极限状态 | 考虑相关性 | 未考虑相关性 |
轻微破坏 | 0.095g/0.0769 | 0.111g/0.0443 |
中等破坏 | 0.340g/0.0523 | 0.274g/0.0404 |
严重破坏 | 0.435g/0.0618 | 0.371g/0.0556 |
完全破坏 | 0.630g/0.0821 | 0.560g/0.0736 |
Ground motion intensities corresponding to peak standard deviation
Figures of the Article
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Details of Daikai subway station
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FE model for Daikai subway station
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Acceleration response spectra of seismic records
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Acceleration response spectra at the bedrock
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Seismic demand samples and fitting results
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Schematic diagram of M-θ skeleton curve
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Marginal probability density curves of statistical uncertainty variables
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Comparison of mean and estimated seismic fragilities
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Standard deviations of seismic fragility
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Mean and envelope seismic fragility curves of subway station
Tables of the Article
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极限状态 轻微破坏 中等破坏 严重破坏 完全破坏 mc/% 0.1453 0.2983 0.3795 0.5308 βc 0.1763 0.1681 0.1508 0.2222 -
待定参数 统计不确定性变量 α1 α2 βd b0 -22.6662 -207.6298 -38.8341 b1 1.9867 -4.3506 186.5833 b2 72.4687 3.1861 -126.8387 b3 2.1695 -5.6748 62.6025 b4 -59.7779 -0.9661 -733.9239 ζ 7.96×10-9 3.08×10-13 1.91×10-9 -
变量 Pearson相关系数 Kendall秩相关系数 Gaussian Copula相关系数 α1和α2 0.9523 0.8066 0.9542 α1和βd -0.0071 -0.0070 -0.0109 α2和βd -0.0046 -0.0064 -0.0101 -
极限状态 考虑相关性 未考虑相关性 轻微破坏 0.095g/0.0769 0.111g/0.0443 中等破坏 0.340g/0.0523 0.274g/0.0404 严重破坏 0.435g/0.0618 0.371g/0.0556 完全破坏 0.630g/0.0821 0.560g/0.0736 -
PGA/g 轻微破坏 中等破坏 严重破坏 完全破坏 上界 下界 上界 下界 上界 下界 上界 下界 0.1 0.5787 0.3367 0.0095 0.0279 0.0009 0.0057 0.0001 0.0008 0.2 0.9806 0.7638 0.3257 0.2225 0.1251 0.0864 0.0341 0.0205 0.3 0.9992 0.9171 0.7438 0.4636# 0.4941* 0.2481 0.2099 0.0793 0.4 0.9999 0.9685 0.9251 0.6501# 0.7854* 0.4224# 0.4661* 0.1687 0.5 1.000 0.9870 0.9798 0.7751# 0.9215* 0.5715# 0.6825* 0.2710 0.6 1.000 0.9942# 0.9945* 0.8550# 0.9732* 0.6880# 0.8244* 0.3728 0.7 1.000 0.9973# 0.9985* 0.9055# 0.9908* 0.7725# 0.9064* 0.4669 注:符号#和*所对应数值分别代表相邻极限状态的包络地震易损性交叉区间下限和上限。
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