浅析采煤机截割方式与原煤块率的关系

The Relation between Coal Lump Rate and Cutting Method of Miner

分析了采煤机割煤时形成碎块的原理 ,就采煤机截割参数对原煤块率的影响作了探讨 ,提出了在现有的综采装备条件下 ,通过改变采煤机的截割方式 ,提高原煤块率的几条可行途径。

The formation of broken coal whili miner works is analysed,the influence of cutting parameter to coal lump rate is discussed,some feasible waysto raise coal lump rate are put foreward.