Research Article
A Relative Reliability Approach for Direct Displacement-Based Seismic Design of Partially Prestressed Reinforced Concrete Frame Structures
Table 4
Performance point coordinates and related parameters of frame designed according to DDBD under frequent earthquake risk.
| Number of frames | Performance point () | Performance point () | Story drift ratio of performance point | Target drift ratio | Relative error |
| YKJ-1 | (0.00946, 0.3081) | (277.10, 0.01139) | 1/1330 | 1/1399 | 4.93% | YKJ-2 | (0.01538, 0.7411) | (679.72, 0.01853) | 1/826 | 1/850 | 2.82% | YKJ-7 | (0.01271, 0.2370) | (368.04, 0.01585) | 1/1733 | 1/1399 | −19.3% | YKJ-8 | (0.02148, 0.5505) | (873.99, 0.02680) | 1/969 | 1/850 | −14.0% | YKJ-9 | (0.01193, 0.2506) | (579.10, 0.01488) | 1/1827 | 1/1399 | −23.4% | YKJ-10 | (0.02089, 0.5642) | (1328.4, 0.02610) | 1/995 | 1/850 | −17.0% | YKJ-13 | (0.01000, 0.2933) | (390.00, 0.01204) | 1/1226 | 1/1399 | 12.4% | YKJ-14 | (0.01523, 0.7473) | (1009.6, 0.01835) | 1/821 | 1/850 | 3.41% | YKJ-19 | (0.01626, 0.2975) | (461.99, 0.02028) | 1/1383 | 1/1399 | 1.14% | YKJ-20 | (0.02714, 0.6991) | (1109.9, 0.03387) | 1/769 | 1/850 | 9.53% |
|
|
Note: relative error = (story drift ratio of performance point − target drift ratio)/story drift ratio of performance point.
|