chain pillar

Concentration Factor of Stress around Non-Circular Underground Roadways;

地下非圆形巷道周边应力集中系数

Rules and support ways of roadway support and wall rock common loading;

巷道支护与围岩共同承载的规律与支护方式

Quantitative prediction and evaluation on the regularity of asymmetric damage and distortion upon broken rock mass roadways;

破碎岩体巷道非对称破坏与变形规律定量预计与评价

Optimization of Drift Support in Loose and Fractured Host Rock;

松散破碎围岩巷道支护优化设计

Research on Comprehensive Control Technique for Heavy Roof Fall in Weak Mudstone Drift;

松软泥岩巷道大冒顶综合治理技术的研究

Study on the controlled perimeter blasting for drift in soft rock;

软岩巷道周边控制爆破的研究

Research on Integrated Construction Technology for Tunnel Conjunction in Complex Geological Circumstance of Igneous Rock;

火成岩复杂地质环境巷道交岔点成套施工技术

Grinds Changes and the Application of The Mine Ttunnel Impractical Flexible Rope Way Transportation Pulley;

矿山巷道架空柔性索道运输滑车的研改及应用

Design and development of coal mine tunnel automatically generation module;

煤矿巷道自动生成模块的研究与开发

Key Technology of Automatically Drawing Mine Map——Heterogeneous Attribute Roadways Drawing and Dimensioning;

矿图自动绘制的关键技术——异构属性巷道的绘制与标注

With the large-scale exploitation performance and deep mining,the support problems of special soft rock roadways under high stress become increasingly serious.

随着矿山开采的大规模进行和采深的加大,深部高应力极软岩巷道支护问题日益严重。

By means of numerical simulation software 2D-σ for geotechnic engineering,this paper analyzes the effect of bolt grouting support in soft rock roadways.

采用岩土工程数值模拟软件 2D -σ ,对软岩巷道锚注支护效果进行了数值模拟研究。

Study on laneway excavation monitoring and best secondary support time with new austrian tunnelling method;

新奥法巷道开挖监控及最佳二次支护时间的研究

On Relation between Fracture Structure and Laneway Stability;

断裂构造与巷道稳固性关系的探讨

Evolution of supporting theoretical study and destroy mechanism of laneway in high stressed soft rocks;

高应力软岩巷道破坏机理及其支护理论研究