Strata behavior investigation for high-intensity mining in the water-rich coal seam

• 作 者: Ding Huande Miao Xiexing Ju Fe
• 机 构: SchoolofMines,StateKeyLaboratoryforGeomechanicsandDeepUndergroundEngineering,HuadianCoalIndustryGrou
• 出 处: 矿业科学技术学报：英文版
• 发表日期: 2014年3期
• 关键词: 高强度开采 矿压显现规律 煤层 富水 压力峰值 支承压力 中国西部 煤矿安全 Coal seam under aquiferStrata behaviorsHi
• 基金项目: We gratefully acknowledge financial support from the National Basic Research Program of China （973 Program） under grant 2013CB227905.

This paper describes a specific case of mining in a water-rich coal seam in western China. Water inrushes,roof caving and other disasters induced by intensive mining operation could pose great threats to the safety of coal mines. The strata behavior durin