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本文根据现场生产和实测资料,从理论上论述了回采工作面支护密度的确定方法。回采工作面支护密度主要考虑每棵支柱的支护面积,其值依据顶板压力大小和支柱平均工作阻力而定。支护面积确定后,综合考虑工作面各项指标及参数,确定排、柱距。
普通炮采工作面支护密度的合理确定
【摘 要】
：
本文根据现场生产和实测资料,从理论上论述了回采工作面支护密度的确定方法。回采工作面支护密度主要考虑每棵支柱的支护面积,其值依据顶板压力大小和支柱平均工作阻力而定。
【机 构】
：
平顶山矿务局安培中心
【出 处】
：
煤矿安全
【发表日期】
：
1991年3期
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