A warning monitoring system for landslides based on fiber optic strain sensing is presented.
介绍了一种基于光纤应力传感的山体滑坡预警监测系统。
In a strain sensing system which contains strain sensing cable, the detected strain is the strain of the fiber.
在使用传感光缆的应力传感系统中，检测到的应变是光纤的应变，它并不能直接反映光缆实际受到的应力。
Based on the phenomenon of the frequency shift in Brilluion back-scattering light related to the strain of the optical fiber, a new strain sensing scheme is proposed.
根据光纤中的布里渊散射附加频移与光纤所受的拉伸应变有关的特性，推导了附加频移与应变间的线性关系。
This paper proposes a new humidity sensing method, together with the design of humidity sensor and the measuring system based on Fiber Bragg Grating(FBG)strain sensing.
基于光纤布拉格光栅（FBG）的应力传感特性，提出了一种湿度传感方法，给出了湿度传感器的设计和实验测量系统。
Based on analysis of domestic and foreign study actualities on fiber-optic strain sensor-based system, a new winding fiber-optic strain sensing technique based on OTDR is presented.
本文在分析研究了现有的光纤应变传感技术的基础上，提出了基于光时域反射技术的缠绕式光纤应变传感系统。
The strain_stress variation measuring experiments of steel_cable_stayed bridge model under loading condition were done by using fiber optic strain sensing instrument.
采用光纤应变测量仪对桥梁钢索的应力应变在载荷情况下的变化进行了实验研究。
A distributed optic fiber type strain sensing system based on optical time domain reflectometer and used for monitoring large scale structural strain and deformation state is studied in the paper.
研究了一种用于大型工程结构应变、变形状态监测的基于光时域反射技术的分布式光纤应变传感系统。
A distributed optic fiber type strain sensing system based on optical time domain reflectometer and used for monitoring large scale structural strain and deformation state is studied in the paper.
研究了一种用于大型工程结构应变、变形状态监测的基于光时域反射技术的分布式光纤应变传感系统。
应用推荐