Research Article
Experimental and Numerical Analysis of a High-Rise Structure with a Dual FPS Isolation System
Table 5
Peak displacements of the FPS isolator/m.
| ā | PGA | 1940 El Centro | 1952 Taft | 1979 Imperial Valley | 1994 Northridge |
| FPS inter-storey isolation structure | 0.1 | 0.0132 | 0.0015 | 0.007 | 0.0030 | 0.15 | 0.0149 | 0.0093 | 0.0011 | 0.0013 | 0.2 | 0.0240 | 0.0126 | 0.0032 | 0.0050 | 0.25 | 0.0247 | 0.0151 | 0.0192 | 0.0117 |
| FPS base isolation structure | 0.1 | 0.0090 | 0.0043 | 0.0016 | 0.0049 | 0.15 | 0.0120 | 0.0099 | 0.0037 | 0.0120 | 0.2 | 0.0311 | 0.0104 | 0.0041 | 0.0244 | 0.25 | 0.0344 | 0.0091 | 0.0071 | 0.0234 |
| FPS dual isolation structure | Upper isolation storey | 0.1 | 0.0035 | 0.0027 | 0.0008 | 0.0027 | 0.15 | 0.0080 | 0.0039 | 0.0010 | 0.0029 | 0.2 | 0.0105 | 0.0038 | 0.0011 | 0.0035 | 0.25 | 0.0143 | 0.0041 | 0.0014 | 0.0048 | Lower isolation storey | 0.1 | 0.0102 | 0.0061 | 0.0034 | 0.0101 | 0.15 | 0.0133 | 0.0055 | 0.0049 | 0.0157 | 0.2 | 0.0142 | 0.0080 | 0.0055 | 0.0155 | 0.25 | 0.0171 | 0.0103 | 0.0082 | 0.0162 |
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