Research Article
Shaking Table Test of Seismic Response of Immersed Tunnels under the Influence of Multiple Factors
Table 2
Similitude relations and ratios of the model system.
| | Item | Symbol | Similitude relation | Tunnel ratio | Soil ratio |
| | Geometry | | | 1/30 | 1/4 | | Elasticity modulus | | | 1/4 | 1/4 | | Mass density | | | 5 | 1 | | Displacement | | | 1/30 | 1/4 | | Acceleration | | | 1.5 | 1 | | Time | | | 0.149 | 1/2 | | Frequency | | | 6.711 | 2 | | Pore water pressure | | | — | 1/4 | | Shear wave velocity | | | — | 1/2 | | Stress | | | 1/4 | 1/4 |
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