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光栅应力
相关语句
  grating strain
    OPTICAL FIBER BRAGG GRATING STRAIN SENSOR
    光纤布拉格光栅应力传感器
短句来源
    Study on Distributed Bragg Grating Strain Measuring System
    分布式Bragg光栅应力测量系统的研究
短句来源
    A Fiber Bragg Grating Strain Sensor Based on Micro-controller
    基于单片机实现的光纤光栅应力传感器
短句来源
    A distributed Bragg grating strain measuring system is presented. Using Bragg grating as sensor, tunable narrow-band light source, which is composed of wide-band light source and tunable optical filter, is adopted to demodulate multiplex signals.
    提出了一种分布式Bragg光纤光栅应力测量系统,利用Bragg光栅作为传感基元,采用宽带光源和可调谐滤波技术对Bragg光栅阵列信号解调,实现分布式应力测量。
短句来源
    A distributed Bragg grating strain measuring system is presented. Using Bragg grating as sensor, tunable narrow-band light source, which is composed of wide-band light source and tunable optical filter, is adopted to demodulate multiplex signals.
    提出了一种分布式Bragg光纤光栅应力测量系统,利用Bragg光栅作为传感基元,采用宽带光源和可调谐滤波技术对Bragg光栅阵列信号解调,实现分布式应力测量。
  “光栅应力”译为未确定词的双语例句
    Two-Values Question in Signal Detecting of Strain Sensor Based on Fiber Bragg Gratings
    光纤光栅应力传感器信号检测中双值问题的研究
短句来源
    Study on stress sensitivity enhancing of optical fiber Bragg gratings
    光纤Bragg光栅应力增敏研究
短句来源
    Study about the stress sensitivity enhancement of fiber Bragg gratings
    光纤布喇格光栅应力增敏理论研究
短句来源
    Research of Stress Survey by Fiber Bragg Grating
    光纤Bragg光栅应力测量的研究
短句来源
    Chirped Fiber Grating Stress Sensor Based on Temperature Insensitivity
    基于温度不敏感的chirped光纤光栅应力传感器
短句来源
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  grating strain
The article introduces an advanced approach of fiber grating strain demodulation based on the principle of polarized-light interference.
      
Tie-bar extension-force online monitoring by optical fiber Bragg grating strain sensors
      
Optical fiber Bragg grating strain sensors are embedded in the tie-bar arch bridge for online monitoring of changes in the state of internal force.
      
The relation between the tie-bar extension force measured by optical fiber Bragg grating strain sensors and the internal state of the tie-bar arch bridge under the actions of loading and temperature are discussed.
      
Application of the diffraction-grating strain-gage technique for measuring strains and rotations during elastic impact of rods
      
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Be based on the transfer matrix theory describing simultaneous strain and temperature measurement with optical fiber Bragg grating sensor,we studied that the error of transfer matrix elements and measurement inaccuracy for Bragg wavelength λ Bi ,got that maximum errors in strain and temperature were 10μ∈ and 1℃,over ranges of 2000μ∈ and 100℃,respectively.

在转换矩阵法分析光纤Bragg光栅应力和温度同时测量的理论基础上,进一步分析了转换矩阵元误差和Bragg波长测量误差对应力和温度测量精度的影响,给出了应力在0~2000μ∈,温度在0~150℃的测量范围内,测量误差分别不超过10μ∈和1℃的计算结果

It is necessary for the future Optical-fiber Network to compensate dispersion adaptively. A few schemes to provide the tunable dispersion compensation based on different kinds of fiber gratings was introduced in this paper. These schemes take advantages of the strain, stress and temperature characters of fiber gratings. Some evaluations for these schemes are also given.

首先对在光网络中进行自适应色散补偿的必要性进行了简单的说明,然后综述了运用光栅的应力特性、压电特性 和温度特性而实现的色散补偿量可调谐的结构,并对各种结构的优缺点进行了分析。

The principle of crosssensitivity of strain and temperature of fiber Bragg grating sensors is described.The temperature compensation of FBG sensors for strain measurement is realized using double fiber Bragg gratings with the same temperature and strain response coefficient.The influence on measurement precision of FBG sensors caused by crosssensitivity is eliminated.It can advance the practicality of FBG sensors.

理论分析了FBG型传感器的温度应变交叉敏感机制,利用温度和应变响应相同的光栅对实现了光纤Bragg光栅应力/应变传感器的温度补偿,有效的消除了交叉敏感对FBG型传感器测量精度的影响,有利于光纤Bragg光栅传感器的实用化。

 
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