A new point of view that the failure of slope is a fuzzy event is put forward.
提出了边坡失稳破坏是一模糊事件的新观点。
Deformation and failure of slope is a complicated process. A definite function to predict deformation of slope is not available due to many influencing factors and undefined feature.
边坡变形与破坏是一个复杂的过程,其影响因素众多、且具有不确定性,一般很难用确定的函数式来预测。
The major failure mode of the slope is the local rock block lossing stability, and after taking suitable strengthening countermeasures, the slope stability can be reached.
局部块体失稳是边坡的主要破坏形式,采取适当的加固处理措施后可保证其稳定性。
The results indicate that the designed deeply mining plan may lead to partial failure, and the adjusted plan effectively improves the condition of deep slope.
计算结果表明原有设计方案深部开采会导致局部破坏,调整方案有效地改善了深部边坡状况。
Taking Fushun Strip Coal Mine slope for example, the failure mechanism and distortion rule of the slope are analyzed.
以抚顺西露天矿北帮边坡为例,分析了边坡变形规律和破坏机制。
On this basis, discuss the failure modes of the slope and the impact of excavation soil.
在此基础上,讨论了边坡的破坏模式及土体由于开挖作用的影响。
Therefore, it is further proved that local failure theory is correct and weak structural plane will control the stability of slope.
从而进一步证明了局部破坏理论的正确性和边坡软弱结构面是控制边坡稳定的关键因素。
Based on the geological background and mechanism, mechanical model of buckling failure for the consequent slope is given in this paper.
本文根据顺层边坡的地质背景及力学作用机制,抽象出了顺层边坡溃屈破坏的力学模型。
It shall reckon in tilting movement resulting from perched water in the stability analysis of tilting failure of bedded rock slope, thus it can only explain many irregular phenomena of topping mass.
层状岩石边坡倾倒破坏稳定分析中,应计入上层滞水产生的倾倒力矩,这样才能解释倾倒体的许多不规则现象。
The major influence factors of stability and the deformation and failure modes of consequent bedding rock slope are summarized.
对影响顺层岩质边坡稳定性的主要因素及其变形破坏模式进行了研究总结。
Wedge failure is one of familiar failure types in rock slope, and the stability analysis of wedge is a classical problem in rock slope engineering.
楔形体破坏是岩质边坡中最常见的一种破坏形式,楔形体稳定问题也是岩质边坡工程中的经典问题。
And the use of rigidity degeneration and rebuilding in RFPA well simulated the whole process of slope progressive failure.
同时应用rfpa方法中刚度退化和刚度重建手段,可以很好地模拟出了边坡渐进破坏的全过程。
Reliability theory is induced in slope stability analysis, which is called slope reliability analysis. The purpose of slope reliability analysis is calculating the slope failure probability.
可靠性理论被引入到边坡稳定性分析中来了,称为边坡可靠性分析,边坡可靠性分析的主要目的是计算边坡发生破坏的概率。
The probability of slope failure and distribution of safety factor are ascertained, which can show the slope stability as better.
边坡可靠性分析方法得出了边坡破坏的概率和安全系数分布,更好地描述了边坡的稳定性。
As failure pattern of excavation slope is similar with that of natural slope, it is concluded that the method is appropriate for stability analysis of excavation slope.
开挖边坡和天然边坡具有相似的破坏形式,表明强度折减有限元方法适用于开挖边坡的稳定性分析。
There are lots of discontinuities whose geometry exhibits a random behavior in rock excavated slopes, and the failure surface of the slope is normally consisted of the joints and rock-bridges.
岩石边坡开挖中存在大量的随机结构面,结构面与岩桥的组合破坏是边坡破坏的一种重要形式。
While the reservoir water level is changing, the groundwater drainage of the slope is changing, which could cause slope failure.
当库水位变化时,库岸边坡地下水排泄条件发生变化,该条件的变化可以导致库岸边坡失稳。
The seasonal wetting-drying cycles result in a down-slope creeping of the shallow soil layer, leading to progressive slope failure.
季节性干湿循环使得边坡浅层土体逐渐发生向坡下蠕变,以致边坡发生渐进累积破坏。
Landslide is the main failure form of earth slope under gravity erosion. In engineering practice, the circle sliced method is popularly used in slope stability assessment.
滑坡是土坡重力侵蚀破坏的主要形式,在目前的工程实践中,土坡稳定性分析最常用的方法是圆弧条分法。
Rockmass corrosion is the base deformation and failure of the subgrade slope.
岩体腐蚀是路基边坡变形破坏的前提与基础。
If the true dip line of one or two joint planes plot within a sliding zone of double-faced slope, a double-faced sliding failure can be possible.
如果有一两个节理面真倾向线落在滑动区内,滑动破坏才可能发生。
Through a successful example of integrated treatment of earth slope failure, the design and application of slide-resistant piles were introduced briefly.
通过土坡滑坍综合治理成功的实例,简要介绍抗滑桩在土坡滑坍综合治理中的设计与应用。
Random wedge failure is one of the common failure types of rock slope excavation.
随机楔体的破坏是岩石开挖边坡中常见的破坏类型之一。
On this basis, it determines the failure mode of the slope rockmass and presents an important foundation for the rockmass mechanics analysis.
在此基础上,确定了边坡岩体的破坏模式,为边坡岩体力学分析提供了重要的基础。
Through the failure of thawing-soil slope the method for the stability evaluation of the slope with different seepage conditions is presented.
基于典型热融滑塌型斜坡失稳,针对不同的渗流条件建立了其稳定性评价方法。
The key of strength reduction method is how to define the critical failure state of slope.
强度折减有限元方法分析边坡的关键问题是临界破坏状态的确定。
The influence of the soil shearing strength index on slope stability is recommended, and the inducing factor of rainfall on formation cracking and slip failure in the surface of slope is presented.
讨论了粘性土在不同固结状态下的强度指标变化规律,阐述了土的强度指标对滑坡稳定性的影响,以及雨水对滑坡崩塌滑动的诱发作用。
Through the engineering practice, the bedding failure mechanisms of bedded rock side-slope could be divided into three types: plane rotatory sliding, disintegration sliding and gradual destruction.
通过工程实践,将层状岩体边坡顺层破坏机理归纳为三方面的问题,即:平面旋转滑动、解体滑动和渐进破坏。
Based on field investigation and lab tests, the main failure form of the sand loess slope and its impact factors on the northern loess Plateau are summarized in this paper.
基于野外调查和室内试验分析,阐述了黄土高原北部砂黄土边坡破坏的主要形式及其影响因素。
Based on field investigation and lab tests, the main failure form of the sand loess slope and its impact factors on the northern loess Plateau are summarized in this paper.
基于野外调查和室内试验分析,阐述了黄土高原北部砂黄土边坡破坏的主要形式及其影响因素。
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