能源与节能
能源與節能
능원여절능
SHANXI ENERGY AND CONSERVATION
2015年
7期
184-185
,共2页
破碎顶板%冒顶机理%控制措施%顶板管理
破碎頂闆%冒頂機理%控製措施%頂闆管理
파쇄정판%모정궤리%공제조시%정판관리
broken roof%fall mechanism%control measures%roof management
在综采工作面过破碎段时,破碎顶板得不到有效控制和及时支护,可能发生冒顶事故。详细分析了破碎顶板冒顶机理,介绍了在实际生产中,破碎顶板的几种有效控制措施。
在綜採工作麵過破碎段時,破碎頂闆得不到有效控製和及時支護,可能髮生冒頂事故。詳細分析瞭破碎頂闆冒頂機理,介紹瞭在實際生產中,破碎頂闆的幾種有效控製措施。
재종채공작면과파쇄단시,파쇄정판득불도유효공제화급시지호,가능발생모정사고。상세분석료파쇄정판모정궤리,개소료재실제생산중,파쇄정판적궤충유효공제조시。
Broken roof can not be effectively controlled and timely supported when go through broken section in fully mechanized coal face, and roof fall accident may occur. Detailed analysis of fall mechanism of the broken roof was made, and several effective control measures of broken roof were introduced in the actual production.