Tiandi(Tangshan)Mining Technology Co..Ltd. Tangshan Research Institute Co.,Ltd..China Coal Technology Engineering Group Corporation

鉴于煤炭分选对煤炭清洁利用的重要性,概述了我国选煤工业发展现状与选煤厂大型化、设备国产化趋势,总结了近年来选煤工艺与装备取得的技术进步,分析了选煤装备可靠性、自动化水平等方面存在的问题与差距。针对我国煤炭工业规模化、集约化发展需求,选煤工艺简单化、装备大型化、智能化,资源利用合理化,提高动力煤入选比例和煤泥减量化是选煤技术的发展方向。

in view of the importance of coal preparation to coal clean tiization.the authors introduced the present status of the development of China's cal preparation industry and the trend to develop large-scale coal preparation plants and domestic procss equipment.The technological advances made in recent years in coal ceaning process and equipment were summarzed.Meanwhile,the insuficiencies of China's coal cleaning equipment in re l lity and avtomation level were analyzed.Finally in order to meet the requirements of the scale and inensive development of china's coal industythe authors pointed out that the use of smplifred proc.ssill arger and smar cqupment.and rationalized energ utilization,.as well as inrease of preparaton proporion of power coal reated and decrease of producion of calslime,were the future development tendency.

河北省重大科技成果转化专项资助项目(160441042)；