Phenol-Formaldehyde Resin for Optical-Chemical Temperature Sensing

The application of phenol-formaldehyde (PF) resin as an optical temperature sensor is investigated. Recent developments in optical luminescent sensors allow for global measurements to be made over the surface of a test article, extending beyond conventional point measurements. Global temperature dis...

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Main Authors: Steven Claucherty, Hirotaka Sakaue
Format: Article
Language:English
Published: MDPI AG 2018-05-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/18/6/1756
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author Steven Claucherty
Hirotaka Sakaue
author_facet Steven Claucherty
Hirotaka Sakaue
author_sort Steven Claucherty
collection DOAJ
description The application of phenol-formaldehyde (PF) resin as an optical temperature sensor is investigated. Recent developments in optical luminescent sensors allow for global measurements to be made over the surface of a test article, extending beyond conventional point measurements. Global temperature distributions are particularly helpful when validating computational models or when mapping temperature over complex geometries, and can be used to calculate surface heat flux values. Temperature-sensitive paint (TSP) is a novel chemical approach to obtaining these global temperature measurements, but there are still challenges to overcome to make it a reliable tool. A sensor with a wide range of temperature sensitivity is desired to provide the maximum amount of utility, especially for tests spanning large temperature gradients. Naturally luminescent materials such as PF resin provide an attractive alternative to chemical sensor coatings, and PF resin is studied for this reason. Static tests of different PF resin samples are conducted using two binder materials to strengthen the material: cloth and paper. The material shows temperature sensitivities up to −0.8%/K, demonstrating the usefulness of PF resin as a temperature sensor.
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spelling doaj.art-6dbd6978c5304ca781266aacc169e7ac2022-12-22T03:19:08ZengMDPI AGSensors1424-82202018-05-01186175610.3390/s18061756s18061756Phenol-Formaldehyde Resin for Optical-Chemical Temperature SensingSteven Claucherty0Hirotaka Sakaue1Department of Aerospace and Mechanical Engineering, University of Notre Dame, Hessert Laboratory, Notre Dame, IN 46556, USADepartment of Aerospace and Mechanical Engineering, University of Notre Dame, Hessert Laboratory, Notre Dame, IN 46556, USAThe application of phenol-formaldehyde (PF) resin as an optical temperature sensor is investigated. Recent developments in optical luminescent sensors allow for global measurements to be made over the surface of a test article, extending beyond conventional point measurements. Global temperature distributions are particularly helpful when validating computational models or when mapping temperature over complex geometries, and can be used to calculate surface heat flux values. Temperature-sensitive paint (TSP) is a novel chemical approach to obtaining these global temperature measurements, but there are still challenges to overcome to make it a reliable tool. A sensor with a wide range of temperature sensitivity is desired to provide the maximum amount of utility, especially for tests spanning large temperature gradients. Naturally luminescent materials such as PF resin provide an attractive alternative to chemical sensor coatings, and PF resin is studied for this reason. Static tests of different PF resin samples are conducted using two binder materials to strengthen the material: cloth and paper. The material shows temperature sensitivities up to −0.8%/K, demonstrating the usefulness of PF resin as a temperature sensor.http://www.mdpi.com/1424-8220/18/6/1756phenol-formaldehyde resinoptical diagnosticssurface temperature measurementtemperature-sensitive paintheat transfer
spellingShingle Steven Claucherty
Hirotaka Sakaue
Phenol-Formaldehyde Resin for Optical-Chemical Temperature Sensing
Sensors
phenol-formaldehyde resin
optical diagnostics
surface temperature measurement
temperature-sensitive paint
heat transfer
title Phenol-Formaldehyde Resin for Optical-Chemical Temperature Sensing
title_full Phenol-Formaldehyde Resin for Optical-Chemical Temperature Sensing
title_fullStr Phenol-Formaldehyde Resin for Optical-Chemical Temperature Sensing
title_full_unstemmed Phenol-Formaldehyde Resin for Optical-Chemical Temperature Sensing
title_short Phenol-Formaldehyde Resin for Optical-Chemical Temperature Sensing
title_sort phenol formaldehyde resin for optical chemical temperature sensing
topic phenol-formaldehyde resin
optical diagnostics
surface temperature measurement
temperature-sensitive paint
heat transfer
url http://www.mdpi.com/1424-8220/18/6/1756
work_keys_str_mv AT stevenclaucherty phenolformaldehyderesinforopticalchemicaltemperaturesensing
AT hirotakasakaue phenolformaldehyderesinforopticalchemicaltemperaturesensing