The Proper Use of Fibre-Optic Sensors to Monitor the Condition of the Steam Boiler Hanger Rods

Fibre optic sensors with integrated Bragg gratings are widely used in the diagnostics of machinery and equipment. They achieved their popularity thanks to their relatively simple operating principles. In addition, they allow the continuous monitoring of several variable physical parameters of object...

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Main Authors: Magdalena Palacz, Bolesław Bąk, Łukasz Felkowski, Piotr Duda, Iliya Iliev
Format: Article
Language:English
Published: MDPI AG 2023-08-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/23/17/7522
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author Magdalena Palacz
Bolesław Bąk
Łukasz Felkowski
Piotr Duda
Iliya Iliev
author_facet Magdalena Palacz
Bolesław Bąk
Łukasz Felkowski
Piotr Duda
Iliya Iliev
author_sort Magdalena Palacz
collection DOAJ
description Fibre optic sensors with integrated Bragg gratings are widely used in the diagnostics of machinery and equipment. They achieved their popularity thanks to their relatively simple operating principles. In addition, they allow the continuous monitoring of several variable physical parameters of objects, such as strain or temperature change, which directly translates into immediate feedback regarding potential damage. However, despite the easy-to-understand operating principle, selecting a specific type for a particular application can be problematic. This article aims to present the process of selecting the optimal set of fibre-optic sensors with integrated Bragg grating, which can be used in the process of monitoring the stress state of hanger rods of an engineering object such as an industrial boiler. The hanger rods of such boilers require constant technical supervision; however, the current measurement methods do not provide an effective and non-invasive diagnostic method. Therefore, the authors have undertaken the task of developing a universal diagnostic strategy for hanger rods. To this end, they will present the results of an analysis of the applicability of FBGs, examples of the use of different types of sensors, their installation methods, and the technical capabilities of the equipment necessary to handle the signals recorded with these sensors. Exemplary results of strain measurements of a selected hanger rod performed by the traditional method used now and with a selected FBG fibre optic sensor will be presented. In conclusion, concrete technical suggestions will be presented to be implemented in the existing industrial facility during the next part of the study.
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spelling doaj.art-69b21b13721d41108e2828451139f6912023-11-19T08:51:03ZengMDPI AGSensors1424-82202023-08-012317752210.3390/s23177522The Proper Use of Fibre-Optic Sensors to Monitor the Condition of the Steam Boiler Hanger RodsMagdalena Palacz0Bolesław Bąk1Łukasz Felkowski2Piotr Duda3Iliya Iliev4Department of Production Engineering, Faculty of Organisation and Management, Silesian University of Technology, Akademicka 2A, 44-100 Gliwice, PolandSumitomo SHI FW Energia Polska sp. z o.o., Młynarska 42, 01-171 Warszawa, PolandInstitute of Thermal and Process Engineering, Cracow University of Technology, Al. Jana Pawła II 37, 31-864 Krakow, PolandInstitute of Thermal and Process Engineering, Cracow University of Technology, Al. Jana Pawła II 37, 31-864 Krakow, PolandDepartment of Heat, Hydraulics and Environmental Engineering, “Angel Kanchev” University of Ruse, 7017 Ruse, BulgariaFibre optic sensors with integrated Bragg gratings are widely used in the diagnostics of machinery and equipment. They achieved their popularity thanks to their relatively simple operating principles. In addition, they allow the continuous monitoring of several variable physical parameters of objects, such as strain or temperature change, which directly translates into immediate feedback regarding potential damage. However, despite the easy-to-understand operating principle, selecting a specific type for a particular application can be problematic. This article aims to present the process of selecting the optimal set of fibre-optic sensors with integrated Bragg grating, which can be used in the process of monitoring the stress state of hanger rods of an engineering object such as an industrial boiler. The hanger rods of such boilers require constant technical supervision; however, the current measurement methods do not provide an effective and non-invasive diagnostic method. Therefore, the authors have undertaken the task of developing a universal diagnostic strategy for hanger rods. To this end, they will present the results of an analysis of the applicability of FBGs, examples of the use of different types of sensors, their installation methods, and the technical capabilities of the equipment necessary to handle the signals recorded with these sensors. Exemplary results of strain measurements of a selected hanger rod performed by the traditional method used now and with a selected FBG fibre optic sensor will be presented. In conclusion, concrete technical suggestions will be presented to be implemented in the existing industrial facility during the next part of the study.https://www.mdpi.com/1424-8220/23/17/7522condition monitoringhanger rodFBG sensors
spellingShingle Magdalena Palacz
Bolesław Bąk
Łukasz Felkowski
Piotr Duda
Iliya Iliev
The Proper Use of Fibre-Optic Sensors to Monitor the Condition of the Steam Boiler Hanger Rods
Sensors
condition monitoring
hanger rod
FBG sensors
title The Proper Use of Fibre-Optic Sensors to Monitor the Condition of the Steam Boiler Hanger Rods
title_full The Proper Use of Fibre-Optic Sensors to Monitor the Condition of the Steam Boiler Hanger Rods
title_fullStr The Proper Use of Fibre-Optic Sensors to Monitor the Condition of the Steam Boiler Hanger Rods
title_full_unstemmed The Proper Use of Fibre-Optic Sensors to Monitor the Condition of the Steam Boiler Hanger Rods
title_short The Proper Use of Fibre-Optic Sensors to Monitor the Condition of the Steam Boiler Hanger Rods
title_sort proper use of fibre optic sensors to monitor the condition of the steam boiler hanger rods
topic condition monitoring
hanger rod
FBG sensors
url https://www.mdpi.com/1424-8220/23/17/7522
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