1) Bragg grating
Bragg光栅
1.
Fitted algorithm to improve the precision of demodulation system of Bragg grating sensor;
提高Bragg光栅解调系统精度的拟合算法
2.
Methods for improving fiber Bragg grating wavelength measurement precision;
提高光纤Bragg光栅波长测量精度的方法
3.
The method of strain measurement on deck based on optical fiber Bragg grating sensor is presented, and the deflection attitude information brought by deflection deformation is drawn.
针对舰船所处的恶劣环境,以及舰船导航和武器系统对姿态测量精度日益提高的要求,根据应变模态分析理论,建立了应变信息与姿态信息的变换关系,并提出了利用光纤Bragg光栅(FBG)传感器测量甲板的应变,求取由挠曲变形引起的姿态信息误差的方法。
3) Bragg gratings
Bragg光栅
1.
The Bragg gratings are fabricated on the borongermanosilicate fiber(BGe fiber).
制作了基于B Ge光纤的Bragg光栅,并且提出对光栅进行紫外曝光修整的处理方法。
2.
Through the method making use of mask,Bragg gratings are written into the optical waveguide that is made by photorefractive crystal.
在光折变波导材料中采用掩模法光写入Bragg光栅。
4) Bragg grating(FBG)
Bragg光栅(FBG)
5) fiber Bragg grating(FBG)
光纤Bragg光栅
1.
To test the deformation of similar material in simulation experiments,the testing method was presented with naked or certain structure fiber,or fiber Bragg grating(FBG) embedded in rock layers of models based on optical time domain reflectometer(OTDR) and optical fiber grating sensing technology.
为了解决相似材料模拟实验中的变形检测问题,基于光时域反射技术和光纤光栅传感技术,提出了在模拟实验中采用裸露光纤、一定结构光纤及光纤Bragg光栅作为传感器进行变形检测的方法,研究并分析了以上类型光纤传感器在1。
2.
Packaged optical fiber Bragg grating(FBG) strain gauge with good properties of high durability,low cost and reliable installation is in the great need of practical long-term structural health monitoring(SHM) system for civil infrastructures,especially for those under harsh construction and service environment,such as corrosion,high fatigue,etc.
为了适应量大面广的重大土木工程结构的长期健康监测,特别是克服恶劣的施工与服役环境(如,腐蚀、疲劳等),封装的光纤Bragg光栅(FBG)应变计不仅必须要有很好的测试精度、布设可靠等特性,还必须具有优越的性价比。
3.
On the basis of introducing the basic principle and advantages of fiber Bragg grating(FBG)sensing technology,the layout schemes of FBG and temperature compensation technology in the Bainijing Tunnel No.
在阐述光纤Bragg光栅(FBG)传感技术的工作原理和优点的基础上,以昆明白泥井3#隧道为实例,提出FBG传感器在隧道内的铺设方案及温度补偿技术。
6) fibre Bragg grating
光纤Bragg光栅
1.
The strain and temperature responses of fibre Bragg grating(FBG) are a nalyzed.
分析了光纤Bragg光栅的应变响应原理,通过实验观察光纤光栅粘贴在厚度不均的悬臂梁上产生的双峰响应,证明悬臂梁结构的不均匀会使整个光纤光栅受到不同的应力而产生两个反射峰,并且两个反射峰之间的距离随着应力的增加呈线性变化。
补充资料:Bragg equation
分子式:
CAS号:
性质:在将三维晶格分解为以(h*k*l*)作为(晶面)指标的一组平面格子的基础上,衍射指标为h=nh*,k=nk*、l=nl*(n为整数)的衍射方向相对于晶面(h*k*l*)有类似反射(定律)的关系。但衍射与反射不同之处在于衍射角θhkl需受下列条件的制约,是为布拉格方程2dhh*k*l*sinθhk*nk*nl*=nλ,n=0,±1…。式中λ是X射线波长,dh*k*l*是晶面间距。
CAS号:
性质:在将三维晶格分解为以(h*k*l*)作为(晶面)指标的一组平面格子的基础上,衍射指标为h=nh*,k=nk*、l=nl*(n为整数)的衍射方向相对于晶面(h*k*l*)有类似反射(定律)的关系。但衍射与反射不同之处在于衍射角θhkl需受下列条件的制约,是为布拉格方程2dhh*k*l*sinθhk*nk*nl*=nλ,n=0,±1…。式中λ是X射线波长,dh*k*l*是晶面间距。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条