摘要
分析了厚煤层综放工作面回撤期间煤炭自燃的主要原因,提出了停采撤面前的保障措施以及撤除期间主要防治技术,认为快速撤离"三机"同时加强采空区灌浆堵漏是防治采空区煤炭自燃的关键。
This paper presents an analysis of the major causes of the spontaneous combustion of coal during top coal caving longwall face withdrawal from thick coal seam and puts forward the technical measures against relevant disaster and the major technologies used to fight against mine fire during the face withdrawal.According to this paper,a fast withdrawal of coal shearer,face conveyor and face supports and at the same time an intensified grouting for leakage blocking are of utmost importance to the prevention and control of coal spontaneous combustion in gob area.
出处
《中国煤炭》
北大核心
2010年第3期104-106,共3页
China Coal
关键词
厚煤层
综放工作面
撤架
防灭火技术
thick coal seam
top coal caving long wall face
support withdrawal
fire prevention and control technology
