固体废物有价资源机械力化学清洁提取技术的研究进展

Research advances in mechanochemistry on clean extraction of valuable resources from solid wastes

有价资源是固体废物循环利用的主要经济驱动力之一,而有价资源的清洁提取一直是固体废物资源化领域的研究重点。简述了机械力化学技术的反应原理,通过文献计量形式重点呈现了机械力化学技术在固体废物有价资源清洁提取方面的研究动态。针对机械力化学技术在多源固体废物,如电子废物、废汽车催化剂、飞灰、含金废渣等有价资源清洁提取方面的研究进展进行了总结和分析,并系统讨论了该技术应用于固体废物有价资源清洁提取的产业优势和技术限制。结果显示,机械力化学技术适用于固体废物中有价金属的清洁提取与绿色再生,而能量利用及转化问题限制了该技术目前的进一步工业化应用。随着研究的持续深入和配套产业的不断进步,机械力化学技术有望成为新一代的固体废物有价资源清洁提取及绿色再生技术。

Valuable resource products are one of the main economic driving forces for solid waste recycling,and clean extraction of valuable resources has always been the focus in the field of solid waste recycling.This article briefly describes the reaction principle of mechanochemical technology and presents the research trends of mechanochemical technology in the clean extraction of valuable resources from solid waste through literature measurement.The progress of mechanochemistry in the clean extraction of valuable resources from multi-source solid waste,such as electronic waste,spent automobile catalysts,fly ash,and gold-containing waste residues,is summarized and analyzed.Finally,this article systematically discusses the industrial advantages and technical limitations of mechanochemical technology applied to the clean extraction of valuable resources from multisource solid waste.Results show that mechanochemical technology is extremely suitable for the clean extraction and green regeneration of valuable metals.Energy utilization and conversion issues currently limits its further industrial application.With the continuous deepening of research and the continuous progress of supporting industries,mechanochemical methods are expected to become a new generation of clean extraction and green regeneration technologies for valuable resources of solid waste.