选择和优化生物膜载体作为微生物燃料电池中的高效微生物分离器
Zi-Jie Wang1, Xiao-Li Yang1, Yun Sun1
1School of Civil Engineering, Southeast University, Dongnan Daxue Road 2, Jiangning District, Nanjing 211189, China.
Bioresource technology
|December 5, 2024
概括
聚氨海绵和矿作为微生物燃料电池 (MFC) 中微生物分离器 (MSs) 的生物膜载体非常出色. 这些材料提高了MFC性能并降低了成本,显示了大规模MFC应用的巨大潜力.
科学领域:
- 电化学 电化学 电化学
- 环境科学 环境科学
- 材料科学 材料科学 材料科学
背景情况:
- 微生物燃料电池 (MFC) 对可持续能源发电具有前景.
- 有效的分离器对于MFC性能和成本效益至关重要.
- 生物膜载体影响MFC中的分离器功能.
研究的目的:
- 为了评估微生物分离器 (MSs) 中不同生物膜载体的性能,用于双室MFC.
- 为了确定MFC应用的最佳生物膜载体及其厚度.
- 评估MSs的成本效益和可再生性,以扩大MFC规模.
主要方法:
- 使用四种生物膜载体构建的微生物分离器 (MSs):矿石,矿石,陶矿石和聚氨海绵.
- 在双室MFC中评估MS性能,测量功率密度和屏障容量.
- 确定优质生物膜载体的最佳厚度,并评估成本和可再生性.
主要成果:
- 聚氨海绵和矿表现出优越的性能,作为MSs的生物膜载体.
- 聚氨海绵MS提供了最佳的屏障能力,而pyrite MS增强了质子转移和降低了电阻.
- 实现了14.62 W/m3 (聚氨海绵) 和11.21 W/m3 (金字塔) 的最大功率密度;聚氨海绵MS的成本为3.52美元/m2.
结论:
- 使用金字塔和聚氨海绵的微生物分离器对MFCs非常有效.
- 这些成员国显著降低了MFC制造成本,并表现出良好的再生能力.
- 基于金字塔和聚氨海绵的MSs显示出可扩展的MFC技术的巨大潜力.
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