在微型试点工厂的废水处理过程中评估活跃的泥微生物群
Daniela Roxana Popovici1, Catalina Gabriela Gheorghe1, Cristina Maria Dușescu-Vasile2
1Chemistry Department, Faculty of Petroleum Refining and Petrochemistry, Petroleum-Gas University of Ploiesti, 100680 Ploiesti, Romania.
Bioengineering (Basel, Switzerland)
|January 8, 2025
概括
这项研究使用微试验评估了废水的生物降解性,分析了微生物种群和化学参数. 研究结果表明,在工业应用中,微生物数量,酶活性和生物降解概率之间存在直接关系.
科学领域:
- 环境科学 环境科学
- 微生物学 微生物学
- 生态毒理学 生态毒理学
背景情况:
- 评估对生态系统的化学风险需要了解环境影响.
- 生物污泥的表征对于有效的废水处理至关重要.
- 微生物种群及其酶能力是生物降解的关键.
研究的目的:
- 用试点规模的微试验来评估生物污泥的组成.
- 确定微生物种群与生物降解潜力之间的关系.
- 提供适用于工业规模废水处理厂的数据.
主要方法:
- 试点规模的微试验被用于污泥评估.
- 分析包括化学参数 (pH,NH4+,NO3-,NO2-,PO43-),干物质 (DS),无机物质 (IS),有机物质 (OS) 和BOD/COD比率.
- 微生物识别包括状动物,甲基动物,藻类和细菌.
主要成果:
- 这项研究确定了多样化的微生物群落,包括状动物 (例如,Aspidisca polystyla,Vorticella microstoma),甲基动物 (Rotifers),藻类 (Nostoc) 和细菌 (Bacillus subtilis,Nocardia).
- 分析了pH,营养度,DS,IS,OS和BOD/COD比率等关键参数.
- 观察到微生物和它们的酶设备的丰富度与物质生物降解的概率之间存在直接的比例.
结论:
- 试点规模的微试验有效地描述了用于工业废水处理的生物污泥.
- 微生物种群的多样性和丰富性是生物降解效率的关键指标.
- 这项研究建立了一个基本的理解,将微生物存在和酶能力与生物降解潜力联系起来.
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