基于层次分析法的露天矿薄煤层开采工艺
Open-pit Mine Thin Coal Seam Mining Technology Based on AHP
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摘要: 露天矿薄煤层开采工艺方式的选择关系到整个矿的原煤损失率、贫化率以及矿石块度等指标,直接影响到露天矿的经济效益。在研究影响薄煤层开采工艺的主要指标基础上,建立层次分析模型,并以哈尔乌素露天煤矿5#煤开采工艺为实例,论证结果的正确性。Abstract: Some indexes such as the loss rate and dilution rate of the coal and ore fragmentation are affected by the choice of thin coal seam mining technology in open-pit mines, which directly influences the economic benefit in open-pit mines. The AHP analyzing model was established based on researching the main indexes which influence thin coal seam mining technology. A case study was carried out by dealing with harwusu 5# coal mining system and the correctness was validated. The results have important guiding significance to the thin coal seam mining in similar mines.
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Keywords:
- open-pit mine /
- thin seam /
- AHP /
- evaluation method /
- mining technique
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