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使用Geobacter sulfurreducens YM18进行微生物电解细胞的生物增生,以从粉中增强气生产

Itta Ochiai¹, Tomoka Harada¹, Shinji Jomori²

¹School of Life Sciences, Tokyo University of Pharmacy and Life Sciences, Hachioji, Tokyo 192-0392, Japan.

Bioresource technology

|July 19, 2023

概括

使用Geobacter sulfurreducens YM18生物增强微生物电解细胞 (MEC) 显著提高了的生产. 生物电化学系统的这种增强证明了废物处理和能量回收的有希望的方法.

科学领域:

生物电化学系统生物电化学系统
微生物电解细胞 (MEC) 是一种微生物电解细胞.
可再生能源生产可再生能源的生产.

背景情况:

微生物电解电池 (MEC) 提供了将有机废物转化为等有价值产品的途径.
提高MEC的电流发电和产量对于其实际应用至关重要.
生物增强策略可能会提高生物电化学系统中微生物群落的效率.

研究的目的:

评估生物增量与Geobacter sulfurreducens菌株YM18对MECs气生产的影响.
为了比较生物增强MEC与非生物增强对照的性能.
确认被引入的微生物菌株对阳极的殖民.

主要方法:

使用基于粉的介质和田土壤注射剂的双室MEC的操作.
阳极室的生物增大使用Geobacter sulfurreducens菌株YM18.
对当前发电和生产的性能监测.
定量PCR和metabarcoding分析以确认微生物殖民.

主要成果:

生物增强MEC在一个月的运行期间显示电流发电量增加了三倍.
与对照组相比,生物增强MEC的气产量是生物增强MEC的六倍.
通过Geobacter sulfurreducens YM18确认了阳极表面的成功殖民.

结论:

用Geobacter sulfurreducens YM18进行生物增量是一种提高MEC性能的有效策略.
这种方法在生物电化学系统中显著改善了当前的发电和生产.
这些发现凸显了YM18生物增量在有效的生物质废物处理和能源回收方面的潜力.

关键词:

生物增强是一种生物增强.地质细菌 (Geobacter) 是一个微生物电解细胞的电解.定量PCR是一种定量PCR.

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