fiberbragggrating相关论文
A probe-shaped sensor for simultaneous temperature and pressure measurement was reported in this article.The effective l......
Soft robots have unique advantages over traditional rigid robots and have broad application prospects in many fields.To ......
Numerical Analysis of Fiber Bragg Grating and Long Period Fiber Grating Undergoing Linear and Quadra
The coupled-mode equations for fiber Bragg grating(FBG)and long period fiber grating(LPFG)undergoing linear and quadrati......
advanced polymer matrix composites is applied widely in the field of aerospace engineering, autoclave molding process ha......
The Monitoring Research of Optical Fiber Bragg Grating Soil Pressure Sensor in the Foundation of Ele
Due to the influence of the complex landform and geological conditions,it always appear disasters such as landslide,debr......
Research on influence of environmental conditions on measurement performance of magnetic field senso
According to the sensing principle of FBG,the measurement performance of magnetic field sensor based on the differential......
文章介绍了一种最新的非胶封装光纤光栅传感器的封装工艺.这种封装工艺使光纤光栅传感器克服了胶类封装传感器因为胶引起的各种缺......
Crack detection is very important for long-term large-scale structural health monitoring(SHM).Fiber optic sensor has bee......
利用光纤Bragg 光栅进行检测,对复合材 料的冲击累计损伤进行了实验研究,实验结果表明,在 材料未受到严重损伤状况下,光纤Bragg 光栅传......
Research on influence of environmental conditions on measurement performance of magnetic field senso
According to the sensing principle of FBG,the measurement performance of magnetic field sensor based on the differential......
Application of Fiber Bragg grating-based distributed optical fiber monitor in filled soil layered se
Traditional methods of monitoring layered settlement exhibit low accuracy and proneness to human error;in addition,they ......
Measurement ofmode I fracture characteristics,such as critical opening displacement and fracture process zone(FPZ)length......
Magnetostrictive Strain Monitoring of Cement-Based Magnetoelectric Composites in a Variable Magnetic
In this paper,a cement-based magnetoelectric(ME)laminated composite is fabricated by bonding the piezoelectric material ......
Fused deposition modelling(FDM)method is a critical technology for 3D printing and can be wiedley used for rapidly produ......
基于Altera公司的32位嵌入式软核处理器NiosⅡ, 设计了一种四通道分布式光纤光栅传感网络的并行波长解调系统, 对解调系统的光路和......
立足现有的商用接收机组件实现解码信号的判决恢复是光码分多址(OCDMA)系统往实用化发展的一个重要方向。具有高功率对比度(PCR)的......
报道一种采用光纤光栅迈克尔逊干涉仪结构实现掺Er光纤Q-开关激光输出的实验。其中的全光纤迈克尔逊干涉仪由二个相同的光纤光栅构......
提出一种基于布喇格光纤光栅(FBG)和啁啾光纤光栅(CFBG)的二维编\解码器。分析了FBG编\解码器在对应波长不匹配时,造成了解码输出的......
随着航空航天制造业和高性能飞行器的不断发展,大曲率板壳结构得到了广泛应用。针对由预应力和尺寸位置偏差等因素引起的装配变形......
提出了一种基于分布式光纤应变感测的测力方法,开展了基于布拉格光纤光栅技术(FBG)和布里渊散射光时域分析技术(BOTDA)的薄壁圆环......
为了获得一种平坦功率输出的宽带波长可调的掺铒光纤环型激光器,提出采用一高双折射光纤环镜获得其平坦功率输出,在高双折射光纤环镜......
提出一种采用光谱奇偶函数分解的光纤布拉格光栅(FBG)光谱峰值检测算法,并进行了实验验证。FBG光谱是波长λ和光强P(λ)的函数,沿......
以光纤光栅传感器为测量手段实现了基于快速应变响应的结构模态分析。根据位移模态分析的基本原理,推导了应变模态参数识别算法,能......
提出一种用于声波方向检测的弱反射光纤布拉格光栅(WFBG)分布式传感器,并进行了实验验证。将两个相邻WFBG间的分布式传感光纤用于......
报道了一种全光纤结构的线偏振掺镱光纤激光器,采用快慢轴交叉对准的光纤光栅为腔镜,实现了线偏振激光的振荡输出。以975 nm的半导体......
针对可调谐光纤法布里珀罗滤波器(FFP-TF)在环境温度变化过程中扫频非线性曲线的随机波动增大, 引起光纤布拉格光栅(FBG)传感系统......
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对2 μm波段的法布里-珀罗光纤光栅进行了仿真分析和实验制作;设计并搭建了一种基于多通道法布里-珀罗光纤光栅滤波器的三波长间可......
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横担是电力系统塔架结构中承力较多的构件, 在线路覆冰、舞动等因素影响下横担主材受力过大, 容易造成损坏。在研制的电力系统塔架......
将一定长度、 均匀周期的光纤光栅沿轴向刚性粘贴于厚度呈阶跃分布的等腰三角状悬臂梁界线附近的表面上, 通过观测该光栅反射谱中......
介绍了一种用布拉格光纤光栅制作啁啾光纤光栅的方法。采用氢氟酸腐蚀布拉格光纤光栅,使光栅的横截面沿光栅轴向逐渐变小,然后对光......
报道了一种结构紧凑、成本低、稳定性高、操作简单,可应用于皮肤病学及医疗美容领域的黄光激光器。该激光器采用高功率保偏掺镱光......
由法拉第效应原理,通过测量磁场引起光纤布拉格光栅(FBG)的偏振相关损耗(PDL),可以测得磁感应强度大小。FBG中线双折射的存在,同样......
分析了影响基于光纤光栅和马赫-曾德尔干涉仪的光分/插复用器(OADM)的特性的原因,根据理论分析和模拟计算,提出通过监控输入端口的......
Effect of Temperature and Gamma-Ray Irradiation on Optical Characteristics of Fiber Bragg Grating In
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针对用于高温油气井下的光纤布拉格光栅(FBG)传感器弹性封装材料宽温域应变问题,将奥氏体不锈钢材料和试制的铌基恒弹合金材料设计......
变压器绕组热点温度的在线实时监测对变压器的安全运行和工作寿命具有重要意义。通过ANSYS有限元分析, 仿真得到绕组的热点位置和......
围岩压力状况的在线实时监测,特别是在煤矿爆破过程中,对及时采取安全支护措施和预防顶板失稳具有重要意义。利用ANSYS有限元仿真......
FBG Based High Sensitive Pressure Sensor and Its Low-Cost Interrogation System With Enhanced Resolut
A fiber Bragg grating (FBG) pressure sensor with high sensitivity and resolution has been designed and demonstrated. The......
提出了一种基于嵌入式光纤光栅和碳纤维等强度梁的倾斜传感器。介绍了传感器的测量原理和制作方法,进行了全面的测试。研究结果表......
为了实现复杂环境下力热参量同时检测的需求,提出了一种光纤力热复合多参量传感系统。首先通过可调谐激光器输出窄带激光信号,信号......
报道了一种高输出功率、高斜率效率的短腔Er/Yb共掺杂光纤激光器。激光谐振腔由一段Er/Yb共掺杂单模光纤与一对布拉格反射波长相同......
针对光纤布拉格光栅(FBG)传感网络畸变光谱难以解调的问题,在超高斯光谱函数的基础上构造畸变光谱的理论函数,将畸变FBG传感网络光......
相比与L波段,掺铒光纤放大器(EDFA)在C波段的增益谱平坦必须借助光学滤波器实现。由于带宽非适配,传统的长周期光纤光栅(LPFG)无法有......