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M-ALBA:一种建模框架,用于指导膜辅助藻类-细菌系统的优化

François Crouchett-Catalán¹, Jineth Arango¹, Olivier Bernard²

¹Escuela de Ingeniería Bioquímica, Pontificia Universidad Católica de Valparaíso, Avenida Brasil, 2085 Valparaíso, Chile.

The Science of the total environment

|March 13, 2025

概括

在高藻细菌池 (HRABP) 中的膜过改善了废水质量和去除. 将固体保留时间 (SRT) 与液压保留时间 (HRT) 分离,提高了性能,允许在较低的HRT值下运行.

科学领域:

环境生物技术环境生物技术
废水处理废水处理
微生物生态学微生物生态学

背景情况:

结合微藻和细菌的生物系统提供可持续的卫生解决方案,通常是在高度藻类-细菌池 (HRABP).
在废水澄清和处理负载能力方面,HRABP面临限制.
膜过可以通过保留生物质和改善废水质量来增强HRABPs,但SRT和HRT脱的影响需要进一步了解.

研究的目的:

使用新型模型预测膜辅助高速藻细菌池 (HRABP) 的性能.
研究将固体保留时间 (SRT) 与液压保留时间 (HRT) 分离对系统性能的影响.
分析膜辅助HRABPs中的复杂的微藻-细菌动态.

主要方法:

开发和应用M-ALBA模型,这是ALBA模型的延伸,包括膜分离.
该模型包括微藻,异构细菌和化细菌,具有34个状态变量和19个生物过程.
通过SRT (4.5-22.5天) 和HRT (0.5-4.5天) 的脱来模拟各种场景,并与实验数据验证.

主要成果:

将SRT与HRT脱,通过增强去除,显著改善了废水质量.
这种脱策略有效地避免了常规系统中常见的问题 - - 氨挥发.
在1.5天的液压保留时间 (HRT) 实现了最佳性能,证明了较低HRT操作的好处.

结论:

膜辅助的HRABP为先进的废水处理和可持续的环境卫生提供了一个有希望的方法.
分离SRT和HRT是提高去除效率和废水质量的关键操作策略.
M-ALBA模型为复杂的微生物相互作用和这些系统的性能优化提供了宝贵的见解.

关键词:

膜膜是一种膜.微藻类是一种微藻类.建模模型建模模型模拟模拟是为了模拟.废水是废水,废水就是废水.

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