扩展散体单元法(EDEM)是结构倒塌模拟的一种方法。
Extended distinct element method (EDEM) is a method used to simulate the structure collapse.
基于这些结论，对火灾下的整体结构倒塌模拟提出了建议。
Base on the conclusion, some advices for the simulation of whole structure in fire are proposed.
基于倒塌率的结构倒塌易损性分析是目前评价结构抗倒塌能力最合理的方法。
The collapse-vulnerability analysis based on collapse probability is the most reasonable method to evaluate the collapse resistant capacity of structures.
开发了离散元框架内的网格实体模型（SLM），模拟拆除爆破中结构倒塌的复杂动力学过程。
The SLM is developed to simulate the complicate dynamic process for structural collapse of demolishing blast in frame of DEM(Discrete Element Method).
如果能够提高结构的抗火能力或者提高结构的延性，将有可能避免结构倒塌，避免惨剧再次发生。
If improving the steel fire-resistant ability or enhancing the ductility of the structure, the collapse can be avoided.
摘要：为了模拟火灾下结构倒塌破坏行为，需要开发能够反映结构火灾整体行为的高效数值模型。
Abstract: High efficient numerical models that can simulate the behaviors of entire structural system are very important to the study on fire-induced progressive collapse of RC frame structures.
本文建立了适合框架结构倒塌分析的离散单元模型，并且研究了模型的破坏准则、阻尼等参数确定方法。
In this paper, a discrete element model for collapse simulation of frame structures is developed. The failure criterion and determination of analytical parameters such as damping are also studied.
在这些人员稀少的村庄还有较大一点的镇gyegu，成千上万的土木建筑倒塌，很多结构较大的建筑也遭到重创和毁坏。
In the sparsely populated villages and the larger town of Gyegu, thousands of wood-earth buildings collapsed and many larger structured heavily damaged or destroyed.
社区工作者必须明白这点，并帮助民众重建他们的家庭和社会生活，就如重建他们倒塌的房屋一样，以此重建社会基本结构。
Community workers must realise this and help reweave the societal fabric by helping people to rebuild their family and social life, just as they rebuild their broken houses.
由于在地震中遇难的人大部分都是被倒塌的建筑物砸死的，所以一定要改进建筑结构，以便它们能够抵御地震的力量。
As most of the people who die in earthquakes are killed by falling building, building structures must be improved so that they can withstand the power of earthquakes.
当然，缺点是如果在某个步骤的任一点没有完成，或者某个微型建材摆放错误的话，那么整个结构将会倒塌。
The flaw is, of course, that if at any point one of the steps is not reached, or one of the toy blocks is incorrectly placed, then the whole structure collapses.
利用双重破坏准则，确定了结构地震破损度标准，提出了建筑物倒塌破坏的评估理论与方法。
Making use of the double control damage criterion and index, the evaluation theory and the collapse mechanism of the structure are put forward.
“建筑结构优质的大楼”不会因此倒塌，但是建筑技术需要做出改变。
And 'well engineered structures' could survive, but there was a need for a change in building techniques.
偶尔会有现存的建筑物已经倒塌而无法修复时需要重新临时设计结构。
Occasionally structures are designed from scratch when the existing building has collapsed beyond repair.
分析结果表明：对于钢结构，提高材料的失效应变，可以显著提高结构抵抗连续倒塌的能力。
The analysis results show that the progressive collapse resisting capacity of steel structures can be remarkably improved by increasing the failure strain of the structural material.
基于最大变形和累积耗能线性组合的双重破坏准则及破坏指标，对单自由度结构进行了倒塌分析。
Based on the double control damage criterion and index of the linear function of the maximum deformation and cumulative hysteretic energy, the collapse of the SDOF structures is analysed.
结果表明，混凝土芯筒的剪力墙屈服后，其内置的延性加强构件(钢管柱)对结构的防倒塌有显著的作用。
It is found that the ductile strengthen member (concrete fill steel tube) play an important role to prevent the structure from collapse after the shear walls partially yield.
从理论上探讨了结构地震倒塌模式，提出了以退化刚度比作为破坏参数的地震破坏模型。
The earthquake collapse mechanism of structures is discussed, and an earthquake damage model is proposed, in which the degradation stiffness ratio is used as a damage parameter.
备用荷载路径法是结构连续性倒塌分析中最常用的方法。
The alternative load path method is widely used to analyze the structural progressive collapse in civil engineering.
为了在结构出现严重破坏或者倒塌之前找出这些缺陷和损伤并加以处理避免灾难发生，人们开始对结构进行损伤检测和健康监测等研究。
Serious damage to the structure or to find flaws before the collapse and damage and deal with them avoid disaster, people began to structural damage detection and health monitoring study.
本文根据其结构的特殊性及周边复杂环境，确定了水塔倒塌方向和爆破缺口位置，以及其他爆破技术参数；
According to the special structure and the complicated environment of the water tower, this article designed collapsing direction, the position of blasting gap and blasting parameters.
根据待拆烟囱的结构特点和周围环境，拆除采用了单向折叠倒塌的爆破方案。
In accordance with engineering characteristics and conditions in surroundings, a chimney was demolished by blasting with unilateralism puckered collapsed direction.
用泥砖结构建造的80%的居民房倒塌。
More than 80% of the residential houses built with mud and brick have collapsed.
本文主要通过算例对比，分析了隔震与非隔震砌体结构极震下抵抗倒塌的能力。
The seismic performance of the isolated and non-isolated masonry structures under the extreme earthquake are compared through case study.
本文主要通过算例对比，分析了隔震与非隔震砌体结构极震下抵抗倒塌的能力。
The seismic performance of the isolated and non-isolated masonry structures under the extreme earthquake are compared through case study.
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