Research Article
The Use of Limestone Sand for the Seismic Base Isolation of Structures
Table 1
Comparison of some maximum values of experimental and numerical results.
| | ag,max = 0.1 g | ag,max = 0.2 g | ag,max = 0.3 g | ag,max = 0.4 g | Experimental | Numerical | Experimental | Numerical | Experimental | Numerical | Experimental | Numerical |
| Column C1 | | u (mm) | 11.02 | 11.29 | 36.20 | 38.01 | 70.31 | 72.30 | — | — | (mm) | — | — | — | — | — | — | — | — | εs-left side (‰) | 1.69 | 1.77 | 3.56 | 3.42 | 4.48 | 4.53 | — | — | εc-right side (‰) | −0.92 | −0.94 | −2.53 | −2.62 | −5.52 | −5.47 | — | — | au (ms−2) | 2.01 | 1.98 | 2.52 | 2.61 | 5.06 | 4.99 | — | — |
| Column C2 | | u (mm) | 10.05 | 10.45 | 31.11 | 30.98 | 43.12 | 42.98 | 76.31 | 73.42 | (mm) | 0.34 | 0.35 | 1.13 | 1.21 | 0.82 | 0.79 | 1.08 | 1.06 | εs-left side (‰) | 1.38 | 1.45 | 8.65 | 8.77 | 9.06 | 8.99 | 9.24 | 9.35 | εc-right side (‰) | −1.05 | −1.16 | −2.12 | −2.08 | −3.15 | −3.26 | −1.35 | −1.29 | au (ms−2) | 1.12 | 1.18 | 2.51 | 2.42 | 3.28 | 3.48 | 5.06 | 4.99 |
| Column C3 | | u (mm) | 13.06 | 13.51 | 29.12 | 28.55 | 52.22 | 49.11 | 96.57 | 105.2 | (mm) | 0.58 | 0.63 | 2.27 | 2.12 | 2.84 | 2.95 | 2.84 | 2.96 | εs-left side (‰) | 1.94 | 1.88 | 4.00 | 3.95 | 4.08 | 3.98 | 3.00 | 2.95 | εc-right side (‰) | −0.82 | −0.86 | −1.22 | −1.32 | −3.05 | −3.11 | −4.15 | −4.00 | au (ms−2) | 1.51 | 1.62 | 2.25 | 2.02 | 4.42 | 4.51 | 12.54 | 11.28 |
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