工程岩体稳定性

给出了一个基于单元BP神经网络拓扑而成的耦合神经计算模型，对其在地下工程岩体稳定性评价系统中的应用进行了研究。

This paper presents a coupling neural network calculation model based on unit BP neural network , and studies its application in underground rock mass stability evaluation system .

地下工程岩体稳定性分类

Classification of rock stability in underground engineering

岩石节理是影响工程岩体稳定性的主要因素之一。

Rock joint is one of the major factors which affects the stability of engineering rocks .

结果表明，耦合神经计算地下工程岩体稳定性评价系统有着较好的实用性和先进性。

The example shows that coupling neural calculation of underground rock mass stability system is advanced and practical in engineering .

根据岩体声发射各阶段特征，建立了工程岩体稳定性智能辨识模型。

According to characteristics of AE in different stages , an intelligent identification model for analyzing stability in rock engineering was created .

本文的研究内容及结论：（1）水对工程岩体稳定性的影响有化学作用和力学作用两个方面。

Research content and conclusion is as follows : ( 1 ) The impacts of water to the stability of engineering rock mass are chemical and mechanical actions .

结构面抗剪强度是工程岩体稳定性评价的重要参数，经验估算方法是获得结构面抗剪强度参数的有效途径之一。

The shear strength of rock joints is the essential element affecting the stability of the engineering rock mass , and the estimation-method is an effective means to get the shear strength of rock joints .

应用1kHz的探头，能满足工程岩体的稳定性分析和冒落预报的要求。

In addition , the 1 kHz sensor is suitable to analyze stability of rock-mass and forecast its fall .

边坡工程岩体的稳定性分析计算中必须重视水力学因素和卸荷作用的影响，并得到了有意义的表达式；

While the stability analysis of slope rock mass emphasizes hydraulics and unloading effect , and some essential expressions are obtained .

新疆康普水利枢纽工程联合进水口边坡岩体稳定性分析

The slope stability analysis of the Xinjiang Kang-Pu Reservoir Joint Intake

非饱和渗流、应力耦合行为是影响粘土类工程岩体的强度和稳定性的重要因素。

Coupled unsaturated flow in claystone has high effect on strength and stability of underground engineering .

当前国内外岩土工程发展迅速，岩体稳定性的研究也具有越来越重要的工程意义。

With the rapid development of geotechnical engineering at home and abroad , investigating the stability of rock mass is more and more significant for engineering .

浅表生结构的研究，对认识河谷岩体的岩体结构特征、工程岩体结构建模及稳定性评价等具有重要意义。

Study of epigenetic structure of rockmass is very important for understanding the structure of valley rockmass , constructing structural model of the rockmass , and its stability evaluation .

基于岩体中发育的各种结构面使岩体物理力学性质变得十分复杂，对工程岩体的变形和稳定性起着控制作用，岩体结构面的受力变形是岩体力学和工程地质学中的研究热点之一。

There are various discontinuities in the rock mass , they make physical and mechanical properties of rock mass become very complicated and play a controlling role in Engineering rock deformation and stability , so the research of discontinuity is an important part in the rock mechanics and engineering geology .

水与岩石的作用是目前地下工程学科研究的重点课题，是工程岩体稳定性研究的重点所在，则对不同含水条件下岩石力学特性的研究有着重要的理论及实际意义。

As the focus of research topic to the geotechnical engineering , water-rock interaction is important to the study of the stability of engineering rock-mass . And experimental research on mechanical characteristics of rock in different water conditions , which is a critical role of the water-rock interaction .

作者根据工程实践，分析了岩石风化、结构面特性、残余构造应力场方向对岩石工程岩体稳定性的影响。

Rock weathering , discontinues property and orientations of residual tectonic stress field impacting to rock mass stabilities were analyzed based on engineering practices .

工程应用实践证明，混沌动力学能较好地反映岩体的声发射特征，所建立的预测与智能辨识模型能较好地预测和分析工程岩体稳定性。

In-situ case verifies that chaotic kinetics can reflect the characteristics of and the intelligent identification model proposed in this paper is able to predict and analyze stability in rock engineering , especially in deep mining .