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通过对动力煤资源生产现状和电厂对煤质要求的分析，针对节能、节运、环保及动力煤储量丰富的“三北”地区干旱、高寒、缺水的区域特征，指出风力干法选煤技术是投资省、见效快、对原煤适应性强、符合国情的实用技术，介绍了风力干法选煤技术对不同灰分原煤的分选结果。
According to the present situation of thermal coal resource production and the requirement of coal quality in power plant, aiming at the regional characteristics of drought, alpine and lack of water in the “Three Norths” region which is rich in energy conservation, transportation, environmental protection and thermal coal reserves, Technology is the province of investment, quick, adaptable to raw coal, in line with national conditions and practical technology, introduced the dry-process coal preparation technology for the separation of different raw coal ash results.