Analysis of urban earthquake disaster by scenario computing?

来源 :中国计算力学大会2018暨国际华人计算力学大会2018 | 被引量 : 0次 | 上传用户:woyaodefeixiang
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
  Earthquake is one of the major threats for constructions and urban safety.For modern mega cities,different types of buildings and functional areas and their geographical layout bring more difficulties for simulating propagation of seismic waves of earthquake in cities by traditional numerical methods.
其他文献
In this paper,the Generalized Beam(GB)lattice model is adopted to study the confinement-shear effect of quasi-brittle materials in tensile test.The microstructure of quasi-brittle materials is describ
In the case of arbitrary traction on the side faces of an object,a polynomial function of the radial coordinate can be employed to describe the side-face loads using the scaled boundary finite element
Due to its dual cover systems,i.e.,the mathematical cover and the physical cover,the numerical manifold method(NMM)is superior in crack modeling.In this work,the NMM is further developed to study the
混凝土是目前世界上使用最广泛的人工材料。水泥水化的主要产物—水化硅酸钙(C-S-H),是混凝土的主要粘结相,在混凝土的力学性能方面起到主导作用,其原子结构与常见的硅酸钙玻璃类似。
Carbon black reinforced natural rubber is a composite material that is increasingly being used in engineering applications.Detailed knowledge of the relationship between the composition of reinforced
Concrete is a kind of multiphase composite,which consists of the sand,the aggregate,and the cavity.The macro-mechanical property of concrete is deeply influenced by the meso-structure,and the macrosco
Brake unit bracket of bogie frame is an important load-carrying component especially under emergence stopping and starting.Traditional infinite/safe life approach achieves an over conservative recomme
Flexible riser is a complicated structure composed of several independent layers which is widely used in offshore applications and always encounter mechanical loads and chemical corrosion.An equivalen
针对城市安全的两大高风险问题——极端灾难和人为破坏事件,聚焦安全处置的大型城市功能承载体——复杂多功能建筑体与高密度建筑群,进行基于多元、非完整信息的城市区域建模技术及建筑群灾变多尺度模型降阶方法研究,在此基础上,提出并发展模型-数据混合驱动的城市区域灾害演化过程的大规模快速分析理论和技术。
The cracking behavior and failure mode of a 78-m-high concrete double-curvature arch dam with weak upper abutment are investigated through performing cracking analysis.The mechanical behavior of concr