混合氧化物阴极的直接回收:平衡成本,性能和环境权衡
Evgenii Beletskii1,2, Elizaveta Evshchik2, Anna Shikhovtseva2
1MllT Key Laboratory of Critical Materials Technology for New Energy Conversion and Storage, School of Chemistry and Chemical Engineering, Harbin Institute of Technology, Harbin, China.
Advanced science (Weinheim, Baden-Wurttemberg, Germany)
|February 16, 2026
概括
我们比较了用于电池回收的五种再利用方法,发现固态再利用 (SSR) 和水热再利用 (Hydro) 在技术经济性能方面占据领先地位. 化学 (Chem) 化提供了最佳的综合性能,尽管成本和能源使用更高.
科学领域:
- 材料科学 材料科学 材料科学
- 化学工程是化学工程的重要组成部分.
- 电化学 电化学 电化学
背景情况:
- 再化对于回收使用过的离子电池阴极至关重要.
- 存在各种方法,但缺乏全面的比较.
研究的目的:
- 为了比较五种再化方法:固态再化 (SSR),水热再化 (Hydro),盐热化学 (MST),电化学 (EC) 和化学 (Chem).
- 通过技术经济,电化学和环境/毒理学指标来评估这些方法.
主要方法:
- 协调技术经济分析 (I组).
- 电化学性能评估 (第二组).
- 环境和毒理学评估 (第三组).
主要成果:
- 在技术经济指标方面,SSR/Hydro表现出色.
- MST和SSR显示出强大的电化学回收.
- 欧共体的能源消耗较低,但实验室规模成本较高;化学品具有竞争力.
- 二氧化碳排放排名EC
MST - 化学在综合性能方面领先 (72.3点),其次是SSR,Hydro,MST和EC (60-65点).
结论:
- 对于富含Ni的阴极,具有高温阶段的方法是可转移的.
- 电化学 (EC) 和化学 (Chem) 方法仅适用于轻度再生.
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