跨越采矿区的管道安全监测方法基于振动-菌株融合分析
Jianping He1, Tongchun Qin1, Zhe Zhang1
1School of Civil Engineering, Nantong Institute of Technology, Nantong 226000, China.
Micromachines
|September 27, 2025
概括
本研究介绍了一种光纤传感方法,用于监测采矿区的管道安全. 它有效地检测到由岩石崩塌引起的振动和变形,确保结构完整性.
科学领域:
- 地质技术工程 地质技术工程
- 材料科学 材料科学 材料科学
- 传感器技术 传感器技术
背景情况:
- 采矿操作可能会导致地面不稳定,导致岩层崩或沉积.
- 这种地质事件对埋藏的管道施加了显著的,不平衡的力量.
- 管道变形和断裂对基础设施和环境构成重大风险.
研究的目的:
- 开发和验证用于采矿区的新型管道安全监测方法.
- 调查光纤传感用于检测振动和变形的使用.
- 为实时管道完整性评估建立一个全面的框架.
主要方法:
- 使用纤维布拉格格网 (FBG) 传感器用于在未知力下监测管道变形.
- 为实验测试建造了一个采矿区管道模型.
- 使用FBG传感器,分布式Brillouin应变传感器和分布式光纤振动传感器.
主要成果:
- 在90度间隔的FBG传感器阵列中,准确地确定了原力方向 (误差<5.2%) 和最大应变.
- 集成的振动和应变数据允许精确识别振动反应和变形.
- 该系统在露天监测场景中表现出有效性.
结论:
- 拟议的光纤传感方法为采矿区的管道安全监测提供了强大的解决方案.
- 结合振动和应变分析提供了对管道完整性的全面了解.
- 这一框架增强了对潜在故障的早期发现,提高了安全性和可靠性.
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