秸秆生物质炭处理重金属废水研究现状及展望
Treatment of Heavy Metal Wastewater by Straw Biochar: Current Knowledge and Future Perspectives
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摘要: 秸秆生物质炭作为一种新型吸附剂，具有原料丰富、可再生、低成本等优势，在重金属废水处理领域具有广阔的应用前景。本文综述了秸秆生物质炭材料制备，分析了秸秆生物质炭对重金属吸附机制，讨论了秸秆生物质炭在重金属废水处理中的应用，并结合生物质炭材料的制备和应用中存在的问题，提出吸附机理、吸附容量和再生性能等有待进一步深入研究的展望。该综述加深了对重金属废水处理中秸秆生物质炭的作用机制的科学认识，为秸杆生物质炭材料的开发及其在重金属废水净化领域的应用提供了重要参考。Abstract: Straw biochar, as an emerging adsorbent, boasts advantages such as abundant availability, renewability, and cost-effectiveness, making it highly promising in treating heavy metal wastewater. This paper presents a comprehensive review of the preparation methods for straw biochar materials, delves into the adsorption mechanism of straw biochar for heavy metals, discusses its application in heavy metal wastewater treatment, and also highlights areas for further in-depth research, including the adsorption mechanism, adsorption capacity, and regeneration performance, in lights of existing challenges in their preparation and application. This paper deepens the scientific understanding of the action mechanism of straw biochar in heavy metal wastewater treatment, and provides an important reference for the development of straw biochar materials and application of straw biochar materials in the purification of heavy metal wastewater.
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Key words:
- straw biochar /
- heavy metals /
- adsorption /
- wastewater treatment
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