基于InSAR的矿山变形监测与参数反演研究进展分析

    Research progress of mine deformation monitoring and parameter inversion based on InSAR

    • 摘要: 矿山开采引发的地表沉降和边坡滑动等地质灾害对矿山安全和周边生态环境构成了巨大威胁。如何高效监测并准确反演矿山变形机制已成为矿山安全管理中的关键性技术难题。合成孔径雷达干涉测量技术(InSAR)凭借其全天候、大范围、高精度的监测能力,逐渐成为矿山变形监测领域的重要技术手段。本文系统回顾了InSAR技术在矿山变形监测与参数反演领域的最新研究进展,重点分析了一维、二维及三维位移监测技术的原理、方法及其实际应用效果;针对矿山变形监测中不同维度位移监测的需求,对现有基于单轨、多轨、多传感器InSAR数据的变形监测方法,以及InSAR与变形模型相融合的位移重建技术进行了探讨;此外,介绍了基于InSAR数据进行矿山开采力学参数反演的相关技术,包括概率积分模型及其扩展模型在力学参数反演领域的应用,分析了遗传算法、模拟退火算法等优化算法在提升参数反演精度方面的作用和发展趋势。提出现有研究缺乏对复杂矿区和长期监测情况下的普适性研究和模型验证的问题,并展望未来多源数据融合、优化算法在提升InSAR监测精度与智能化水平的潜力。本文旨在为矿山变形监测的理论研究和实际应用提供技术参考与理论支持,以推动InSAR在矿山安全监测管理中的深度应用与技术进步。

       

      Abstract: Surface subsidence and slope sliding caused by mining operations pose significant threats to mine safety and the surrounding environment. How to efficiently monitor and accurately invert the deformation mechanism has become an urgent problem to be solved. Interferometric Synthetic Aperture Radar (InSAR) has gradually become an important technical means in the field of mining deformation monitoring due to its all-weather, large-scale, and high-precision monitoring capabilities. This paper systematically reviews the research progress of InSAR technology in mine monitoring, with a focus on analyzing one-dimensional, two-dimensional, and three-dimensional displacement monitoring techniques and their application effects in mining deformation monitoring. This paper discusses the existing deformation monitoring methods based on single track, multi-track, and multi-sensor InSAR data, as well as the displacement reconstruction technology that integrates InSAR and deformation models, in response to the demand for displacement monitoring in different dimensions of mining deformation monitoring. Additionally, it delves into the mechanical parameter inversion technology based on InSAR data, including the application of the PIM model and its extended models in mechanical parameter inversion, and summarizes the role of optimization methods such as Genetic Algorithm (GA) and Simulated Annealing (SA) in improving the accuracy of parameter inversion. This paper raises the issue of the lack of universal research and model validation on complex mining areas and long-term monitoring situations in existing studies. At the same time, it looks forward to the significant potential of cross-technology integration and machine learning technology in enhancing the accuracy and intelligence level of InSAR monitoring. This paper aims to provide theoretical support and technical references for mine slope monitoring and promote the further development of InSAR technology in mine safety management.

       

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