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A review on microbial metabolism to increase coalbed methane generation and coal pretreatment to improve its bioavailability

查看全文 作　　者：Yang [1,2]LI;Shuheng [3,4,5]TANG;Jian [1,2]CHEN;Songhang [3,4,5]ZHANG 高影响力作者 机构地区：[1]School of Earth and Environment,Anhui University of Science and Technology,Huainan 232001,China;[2]State Key Laboratory of Mining Response and Disaster Prevention and Control in Deep Coal Mines,Anhui University of Science and Technology,Huainan 232001,China;[3]School of Energy Resource,China University of Geosciences,Beijing 100083,China;[4]Key Laboratory of Marine Reservoir Evolution and Hydrocarbon Enrichment Mechanism(Ministry of Education),Beijing 100083,China;[5]Key Laboratory of Strategy Evaluation for Shale Gas(Ministry of Land and Resources),Beijing 100083,China高影响力机构 出　　处：《Frontiers of Earth Science》索引2023年第17卷第1期,共12页高影响力期刊 基　　金：This work was supported by the National Natural Science Foundation of China(Grant Nos.42102216 and 41972173);the NSFC-Shanxi Coal-based Low Carbon Joint Fund of China(No.U1910205);the Scientific Research Foundation for Young Teachers of Anhui University of Science and Technology(No.XCZX2021-04);the University-level key projects of Anhui University of science and technology(No.xjzd2020-05);the Scientific Research Foundation for High-level Talents of Anhui University of Science and Technology。 摘　　要：Abundant unminable coal in deep strata and abandoned mines are also precious sources of clean gas energy,under which biotransformation is a potential path.In recent years,substantial progress has been made in laboratory research on coal degradation to produce methane by microbial metabolism.This paper systematically reviews the research progress of microbial enhancement and microbial stimulation of coal,physicochemical pretreatments of coal,and environmental factors affecting coal biotransformation.The research idea of coal biotransformation should aim at field production increase and gradually clarify the microbial mechanism of coal degradation and the regional distribution and functional composition of microbial communities on the block scale.The research on coal biotransformation helps improve the development level of coalbed methane and the sustainable development of unconventional natural gas resources. 关 键 词：coal biotransformation METHANOGENS microbial mechanism in situ environment carbon cycle
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