分析了露天矿复合煤层选采的基本类型及影响各自选采经济性的主要因素。通过研究选采对露天矿煤炭价格、可采储量、煤炭消费成本和环境成本的影响,建立了复合煤层选采的经济评价模型。
The paper analyzed the selected mining types of multiple coal seams and the main factors affecting their own economic evaluation. By studying the impaetion of selective mining on coal prices, recoverable reserves, coal consumption costs and environmental costs,an economic evaluation model for multiple coal seams selection is established.