厚煤层综放开采放煤工艺参数优化模拟研究  

Simulation research on optimized parameters in fully-mechanized top coal caving in thick coal seam

作　　者：焦星东 周梅[2] 孙军胜 

机构地区：[1]河南省岩土工程有限公司,河南郑州451400 [2]河南省地质矿产勘查开发局第二地质环境调查院,河南郑州450053 [3]河南省地质矿产勘查开发局第三地质勘查院,河南郑州451400

出　　处：《中州煤炭》2016年第9期61-64,共4页Zhongzhou Coal

摘　　要：为了掌握厚煤层综放工作面工艺参数对顶煤采出率的影响规律,同时优化主焦煤矿厚煤层综放开采放煤工艺参数,通过PFC2D数值模拟和现场工业试验相结合的方法,确定了最优的开采工艺,为煤矿创造了显著的技术经济效益和社会效益。In order to understand caving process parameters of fully-mechanized face on top？coal recovery rate of the law,optimizing the parameters of fully-mechanized top？coal caving face with thick coal seams,by using the method of combining PFC^2D numerical simula？tion and the field industrial test,the optimal caving process was determined in this paper,all this have provided a significant technical and economic benefits and social benefits.

关 键 词：综放工作面 采出率 PFC^2D 放煤参数 

分 类 号：TD823.49[矿业工程—煤矿开采]