对使用过的铁酸盐回收过程的多视角评估:为下一代技术选择选择
Hongkai Li1, Xueli Wang1, Wenjie Zhang1
1College of New Energy and Materials, China University of Petroleum, Beijing, 102249, China; State Key Laboratory of Heavy Oil, China University of Petroleum, Beijing, 102249, China.
Journal of environmental management
|July 28, 2024
概括
评估铁酸电池回收是非常重要的. 直接再生过程显示出最大的潜力,但需要进一步的工业化技术开发.
科学领域:
- 材料科学 材料科学 材料科学
- 环境科学 环境科学
- 化学工程是化学工程的重要组成部分.
背景情况:
- 使用过的铁酸盐电池越来越令人担忧.
- 有效的回收利用方法对于可持续的工业发展至关重要.
研究的目的:
- 综合评估和比较四种典型的消耗铁酸盐回收工艺.
- 根据环境,经济和技术因素为工业回收过程的选择提供指导.
主要方法:
- 利用环境,经济和技术指标进行评估.
- 采用权方法和分析层次过程来权衡指标.
- 对比了液体金总出 (Hydro-A),选择性提取 (Hydro-B与H2O2/O2), pyrometallurgical (Pyro) 和直接再生 (Direct) 过程.
主要成果:
- 综合性评价值:-A (0.347),-B (H2O2) (0.421),-B (O2) (0.442),Pyro (0.099),直接 (0.857) 的价值.
- 直接再生过程获得了最高的评估分数.
- 该Pyro过程的得分最低,表明整体性能较低.
结论:
- 直接再生过程显示了工业化的最大潜力,但需要进一步的技术进步.
- 水力金工艺表现中等,选择性提取 (Hydro-B) 性能优于总出 (Hydro-A).
- 这种定量评估指导了使用过的铁酸电池回收策略的优化和选择.
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