大断面岩巷下山巷道分层快速掘进技术研究与应用_OpenScirbe Publishing

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大断面岩巷下山巷道分层快速掘进技术研究与应用

Author(s)：
刘海波

Publication Title：

Wen Yuan (Primary School Edition) 2020 No.03

Affiliations：
冀中能源邯矿集团山西金地煤焦有限公司赤峪煤山西 032100

Abstract：
随着煤炭开采技术的不断更新，生产工艺的优化对于掘进水平的提高起到了至关重要的作用，特别是在大断面大坡度下山巷道掘进过程中目前可选的掘进装备较少，这就要求利用现有的掘进设备去适应特定条件下的巷道掘进，分层掘进工艺的实施就有效解决了大断面大坡度下山巷道掘进的难题，而且显著提高了掘进的单进水平。赤峪煤矿通过在中央采区皮带下山实施分层掘进，选择了适合的分层高度及上下两个分层的滞后距离，有效解决了综掘效率低下的难题，取得了良好的效果，为今后煤矿开拓巷道大断面大坡度掘进提供可靠的理论依据。

Keywords：
大断面；大坡度；分层掘进

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[1] 刘海波.大断面岩巷下山巷道分层快速掘进技术研究与应用[J].Wen Yuan (Primary School Edition),2020(03),.

文渊(小学版)

Wen Yuan (Primary School Edition)

Language: 中文

CN：11-9274/G

ISSN：2096-6261

Publication Frequency: 月刊

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