[PDF][PDF] 光纤激光干涉测量技术在EFPI 传感器信号解调中的研究进展
江毅, 张树桓 - Laser & Optoelectronics Progress, 2021 - researching.cn
摘要光纤激光干涉技术是外腔式法布里-珀罗干涉仪(EFPI) 传感器动态信号解调的主要技术方案,
具有测量灵敏度高, 动态范围大, 测量频率范围宽等优点. 本文从外腔式法布里 …
具有测量灵敏度高, 动态范围大, 测量频率范围宽等优点. 本文从外腔式法布里 …
Monitoring changes in the refractive index of gases by means of a fiber optic Fabry-Perot interferometer sensor
GZ Xiao, A Adnet, Z Zhang, FG Sun… - Sensors and Actuators A …, 2005 - Elsevier
We have developed a simple fiber optic Fabry-Perot interferometer (FPI) sensor that is used
to precisely monitor changes in the refractive index of gases. The operating principle of the …
to precisely monitor changes in the refractive index of gases. The operating principle of the …
Reviews on corrugated diaphragms in miniature fiber-optic pressure sensors
Corrugated diaphragms (CDs) have been widely used in many fields because of their higher
pressure sensitivity and wider linear range compared to flat diaphragms (FDs) in the same …
pressure sensitivity and wider linear range compared to flat diaphragms (FDs) in the same …
Interrogation of a suspended-core Fabry–Perot temperature sensor through a dual wavelength Raman fiber laser
sThe interrogation of a Fabry–Perot cavity through a dual wavelength Raman fiber laser is
reported. The proposed sensing system is based on the use of a dual wavelength Raman …
reported. The proposed sensing system is based on the use of a dual wavelength Raman …
Fiber-optic inclinometer based on taper Michelson interferometer
A compact fiber-optic inclinometer based on a fiber-taper Michelson interferometric sensor is
constructed and demonstrated. The sensor consist of a single symmetrically taper waist of …
constructed and demonstrated. The sensor consist of a single symmetrically taper waist of …
Faraday Michelson interferometers for signal demodulation of fiber-optic sensors
We developed an all-fiber-based optical demodulator for the signal interrogation of low-
coherence fiber-optic Fabry–Perot interferometric sensors. The optical demodulator consists …
coherence fiber-optic Fabry–Perot interferometric sensors. The optical demodulator consists …
Phase demodulator for the measurement of extrinsic Fabry-Perot interferometric sensors with arbitrary initial cavity length
J Jia, Y Jiang, Y Cui - IEEE Sensors Journal, 2019 - ieeexplore.ieee.org
A phase demodulator for fiber optic extrinsic Fabry-Perot interferometric (EFPI) sensors is
proposed for dynamic signal (vibration, acoustic, etc.) measurements. Three interferometric …
proposed for dynamic signal (vibration, acoustic, etc.) measurements. Three interferometric …
Self-calibrated non-contact fibre-optic Fabry–Perot interferometric vibration displacement sensor system using laser emission frequency modulated phase generated …
PG Jia, DH Wang - Measurement Science and Technology, 2012 - iopscience.iop.org
In this paper, the principle of a self-calibrated non-contact fibre-optic Fabry–Perot
interferometric vibration displacement sensor (FOFPIVDS) system is described and …
interferometric vibration displacement sensor (FOFPIVDS) system is described and …
Quadrature phase-shifted optical demodulator for low-coherence fiber-optic Fabry-Perot interferometric sensors
We demonstrate a quadrature phase-shifted optical demodulation scheme for low-
coherence fiber-optic Fabry-Perot interferometric sensors. The main part of the demodulator …
coherence fiber-optic Fabry-Perot interferometric sensors. The main part of the demodulator …
Optic fibre sensor for real-time damage detection in smart composite
In this study an optical fibre sensor system was conceived for simultaneous detection of the
strain and the acoustic emission due to damage. It consists of a fibre Bragg grating and a …
strain and the acoustic emission due to damage. It consists of a fibre Bragg grating and a …