Rib stability: A way forward for safe coal extraction in India

来源 :矿业科学技术学报：英文版 | 被引量 : 0次 | 上传用户：wzllh

【摘要】

：

Ensuring rib stability during pillar extraction is of prime importance in bord and pillar (B&P) method of underground coal mining with caving. Rib stability has

【作者】

：

Singh Satyendra K. Agrawal Har

【机构】

：

MiningMethodsandDesignSimulationResearchGroup

【出处】

：

矿业科学技术学报：英文版

【发表日期】

：

2017年6期

【关键词】

：

RIB stress estimation Rib-strength Rib-stability Numerical modeling Bord & P

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Ensuring rib stability during pillar extraction is of prime importance in bord and pillar (B&P) method of underground coal mining with caving. Rib stability has been assessed here by way of assessing factor of safety (FOS), a ratio of the strength of

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Rib stability: A way forward for safe coal extraction in India

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