优化生物柴油生产的废弃油使用建筑行业的废弃水泥作为异质和可重复使用的催化剂
Jing Sun1, Hongwei Chen2, Hongjian Shen2
1School of Civil and Transportation Engineering, Ningbo University of Technology, Ningbo 315211, China.
Nanomaterials (Basel, Switzerland)
|January 27, 2026
概括
来自废水泥的新型固体催化剂有效地将废食用油转化为高产生物柴油. 这种可持续的方法为生物柴油生产提供了具有成本效益和环保的替代方案.
科学领域:
- 绿色化学 绿色化学
- 催化剂是一种催化剂.
- 可再生能源可再生能源是可再生能源.
背景情况:
- 由于昂贵的原料和不可回收的催化剂,生物柴油生产面临经济和环境障碍.
- 废食用油 (WCO) 是一种丰富而未充分利用的资源,用于可持续的燃料生产.
研究的目的:
- 从建筑垃圾中开发一个具有成本效益的,可重复使用的固体催化剂,用于生物柴油合成.
- 使用新型催化剂优化WCO的转化,并评估生物柴油产量和质量.
主要方法:
- 从废水泥中合成固体催化剂.
- 使用SEM-EDS,XRD,XPS和FTIR进行催化剂的表征.
- 用甲醇对WCO进行转化,优化反应参数 (温度,摩尔比率,催化剂剂量,时间).
- 动力学研究以确定明显的激活能量 (Ea).
主要成果:
- 在优化条件下 (65°C,16:1甲醇/WCO,3克催化剂,8小时) 实现了98.1%的最大生物柴油产量.
- 废水泥催化剂的可重复使用性非常好.
- 发现反应动力学处于动力学控制之下 (Ea = 35.78 KJ·mol-1).
- 生产的生物柴油符合用于现有柴油发动机的高质量标准.
结论:
- 来自废水泥的催化剂为WCO的生物柴油生产提供了可扩展,对环境无害和经济可行的途径.
- 这种方法通过利用废物材料提高了全球生物柴油行业的可持续性.
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