Enhanced methane recovery and exoelectrogen-methanogen evolution from low-strength wastewater in an up-flow biofilm reactor with conductive granular graphite fillers

2018, Volume 12, Issue 4

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Frontiers of Environmental Science & Engineering >> 2018, Volume 12, Issue 4 doi: 10.1007/s11783-018-1074-3

Enhanced methane recovery and exoelectrogen-methanogen evolution from low-strength wastewater in an up-flow biofilm reactor with conductive granular graphite fillers

¹. State Key Laboratory of Urban Water Resource and Environment, Harbin Institute of Technology (SKLUWRE, HIT), Harbin 150001, China
². Key Laboratory of Environmental Biotechnology, Research Center for Eco-Environmental Sciences, Chinese Academy of Sciences, Beijing 100085, China

Available online: 2018-08-17

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Abstract

Methane yield increased 22 times from low-strength wastewater by applying conductive fillers.

Conductive fillers accelerated the start-up stage of anaerobic biofilm reactor.

Conductive fillers altered methanogens structure.

Keywords

Low-strength wastewater ; Methane production ; Conductive filler ; Microbial community structure

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