使用SB-MBBR使用机器学习和统计技术评估陶环和k1生物过器作为使用SB-MBBR去除和COD的载体
Akankshya1, Rakesh Roshan Dash2
1Department of Civil Engg, VSS University of Technology Burla, Sambalpur, Odisha, India.
Biodegradation
|November 22, 2025
概括
这项研究表明,批量移动床生物膜反应器 (SB-MBBR) 的测序有效地使用K1生物过器或陶环从垃圾填埋场液中去除和化学氧需求 (COD). 优化载体类型和装载是有效处理的关键.
科学领域:
- 环境工程 环境工程
- 生物技术是生物技术.
- 水处理 处理水的方法
背景情况:
- 垃圾填埋场的液会给环境带来重大挑战,原因是度高的污染物,如和化学氧气需求 (COD).
- 传统的处理方法往往与浸出污染物的反抗性和高强度的污染物作斗争.
- 序列批量移动床生物膜反应器 (SB-MBBRs) 提供了一种混合方法,结合了序列批量反应器 (SBRs) 和移动床生物膜反应器 (MBBRs) 的好处.
研究的目的:
- 评估SB-MBBR使用陶环和K1生物过器从合成垃圾填埋场液中去除和COD的性能.
- 调查操作参数 (如接触时间,载体表面积和填充比率) 对处理效率的影响.
- 根据操作变量开发治疗绩效的预测模型.
主要方法:
- 使用了测序批次移动床生物膜反应器 (SB-MBBR) 系统.
- 使用陶环和K1生物过器作为独立的生物膜载体.
- 多种操作参数,包括接触时间,载体表面积和填充比率.
- 在合成垃圾填埋场液中分析了和COD度.
- 开发并验证了使用随机森林和多重线性回归的预测模型.
主要成果:
- 在优化条件下,K1生物过器实现了高清除效率:94.5%的和88.7%的COD.
- 和COD去除效率显示了与接触时间和载体表面积增加的对数相关性.
- 过度的载体度对混合效率产生了负面影响,突出了优化加载的必要性.
- 由于基质抑制,初始enol和COD度的升高导致了去除率的降低.
结论:
- SB-MBBR是一种高效和可适应的技术,用于处理高强度垃圾填埋污水.
- 选择载体 (K1生物过器和陶环) 和优化操作参数对于最大限度地去除污染物至关重要.
- 预测模型在将操作参数与清除效率相关联方面表现出高准确性,有助于系统设计和管理.
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