Displacement and Strain Measurement up to 1000 °C Using a Hollow Coaxial Cable Fabry-Perot Resonator
We present a hollow coaxial cable Fabry-Perot resonator for displacement and strain measurement up to 1000 °C. By employing a novel homemade hollow coaxial cable made of stainless steel as a sensing platform, the high-temperature tolerance of the sensor is dramatically improved. A Fabry-Pero...
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MDPI AG
2018-04-01
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Series: | Sensors |
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Online Access: | http://www.mdpi.com/1424-8220/18/5/1304 |
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author | Chen Zhu Yizheng Chen Yiyang Zhuang Jie Huang |
author_facet | Chen Zhu Yizheng Chen Yiyang Zhuang Jie Huang |
author_sort | Chen Zhu |
collection | DOAJ |
description | We present a hollow coaxial cable Fabry-Perot resonator for displacement and strain measurement up to 1000 °C. By employing a novel homemade hollow coaxial cable made of stainless steel as a sensing platform, the high-temperature tolerance of the sensor is dramatically improved. A Fabry-Perot resonator is implemented on this hollow coaxial cable by introducing two highly-reflective reflectors along the cable. Based on a nested structure design, the external displacement and strain can be directly correlated to the cavity length of the resonator. By tracking the shift of the amplitude reflection spectrum of the microwave resonator, the applied displacement and strain can be determined. The displacement measurement experiment showed that the sensor could function properly up to 1000 °C. The sensor was also employed to measure the thermal strain of a steel plate during the heating process. The stability of the novel sensor was also investigated. The developed sensing platform and sensing configurations are robust, cost-effective, easy to manufacture, and can be flexibly designed for many other measurement applications in harsh high-temperature environments. |
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issn | 1424-8220 |
language | English |
last_indexed | 2024-04-11T18:40:41Z |
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spelling | doaj.art-758d0124f6fa4c97be2c1c3e4ff7f45b2022-12-22T04:08:58ZengMDPI AGSensors1424-82202018-04-01185130410.3390/s18051304s18051304Displacement and Strain Measurement up to 1000 °C Using a Hollow Coaxial Cable Fabry-Perot ResonatorChen Zhu0Yizheng Chen1Yiyang Zhuang2Jie Huang3Department of Electrical and Computer Engineering, Missouri University of Science and Technology, Rolla, MO 65409, USADepartment of Electrical and Computer Engineering, Missouri University of Science and Technology, Rolla, MO 65409, USADepartment of Electrical and Computer Engineering, Missouri University of Science and Technology, Rolla, MO 65409, USADepartment of Electrical and Computer Engineering, Missouri University of Science and Technology, Rolla, MO 65409, USAWe present a hollow coaxial cable Fabry-Perot resonator for displacement and strain measurement up to 1000 °C. By employing a novel homemade hollow coaxial cable made of stainless steel as a sensing platform, the high-temperature tolerance of the sensor is dramatically improved. A Fabry-Perot resonator is implemented on this hollow coaxial cable by introducing two highly-reflective reflectors along the cable. Based on a nested structure design, the external displacement and strain can be directly correlated to the cavity length of the resonator. By tracking the shift of the amplitude reflection spectrum of the microwave resonator, the applied displacement and strain can be determined. The displacement measurement experiment showed that the sensor could function properly up to 1000 °C. The sensor was also employed to measure the thermal strain of a steel plate during the heating process. The stability of the novel sensor was also investigated. The developed sensing platform and sensing configurations are robust, cost-effective, easy to manufacture, and can be flexibly designed for many other measurement applications in harsh high-temperature environments.http://www.mdpi.com/1424-8220/18/5/1304high temperaturedisplacementstrainhollow coaxial cableFabry-Perot resonator |
spellingShingle | Chen Zhu Yizheng Chen Yiyang Zhuang Jie Huang Displacement and Strain Measurement up to 1000 °C Using a Hollow Coaxial Cable Fabry-Perot Resonator Sensors high temperature displacement strain hollow coaxial cable Fabry-Perot resonator |
title | Displacement and Strain Measurement up to 1000 °C Using a Hollow Coaxial Cable Fabry-Perot Resonator |
title_full | Displacement and Strain Measurement up to 1000 °C Using a Hollow Coaxial Cable Fabry-Perot Resonator |
title_fullStr | Displacement and Strain Measurement up to 1000 °C Using a Hollow Coaxial Cable Fabry-Perot Resonator |
title_full_unstemmed | Displacement and Strain Measurement up to 1000 °C Using a Hollow Coaxial Cable Fabry-Perot Resonator |
title_short | Displacement and Strain Measurement up to 1000 °C Using a Hollow Coaxial Cable Fabry-Perot Resonator |
title_sort | displacement and strain measurement up to 1000 °c using a hollow coaxial cable fabry perot resonator |
topic | high temperature displacement strain hollow coaxial cable Fabry-Perot resonator |
url | http://www.mdpi.com/1424-8220/18/5/1304 |
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