Research Article
A Quick Assessment and Optimization Method for a Flutter Aerodynamic Measure of a Typical Flat Box Girder
Table 1
Design parameters of the model of the original girder section.
| | Parameters | Symbol | Unit | Measured value |
| | Equivalent mass | m | kg/m | 15.080 | | Equivalent inertia movement | Jm | kg·m2/m | 0.622 | | Fundamental vertical bending frequency | | Hz | 1.274 | | Fundamental torsional frequency | ft | Hz | 2.839 | | Vertical bending damping ratio | | — | 6.7% | | Torsional damping ratio | | — | 3.5% |
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