Will the Internet of Things Be Perovskite Powered? Energy Yield Measurement and Real-World Performance of Perovskite Solar Cells in Ambient Light Conditions

The number of interconnected devices, often referred to as the Internet of Things (IoT), is increasing at a considerable rate. It is inevitable therefore that so too will the energy demand. IoT describes a range of technologies such as sensors, software, smart meters, wearable devices, and communica...

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Main Authors: Suzanne K. Thomas, Adam Pockett, Krishna Seunarine, Michael Spence, Dimitrios Raptis, Simone Meroni, Trystan Watson, Matt Jones, Matthew J. Carnie
Format: Article
Language:English
Published: MDPI AG 2022-01-01
Series:IoT
Subjects:
Online Access:https://www.mdpi.com/2624-831X/3/1/6
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author Suzanne K. Thomas
Adam Pockett
Krishna Seunarine
Michael Spence
Dimitrios Raptis
Simone Meroni
Trystan Watson
Matt Jones
Matthew J. Carnie
author_facet Suzanne K. Thomas
Adam Pockett
Krishna Seunarine
Michael Spence
Dimitrios Raptis
Simone Meroni
Trystan Watson
Matt Jones
Matthew J. Carnie
author_sort Suzanne K. Thomas
collection DOAJ
description The number of interconnected devices, often referred to as the Internet of Things (IoT), is increasing at a considerable rate. It is inevitable therefore that so too will the energy demand. IoT describes a range of technologies such as sensors, software, smart meters, wearable devices, and communication beacons for the purpose of connecting and exchanging data with other devices and systems over the internet. Often not located near a mains supply power source, these devices may be reliant on primary battery cells. To avoid the need to periodically replace these batteries, it makes sense to integrate the technologies with a photovoltaic (PV) cell to harvest ambient light, so that the technologies can be said to be self-powered. Perovskite solar cells have proven extremely efficient in low-light conditions but in the absence of ambient and low-light testing standards, or even a consensus on what is defined by “ambient light”, it is difficult to estimate the energy yield of a given PV technology in a given scenario. Ambient light harvesting is complex, subject to spectral considerations, and whether the light source is directly incident on the PV cell. Here, we present a realistic scenario-driven method for measuring the energy yield for a given PV technology in various situations in which an IoT device may be found. Furthermore, we show that laboratory-built p-i-n perovskite devices, for many scenarios, produce energy yields close to that of commercial GaAs solar cells. Finally, we demonstrate an IoT device, powered by a mesoporous carbon perovskite solar module and supercapacitor, and operating through several day–night cycles.
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spelling doaj.art-8079988a6dfe41efb6486bc9d1d9d6332023-11-24T01:45:25ZengMDPI AGIoT2624-831X2022-01-013110912110.3390/iot3010006Will the Internet of Things Be Perovskite Powered? Energy Yield Measurement and Real-World Performance of Perovskite Solar Cells in Ambient Light ConditionsSuzanne K. Thomas0Adam Pockett1Krishna Seunarine2Michael Spence3Dimitrios Raptis4Simone Meroni5Trystan Watson6Matt Jones7Matthew J. Carnie8SPECIFIC-IKC and Materials Research Centre, Faculty of Science and Engineering, Swansea University, Swansea SA2 8PP, UKSPECIFIC-IKC and Materials Research Centre, Faculty of Science and Engineering, Swansea University, Swansea SA2 8PP, UKSPECIFIC-IKC and Materials Research Centre, Faculty of Science and Engineering, Swansea University, Swansea SA2 8PP, UKSPECIFIC-IKC and Materials Research Centre, Faculty of Science and Engineering, Swansea University, Swansea SA2 8PP, UKSPECIFIC-IKC and Materials Research Centre, Faculty of Science and Engineering, Swansea University, Swansea SA2 8PP, UKSPECIFIC-IKC and Materials Research Centre, Faculty of Science and Engineering, Swansea University, Swansea SA2 8PP, UKSPECIFIC-IKC and Materials Research Centre, Faculty of Science and Engineering, Swansea University, Swansea SA2 8PP, UKComputational Foundry, Faculty of Science and Engineering, Swansea University, Swansea SA2 8PP, UKSPECIFIC-IKC and Materials Research Centre, Faculty of Science and Engineering, Swansea University, Swansea SA2 8PP, UKThe number of interconnected devices, often referred to as the Internet of Things (IoT), is increasing at a considerable rate. It is inevitable therefore that so too will the energy demand. IoT describes a range of technologies such as sensors, software, smart meters, wearable devices, and communication beacons for the purpose of connecting and exchanging data with other devices and systems over the internet. Often not located near a mains supply power source, these devices may be reliant on primary battery cells. To avoid the need to periodically replace these batteries, it makes sense to integrate the technologies with a photovoltaic (PV) cell to harvest ambient light, so that the technologies can be said to be self-powered. Perovskite solar cells have proven extremely efficient in low-light conditions but in the absence of ambient and low-light testing standards, or even a consensus on what is defined by “ambient light”, it is difficult to estimate the energy yield of a given PV technology in a given scenario. Ambient light harvesting is complex, subject to spectral considerations, and whether the light source is directly incident on the PV cell. Here, we present a realistic scenario-driven method for measuring the energy yield for a given PV technology in various situations in which an IoT device may be found. Furthermore, we show that laboratory-built p-i-n perovskite devices, for many scenarios, produce energy yields close to that of commercial GaAs solar cells. Finally, we demonstrate an IoT device, powered by a mesoporous carbon perovskite solar module and supercapacitor, and operating through several day–night cycles.https://www.mdpi.com/2624-831X/3/1/6energy harvestingphotovoltaicself-poweredperovskite
spellingShingle Suzanne K. Thomas
Adam Pockett
Krishna Seunarine
Michael Spence
Dimitrios Raptis
Simone Meroni
Trystan Watson
Matt Jones
Matthew J. Carnie
Will the Internet of Things Be Perovskite Powered? Energy Yield Measurement and Real-World Performance of Perovskite Solar Cells in Ambient Light Conditions
IoT
energy harvesting
photovoltaic
self-powered
perovskite
title Will the Internet of Things Be Perovskite Powered? Energy Yield Measurement and Real-World Performance of Perovskite Solar Cells in Ambient Light Conditions
title_full Will the Internet of Things Be Perovskite Powered? Energy Yield Measurement and Real-World Performance of Perovskite Solar Cells in Ambient Light Conditions
title_fullStr Will the Internet of Things Be Perovskite Powered? Energy Yield Measurement and Real-World Performance of Perovskite Solar Cells in Ambient Light Conditions
title_full_unstemmed Will the Internet of Things Be Perovskite Powered? Energy Yield Measurement and Real-World Performance of Perovskite Solar Cells in Ambient Light Conditions
title_short Will the Internet of Things Be Perovskite Powered? Energy Yield Measurement and Real-World Performance of Perovskite Solar Cells in Ambient Light Conditions
title_sort will the internet of things be perovskite powered energy yield measurement and real world performance of perovskite solar cells in ambient light conditions
topic energy harvesting
photovoltaic
self-powered
perovskite
url https://www.mdpi.com/2624-831X/3/1/6
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