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Single Support and Flexible Shield Bracket in Elevation Angle and Thick Coal Seam
Pages: 6-8
Year: Issue:  3
Journal: Coal

Keyword:  大倾角单体支柱侧向放煤柔掩支架;
Abstract: 大倾角厚煤层开采是长沟峪矿现阶段面临的最主要的技术难题.文章根据该矿区实际煤岩赋存条件,提出单体撑侧向放柔掩支架采煤技术,即使用单体支柱对架体进行支撑,实现了大倾角条件下柔掩支架的正常下放;采用侧向放煤关键技术实现了厚煤层一次采全高.实践证明,这种采煤技术具有良好的社会效益和经济效益,其研究成果可在长沟峪矿及同等条件的煤层进行推广使用.
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