从使用寿命结束的光伏模块中通过水力动力学优化电力回收利用高效银回收
Seyeon Cho1, Junkee Kim2,3, Se Yong Park4
1Department of Energy System Engineering, Future Convergence Technology Research Institute, Gyeongsang National University, Jinju, Gyeongsangnam-do 52828, Republic of Korea.
ACS omega
|October 6, 2025
概括
本研究介绍了一种高效的电气提取工艺,用于从退役光伏模块中回收银. 这种新的方法提高了银的回收率和纯度,同时大大降低了环境影响和成本.
科学领域:
- 材料科学 材料科学 材料科学
- 环境工程 环境工程
- 电化学 电化学 电化学
背景情况:
- 越来越多的光伏 (PV) 装置需要可持续的终生管理.
- 传统的水电金回收技术带来了环境挑战,包括危险化学品和高二氧化碳排放.
研究的目的:
- 开发一种用于从光伏模块中回收高纯度白银 (Ag) 的新型电气取工艺.
- 解决传统回收方法对环境的不利影响.
主要方法:
- 使用半球不钢阴极和磁性诱导强制对流的优化电源系统的开发.
- 用于直接提取Ag的基于酸的化物.
- 使用计算流体动力学 (CFD) 模拟来验证机制并优化参数.
主要成果:
- 实现了超过99%的白银回收率,纯度约为99.4%.
- 证明磁可以显著提高离子流和沉积效率.
- 确定了阴极几何学和速度作为恢复率的关键因素.
结论:
- 开发的电气提取工艺为白银回收提供了一种实用,高效和环保的白银回收途径.
- 与传统方法相比,这种方法可减少约15%的二氧化碳排放,运营成本>65%,处理时间减少约60%.
- 通过可持续的金属回收,为光伏材料的循环经济做出贡献.
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