Research Article
Seismic Behavior of Steel Off-Diagonal Bracing System (ODBS) Utilized in Reinforced Concrete Frame
Table 8
The values of maximum response of structural frames along various eccentricities.
| El Centro time-history accel. loading | General characteristics | Models and numbers | Max. ecc. () | Max. acc. (g) | Max. vel. (cm/s) | Max. displ. (cm) | Initial stiffness (KN/cm) | Period (1st mode) (Sec) | at first yield point (cm) |
| ODBS (p0) | 0.00 | 0.342 | 46.08 | 3.93 | 491.78 | 0.47 | 2.83 | ODBS (p1) | 0.1 | 0.261 | 40.14 | 4.67 | 315.59 | 0.59 | 2.49 | ODBS (p2) | 0.2 | 0.175 | 37.72 | 5.10 | 158.51 | 0.83 | 2.31 | ODBS (p3) | 0.3 | 0.073 | 33.30 | 6.06 | 77.49 | 1.19 | 2.1 | ODBS (p4) | 0.4 | 0.034 | 34.71 | 6.81 | 37.77 | 1.71 | 1.7 | ODBS (p5) | 0.5 | 0.028 | 36.95 | 6.22 | 17.36 | 2.52 | 1.6 | ODBS (p6) | 0.6 | 0.023 | 38.71 | 6.16 | 6.50 | 4.12 | 1.3 | ODBS (p7) | 0.7 | 0.018 | 40.08 | 6.00 | 1.23 | 9.48 | 1.1 |
| X-bracing | ā | 0.581 | 78.35 | 2.04 | 894.39 | 0.39 | 2.96 |
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