Research Article
Experimental Study and Seismic Response Evaluation of Chlorobutyl Rubber-Based Viscoelastic Dampers
Table 3
Experimentally evaluated response properties of the 1/5 scale prototype viscoelastic dampers.
| f (Hz) | Shear deformation (mm) | Reference CIIR | Modified CIIR | (kN/mm) | (kN.s/mm) | | k (kN/mm) | c (kN.s/mm) | β |
| 0.5 | 4 | 0.239 | 0.0108 | 0.07 | 0.574 | 0.0641 | 0.18 | 8 | 0.172 | 0.0124 | 0.11 | 0.461 | 0.0525 | 0.18 | 12 | 0.144 | 0.0115 | 0.12 | 0.369 | 0.0372 | 0.16 |
| 0.7 | 4 | 0.255 | 0.0128 | 0.11 | 0.537 | 0.0461 | 0.19 | 8 | 0.196 | 0.0111 | 0.12 | 0.396 | 0.0325 | 0.18 | 12 | 0.189 | 0.0094 | 0.11 | 0.312 | 0.0247 | 0.17 |
| 1.0 | 4 | 0.259 | 0.0097 | 0.12 | 0.576 | 0.0275 | 0.15 | 8 | 0.190 | 0.0064 | 0.11 | 0.428 | 0.0217 | 0.16 | 12 | 0.173 | 0.0054 | 0.10 | 0.433 | 0.0187 | 0.14 |
| 3.0 | 4 | 0.261 | 0.0031 | 0.11 | 0.659 | 0.0155 | 0.22 | 8 | 0.206 | 0.0027 | 0.12 | 0.518 | 0.0105 | 0.19 |
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