光纤布拉格光栅传感器实现应力测量的最新进展

本文阐述了光纤布拉格光栅的特性及其在智能结构中的重要应用。针对这一应用 ,首先简要介绍了光纤布拉格光栅测量应力的原理 ,然后着重介绍了光纤布拉格光栅测量应力的最新进展。这些新的方法分别使光纤布拉格光栅在测量范围、测量精度、多路复用及实用性方面得到了提高或改进。光纤布拉格光栅要达到实际应用仍需对其作进一步的研究 ,以提高其工作寿命 ,找到简便易行的埋入方法 ,并实现信号的高精度、大动态范围的检测等。

Progress in Strain Measurement with Fiber Bragg Grating Sensor

Firstly,the principles of strain measurement with fiber Bragg grating are briefly introduced in this paper.Then,the progress in strain measurement with fiber Bragg grating is detailed presented.These new methods accordingly enhance the measurement scale and accuracy,the performance of multiplexing and practicability of fiber Bragg grating.As a key role in smart structure determined by its unique characteristics,fiber Bragg grating shows its perspective.For practical application,further studies are needed,which include elongating its working longevity,searching for the simple and convenient embedding methods and implementing the high accurate and dynamic detection.