Paper
8 February 2024 Study on carbon dioxide concentration sensor with fiber Bragg grating
Author Affiliations +
Proceedings Volume 13066, International Conference on Optoelectronic Materials and Devices (ICOMD 2023); 130660D (2024) https://doi.org/10.1117/12.3025187
Event: 2023 International Conference on Optoelectronic Materials and Devices (COMD 2023), 2023, Chongqing, China
Abstract
In this work, we introduced a polymer-based fiber Bragg grating sensor for carbon dioxide (CO2). The device integrates a polymer coating on the fiber Bragg grating sensor as a CO2-sensitive region, and then a hydrophobic zeolite is coated on the surface to isolate water vapor interference. To eliminate the effect of temperature on the sensor detection performance, an uncoated fiber Bragg grating was introduced as a temperature compensation unit. Then, a CO2 detection system was constructed to simulate the carbon sequestration environment to calibrate the CO2 concentration for sensors and to analyze the sensor performance under different environmental conditions. The experimental analysis shows that the fiber Bragg grating CO2 sensor not only has high CO2 sensitivity, but also has excellent reversibility and stability in high temperature and high humidity environments.
(2024) Published by SPIE. Downloading of the abstract is permitted for personal use only.
Shaoxiong Song, Linyang Li, Yang Liu, Quanhua Xie, Yuanyuan He, Xiaoling Peng, Bo Wan, Yang Liu, and Nianbing Zhong "Study on carbon dioxide concentration sensor with fiber Bragg grating", Proc. SPIE 13066, International Conference on Optoelectronic Materials and Devices (ICOMD 2023), 130660D (8 February 2024); https://doi.org/10.1117/12.3025187
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KEYWORDS
Carbon monoxide

Sensors

Fiber Bragg gratings

Polymers

Environmental sensing

Humidity

Bragg wavelengths

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