Research Article
Effective Semiactive Base Isolation System under Multiple Earthquakes
Table 6
Average of the peak responses for various sets of Q.
| Various sets | Peak acceleration (cm/s2) | Peak interstory drift (cm) | Peak base drift (cm) | Optimal case | r = 10−0.5 | rl-a | r = 10−14 | r = 10−0.5 | rl-a | r = 10−14 | r = 10−0.5 | rl-a | r = 10−14 | Optimal case |
| A-1 | 207 | 208 | 243 | 296 | 0.049 | 0.053 | 0.069 | 0.293 | 0.256 | 0.245 | 0.239 | A-2 | 207 | 208 | 243 | 296 | 0.049 | 0.053 | 0.069 | 0.293 | 0.256 | 0.245 | 0.239 | A-3 | 207 | 208 | 243 | 296 | 0.049 | 0.053 | 0.069 | 0.293 | 0.255 | 0.244 | 0.238 | A-4 | 207 | 208 | 263 | 325 | 0.049 | 0.060 | 0.076 | 0.293 | 0.217 | 0.212 | 0.201 | A-5 | 210 | 212 | 283 | 357 | 0.049 | 0.069 | 0.093 | 0.289 | 0.196 | 0.158 | 0.154 | A-6 | 295 | 295 | 306 | 343 | 0.074 | 0.084 | 0.087 | 0.182 | 0.163 | 0.158 | 0.155 |
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