A review on investigation of water-preserved coal mining in western China

• 作 者: Limin Fan Xiongde Ma
• 机 构: KeyLaboratoryofMineGeologicalHazardMechanismandControl,ShaanxiInstituteofGeo-EnvironmentMonitoring,C
• 出 处: 国际煤炭科学技术学报:英文版
• 发表日期: 2018年4期
• 关键词: Water-preserved coal mining(WPCM) ECOLOGICAL WATER table ECOLOGICAL fragile MINI
• 基金项目: National Key Foundation(973)Research Program(No.2 013CB227901),Science and Technology Extension Program of Shaanxi(No.2011TG-01).

Yushenfu mining area is located in an ecological fragile area in western China, the coal seam of which is the Jurassic Ysn'an Foirnalion. The Jurassic Yan'an Formation con tains five minable coal seams, the top layer of which is thick, covered by