光纤光栅应变、温度交叉敏感问题研究现状分析

On the Current Situration of Strain and Temperature Cross-sensitivity of FBG

光纤光栅的应变、温度交叉敏感问题一直是传感领域的研究热点之一,对其研究现状进行了分析。将现有的各种解决方案进行归类,从与实际结构相结合的角度分析各方案解决应变测量中温度补偿问题的优缺点及适用性。为实际应用中选择适宜的解决方案提供一定的有益参考。

The problem of strain and temperature cross-sensitivity of FBG is always a focus in sensing fields.This paper analyzes the current situation of the issue.The solving schemes are categorized into several groups.From the aspect of bonding with actual structure,the merits,demerits and the applicability of different schemes in solving the problem of temperature compensation in measuring strain are also analyzed.It is helpful to providing a reference for selecting a proper scheme in practical applications.