基于矿压及顶板条件探测的综采面安全开采技术研究

Safe mining technology of fully mechanized mining face based on mine pressure and roof condition detection

  • 摘要: 随着矿井开采深度和范围的逐渐扩大,开采工作过程中时常面临复杂的地质环境条件,且矿压灾害源众多,是困扰煤矿安全生产的重大难题。针对当前智能化建设过程中地质保障发展瓶颈,结合采场矿压及顶板条件探测,提出基于矿压及顶板条件探测的综采面安全开采方法,构建高精度、实时、动态开采地质模型,利用综采工作面随采随探智能监测技术,获取超前工作面矿压及顶底板条件,实现工作面前方静态地质构造高精度超前探测和动态应力变化实时动态监测,建立大数据智能决策平台,依托自适应精准控制技术,设计了一套拟人化的采煤机自主规划截割开采工艺,实现了视距范围内远程控制综采设备、一键自动控制采煤机姿态,地质模型与采煤机信息实时互馈与联动,采煤机的自适应规划截割,保证了矿井综采工作面智能化安全高效生产,对推动煤矿智能化建设及科学指导采煤工作具有现实意义。

     

    Abstract: With the gradual expansion of mining depth and scope, the mining process often faces complex geological environment conditions, and there are many sources of mine pressure disaster, which is a major problem that troubles the safety production of coal mines.Aiming at the bottleneck of geological support development in the current intelligent construction process, combined with mine pressure and roof condition detection, a fully-mechanized mining face safety mining method based on mine pressure and roof condition detection is proposed, a high-precision, real-time and dynamic mining geological model is built, and the intelligent monitoring technology of fully-mechanized mining face along with mining exploration is used to obtain the mine pressure and roof and floor conditions of advanced working face.Realize high-precision advanced detection of the static geological structure in front of the working face and real-time dynamic monitoring of dynamic stress changes, establish a big data intelligent decision-making platform, rely on adaptive precision control technology, design a set of anthropomorphic shearer independent planning cutting mining technology, and realize remote control of fully mechanized mining equipment within visual range, one-click automatic control of shearer attitude.The real-time mutual feed and linkage of geological model and shearer information, and the adaptive planning and cutting of shearer are achieved, thus ensuring the intelligent, safe and efficient production of fully mechanized mining face.

     

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