陈文佳,孟圣奥,刘雯,邵婷,叶婧柔,林春绵

• 1:浙江工业大学环境学院

摘要(Abstract)：

为了研究阴极材料对微生物电解池(MEC)耦合厌氧消化(AD)体系产甲烷性能的影响，分别将不锈钢、钛、泡沫铜、泡沫镍作为阴极，分析不同阴极材料所处体系在不同电压条件下的产气性能、阴极材料的电化学特性以及阳极微生物群落结构。结果表明：在4种阴极材料中，泡沫铜和泡沫镍所处的体系产甲烷、析氢性能最强，电子传递效率及电化学活性较不锈钢和钛强，所处体系中阳极产甲烷功能菌含量明显高于不锈钢和钛，故直接电子传递效率较强。由于泡沫铜易被氧化，故泡沫镍作为阴极材料具有一定的优越性。

关键词(KeyWords)： 微生物电解池;阴极材料;厌氧消化;甲烷;微生物群落结构

Abstract:

Keywords:

基金项目(Foundation): 中德合作项目-德国罗伯特·博世基金会(Robert Bosch Stiftung)基金(32.5.8003.0078.0)

作者(Author): 陈文佳,孟圣奥,刘雯,邵婷,叶婧柔,林春绵

参考文献(References)：

• [1] ZHANG J, ZHAO W, ZHANG H, et al. Recent achievement in enhancing anaerobic digestion with carbon-based functional materials[J]. Bioresource Technology, 2018, 266:555-567.
• [2] DENG L, HAGG M B. Techno-economic evaluation of biogas upgrading process using CO2 facilitated transport membrane[J].International Journal of Greenhouse Gas Control, 2010, 4(4):638-646.
• [3] HOSSEINI S E, WAHID M A. Development of biogas combustion in combined heat and power generation[J]. Renewable and Sustainable Energy Reviews, 2014, 40:868-875.
• [4]乔玮,任征然,熊林鹏,等.通入外源氢提高秸秆发酵沼气中甲烷浓度的研究[J].高校化学工程学报, 2019, 33(3):628-635.QIAO W, REN Z R, XIONG L P, et al. Enhancement of methane concentration in biogas from mesophilic anaerobic digestion of straw by adding exogenous hydrogen gas[J]. Journal of Chemical Engineering of Chinese Universities, 2019, 33(3):628-635.
• [5]林春绵,叶媛媛,邓小宁,等.外源氢气连续导入沼气发酵系统原位合成甲烷的实验研究[J].高校化学工程学报, 2017, 31(4):892-898.LIN C M, YE Y Y, DENG X N, et al. In situ synthesis of CH4 in an anaerobic fermentation system by continuous introduction of exogenous H2[J]. Journal of Chemical Engineering of Chinese Universities, 2017, 31(4):892-898.
• [6] NELABHOTLA A, DINAMARCA C. Bioelectrochemical CO2 reduction to methane:Mes integration in biogas production processes[J]. Applied Sciences, 2019, 9(6):01056.
• [7] NOORI M T, VU M T, ALI R B, et al. Recent advances in cathode materials and configurations for upgrading methane in bioelectrochemical systems integrated with anaerobic digestion[J]. Chemical Engineering Journal, 2019, 392:123689.
• [8] ZHAO Z, ZHANG Y, QUAN X, et al. Evaluation on direct interspecies electron transfer in anaerobic sludge digestion of microbial electrolysis cell[J]. Bioresource Technology, 2015, 200:235-244.
• [9] IGARASHI K, MIYAKO E, KATO S. Direct interspecies electron transfer mediated by graphene oxide-based materials[J].Frontiers in Microbiology, 2020, 10:3068.
• [10] EERTEN-JANSEN M, JANSEN N C, PLUGGE C M, et al. Analysis of the mechanisms of bioelectrochemical methane production by mixed cultures[J]. Journal of Chemical Technology&Biotechnology, 2015, 90(5):963-970.
• [11] WEI J, LIANG P, HUANG X. Recent progress in electrodes for microbial fuel cells[J]. Bioresource Technology, 2011, 102(20):9335-9344.
• [12] GUO K, PREVOTEAU A, PATIL S A, et al. Engineering electrodes for microbial electrocatalysis[J]. Current Opinion in Biotechnology, 2015, 33:149-156.
• [13] KADIER A, KALIL M S, ABDESHAHIAN P, et al. Recent advances and emerging challenges in microbial electrolysis cells(MECs)for microbial production of hydrogen and value-added chemicals[J]. Renewable&Sustainable Energy Reviews, 2016, 61:501-525.
• [14] WANG L, HE Z, GUO Z, et al. Microbial community development on different cathode metals in a bioelectrolysis enhanced methane production system[J]. Journal of Power Sources, 2019, 444:227306.
• [15] TATRAKOVSKY B, MANUEL M F, WANG H, et al. High rate membrane-less microbial electrolysis cell for continuous hydrogen production[J]. International Journal of Hydrogen Energy, 2009, 34(2):672-677.
• [16] CALL D, LOGAN B E. Hydrogen production in a single chamber microbial electrolysis cell lacking a membrane[J].Environmental Science&Technology, 2008, 42(9):3401-3406.
• [17] SANGEETHA T, GUO Z, LIU W, et al. Cathode material as an influencing factor on beer wastewater treatment and methane production in a novel integrated upflow microbial electrolysis cell(Upflow-MEC)-ScienceDirect[J]. International Journal of Hydrogen Energy, 2016, 41(4):2189-2196.
• [18] GEPPERT F, LIU D, VAN EERTEN-JANSEN M, et al. Bioelectrochemical power-to-gas:state of the art and future perspectives[J].Trends in Biotechnology, 2016, 34(11):879-894.
• [19] CHENG T, LI H, WEI X, et al. Exploration into the nickel'Microcosmos'in prokaryotes[J]. Coordination Chemistry Reviews,2015, 311:24-37.
• [20] CHEN Q Y, LIU J S, LIU Y, et al. Hydrogen production on TiO2 nanorod arrays cathode coupling with bio-anode with additional electricity generation[J]. Journal of Power Sources, 2013, 238:345-349.
• [21] GUO X, LIU J, XIAO B. Bioelectrochemical enhancement of hydrogen and methane production from the anaerobic digestion of sewage sludge in single-chamber membrane-free microbial electrolysis cells[J]. International Journal of Hydrogen Energy, 2013,38(3):1342-1347.
• [22] GUERRINI E, CRISTIANI P, GRATTIERI M, et al. Electrochemical behavior of stainless steel anodes in membraneless microbial fuel cells[J]. Journal of the Electrochemical Society, 2013, 161(3):H62-H67.
• [23] BOND D R. Electricity production by Geobacter sulfurreducens attached to electrodes[J]. Applied and Environmental Microbiology, 2003, 69(3):1548-1555.
• [24]孙霞,徐占成,向元英,等.微生物电解酿酒废水高效产甲烷[J].应用与环境生物学报, 2016, 22(6):1134-1139.SUN X, XU Z C, XIANG Y Y, et al. Efficient production of methane simultaneous with treating winery wastewater using microbial electrolysis cell[J]. Chinese Journal of Applied&Environmental Biology, 2016, 22(6):1134-1139.