Results 151 to 160 of about 2,631 (179)
Some of the next articles are maybe not open access.
Classification of Surrounding Rock of Bolt Supported in Coal Mine Roadway
Advanced Materials Research, 2014Classification of Surrounding rock of roadway of Coal mine bolt supporting is the basis of bolting design, To scientifically design coal roadway bolting, classification of surrounding rock of coal roadway bolting must first be carry out. in this paper, the comprehensive application of knowledge engineering, rock mechanics, we developed the surrounding ...
Feng Shan Han, Li Song
openaire +1 more source
Geotechnical and Geological Engineering, 2021
In order to reveal the mechanism of surrounding rock deformation and instability of soft rock roadway in 12# working face of Puhe coal mine, and synthetical analysis of the surrounding rock, deformation and failure of the roadway shows that the original support scheme is difficult to maintain the stability of roadway.
Xiangqian Wang +4 more
openaire +1 more source
In order to reveal the mechanism of surrounding rock deformation and instability of soft rock roadway in 12# working face of Puhe coal mine, and synthetical analysis of the surrounding rock, deformation and failure of the roadway shows that the original support scheme is difficult to maintain the stability of roadway.
Xiangqian Wang +4 more
openaire +1 more source
Advanced Materials Research, 2012
To explore support technical problems in deep soft rock roadway, according to deep complicated geological conditions in 102 transport rise of Yuandian Mine, obtaining deformation characteristics of roadway in the initial support scheme under conditions, analysing the reasons of instability and failure of surrounding rock, proposing the surrounding rock
Wen Hua Zha, Xin Zhu Hua
openaire +1 more source
To explore support technical problems in deep soft rock roadway, according to deep complicated geological conditions in 102 transport rise of Yuandian Mine, obtaining deformation characteristics of roadway in the initial support scheme under conditions, analysing the reasons of instability and failure of surrounding rock, proposing the surrounding rock
Wen Hua Zha, Xin Zhu Hua
openaire +1 more source
The Mechanical Mechanism of Hulking Force Stable Principle of Surrounding Rocks in Soft Rock Roadway
Advanced Materials Research, 2014This paper aims to reveal the important role of the hulking force in stabilizing the roadway. After introducing the three ultimate strength of the foundation rock upon, starting from the perspective of stress state, the article on the deformation area surrounding rock for a more reasonable division, and thus gives the main factors roadway deformation ...
Wei Pei Xue, Lai Wang Jing
openaire +1 more source
Applied Mechanics and Materials, 2013
Based on the detection principle of ground penetrating radar, the feasibility of detecting breaking rock zone of roadway surrounding rock with ground penetrating radar is analysed. In the case of detecting breaking rock zone of roadway surrounding rock in Huafeng Colliery, the method of radar detection and image analysis is suggested.
Fu Jun Zhang, Hai Feng Cui, Yi Rui Hao
openaire +1 more source
Based on the detection principle of ground penetrating radar, the feasibility of detecting breaking rock zone of roadway surrounding rock with ground penetrating radar is analysed. In the case of detecting breaking rock zone of roadway surrounding rock in Huafeng Colliery, the method of radar detection and image analysis is suggested.
Fu Jun Zhang, Hai Feng Cui, Yi Rui Hao
openaire +1 more source
Advanced Materials Research, 2011
For operation roadway of anchor net support with rock urst tendency, the paper analyzed mechanism that anchor of roadway depress disaster of pressure bump by use of dynamic theory and researched influence degree of different anchor parameters on surrounding rock of roadway with rock burst hazard by use of numerical simulation software FLAC3D.
openaire +1 more source
For operation roadway of anchor net support with rock urst tendency, the paper analyzed mechanism that anchor of roadway depress disaster of pressure bump by use of dynamic theory and researched influence degree of different anchor parameters on surrounding rock of roadway with rock burst hazard by use of numerical simulation software FLAC3D.
openaire +1 more source
Asymmetrical Deformation Mechanisms in Layered Inclined Surrounding Rock of Roadways
GeoStruct Innovations, 2023Lei Tan +4 more
openaire +1 more source