repair bay

The stress relaxation method,suitable for rapid measurement in underground tunnel,is introduced in detail in this paper,and the technical procedure and the results of ground stress measurement in Dahongshan Iron Mine mining area are presented as well.

本文详细介绍了适用于深部地下硐室的地应力测量方法——应变解除法,并介绍了大红山铁矿矿区深部地应力测量的方法、过程和结果。

Analysis on secondary stress field characters of hard surrounding rock in large underground caverns by elasto-brittle-plastic constitutive models;

大型硬岩地下硐室围岩二次应力场特征弹脆塑性分析

The underground cavern is the one of important factors that damages the stability of the pit slope.

地下硐室是危害露天矿边坡稳定性的重要因素,其分布情况更是评价露天矿边坡稳定性的重要条件,通过分析地下硐室的应力分布情况熏利用极限平衡法及格里菲斯强度理论熏讨论并研究了地下硐室对露天矿边坡稳定性的影响熏发现地下硐室的直径和其走向与整体边坡走向的关系对露天矿边坡稳定性的影响很大。

The rock mass fracture is considerably developed in underground caverns of Huanggou Pumped Storage Station,so it is significant for engineering construction to predefine whether there are unstable blocks on excavation planes of underground caverns.

荒沟水电站地下硐室群开挖区围岩裂隙较发育,因此确定硐室群开挖面上可能产生的块体及其稳定性对工程施工意义重大。

The causes of abnormal quality of environmental water due to excavation of the underground powerhouse group of a pumped storage power station were analyzed in this study.

分析了某抽水蓄能电站地下厂房硐室群开挖引起环境水水质异常的成因。

The Influence of Surface Blasting Vibration on Underground Chambers;

地表爆破震动对地下硐室的影响研究

The Program Exploitation of Block Stability for Underground Caverns and Engineering Application;

地下硐室块体稳定性分析程序开发及工程应用

Research on the Evolution Mechanism of Pressure Arch of Underground Cavern Excavated in Different Ways

不同开挖方式地下硐室压力拱的演变机理研究

ANALYSES OF BLOCK DEFORMATION CHARACTERISTICS OF LARGE UNDERGROUND CAVERN AND ITS STABILITY UNDER HIGH IN-SITU STRESS

高地应力下大型地下硐室块体变形特征及其稳定性分析

A Stability Evaluation of Excavating Underground Hydropower Station on the Right Bank of the Sanxia Project;

三峡右岸地下电站主厂房硐室开挖过程结构稳定性分析

Experience in combined supporting for use in large-span underground chamber under soft roof strata

软岩顶板下大断面硐室联合支护经验

Study on Chamber Wall Rock Stability under Blasting Dynamic Load;

爆破动载作用下邻近硐室围岩稳定性的研究

Dynamic response of surrounding rock with high stress in deep chamber

深埋硐室高围压条件下的围岩动力学响应

Construction Technology of Extra-large Chamber with Super 100m~2 Net Section under Complex Condition

复杂条件下净断面超100m~2特大硐室施工技术

Application of Chamber Blasting for Opencast Working Instead of Underground Working in Coal Mine with Fire(Down)

硐室爆破在火区煤矿井采转露采中的应用(下)

The application of engineering geology to specific adit digging at deep shaft

工程地质在深井中特殊硐室开挖中的应用

Key Techniques of Geologic Logging Information System for Complex Tunnel;

复杂硐室地质编录信息系统关键技术研究

Numerical Simulation Research on Blasting Vibration about Chamber Blasting with Linear Charge

条形药包硐室爆破地震效应的数值模拟研究

Design and construction of two-door prevention water gate chamber with high pressure

高压双门硐防水闸门硐室设计与施工

The Research about the Tunneling and Supporting Technologies for the Chambers with Large Cross Section in the Condition of Unstable Rock Surrounding

不稳定围岩条件下大断面硐室掘进和支护的技术探讨

Experimental Research on Safety Protection of Chamber Blasting Charging in High-temperature Chamber

硐室爆破时高温硐室装药的安全防护试验研究

In China, it is the first time to adopt vehicle-made emulsified dynamite successfully in cave laneway blasting.

在我国,车制乳化炸药成功地应用于硐室爆破尚属首次。

Research on Effect of Pressure Relief for Chambers in Deeply Buried HJ Composite Soft Rocks with Pilot-tunneling Method

深埋HJ复合型软岩硐室导硐法让压效果研究