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煤矿道变形检测方法使用点云数据

Jitong Kang1, Mei Li1, Shanjun Mao1

  • 1Institute of Remote Sensing and Geographic Information System, Peking University, Beijing 100871, China.

Sensors (Basel, Switzerland)
|April 13, 2024
PubMed
概括
此摘要是机器生成的。

本研究介绍了一种手持式3D激光扫描仪方法,用于准确地检测地下煤矿道变形. 该方法提高了使用移动激光扫描技术监测道完整性的安全性和效率.

关键词:
煤矿的煤炭矿是一个煤矿.变形检测检测检测变形检测 变形检测检测一个点云,一个点云.地下道的地下道.

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科学领域:

  • 地质技术工程 地质技术工程
  • 采矿工程 采矿工程 采矿工程
  • 地理空间技术是什么

背景情况:

  • 检测道变形对于煤矿安全管理至关重要.
  • 传统的方法是劳动密集型的,在狭窄的空间中存在风险.
  • 静止3D激光扫描是耗时且操作上危险的.

研究的目的:

  • 提出一种高效准确的方法来检测地下煤矿道变形.
  • 利用手持式3D激光扫描和SLAM技术进行全面的点云采集.
  • 从全球和横截面的角度分析道变形.

主要方法:

  • 利用SLAM (同时定位和映射) 激光雷达进行完整的道点云数据采集.
  • 将3D点云投射到平面上,以确定道中线坐标.
  • 将多时代的3D点云数据与统一的坐标系统匹配,使用衍生中心线进行变形分析.

主要成果:

  • 提出的方法成功地获得了地下道的完整点云信息.
  • 道变形参数从全球和横截面的角度被准确地分析.
  • 与现有方法相比,现场数据收集验证了算法的可行性和更高的准确性.

结论:

  • 手持3D激光扫描方法为煤矿道变形检测提供了更准确,更实用的解决方案.
  • 这种移动激光扫描方法提高了高风险地下环境中的操作安全性和效率.
  • 该算法符合实际要求,并且比传统和其他先进技术提供了更好的性能.