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Title: All-vanadium sulfate acid redox flow battery system

Abstract

All-vanadium sulfate redox flow battery systems have a catholyte and an anolyte comprising an aqueous supporting solution including chloride ions and phosphate ions. The aqueous supporting solution stabilizes and increases the solubility of vanadium species in the electrolyte, allowing an increased vanadium concentration over a desired operating temperature range. According to one example, the chloride ions are provided by MgCl2, and the phosphate ions are provided by (NH4)2HPO4.

Inventors:
; ; ; ; ;
Issue Date:
Research Org.:
Pacific Northwest National Laboratory (PNNL), Richland, WA (United States)
Sponsoring Org.:
USDOE
OSTI Identifier:
1986954
Patent Number(s):
11532832
Application Number:
16/859,142
Assignee:
Battelle Memorial Institute (Richland, WA)
DOE Contract Number:  
AC05-76RL01830
Resource Type:
Patent
Resource Relation:
Patent File Date: 04/27/2020
Country of Publication:
United States
Language:
English

Citation Formats

Nie, Zimin, Wang, Wei, Wei, Xiaoliang, Li, Bin, Liu, Jun, and Sprenkle, Vincent L. All-vanadium sulfate acid redox flow battery system. United States: N. p., 2022. Web.
Nie, Zimin, Wang, Wei, Wei, Xiaoliang, Li, Bin, Liu, Jun, & Sprenkle, Vincent L. All-vanadium sulfate acid redox flow battery system. United States.
Nie, Zimin, Wang, Wei, Wei, Xiaoliang, Li, Bin, Liu, Jun, and Sprenkle, Vincent L. Tue . "All-vanadium sulfate acid redox flow battery system". United States. https://www.osti.gov/servlets/purl/1986954.
@article{osti_1986954,
title = {All-vanadium sulfate acid redox flow battery system},
author = {Nie, Zimin and Wang, Wei and Wei, Xiaoliang and Li, Bin and Liu, Jun and Sprenkle, Vincent L.},
abstractNote = {All-vanadium sulfate redox flow battery systems have a catholyte and an anolyte comprising an aqueous supporting solution including chloride ions and phosphate ions. The aqueous supporting solution stabilizes and increases the solubility of vanadium species in the electrolyte, allowing an increased vanadium concentration over a desired operating temperature range. According to one example, the chloride ions are provided by MgCl2, and the phosphate ions are provided by (NH4)2HPO4.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2022},
month = {12}
}

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