All-Lead-Flow-Batteries as Promising Candidates for Energy Storage Solutions

Soluble-lead-flow-batteries suffer from dendrite formation and thus shorting of the electrodes. Utilizing hexadecyltrimethylammonium-ion as an additive to the electrolyte, as well as periodic electrochemical renewal of electrode surfaces, the problem of dendrite formation has been eliminated. Labora...

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Main Authors: Michael Lanfranconi, Hans-J. Lilienhof
Format: Article
Language:English
Published: SDEWES Centre 2019-06-01
Series:Journal of Sustainable Development of Energy, Water and Environment Systems
Subjects:
Online Access: http://www.sdewes.org/jsdewes/pid6.0256
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author Michael Lanfranconi
Hans-J. Lilienhof
author_facet Michael Lanfranconi
Hans-J. Lilienhof
author_sort Michael Lanfranconi
collection DOAJ
description Soluble-lead-flow-batteries suffer from dendrite formation and thus shorting of the electrodes. Utilizing hexadecyltrimethylammonium-ion as an additive to the electrolyte, as well as periodic electrochemical renewal of electrode surfaces, the problem of dendrite formation has been eliminated. Laboratory scale cells have been designed and constructed that were able to cycle for more than 7,000 full cycles at 100% depth of discharge without intervention to the system. These cells have very high coulombic efficiencies of more than 97%, as well as energy efficiencies of 70% and greater for each individual cycle. The strategy of in situ renewal of electrode surfaces at certain cycle intervals allows these cells to be reconditioned and start with new electrode surfaces each time such a maintenance is performed. Thus, these cells can be reset to their starting condition with each of these maintenance cycles.
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spelling doaj.art-5cbc0306a48e49b89db994014d41a3a62022-12-21T18:56:25ZengSDEWES CentreJournal of Sustainable Development of Energy, Water and Environment Systems1848-92572019-06-017234335410.13044/j.sdewes.d6.025600256All-Lead-Flow-Batteries as Promising Candidates for Energy Storage SolutionsMichael Lanfranconi0Hans-J. Lilienhof1 Volterion GmbH, Carlo-Schmid-Allee 3, 44263 Dortmund, Germany Department of Electrical Engineering, Westphalian University of Applied Sciences, Neidenburger Str. 34, 45877 Gelsenkirchen, Germany Soluble-lead-flow-batteries suffer from dendrite formation and thus shorting of the electrodes. Utilizing hexadecyltrimethylammonium-ion as an additive to the electrolyte, as well as periodic electrochemical renewal of electrode surfaces, the problem of dendrite formation has been eliminated. Laboratory scale cells have been designed and constructed that were able to cycle for more than 7,000 full cycles at 100% depth of discharge without intervention to the system. These cells have very high coulombic efficiencies of more than 97%, as well as energy efficiencies of 70% and greater for each individual cycle. The strategy of in situ renewal of electrode surfaces at certain cycle intervals allows these cells to be reconditioned and start with new electrode surfaces each time such a maintenance is performed. Thus, these cells can be reset to their starting condition with each of these maintenance cycles. http://www.sdewes.org/jsdewes/pid6.0256 Energy storageFlow-batteryLeadSoluble-lead-flow-batteryElectroplating.
spellingShingle Michael Lanfranconi
Hans-J. Lilienhof
All-Lead-Flow-Batteries as Promising Candidates for Energy Storage Solutions
Journal of Sustainable Development of Energy, Water and Environment Systems
Energy storage
Flow-battery
Lead
Soluble-lead-flow-battery
Electroplating.
title All-Lead-Flow-Batteries as Promising Candidates for Energy Storage Solutions
title_full All-Lead-Flow-Batteries as Promising Candidates for Energy Storage Solutions
title_fullStr All-Lead-Flow-Batteries as Promising Candidates for Energy Storage Solutions
title_full_unstemmed All-Lead-Flow-Batteries as Promising Candidates for Energy Storage Solutions
title_short All-Lead-Flow-Batteries as Promising Candidates for Energy Storage Solutions
title_sort all lead flow batteries as promising candidates for energy storage solutions
topic Energy storage
Flow-battery
Lead
Soluble-lead-flow-battery
Electroplating.
url http://www.sdewes.org/jsdewes/pid6.0256
work_keys_str_mv AT michaellanfranconi allleadflowbatteriesaspromisingcandidatesforenergystoragesolutions
AT hansjlilienhof allleadflowbatteriesaspromisingcandidatesforenergystoragesolutions