以岩质边坡平面滑动破坏模式为例证明随机响应面法在边坡可靠度分析中的有效性。
An example of reliability analysis of rock slope stability with plane failure is presented to demonstrate the validity and capability of the proposed SRSM.
通过对雪峰露天矿山顺层岩质边坡的岩体结构力学参数进行分析,应用响应面法计算边坡可靠度,结果与实际情况基本相符。
Based on the analysis of physical and mechanical parameters of bedding stratified rock slope of Xuefeng open pit, the rock slope reliability is calculated by the response surface method, th...
将模糊随机可靠度理论应用于边坡的稳定分析,建立了基于几何法计算广义可靠指标的数学模型。
A geometry based mathematical model is established for the calculation of reliability index by use of the fuzzy random reliability theory for slope stability analysis.
也有利用可靠度理论分析边坡结构可靠性的研究报告,但目前其研究成果还不够成熟。
Some research results about using reliability method to analyze the slope stability are also reported, but these research are not mature enough at present.
结果分析表明,传统可靠度分析结果偏于不安全,而利用模糊随机可靠度来评价边坡稳定状况更趋于合理性。
It is found that results of the traditional reliability method are less securable and those of fuzzy-random reliability method are more reasonable.
本文探讨了以概率统计理论为基础得边坡分析方法,在边坡土体的参数确定和可靠度分析方面取得了一些具有理论和现实意义的成果。
So the method has some subjectivity features. The analysis method for slopes based on the statistics and probability theory is researched in this paper.
提出了一种应用可靠度理论进行边坡稳定性计算的实用方法。
A practical method is put forward to carry out slope stability computation by applying the reliability theory.
综合安全系数和可靠度方法进行边坡稳定分析比单一采用安全系数法具有明显优势。
The combination of comprehensive safety factor method and reliability method is much advantageous than the single safety factor method in the analysis of slope stability.
然而,目前边坡工程可靠度分析中,有关各种服务期边坡可靠性的衰退,还没有得到明晰的考虑。
The effect of deterioration on the reliability of slopes of various periods of service, however, has seldom been considered explicitly in the current reliability approach in slope engineering.
依据结构可靠度设计理论,提出边坡稳定验算的概率统计方法。
According to the design theory of the structure reliability, this paper presents the probability statistical method of the checking calculation of slope stability.
随着边坡稳定性研究的深入,可靠度已取代稳定性系数成为边坡安全性评价的指标。
Along with the deep study on slope stability, taking the place of stability coefficient, degree of reliability has become an index of evaluating slope security.
考虑边坡工程稳定性分析与支护设计存在不确定因素,本文还利用可靠性理论,对边坡设计方案进行了可靠度分析。
Considering the uncertain factors of the slope stability and shoring design, this paper adopts reliability theory to analyze the stability.
算例和工程实例表明,通过可靠度指标可以对三维边坡的稳定性从失效概率方面加以解释说明。
It was indicated that the three-dimensional slope stability could be explained by the failure probability through the reliability index.
结合可靠度分析可以进一步确定坡体状态以及确定影响边坡稳定的主要因素。
Reliability analysis can be combined to further determine the slope to determine the impact of state and a major factor in slope stability.
该程序操作简便,适用于多岩土层非均质任意形状滑裂面边坡稳定分析,具有边坡稳定确定性分析和逆可靠度分析两大功能,便于计算结果的比较分析。
The program can use the inverse reliability method and Limit equilibrium method to evaluate stability of slope with multilayer and arbitrary slip surface. It facilitates comparison of results.
边坡稳定一阶可靠度分析的常用方法是验算点法,该方法在求解可靠指标时需要进行迭代计算。
Design point method, in which the iterative calculation is needed to computer the reliability index, is usually used for first-order reliability analysis of slope.
本文针对淠河总干渠(城区段)边坡这一实际工程引入了安全系数和可靠度相结合的双重指标体系分析方法进行稳定分析,得出了较为全面的结论;
This paper has come to some comprehensive conclusions on the basis of the practical use of this double-index evaluation method in the slope of Pishihang Channel.
本文针对淠河总干渠(城区段)边坡这一实际工程引入了安全系数和可靠度相结合的双重指标体系分析方法进行稳定分析,得出了较为全面的结论;
This paper has come to some comprehensive conclusions on the basis of the practical use of this double-index evaluation method in the slope of Pishihang Channel.
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