Benchmarking organic active materials for aqueous redox flow batteries in terms of lifetime and cost

Abstract Flow batteries are one option for future, low-cost stationary energy storage. We present a perspective overview of the potential cost of organic active materials for aqueous flow batteries based on a comprehensive mathematical model. The battery capital costs for 38 different organic active...

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Main Authors: Dominik Emmel, Simon Kunz, Nick Blume, Yongchai Kwon, Thomas Turek, Christine Minke, Daniel Schröder
Format: Article
Language:English
Published: Nature Portfolio 2023-10-01
Series:Nature Communications
Online Access:https://doi.org/10.1038/s41467-023-42450-9
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author Dominik Emmel
Simon Kunz
Nick Blume
Yongchai Kwon
Thomas Turek
Christine Minke
Daniel Schröder
author_facet Dominik Emmel
Simon Kunz
Nick Blume
Yongchai Kwon
Thomas Turek
Christine Minke
Daniel Schröder
author_sort Dominik Emmel
collection DOAJ
description Abstract Flow batteries are one option for future, low-cost stationary energy storage. We present a perspective overview of the potential cost of organic active materials for aqueous flow batteries based on a comprehensive mathematical model. The battery capital costs for 38 different organic active materials, as well as the state-of-the-art vanadium system are elucidated. We reveal that only a small number of organic molecules would result in costs close to the vanadium reference system. We identify the most promising candidate as the phenazine 3,3′-(phenazine-1,6-diylbis(azanediyl))dipropionic acid) [1,6-DPAP], suggesting costs even below that of the vanadium reference. Additional cost-saving potential can be expected by mass production of these active materials; major benefits lie in the reduced electrolyte costs as well as power costs, although plant maintenance is a major challenge when applying organic materials. Moreover, this work is designed to be expandable. The developed calculation tool (ReFlowLab) accompanying this publication is open for updates with new data.
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spelling doaj.art-fe7c119686624581a26561fb26ec3fc92023-11-20T09:51:02ZengNature PortfolioNature Communications2041-17232023-10-011411910.1038/s41467-023-42450-9Benchmarking organic active materials for aqueous redox flow batteries in terms of lifetime and costDominik Emmel0Simon Kunz1Nick Blume2Yongchai Kwon3Thomas Turek4Christine Minke5Daniel Schröder6Institute of Energy and Process Systems Engineering (InES), Technische Universität BraunschweigInstitute of Physical Chemistry, Justus-Liebig-University GiessenInstitute of Mineral and Waste Processing, Recycling and Circular Economy Systems, Clausthal University of TechnologyDepartment of Chemical and Biomolecular Engineering, Seoul National University of Science and TechnologyResearch Center Energy Storage TechnologiesInstitute of Mineral and Waste Processing, Recycling and Circular Economy Systems, Clausthal University of TechnologyInstitute of Energy and Process Systems Engineering (InES), Technische Universität BraunschweigAbstract Flow batteries are one option for future, low-cost stationary energy storage. We present a perspective overview of the potential cost of organic active materials for aqueous flow batteries based on a comprehensive mathematical model. The battery capital costs for 38 different organic active materials, as well as the state-of-the-art vanadium system are elucidated. We reveal that only a small number of organic molecules would result in costs close to the vanadium reference system. We identify the most promising candidate as the phenazine 3,3′-(phenazine-1,6-diylbis(azanediyl))dipropionic acid) [1,6-DPAP], suggesting costs even below that of the vanadium reference. Additional cost-saving potential can be expected by mass production of these active materials; major benefits lie in the reduced electrolyte costs as well as power costs, although plant maintenance is a major challenge when applying organic materials. Moreover, this work is designed to be expandable. The developed calculation tool (ReFlowLab) accompanying this publication is open for updates with new data.https://doi.org/10.1038/s41467-023-42450-9
spellingShingle Dominik Emmel
Simon Kunz
Nick Blume
Yongchai Kwon
Thomas Turek
Christine Minke
Daniel Schröder
Benchmarking organic active materials for aqueous redox flow batteries in terms of lifetime and cost
Nature Communications
title Benchmarking organic active materials for aqueous redox flow batteries in terms of lifetime and cost
title_full Benchmarking organic active materials for aqueous redox flow batteries in terms of lifetime and cost
title_fullStr Benchmarking organic active materials for aqueous redox flow batteries in terms of lifetime and cost
title_full_unstemmed Benchmarking organic active materials for aqueous redox flow batteries in terms of lifetime and cost
title_short Benchmarking organic active materials for aqueous redox flow batteries in terms of lifetime and cost
title_sort benchmarking organic active materials for aqueous redox flow batteries in terms of lifetime and cost
url https://doi.org/10.1038/s41467-023-42450-9
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