By means of member-storey model, a new method is proposed to study the time-history reliability of aseismatic structures under frequent earthquake.

• 采用杆系-层模型,将计算结构静力可靠度的改进虚拟变量法与常规有限元法及时程分析法相结合,建立了小震作用下结构时程可靠度分析方法。