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从废旧的离子电池中回收的稀有金属使用的阴极活性材料:一项审查
Yusuke Abe1, Ryoei Watanabe2, Tatsuya Yodose2
1Joint Research Center for Electric Architecture, Akita University, Tegatagakuen-machi 1-1, Akita, 010-8502, Japan.
Heliyon
|April 1, 2024
概括
回收离子电池 (LIB) 对可持续供应链至关重要. 本综述探讨了回收贵金属和再利用正极材料的方法,重点关注污染控制以获得最佳性能.
科学领域:
- 材料科学与工程 材料科学与工程
- 电化学 电化学 电化学
- 可持续能源技术 可持续能源技术
背景情况:
- 大型离子电池 (LIB) 对电动汽车和可再生能源储能至关重要.
- 废弃LIBs的显著增加需要有效的回收策略.
- 从消耗的LIB中回收贵金属 (Li,Co,Ni) 对供应链的连续性至关重要.
研究的目的:
- 审查废弃物LIB的各种回收方法,包括铁,水和直接回收.
- 评估来自回收LIBs的阴极活性材料的电化学性能.
- 概述杂质对回收的正极材料的性能和性能的影响.
主要方法:
- 对LIB回收技术及其技术特征的现有文献的审查.
- 对回收方法的分析,重点是优点,缺点和杂质概况.
- 从回收金属合成的阴极材料的电化学性能评估.
主要成果:
- 不同的回收方法在去除杂质和恢复物质性质方面存在独特的挑战.
- 水电金需要最佳的杂质控制来实现可持续生产,因为完全去除通常是不现实的.
- 直接回收需要几乎完全去除杂质并恢复物理化学性质,以便有效重复使用.
结论:
- 有效的LIB回收取决于回收的正极活性材料中的杂质的管理.
- 需要技术进步来优化各种回收方法的杂质水平.
- 本综述强调了废弃物LIBs中的正极材料再利用的技术前景,支持循环经济.
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