脉冲型地震动作用下钢框架结构地震需求概率模型
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赵国臣,徐龙军,杜佳俊,朱敬洲,朱兴吉,谢礼立
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Probabilistic seismic demand models for steel frame structures subjected to pulse-like ground motions
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Guo-chen ZHAO,Long-jun XU,Jia-jun DU,Jing-zhou ZHU,Xing-ji ZHU,Li-li XIE
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表 5 顶层位移概率模型参数的后验分布信息 |
Tab.5 Posterior statistics of parameters for top displacement probabilistic model |
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参数 | μ | σ | ρ | $ {\theta _{{d1}}} $ | $ {\theta _{{d2}}} $ | $ {\theta _{{d5}}} $ | $ {\theta _{{d6}}} $ | $ {\theta _{{d10}}} $ | $ {\sigma _{{d}}} $ | $ {\theta _{{d1}}} $ | 0.808 | 0.081 | 1.00 | — | — | — | — | — | $ {\theta _{{d2}}} $ | 0.025 | 0.004 | −0.64 | 1.000 | — | — | — | — | $ {\theta _{{d5}}} $ | 0.026 | 0.006 | −0.50 | −0.120 | 1.00 | — | — | — | $ {\theta _{{d6}}} $ | −0.461 | 0.118 | −0.61 | 0.200 | 0.42 | 1.00 | — | — | $ {\theta _{{d10}}} $ | 0.232 | 0.065 | −0.32 | 0.690 | −0.19 | 0.24 | 1.000 | — | $ {\sigma _{{d}}} $ | 0.179 | 0.012 | −0.03 | 0.008 | 0.03 | 0.01 | −0.007 | 1.0 |
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