Shaanxi Xinneng Coal Preparation Technology Co. Ltd, Xi’an
Key Laboratory of Coal Processing and Efficient Utilization (Ministry of Education), China University of Mining & Technology,Xuzhou
School of Chemical Engineering and Technology, China University of Mining &Technology,Xuzhou
Shanxi Changzhi Wangzhuang Coal Industry Co. , Ltd, Changzhi

针对陕西某选煤厂入选煤质变化较大、集成化不高、智能化程度底等问题,结合煤炭行业智能化应用与发展趋势,通过对选煤工艺流程和洗选装备进行分析,以自动化为基础,准确拾取底层数据,建立生产模型,主要针对重介系统、浓缩系统等环节进行改造,提高了选煤厂生产的科学性和稳定性,实现了降本增效、安全生产。

In view of the problems of large changes in the quality of coal selected by the Changzhi Coal Preparation Plant, low integration and low degree of intelligence, combined with the intelligent application and development trend of the coal industry,through analyzing the coal preparation process and washing equipment, based on automation, using various data acquisition devices to accurately pick up the underlying data, establish production models, mainly for the reform of dense medium system,concentration system and other links, improve the rationalityand stability of coal preparation plant production, achieve cost reduction and efficiency improvement, safe production, provide reference for intelligent transformation of coal preparation plant.

1 选煤厂现状
2 选煤厂智能化改造
2.1 重介分选过程智能控制
2.1.1 重介悬浮液密度、煤泥含量宽域智能控制
2.1.2 基于产品灰分与SPC分析的密度设定值智能决策
2.1.3 介质回收流程自动控制
2.1.4 二段入料堵料报警及智能控制
2.2 煤泥水处理过程健康运行保障
2.2.1 浓缩过程药剂协同添加优化控制
2.2.2 煤泥水过程异常情况报警功能
3 结 语

刘新辉,袁雪,吕鹏辉,等.选煤厂重介质分选工艺智能化改造及应用[J].煤炭加工与综合利用,2024(3):10-13,17.