长壁综采工作面无人自主开采发展路径与挑战  

Development and chanllege of unmanned autonomous longwall fully-mechanized coal mining face

作　　者：王世博[1] 葛世荣 王世佳 李争 万志军[3] WANG Shibo;GE Shirong;WANG Shijia;LI Zheng;WAN Zhijun(School of Mechatronic Engineering,China University of Mining and Technology,Xuzhou 221116,China;School of Mechanical Electronic and Information Engineering,Beijing 100083,China;School of Mines,China University of Mining and Technology,Xuzhou 221116,China)

机构地区：[1]中国矿业大学机电工程学院,江苏徐州221116 [2]中国矿业大学(北京)机电与信息工程学院,北京100083 [3]中国矿业大学矿业工程学院,江苏徐州221116

出　　处：《煤炭科学技术》2022年第2期231-243,共13页Coal Science and Technology

基　　金：国家自然科学基金资助项目(51874279);国家重点研发计划资助项目(2018YFC0604503);江苏省高校优势学科建设工程资助项目(PAPD)。

摘　　要：智能化无人开采是实现煤矿安全高效开采的技术途径。根据无人控制系统发展的一般规律,分析了综采工作面控制系统发展历程包括远程遥控、自动控制和自主控制3个阶段。综采工作面自主控制需要解决综采工作面环境实时感知、综采“三机”协同控制、高精度煤层地理信息系统、开采工艺智能决策与无人综采工作面评估试验方法5个方面的问题。总结了综采工作面控制系统的3个目标任务:可靠割煤与装煤、保持工作面几何关系、围岩可靠支护;凝练了综采工作面控制系统的8项关键技术:液压支架电液控制技术、综采装备协同控制技术、工作面通信技术、工作面可视化技术、采煤机定位技术、采煤机自动调高技术、工作面自动调直技术、工作面围岩支护控制技术,并分析了综采工作面控制系统关键技术与其目标任务之间的逻辑关系。通过分析综采工作面控制系统关键技术的功能需求和综采工作面自主控制的研究问题,提出了综采工作面由自动控制迈向自主控制首要解决的问题,即工作面煤层地理信息系统精细化、采煤机截割规划策略、工作面围岩智能支护策略以及综采工作面控制系统适用性评估检验方法。Intelligent unmanned mining is a technical approach to realize safe and efficient mining in coal mines.According to the general law of the development of unmanned control system,the development stages of the longwall mining face control system was analyzed,in⁃cluding remote control,automatic control,and autonomous control.The autonomous control of fully mechanized mining face needs to solve five problems listed as follows:the real-time perception of longwall mining face environment,the coordinated control of"three machines"for fully mechanized mining,the high-precision geographic information system of coal seam,the intelligent decision making of mining se⁃quence and the evaluation experiment method of unmanned fully mechanized mining face.Three objectives and tasks of the fully-mecha⁃nized coal mining face control system were summarized,which include reliable cutting and loading of coal,maintaining the geometric rela⁃tionship of the working face,reliable support of the surrounding rock.Eight key technologies of the fully mechanized face control systems include hydraulic support electro-hydraulic control technology,cooperative control technology of fully mechanized mining equipment,communication technology in working face,working face visualization technology,positioning technology of shearer,automatic heightening technology of shearer,automatic alignment technology of working face,surrounding rock support and control technology of working face.The relation between key technologies and tasks of the longwall mining face control system was analyzed.According to the requirements of key technologies and problems of autonomous control of longwall fully-mechanized coal mining face,the primary problems to be solved from the automatic control to the autonomous control of the lognwallfully-mechanized coal mining face was put forward,including the precise coal seam geographic information system of the fully-mechanized coal mining face,the cutting planning strategy of the shearer,the intelligent support strategy of s

关 键 词：综采工作面 控制系统 智能化 远程遥控 自动控制 自主控制 

分 类 号：TD823[矿业工程—煤矿开采]