优化锌离子拯救 ZnBr.pdf

1、Norah S.AlghamdiPhD Candidate(Final Year)The University of Queensland(UQ),AustraliaLecturer in ChemistryImam Mohammad Ibn Saud Islamic University(IMSIU),Saudi Arabia25 June 2025Optimising Zn-Ion Solvation Structures for Improved Durability and Performance in ZincBromine Flow BatteriesGlobal electric

2、ity generation is projected to increase by 60%from 2020 to 2050.Chem.Rev.,2011,111,5,3577-36131 The deployment of renewables generation requires Energy Storage technologyThe Growing Role of RenewablesRenewables VariabilityProjected global energy mix through 2050Global electricity generation is proje

3、cted to increase by 60%from 2020 to 20501.1|Energy Storage in the Global Energy Transition Energy Storage Mater.,2018,15,3243501.2|So,what kind of storage systems can handle this?Rana Masud,Norah S Alghamdi,et al.Bin Luo*.Exploration,2023,3(6),20220073J.Mater.Chem.A,2015,3,1691316933Long Duration En

4、ergy StorageRedox Flow Batteries(RFBs)Key features of Zinc-Bromine Flow Batteries Higher energy density Lower material cost safely fully discharged Long cycle life Non-flammable&safe Easy to scale&maintain 21.3|Challenges of Zinc-Bromine Redox Flow Batteries H2H2H2Norah S Alghamdi,et al.Bin Luo*.Nan

5、o-Micro Letters,2023,15(1),2093 HER is thermodynamically preferred in aqueous electrolytes HER compete with zinc plating reduction reaction 1.4|Proposed Solution of Zinc-Bromine Redox Flow Batteries Dimethyl sulfoxide(DMSO)is a strong hydrogen-bond acceptor that helps control the zinc environment,re

6、ducing hydrogen gas(HER)and improving zinc plating behaviour.HER is thermodynamically preferred in aqueous electrolytes HER compete with zinc plating reduction reaction 41.5|Better Zinc Plating Starts with Better Chemistry Norah S Alghamdi,et al.Bin Luo*.Angewandte Chemie International Edition 2025,