碳化双层巴尔萨木膜,用于厨房应用中的高效油水分离
Mamadou Souare1, Changqing Dong1,2, Xiaoying Hu1
1National Engineering Laboratory for Biomass Power Generation Equipment, School of New Energy, North China Electric Power University, Beijing 102206, China.
Membranes
|June 25, 2025
概括
这项研究引入了一种新的木基膜,用于处理油性厨房废水. 创新的设计显著提高了分离效率,减少了污染,为废水处理提供了可持续的解决方案.
科学领域:
- 材料科学 材料科学 材料科学
- 环境工程 环境工程
- 化学工程是化学工程的重要组成部分.
背景情况:
- 基于木材的膜由于其结构和耐用性,对油性废水处理具有前景.
- 传统方法面临诸如有毒化学品,二次污染和膜污染等挑战.
- 污染降低了性能,增加了废水处理过程中的资源损失.
研究的目的:
- 开发一种创新的,可持续的双层木基膜,用于高效的油性厨房废水处理.
- 通过提高疏水性和减少污染来提高膜性能.
- 为了评估膜的分离效率,流量,防腐性,机械性能和选择性湿透性.
主要方法:
- 从木制成双层膜的制造.
- 结合一层水友的纵向层与一层经过聚甲基 (PDMS) 浸的碳化横层.
- 通过透流量,分离效率,防,机械试验和湿度测量来描述膜性能.
主要成果:
- 实现了1176.86Lm-2h-1的高透流和98.60%的分离效率.
- 在20个循环中显著减少了98.38%的污染,并保持了较低的污染阻力 (<3%).
- 具有出色的选择性湿透性,具有明显的水和油接触角度和低滑动角度,以及强大的机械性能 (10.92 MPa的抗拉强度).
结论:
- 开发的碳化木基双层膜为油性厨房废水处理提供了可持续和有效的解决方案.
- 创新的设计克服了传统方法的局限性,显示出高效率和耐用性.
- 膜的特性表明,在环境修复中具有大规模应用的强大潜力.
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