Innovations in stack design and optimization strategies for redox flow batteries in large-scale energy storage
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GRAPHICAL ABSTRACT
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PUBLIC SUMMARY
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Frontier technologies for key components of redox flow battery stacks are summarized.
Stack integration systems for redox flow battery are overviewed.
Innovative design and optimization on key components are highlighted.
Challenges and prospects for the design of large-scale energy storage in flow batteries are presented.
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ABSTRACT
Redox flow batteries are promising electrochemical systems for energy storage owing to their inherent safety, long cycle life, and the distinct scalability of power and capacity. This review focuses on the stack design and optimization, providing a detailed analysis of critical components design and the stack integration. The scope of the review includes electrolytes, flow fields, electrodes, and membranes, along with the uniformity issues, thermal management, and system integration. This review aims to bridge the gap between academic research and commercial application, promoting redox flow batteries as a more reliable system for large-scale, long-term energy storage applications. -
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REFERENCES
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Pan L., Rao H., Ren J., et al., (2024). Innovations in stack design and optimization strategies for redox flow batteries in large-scale energy storage. The Innovation Energy 1(3): 100040. https://doi.org/10.59717/j.xinn-energy.2024.100040
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Pan L., Rao H., Ren J., et al., (2024). Innovations in stack design and optimization strategies for redox flow batteries in large-scale energy storage. The Innovation Energy 1(3): 100040. https://doi.org/10.59717/j.xinn-energy.2024.100040
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Figure 1.
The typical structure of the RFB stack.
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Figure 2.
Different types of electrolytes for RFBs including
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Figure 3.
Modified designs for SFFs include introducing parallel channels, subzones, and gradient designs
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Figure 4.
Novel flow field design methods
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Figure 5.
The catalysts modifications on conventional electrodes
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Figure 6.
Methodologies of designing the structural parameters of porous electrodes
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Figure 7.
The basic structure and principle of membranes
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Figure 8.
Uniformity issues of RFB stacks
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Figure 9.
Thermal management methods of RFBs
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Figure 10.
A hypothetical RFB-BMS scheme with the proposed functionalities.
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