Second-Life Battery Capacity Estimation and Method Comparison

There is increased talk about using second-life batteries in applications. In first-life applications, the batteries start from new, and a range of life cycle estimation techniques are applied. However, it is not clear how second-life batteries should be monitored compared to first life batteries. T...

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Main Authors: Jingxi Yang, Matthew Beatty, Dani Strickland, Mina Abedi-Varnosfaderani, Joe Warren
Format: Article
Language:English
Published: MDPI AG 2023-04-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/16/7/3244
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author Jingxi Yang
Matthew Beatty
Dani Strickland
Mina Abedi-Varnosfaderani
Joe Warren
author_facet Jingxi Yang
Matthew Beatty
Dani Strickland
Mina Abedi-Varnosfaderani
Joe Warren
author_sort Jingxi Yang
collection DOAJ
description There is increased talk about using second-life batteries in applications. In first-life applications, the batteries start from new, and a range of life cycle estimation techniques are applied. However, it is not clear how second-life batteries should be monitored compared to first life batteries. This paper investigated different algorithms from first-life applications for estimating and forecasting battery cell state of health in conjunction with capacity calculations using second life cells under long term durability testing. The paper looks at how close these models predict capacity fade based on a set of second-life batteries that have been undertaking sweat testing over six different applications. The paper concludes that there are two methods that could be suitable candidates for predicting lifespan. One of these needed to be modified from the original.
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spelling doaj.art-beea9a59b46b4c7db25a559b94c3c1be2023-11-17T16:39:22ZengMDPI AGEnergies1996-10732023-04-01167324410.3390/en16073244Second-Life Battery Capacity Estimation and Method ComparisonJingxi Yang0Matthew Beatty1Dani Strickland2Mina Abedi-Varnosfaderani3Joe Warren4Centre for Renewable Energy Systems Technology, Loughborough University, Loughborough LE11 3TU, UKCentre for Renewable Energy Systems Technology, Loughborough University, Loughborough LE11 3TU, UKCentre for Renewable Energy Systems Technology, Loughborough University, Loughborough LE11 3TU, UKCentre for Renewable Energy Systems Technology, Loughborough University, Loughborough LE11 3TU, UKPowerVault Ltd., Garrick Industrial Centre, Garrick Industrial Estate, Irving Way, London NW9 6AQ, UKThere is increased talk about using second-life batteries in applications. In first-life applications, the batteries start from new, and a range of life cycle estimation techniques are applied. However, it is not clear how second-life batteries should be monitored compared to first life batteries. This paper investigated different algorithms from first-life applications for estimating and forecasting battery cell state of health in conjunction with capacity calculations using second life cells under long term durability testing. The paper looks at how close these models predict capacity fade based on a set of second-life batteries that have been undertaking sweat testing over six different applications. The paper concludes that there are two methods that could be suitable candidates for predicting lifespan. One of these needed to be modified from the original.https://www.mdpi.com/1996-1073/16/7/3244energy storagesecond-life batterycapacity estimationcapacity fade remaining useful life
spellingShingle Jingxi Yang
Matthew Beatty
Dani Strickland
Mina Abedi-Varnosfaderani
Joe Warren
Second-Life Battery Capacity Estimation and Method Comparison
Energies
energy storage
second-life battery
capacity estimation
capacity fade remaining useful life
title Second-Life Battery Capacity Estimation and Method Comparison
title_full Second-Life Battery Capacity Estimation and Method Comparison
title_fullStr Second-Life Battery Capacity Estimation and Method Comparison
title_full_unstemmed Second-Life Battery Capacity Estimation and Method Comparison
title_short Second-Life Battery Capacity Estimation and Method Comparison
title_sort second life battery capacity estimation and method comparison
topic energy storage
second-life battery
capacity estimation
capacity fade remaining useful life
url https://www.mdpi.com/1996-1073/16/7/3244
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AT danistrickland secondlifebatterycapacityestimationandmethodcomparison
AT minaabedivarnosfaderani secondlifebatterycapacityestimationandmethodcomparison
AT joewarren secondlifebatterycapacityestimationandmethodcomparison