0.564 | 0.8, | 0.120 | 0.215 | 0.269 | 0.320 | 0.367 | 0.564 | 0.9, | 0.120 | 0.215 | 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 | 0.368 | 0.564 | 1.3, | 0.120 | 0.216 | 0.270 | 0.320 | 0.368 | 0.564 |
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