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- The results show that optical fiber Bragg grating sensors has boundless prospects for checking in Civil Engineering. 试验中,还采用电阻应变计和光纤布喇格光栅传感器在加载过程中对加固构件进行同步测量,结果表明光纤布喇格光栅传感器是应用于土木工程检测的很有前途的新技术,有着广泛的应用前景。
- In recent years,the fiber Bragg grating(FBG)sensor is a research hotspot concerning about optical fiber sensors. 在各种光纤传感器中,光纤Bragg光栅(FBG)传感器是近几年来研究的热点。
- Optic fiber Bragg grating (FBG) sensor is a new type of high performance sensor, which is playing an important role in structural healthy monitoring. 光纤光栅传感器作为一种新型的性能优越的传感器,在结构健康监测中发挥着日益重要的作用。
- Introduces the other fiber Bragg grating sensor, and expand to the distributed optical fiber grating. 介绍了其他的布拉格光纤光栅传感器,同时又扩展到分布式光纤光栅。
- The wavelength-strain model of surface-mounted optical fiber Bragg grating sensor has been derived in this paper, Theoretical analysis coincide with experiment results. 导出了表面贴装光纤布喇格光栅传感器的波长一应变模式,理论分析与实验相符。
- This paper introduces optical characteristics and spectral characteristic of optical fiber Bragg grating,introduces the experiments of grating fabrication with phase masks. 本文介绍了光纤布拉格光栅的光学特性和光谱特性,介绍了相位掩膜法制作光纤光栅的相关实验。
- Based on widely collected data, reviews the current transformer, optical fiber Bragg grating sensor are introduced, application and development direction. 本文通过广泛的资料收集,回顾了光学电流互感器,介绍了光纤光栅传感器种类,应用及发展方向。
- OFBG-FRP bar was pultruded with the fiber strands and optic fiber bragg grating sensor, helically wound fiber strands was introduced to bars to improve the bond properties between OFBG-FRP bar and concrete. 在纤维增强聚合物Fiber Reinforced Polymer(FRP)筋拉挤工艺中;将光纤布拉格光栅Optic FiberBragg Grating(OFBG)传感器与普通纤维束一起经过拉挤模具;为改进FRP筋与混凝土的粘结性能;在FRP筋表面螺旋缠绕纤维束;制备了智能OFBG-FRP筋.
- In this thesis, based on the technique of optic fiber grating sensor and side-polishing method, the D-shaped fiber Bragg grating concentration sensor is studied and the experimental results are analyzed. 必须结合中间敏感物质(例如凝胶等化学物质)的使用,将浓度变化转化为应力变化,从而引起光纤布喇格光栅中心波长的偏移。 本文基于光纤光栅传感技术和侧面研磨技术,重点研究侧面研磨型光纤布喇格光栅浓度传感器,并对实验结果进行分析。
- Following this concept, two kinds of practical structures of distributed strain sensors are brought forward upon the modulation principles of optical fiber micro-bend and fiber Bragg grating. 然后从这一概念出发,对强度调制光纤传感器和光纤布喇格光栅传感器的基本理论进行了回顾与论述。
- The double optical fiber Bragg grating ultra thin structure senser had used a special structure shrapnel, and had buried two different Bragg wave length diffraction grating in sheet steel. 双光栅超薄结构探头中使用了一特殊结构的弹片,在弹片中埋入了两个不同布喇格波长的光栅。
- Optic Fiber Bragg Grating sensor 光纤光栅传感器
- The physical base of fiber Bragg gratings is the photosensitivity of Ge? doped optical fiber. 光纤光栅的物理基础是掺锗光纤的光敏性。
- OFBG Optical Fiber Bragg Grating 光纤布拉格光栅
- Fiber Bragg gratings introduced make the technologies great change in the fields of optical fiber communication and optical fiber sensors. 光纤光栅的出现使光纤通信和光纤传感技术有了很大的变化。
- OPTICAL FIBER BRAGG GRATING STRAIN SENSOR 光纤布拉格光栅应力传感器
- microstructure optical fiber bragg grating 微结构光纤光栅
- polymer optical fiber Bragg grating (POFBG) 聚合物光纤光栅
- optical fiber Bragg grating (FBG) 光纤Bragg光栅
- A new type of optical fiber underwater acoustic sensor (hydrophone) constructed with two fiber Bragg gratings (FBG) with signal self-demodulation function is presented. 提出了一种新型的光纤布拉格光栅(FBG)水声传感探头结构以及光纤光栅传感信号的自解调方法。