Stability assessment of rock surrounding an I-beam supported retreating roadway

来源 :中南大学学报：英文版 | 被引量 : 0次 | 上传用户：qq310474070

【摘要】

：

The installation of a back-wall guard-board is the key to successfully supporting underground retreating roadways in coal mines. Based on the coordinate support

【作者】

：

严红张吉雄李林玥冯锐敏

【机构】

：

KeyLaboratoryofDeepCoalResourceMining（ChinaUniversityofMiningandTechnology）,DepartmentofMiningandMin

【出处】

：

中南大学学报：英文版

【发表日期】

：

2015年9期

【关键词】

：

稳定性评价工字钢支架巷道围岩围岩稳定性力学模型最大挠度支撑结构稳定性判据 mine support retreating roadway me

【基金项目】

：

Project（2014QNA50） supported by Fundamental Research Funds for the Central Universities,China, Project（51404248） supported by the National Natural Science Foundation of China, Project supported by the

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The installation of a back-wall guard-board is the key to successfully supporting underground retreating roadways in coal mines. Based on the coordinate support principle, and using an I-shaped steel support for the surrounding rock, a mechanical model wa

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Stability assessment of rock surrounding an I-beam supported retreating roadway

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