生物炭的新兴应用:对技术-环境-经济方面的审查
Hui Zhu1, Qing An2, Amirah Syafika Mohd Nasir1
1Department of Chemical and Biological Engineering, University of British Columbia, Vancouver, British Columbia V6T 1Z3, Canada.
Bioresource technology
|September 10, 2023
概括
这篇评论强调了生物炭.
科学领域:
- 环境科学 环境科学
- 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.
背景情况:
- 生物质快速热解产生生物油和生物炭,为循环经济做出贡献.
- 生物炭具有独特的特性,如负面电荷,高表面积和大孔,使其适合环境应用.
- 新兴污染物和矿山修复是生物炭特性正在探索的关键领域.
研究的目的:
- 审查从生物质中提取的生物炭的新兴应用. 快速热解.
- 探索生物炭在去除新出现的污染物和修复矿场的潜力.
- 评估生物炭在沼气净化中的作用及其与活性炭相比的经济可行性.
主要方法:
- 新兴生物炭应用的文献综述.
- 分析生物炭的物理化学特性 (表面电荷,表面积,孔隙大小,功能组).
- 评估生物炭在去除污染物和升级生物气方面的性能.
- 生物炭应用的生命周期评估 (LCA) 和技术经济评估 (TEA).
主要成果:
- 由于其表面特性,生物炭有效地去除新出现的污染物,并有助于矿山整治.
- 生物炭吸附了CO2,水分和H2S等杂质,提高了生物气质量.
- 优化热解条件和原料可以改善特定应用的生物炭生产和性能.
- LCA和TEA证明了生物炭作为传统活性炭的替代品的好处.
结论:
- 来自生物质快速热解的生物炭提供了显著的环境和经济优势.
- 量身定制的生物炭生产可以在各种新兴应用中释放其全部潜力.
- 生物炭在各种工业过程中为活性炭提供了一个可持续的替代品.
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