Research Article
Seismic Performance of Midstory Isolated Structures under Near-Field Pulse-Like Ground Motion and Limiting Deformation of Isolation Layers
Table 1
Main characteristics of lead-rubber bearing.
| | Bearing type | Allowable deformation (m) | Vertical stiffness (kN/m) | Preyield stiffness (kN/m) | Postyield stiffness (kN/m) | Yield force (kN) | Equivalent damping ratio | Equivalent stiffness (kN/m) |
| | GZY700 | 0.385 | 2614000 | 6519 | 1003 | 94.2 | 27.2% | 1859 |
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