系统研究了光纤法珀传感及其解调的相关理论。
智能夹层中光纤法珀腔传感器的应变与载荷之间具有良好的线性关系。
The experimental results present that the strain of optic fiber Fabry-Perot sensor is better linear with loading of bending beam.
光纤法珀传感器具有质轻径细、无源、电绝缘、抗电磁干扰、信号衰减小的优点。
Fiber Fabry-Perot sensor has the advantage of light mass, thin diameter, passive, electric insulating, anti electromagnetic interference and low attenuation.
因而安装工艺对埋入式光纤法珀传感器应用技术研究也具有非常重要的实际意义。
Therefore, the applied research on embedded FF-P strain sensor has significant practical value.
基于光纤法珀应变传感器的基本原理，阐述了两只光纤法珀应变传感器并联条件下的组合输出信号。
It analyses the output intensity of two parallel multiplexed fiber Fabry-Perot strain sensors, based on the principle of the fiber Fabry-Perot strain sensors.
为了解决这一问题，本文采用可调谐光纤法珀滤波器替代光谱仪，在DSP平台上进行了系统的搭建。
To solve the problem, tunable optical fiber Fabry-Perot filter was adopted to replace the spectrometer, and the system was set up on DSP platform.
然而在实际工程应用过程中，为了保证传感器的安装存活率，通常利用金属外壳保护裸光纤法珀腔来制成光纤法珀传感器。
To fit the harsh installation condition of civil engineering application and ensure the installing - livability, it necessary to wrap a metal shell around bared EFPI.
根据光纤法珀应变传感器的腔长DFT解调算法的原理，推导了对光谱数据作补零处理时的DFT腔长计算公式，并作了精度分析。
Based on the principle of DFT gap-demodulating method, the expression of gap in case of zero-padding on spectrum sequence was derived, and its accuracy was analyzed.
分析了内置式光纤法布里珀罗磁场传感器的灵敏度及光源线宽对灵敏度的影响。
The sensitivity of intrinsic fiber optic Fabry Perot (F P) magnetic sensor is studied and the influence of linewidth of light source is discussed.
提出了一种利用压电陶瓷构成的可调谐法布里-珀罗腔测量光纤光栅反射波长的方案，该方案可以直接将波长转换为电信号。
A scheme of measuring fiber grating reflective wavelength by tunable Fabry perot cavity, which contains a PZT, is proposed. It can transform the wavelength into electrical signals directly.
从多光束干涉的基本原理出发，分析了光源光谱对光纤法布里珀罗应变传感系统的影响。
Based on the theory of Fabry-Perot, the influence of light source on optical fiber F-P strain sensor system has been analyzed.
为了实现光纤法-珀传感器并联复用信号的高精度、绝对腔长解调，提出了一种改进的互相关解调法。
In order to demodulate optic fiber Fabry-Perot sensors multiplexed in parallel with high accuracy and absolute cavity length, an improved cross-correlation demodulation method is proposed.
光纤法布里-珀罗传感器是光纤传感器的一个重要分支，其解调主要采用强度解调法和相位解调法。
The fiber Fabry-Perot sensor is an important branch of optical fiber sensors, which mainly USES intensity demodulation and phase demodulation.
光纤法布里-珀罗传感器是光纤传感器的一个重要分支，其解调主要采用强度解调法和相位解调法。
The fiber Fabry-Perot sensor is an important branch of optical fiber sensors, which mainly USES intensity demodulation and phase demodulation.
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