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Updated: Jan 13, 2026

Fabrication and Characterization of High-Q Silicon Nitride Membrane Resonators
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具有成本效益和耐用的陶膜:制造和性能优化

Ahmed H El-Shazly1,2, Yomna A Fahmy1

  • 1Chemical and Petrochemicals Engineering Department, Egypt-Japan University of Science and Technology, Alexandria 21934, Egypt.

Membranes
|October 28, 2025
PubMed
概括

这项研究开发了一种具有成本效益的陶膜,用于使用天然粘土和矿物质净化水. 优化的反冲洗周期提高了膜的效率和寿命,使其成为可持续的解决方案.

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科学领域:

  • 材料科学 材料科学 材料科学
  • 环境工程 环境工程
  • 水处理技术水处理技术

背景情况:

  • 陶膜为净化水提供了耐用性,但往往面临高昂的生产成本.
  • 开发负担得起和高效的陶膜对于广泛的水处理应用至关重要.

研究的目的:

  • 为了制造和描述一个具有成本效益的陶膜用于净化水.
  • 评估膜在染料去除方面的性能,并评估反洗对长期效率的影响.
  • 为开发的膜进行初步成本分析.

主要方法:

  • 陶膜使用粘土,氧化和碳酸通过单轴压缩和烧结来制造.
  • 使用扫描电子显微镜 (SEM) 和X射线衍射 (XRD) 分析了膜性质.
  • 测量了甲蓝染料去除效率,流量,孔径大小和水友性 (接触角度). 在使用蒸水的多个循环中研究了反洗效应.

主要成果:

  • 陶膜的孔隙度为38.7%,接触角度为65°,这表明它具有良好的水友性.
  • 膜实现了高达99%的甲蓝去除,初始流量为496.8 L m−2 h−1,平均孔径为2 μm.
  • 使用蒸水的四个反洗周期显著提高了膜效率和染料排斥,证明了有效的无化学物质再生.

结论:

  • 成功开发了一种具有成本效益和耐用性的陶膜,用于净化水.
  • 优化反冲洗周期对于提高膜性能,延长寿命和降低运营成本至关重要.
  • 170美元/平方米的初步生产成本表明,这种净水技术具有可行的经济潜力.
关键词:
反向冲洗可以反向冲洗.陶膜是一种陶膜.染料的去除 染料的去除废水处理是废水处理的方法之一.

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