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    A Study on the Failure Correlation of RC Frame Structure under Small Earthquakes
    小震下RC框架结构失效相关性研究
    Failure correlation analysis of RC frame structure under medium earthquake
    中震下RC框架结构的失效相关性分析
    Failure Correlation Analysis of RC Frame Structure Under Small Earthquakes
    小震作用下钢筋混凝土框架结构失效相关性分析
    The pseudo-dynamic testing on failure correlation of models of reinforced concrete frame structures under small earthquakes
    钢筋混凝土框架结构在小震作用下失效相关性的拟动力模型试验研究
    Currently, National Codes are only on the cross- sectional reliability level, but the higher reliability cross-sections may not form a higher-reliability structure. One of the key problems on the structural system reliability theory is the failure correlation problem.
    目前为国家规范所接受的尚仅为截面水平可靠度理论,而高可靠度的截面不一定能组成高可靠度的结构体系,结构体系可靠度计算的关键问题之一是失效的相关性问题,继PNET法之后,人们基于不同的失效相关性假设,又提出了许多不同的结构可靠度计算方法。
    Under the continuing funds of the National Natural Science Foundation, and based on the Monte-Carlo random simulation methods, Wang Dongwei and his students have being done numerous statistical analyses on the RC frameworks, shear walls and brick structures, and it has been obtained some of the failure correlation laws under small earthquakes, medium earthquakes and great earthquakes respectively.
    在国家自然科学基金项目的持续资助下,导师王东炜以及弟子们采用Monte-Carlo随机模拟的方法,对钢筋混凝土规范框架结构、剪力墙以及砌体结构进行了大量的统计分析工作,得出了小震、中震及大震作用下上述结构的部分失效相关性规律。
    This paper aims to find the failure rules and failure correlation rules of section constraints of RC frame structure designed according to the aseismic code under small earthquakes, using Monte-Carlo simu lation method, in order to present a significant analysis basis for the theory of reliability analysis, seismic strengthening and postearthquake repairs.
    旨在利用Monte-Carlo随机模拟法,探讨小震下按照抗震规范设计的RC框架结构截面约束间的失效规律和失效相关性规律,以期为结构的可靠性分析、抗震加固及震后修复等理论提供具有参考意义的分析依据。
    Finally, an example is given to illustrate the application of pro posed failure correlation rule in reliability evaluation of a RC frame structure.
    最后通过一个算例示出了建议的失效相关性规律在RC框架结构可靠性分析中的应用。
    On the basis of the definition of maintenance fai1ure of sectional constraints for RC driae structure under medium earthquakes, making use of nonlinear random analysis program of earthquake action to RC frame structures, the maintenance failure correlation under medium earthquakes is studied in this paper.
    在定义框架结构截面效应约束维修失效的基础上,利用钢筋混凝土框架结构非线性随机模拟地震反应分析程序,研究了在役框架结构在中震作用下截面效应约束的失效相关性
    Concepts of probability importance and probability sensitivity of sectional constraints of RC frame structure are put forward and studied in this paper,and their calculation methods are given based on the failure correlation and the achievements on reliability of structural system under minor and strong environment hazard respectively. The conclusions of this paper provide a scientific basis for the disaster-resistant maintenance strategy before and after earthquakes,enhancing the reliability of decision-making for the strengthening of existing structure.
    探讨了钢筋混凝土框架结构截面约束的概率重要度及概率灵敏度概念 ,利用失效相关性及结构体系可靠度方面的研究成果 ,给出了钢筋混凝土框架结构中各个截面效应约束分别在弱灾害和强灾害环境下的概率灵敏度与概率重要度的计算方法 ,所得结论可以为在役结构在地震前的预防性维修加固决策及震后结构的维修加固决策提供科学依据 ,从而提高了在役结构加固决策的可靠性 .
    Using Monte-Carlo simulation method, through failure correlation analysis of sectional constraints under medium and small earthquakes respectively, the failure correlation rules of sectional constraints of frame structure are obtained, and they are simplified into hypothesis which can be used in reliability evaluation of existing frame structure.
    利用Monte-Carlo随机模拟方法 ,分别通过小震和中震下的失效相关性分析 ,得出了框架结构截面效应约束的失效相关性规律 ,并将其简化为便于可靠性分析的假设 .
    From the aspects of concrete-filled steel tubular frames designed in accordance with the standard available, a method for Monte Carlo simulation is used to analyze the failure correlation of control profile under the minor earthquake , by which a method for analyzing the reliability of the structure under the “minor earthquake” is established.
    针对按现行规范设计的钢管混凝土框架,应用MonteCarlo随机模拟法,分析结构在小震作用下控制截面失效相关性,由此建立了结构在小震作用下的可靠度分析方法。
 

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