Research Article
Effect of Damping and Yielding on the Seismic Response of 3D Steel Buildings with PMRF
Table 4
Statistics of damping global reduction factors (
) for shears and the 0–2 range.
| Earthquake | | | | | SC1 | SC2 | EQ1 | EQ2 | 2D1 | 2D2 | SD1 | SD2 | N-S | E-W | N-S | E-W | N-S | E-W | N-S | E-W | N-S | E-W | N-S | E-W | N-S | E-W | N-S | E-W |
| 1 | 0.54 | 0.56 | 0.62 | 0.56 | 0.47 | 0.61 | 0.64 | 0.51 | 0.54 | 0.58 | 0.51 | 0.54 | 0.66 | 0.69 | 0.77 | 0.71 | 2 | 0.9 | 0.93 | 0.88 | 0.76 | 0.87 | 0.93 | 0.88 | 0.88 | 0.92 | 0.95 | 0.88 | 0.85 | 0.99 | 1.01 | 0.98 | 0.97 | 3 | 0.87 | 0.95 | 0.76 | 0.82 | 0.76 | 0.75 | 0.88 | 0.82 | 0.9 | 0.97 | 0.76 | 0.82 | 0.99 | 0.97 | 0.9 | 0.92 | 4 | 0.74 | 0.59 | 0.67 | 0.8 | 0.76 | 0.59 | 0.79 | 0.84 | 0.70 | 0.60 | 0.73 | 0.75 | 0.90 | 0.70 | 0.94 | 0.94 | 5 | 0.91 | 0.94 | 0.85 | 0.82 | 0.9 | 0.61 | 0.83 | 0.75 | 0.69 | 0.94 | 0.81 | 0.82 | 0.86 | 0.97 | 0.98 | 0.96 | 6 | 0.48 | 0.79 | 0.75 | 0.57 | 0.57 | 0.42 | 0.64 | 0.86 | 0.4 | 0.73 | 0.76 | 0.67 | 0.76 | 0.7 | 0.79 | 0.76 | 7 | 0.84 | 0.83 | 0.77 | 0.75 | 0.76 | 0.77 | 0.88 | 0.87 | 0.9 | 0.85 | 0.78 | 0.72 | 0.95 | 0.97 | 0.92 | 0.92 | 8 | 0.74 | 0.61 | 0.86 | 0.64 | 0.68 | 0.48 | 0.81 | 0.84 | 0.74 | 0.66 | 0.66 | 0.82 | 0.74 | 0.58 | 0.97 | 0.79 | 9 | 0.83 | 0.66 | 0.88 | 0.77 | 0.85 | 0.91 | 0.83 | 0.89 | 0.82 | 0.75 | 0.84 | 0.82 | 0.95 | 0.93 | 0.96 | 0.97 | 10 | 0.79 | 0.96 | 0.88 | 0.89 | 0.9 | 0.78 | 0.87 | 0.88 | 0.8 | 0.96 | 0.9 | 0.9 | 0.86 | 0.97 | 0.99 | 0.97 | 11 | 0.86 | 0.84 | 0.87 | 0.85 | 0.64 | 0.81 | 0.85 | 0.91 | 0.85 | 0.81 | 0.87 | 0.81 | 0.92 | 0.94 | 0.99 | 0.96 | 12 | 0.83 | 0.57 | 0.82 | 0.6 | 0.85 | 0.59 | 0.74 | 0.68 | 0.86 | 0.75 | 0.78 | 0.81 | 0.95 | 0.97 | 0.92 | 0.76 | 13 | 0.59 | 0.71 | 0.77 | 0.75 | 0.89 | 0.67 | 0.87 | 0.65 | 0.58 | 0.78 | 0.77 | 0.77 | 0.62 | 0.83 | 0.98 | 0.93 | 14 | 0.63 | 0.77 | 0.89 | 0.89 | 0.84 | 0.91 | 0.73 | 0.9 | 0.6 | 0.77 | 0.88 | 0.93 | 0.66 | 0.84 | 0.97 | 0.97 | 15 | 0.56 | 0.84 | 0.74 | 0.71 | 0.68 | 0.66 | 0.75 | 0.73 | 0.48 | 0.78 | 0.6 | 0.75 | 0.69 | 0.82 | 0.63 | 0.71 | 16 | 0.49 | 0.59 | 0.53 | 0.57 | 0.84 | 0.55 | 0.49 | 0.66 | 0.5 | 0.6 | 0.57 | 0.58 | 0.52 | 0.53 | 0.91 | 0.48 | 17 | 0.91 | 0.89 | 0.83 | 0.87 | 0.78 | 0.64 | 0.89 | 0.90 | 0.87 | 0.88 | 0.88 | 0.88 | 0.93 | 0.97 | 0.94 | 0.94 | 18 | 0.86 | 0.62 | 0.67 | 0.62 | 0.59 | 0.63 | 0.51 | 0.56 | 0.64 | 0.50 | 0.64 | 0.66 | 0.58 | 0.5 | 0.9 | 0.99 | 19 | 0.64 | 0.51 | 0.68 | 0.68 | 0.7 | 0.68 | 0.64 | 0.61 | 0.5 | 0.67 | 0.69 | 0.6 | 0.81 | 0.48 | 0.94 | 0.81 | 20 | 0.77 | 0.91 | 0.62 | 0.85 | 0.54 | 0.75 | 0.69 | 0.67 | 0.73 | 0.67 | 0.56 | 0.54 | 0.51 | 0.87 | 0.71 | 0.6 |
| Mean | 0.74 | 0.75 | 0.77 | 0.74 | 0.74 | 0.69 | 0.76 | 0.77 | 0.70 | 0.76 | 0.74 | 0.75 | 0.79 | 0.81 | 0.91 | 0.85 | COV | 0.20 | 0.20 | 0.14 | 0.15 | 0.17 | 0.20 | 0.16 | 0.16 | 0.23 | 0.18 | 0.16 | 0.16 | 0.20 | 0.22 | 0.11 | 0.17 |
|
|