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Research on Feasibility of Thick and Hard Roof Bare Top Support
Author(s): ZHANG Xiang-dong
Pages: 35-
38
Year: 2016
Issue:
11
Journal: Coal Technology
Keyword: 厚硬顶板; 裸顶支护; 可行性;
Abstract: 基于厚硬顶板工作面回采巷道支护方案富裕系数过大、严重降低巷道支护效率的特点,以辛置煤矿东区10#煤层开采为工程背景,系统研究了厚硬顶板条件下的支护方案.研究表明,裸顶支护,即巷道在进行支护时,对两帮进行正常支护,对顶板进行不支护或者简单支护的支护形式,在保证支护质量的前提下有效地加快了施工进度,为巷道的支护提供了新的理论基础.
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