食品废弃物中的无氧消化物热化学转化技术的最新进展
Changnan Mei1, Mingqian Cheng2, Ming Xie1
1Faculty of Environmental Science and Engineering, Kunming University of Science and Technology, Kunming 650500, China.
Bioresource technology
|September 26, 2024
概括
从食品废物 (ADFW) 中转化无氧消化物的热化学转化提供了可持续的废物管理. 本综述详细介绍了ADFW的特性,转化方法和有价值的副产品,如生物炭,生物油和生物气,用于各种应用.
科学领域:
- 环境科学 环境科学
- 化学工程是化学工程的重要组成部分.
- 废物管理 废物管理
背景情况:
- 来自食品废弃物的无氧化消化剂 (ADFW) 呈现出具有资源回收潜力的重大废物流.
- 目前的热化学转化技术旨在减少废物量,消除病原体,并产生能量.
- 了解ADFW的物理化学特性对于优化转化过程至关重要.
研究的目的:
- 综合审查ADFW的物理化学特征.
- 分析ADFW的各种热化学处理方法,包括它们的优缺点.
- 讨论ADFW热化学转换的副产品及其应用.
主要方法:
- 热化学转化技术 (焚烧,热解,气化,热水转化) 的文献综述.
- 无氧发酵食品废弃物消化剂的物理化学特性分析.
- 副产品特性和潜在用途 (生物炭,生物油,生物气) 的评估.
主要成果:
- 热化学转换有效地减少了废物量,并从ADFW中回收了能量.
- 关键的副产品包括生物炭 (土壤改善,生物医学),生物油 (液体燃料) 和生物气 (CH4,CO2,H2,CO).
- 在CO2/CH4下使用工业废物 (红泥/铜) 进行催化热解/气化,建议用于含有塑料的ADFW.
结论:
- 热化学转换是可持续ADFW利用的可行策略.
- 副产品在各种工业领域具有很大的应用潜力.
- 对催化过程的进一步研究可以提高ADFW转换的效率和产品选择性.
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