We constructed a fiber laser sensor with two fiber gratings for each sensor array and unidirectional loop cavity. We measured the wavelength shifts of the gratings due to various strains. In spite of the long fiber length of 900 m, high and similar laser power output was obtained. If an interferometric demodulator is used, the sensitivity can be increased, and hence it can be used as a long-distance remote strain sensor system.
Multiplexed strain sensor for long-distance remote sensing using fiber grating-tuned fiber laser scheme
1999-01-01
109769 byte
Conference paper
Electronic Resource
English
A 16-Element Multiplexed Heterodyning Fiber Grating Laser Sensor Array
British Library Online Contents | 2014
|A 16-Element Multiplexed Heterodyning Fiber Grating Laser Sensor Array
British Library Online Contents | 2014
|Multiplexed Bragg Grating Fiber Sensors
British Library Conference Proceedings | 1994
|Multiplexed fiber optic strain sensor system
British Library Conference Proceedings | 1999
|Strain Sensing in Fiber-Reinforced Polymer Laminates Using Embedded Fiber Bragg Grating Sensor
British Library Online Contents | 2014
|