Research Article
Effect of Damping and Yielding on the Seismic Response of 3D Steel Buildings with PMRF
Table 8
Statistics of local damping reduction factors (
) for the 0–2 range.
| | | | | | Parameter | 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 |
| Axial | Ext. | Mean | 0.63 | 0.63 | 0.62 | 0.53 | 0.45 | 0.48 | 0.55 | 0.58 | 0.44 | 0.53 | 0.57 | 0.69 | 0.44 | 0.48 | 0.59 | 0.62 | COV | 0.27 | 0.26 | 0.24 | 0.29 | 0.39 | 0.38 | 0.32 | 0.33 | 0.30 | 0.25 | 0.34 | 0.22 | 0.44 | 0.35 | 0.34 | 0.32 | Int. | Mean | 0.42 | 0.42 | 0.50 | 0.49 | 0.43 | 0.47 | 0.52 | 0.47 | 0.35 | 0.37 | 0.40 | 0.46 | 0.42 | 0.46 | 0.49 | 0.54 | COV | 0.43 | 0.42 | 0.35 | 0.35 | 0.40 | 0.40 | 0.32 | 0.36 | 0.33 | 0.41 | 0.41 | 0.38 | 0.42 | 0.44 | 0.33 | 0.38 |
| Moment | Ext. | Mean | 0.77 | 0.72 | 0.81 | 0.80 | 0.77 | 0.72 | 0.81 | 0.80 | 0.44 | 0.75 | 0.44 | 0.80 | 0.79 | 0.79 | 0.90 | 0.90 | COV | 0.23 | 0.23 | 0.14 | 0.14 | 0.23 | 0.23 | 0.14 | 0.14 | 0.30 | 0.21 | 0.30 | 0.17 | 0.20 | 0.20 | 0.11 | 0.11 | Int. | Mean | 0.77 | 0.71 | 0.81 | 0.80 | 0.77 | 0.71 | 0.81 | 0.80 | 0.35 | 0.76 | 0.35 | 0.80 | 0.79 | 0.79 | 0.91 | 0.91 | COV | 0.23 | 0.22 | 0.14 | 0.15 | 0.23 | 0.22 | 0.14 | 0.15 | 0.33 | 0.22 | 0.33 | 0.18 | 0.20 | 0.20 | 0.11 | 0.11 |
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