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主办单位:煤炭科学研究总院有限公司、中国煤炭学会学术期刊工作委员会
采空区煤自燃高温点识别与探测技术研究与展望
  • Title

    Identification and detection technology for high-temperature spontaneous combustion points in goaf areas

  • 作者

    邓军王津睿任帅京王彩萍屈高阳马砺

  • Author

    DENG Jun;WANG Jinrui;REN Shuaijing;WANG Caiping;QU Gaoyang;MA Li

  • 单位

    西安科技大学 安全科学与工程学院陕西省煤火灾害防治重点实验室

  • Organization
    School of Safety Science and Engineering, Xi’an University of Science and Technology
    Shaanxi Key Laboratory of Prevention and Control of Coal Fire
  • 摘要

    我国因采煤活动造成的采空区总量大、范围广,针对采空区煤自燃高温点的有效识别与探测是煤矿安全生产的重要保障。从采空区煤自燃发生过程、高温点的形成运移特点概述了采空区高温点的生成演化特性,为采空区煤自燃高温点的有效识别与探测提供基础理论支撑。围绕地下直探技术、地表及空天探测技术的基本原理、研究进展以及现场实际应用效果,从可靠性、稳定性等方面进行多元比较,剖析现有煤自燃高温点识别探测技术的适用性。针对探测中存在的实际难点,拓展分析了矿井声波温度信息探测、基于量子技术的热源探测、毫米雷达波探测技术等新兴技术的研究现状和应用潜力,进一步推动采空区隐蔽火源精细化探测技术发展创新。通过对现有技术的综合性研判及新兴技术的前瞻性思考,展望了煤自燃隐蔽火源探测技术的未来发展趋势,结合当前物探技术和多元信息融合理论的发展趋势,提出了采空区高温点动态运移智能可视化系统构想,从“空−天−地−孔”的综合化分时分区多维探测模式应用、“特征获取−场景仿真规划−动态决策”逐级时空演化数字孪生模型两方面阐述了矿井开采全生命周期平台建设的现实意义。通过该构想的逐步实施,为实现采空区隐蔽火源的高效识别预测和矿井智能化建设提供新的决策思路。

  • Abstract

    The total amount and scope of mined-out areas caused by the coal mining activities in China are large. Effective identification and detection of the coal spontaneous combustion point in the mined-out zone is an important guarantee for the safe production of coal mines. From the process of coal spontaneous combustion in the mining area and the characteristics of the formation and transfer of high-temperature points, the characteristics of the generation and evolution of high-temperature points in the mining area are summarized, and the basic theoretical support is provided for the effective identification and detection of high-temperature points of coal spontaneous combustion in the mining area. Focusing on the basic principles, research progress and practical application effects of underground direct exploration technology, surface and airborne detection technology, the authors conduct multiple comparisons in terms of reliability and stability, and analyze the applicability of the existing detection technologies for identifying the high-temperature point of coal spontaneous combustion. Aiming at the difficulties in detection, the research status and application potential of emerging technologies such as the mine acoustic temperature information detection, the heat source detection based on quantum technology, and the millimeter radar wave detection technology are expanded and analyzed. The future development trend of coal spontaneous combustion hidden ignition source detection technology is envisioned through the comprehensive assessment of existing technologies and the prospective thinking of emerging technologies. Combined with the current development trend of physical exploration technology and multiple information fusion theory, the concept of intelligent visualization system for the dynamic transfer of high-temperature points in the mined-out zone is proposed. The significance of the construction of the platform for the whole life cycle of mining is explained in terms of the application of the integrated time-division and multi-dimensional detection mode of “space-sky-earth-hole” and the digital twin model of the step-by-step spatial-temporal evolution of “feature acquisition-scenario simulation planning-dynamic decision-making”. Through the gradual implementation of the concept, it provides a new decision-making idea for realizing the efficient identification and prediction of hidden fire sources in the mined-out area and the intelligent construction of mines.

  • 关键词

    识别探测煤自燃高温点采空区数字孪生矿井

  • KeyWords

    identification and detection;coal spontaneous combustion;high temperature point;mined-out area;digital twins;mine

  • 基金项目(Foundation)
    国家自然科学基金资助项目(52074215,52204239);青年人才托举工程资助项目(2023QNRC001)
  • DOI
  • 引用格式
    邓军,王津睿,任帅京,等. 采空区煤自燃高温点识别与探测技术研究与展望[J]. 煤炭学报,2024,49(2):885−901.
  • Citation
    DENG Jun,WANG Jinrui,REN Shuaijing,et al. Identification and detection technology for high-temperature spontaneous combustion points in goaf areas[J]. Journal of China Coal Society,2024,49(2):885−901.
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    图(9) / 表(1)

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