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Article: Ion-plus salinity gradient flow Battery

TitleIon-plus salinity gradient flow Battery
Authors
Issue Date2022
Citation
Chemical Engineering Science, 2022, v. 253, p. 117580 How to Cite?
AbstractA Salinity Gradient Flow Battery (SGFB), as a novel energy-converting system, offered an alternative solution for the large-scale storage of renewable energy. Nevertheless, the commercialization of SGFB had been halted because the relatively high ohmic solution resistance in the low salinity solution. We proposed an “Ion-plus SGFB” system by internally-integrating the redox flow battery and SGFB system for the breakthrough of energy transforming efficiency in SGFB. The supporting ions in the salinity solutions overcome the trade-off limitation between Donnan potential and electrical-resistance as well as accelerate the ion transfer (mass transfer) without sacrificing on the SGP. The results suggest that 62.42–90.68% electric resistance was reduced, and the power density was more than doubled in the nonoptimized system. The novel designed system is environmental-friendly and gentle for membranes, and provided an effective option for the treatment of wastewater and the recovery of useful salinity gradient energy.
Persistent Identifierhttp://hdl.handle.net/10722/314686
ISSN
2021 Impact Factor: 4.889
2020 SCImago Journal Rankings: 1.022
ISI Accession Number ID

 

DC FieldValueLanguage
dc.contributor.authorJiang, C-
dc.contributor.authorMei, Y-
dc.contributor.authorChen, B-
dc.contributor.authorLi, X-
dc.contributor.authorYang, Z-
dc.contributor.authorGuo, H-
dc.contributor.authorShao, S-
dc.contributor.authorTan, SC-
dc.contributor.authorXu, T-
dc.contributor.authorTang, C-
dc.date.accessioned2022-08-05T09:32:46Z-
dc.date.available2022-08-05T09:32:46Z-
dc.date.issued2022-
dc.identifier.citationChemical Engineering Science, 2022, v. 253, p. 117580-
dc.identifier.issn0009-2509-
dc.identifier.urihttp://hdl.handle.net/10722/314686-
dc.description.abstractA Salinity Gradient Flow Battery (SGFB), as a novel energy-converting system, offered an alternative solution for the large-scale storage of renewable energy. Nevertheless, the commercialization of SGFB had been halted because the relatively high ohmic solution resistance in the low salinity solution. We proposed an “Ion-plus SGFB” system by internally-integrating the redox flow battery and SGFB system for the breakthrough of energy transforming efficiency in SGFB. The supporting ions in the salinity solutions overcome the trade-off limitation between Donnan potential and electrical-resistance as well as accelerate the ion transfer (mass transfer) without sacrificing on the SGP. The results suggest that 62.42–90.68% electric resistance was reduced, and the power density was more than doubled in the nonoptimized system. The novel designed system is environmental-friendly and gentle for membranes, and provided an effective option for the treatment of wastewater and the recovery of useful salinity gradient energy.-
dc.languageeng-
dc.relation.ispartofChemical Engineering Science-
dc.titleIon-plus salinity gradient flow Battery-
dc.typeArticle-
dc.identifier.emailYang, Z: zheyang8@hku.hk-
dc.identifier.emailGuo, H: guohao7@hku.hk-
dc.identifier.emailTan, SC: sctan@eee.hku.hk-
dc.identifier.emailTang, C: tangc@hku.hk-
dc.identifier.authorityYang, Z=rp02847-
dc.identifier.authorityGuo, H=rp02772-
dc.identifier.authorityTan, SC=rp01606-
dc.identifier.authorityTang, C=rp01765-
dc.identifier.doi10.1016/j.ces.2022.117580-
dc.identifier.hkuros334762-
dc.identifier.volume253-
dc.identifier.spage117580-
dc.identifier.epage117580-
dc.identifier.isiWOS:000788736700012-

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