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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Main Authors: Chen Zhu, Yizheng Chen, Yiyang Zhuang, Jie Huang
Format: Article
Language:English
Published: MDPI AG 2018-04-01
Series:Sensors
Subjects:
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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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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