LoRaWAN Battery-Free Wireless Sensors Network Designed for Structural Health Monitoring in the Construction Domain

This paper addresses the practical implementation of a wireless sensors network designed to actualize cyber-physical systems that are dedicated to structural health monitoring applications in the construction domain. This network consists of a mesh grid composed of LoRaWAN battery-free wireless sens...

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Main Authors: Gaël Loubet, Alexandru Takacs, Ethan Gardner, Andrea De Luca, Florin Udrea, Daniela Dragomirescu
Format: Article
Language:English
Published: MDPI AG 2019-03-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/19/7/1510
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author Gaël Loubet
Alexandru Takacs
Ethan Gardner
Andrea De Luca
Florin Udrea
Daniela Dragomirescu
author_facet Gaël Loubet
Alexandru Takacs
Ethan Gardner
Andrea De Luca
Florin Udrea
Daniela Dragomirescu
author_sort Gaël Loubet
collection DOAJ
description This paper addresses the practical implementation of a wireless sensors network designed to actualize cyber-physical systems that are dedicated to structural health monitoring applications in the construction domain. This network consists of a mesh grid composed of LoRaWAN battery-free wireless sensing nodes that collect physical data and communicating nodes that interface the sensing nodes with the digital world through the Internet. Two prototypes of sensing nodes were manufactured and are powered wirelessly by using a far-field wireless power transmission technique and only one dedicated RF energy source operating in the ISM 868 MHz frequency band. These sensing nodes can simultaneously perform temperature and relative humidity measurements and can transmit the measured data wirelessly over long-range distances by using the LoRa technology and the LoRaWAN protocol. Experimental results for a simplified network confirm that the periodicity of the measurements and data transmission of the sensing nodes can be controlled by the dedicated RF source (embedded in or just controlled by the associated communicating node), by tuning the radiated power density of the RF waves, and without any modification of the software or the hardware implemented in the sensing nodes.
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spelling doaj.art-68375930f53a4056ba2c70854289e61b2022-12-22T02:09:56ZengMDPI AGSensors1424-82202019-03-01197151010.3390/s19071510s19071510LoRaWAN Battery-Free Wireless Sensors Network Designed for Structural Health Monitoring in the Construction DomainGaël Loubet0Alexandru Takacs1Ethan Gardner2Andrea De Luca3Florin Udrea4Daniela Dragomirescu5LAAS-CNRS, Université de Toulouse, CNRS, INSA, UPS, 31400 Toulouse, FranceLAAS-CNRS, Université de Toulouse, CNRS, INSA, UPS, 31400 Toulouse, FranceDepartment of Engineering, University of Cambridge, Cambridge CB3 0FF, UKDepartment of Engineering, University of Cambridge, Cambridge CB3 0FF, UKDepartment of Engineering, University of Cambridge, Cambridge CB3 0FF, UKLAAS-CNRS, Université de Toulouse, CNRS, INSA, UPS, 31400 Toulouse, FranceThis paper addresses the practical implementation of a wireless sensors network designed to actualize cyber-physical systems that are dedicated to structural health monitoring applications in the construction domain. This network consists of a mesh grid composed of LoRaWAN battery-free wireless sensing nodes that collect physical data and communicating nodes that interface the sensing nodes with the digital world through the Internet. Two prototypes of sensing nodes were manufactured and are powered wirelessly by using a far-field wireless power transmission technique and only one dedicated RF energy source operating in the ISM 868 MHz frequency band. These sensing nodes can simultaneously perform temperature and relative humidity measurements and can transmit the measured data wirelessly over long-range distances by using the LoRa technology and the LoRaWAN protocol. Experimental results for a simplified network confirm that the periodicity of the measurements and data transmission of the sensing nodes can be controlled by the dedicated RF source (embedded in or just controlled by the associated communicating node), by tuning the radiated power density of the RF waves, and without any modification of the software or the hardware implemented in the sensing nodes.https://www.mdpi.com/1424-8220/19/7/1510wireless power transmission (WPT)wireless sensor network (WSN)simultaneous wireless information and power transfer (SWIPT)cyber-physical systems (CPS)structural health monitoring (SHM)Internet of Things (IoT)communicating material
spellingShingle Gaël Loubet
Alexandru Takacs
Ethan Gardner
Andrea De Luca
Florin Udrea
Daniela Dragomirescu
LoRaWAN Battery-Free Wireless Sensors Network Designed for Structural Health Monitoring in the Construction Domain
Sensors
wireless power transmission (WPT)
wireless sensor network (WSN)
simultaneous wireless information and power transfer (SWIPT)
cyber-physical systems (CPS)
structural health monitoring (SHM)
Internet of Things (IoT)
communicating material
title LoRaWAN Battery-Free Wireless Sensors Network Designed for Structural Health Monitoring in the Construction Domain
title_full LoRaWAN Battery-Free Wireless Sensors Network Designed for Structural Health Monitoring in the Construction Domain
title_fullStr LoRaWAN Battery-Free Wireless Sensors Network Designed for Structural Health Monitoring in the Construction Domain
title_full_unstemmed LoRaWAN Battery-Free Wireless Sensors Network Designed for Structural Health Monitoring in the Construction Domain
title_short LoRaWAN Battery-Free Wireless Sensors Network Designed for Structural Health Monitoring in the Construction Domain
title_sort lorawan battery free wireless sensors network designed for structural health monitoring in the construction domain
topic wireless power transmission (WPT)
wireless sensor network (WSN)
simultaneous wireless information and power transfer (SWIPT)
cyber-physical systems (CPS)
structural health monitoring (SHM)
Internet of Things (IoT)
communicating material
url https://www.mdpi.com/1424-8220/19/7/1510
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