用铁添加剂的K-feldspar催化剂选择性去聚合甘包无氧消化剂到高度稳定的富含醇的生物油
Isha Sharma1, Darryn Rackemann1, Athukoralalage Don K Deshan1
1School of Mechanical, Medical and Process Engineering, Faculty of Engineering, Queensland University of Technology, Brisbane, QLD 4000, Australia; Centre for Agriculture and the Bioeconomy, Faculty of Science, Queensland University of Technology, Brisbane, QLD 4000, Australia.
Waste management (New York, N.Y.)
|September 14, 2023
概括
这项研究开发了用于生物质转换的铁化田催化剂. 最好的催化剂有效地从甘废物中产生稳定的生物原料和有价值的,具有电池材料的潜力.
科学领域:
- 催化剂是一种催化剂.
- 材料科学 材料科学 材料科学
- 生物质转换生物质转换
背景情况:
- 可持续的生物质热化学转化需要先进的催化剂设计.
- 优化结构-财产关系是高效生物质利用的关键.
- 甘包无氧消化剂为生物燃料和化学生产提供了潜在的原料.
研究的目的:
- 为了合成和表征铁的田催化剂,用于甘包无氧消化物的水热液化 (HTL).
- 在生物原料产量,产品选择性和稳定性方面评估催化性能.
- 探索催化剂及其副产品对有价值应用的潜力.
主要方法:
- 催化剂合成通过湿浸 (WI) 用不同度的铁 (Fe) 在田 (K-feldspar) 上.
- 使用X射线衍射 (XRD),感应合等离子光学发射光谱学 (ICP-OES),布鲁纳uer-Emmet-Teller (BET) 和扫描电子显微镜 (SEM) 的表征.
- 使用合成的催化剂,对甘包油无氧化消化物进行水热液化 (HTL).
主要成果:
- 10%重量合铁的K-feldspar催化剂 (WI-10) 产生了51.2%重量生物原料.
- 催化剂活性与特定的Fe阶段 (microcline:sanidine:haematite),表面积和表面功能相关.
- WI-10对生产尼龙和生物塑料的醇具有选择性;生物油是稳定的,催化剂可重复使用多达四次.
- 固体残留物显示了离子电池电极的潜力.
结论:
- 用铁添加的地是一种有效的催化剂,用于液化甘包消化物的水热液化.
- 这种方法可以实现可持续的资源回收,将废弃生物质转化为有价值的化学品和能源产品.
- 该研究强调了一项有希望的战略,用于利用湿生物质废物流.
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