微好氧厌氧消化研究进展  

Research advances of microaerobic anaerobic digestion

作　　者：王娟 卞春林 陈翔宇 王莹 王新东 左彦鑫 肖本益[2,3] WANG Juan;BIAN Chunlin;CHEN Xiangyu;WANG Ying;WANG Xindong;ZUO Yanxin;XIAO Benyi(School of Civil Engineering,Inner Mongolia University of Technology,Hohhot 010051,Inner Mongolia,China;Research Center for Eco–Environmental Sciences,Chinese Academy of Sciences,Beijing 100085,China;University of Chinese Academy of Sciences,Beijing 100049,China;School of Water Conservancy&Environment Engineering,Changchun Institute of Technology,Changchun 130012,Jilin,China)

机构地区：[1]内蒙古工业大学土木工程学院,内蒙古呼和浩特010051 [2]中国科学院生态环境研究中心,北京100085 [3]中国科学院大学,北京100049 [4]长春工程学院水利与环境工程学院,吉林长春130012

出　　处：《化工进展》2024年第7期4005-4014,共10页Chemical Industry and Engineering Progress

基　　金：国家重点研究计划(2020YFD1100505)。

摘　　要：微好氧厌氧消化是一种介于厌氧环境和好氧环境之间、具有低浓度溶解氧的厌氧消化方式。该消化方式不需要额外处理单元,通气速率可精准调控,比传统厌氧消化更具优势,可实现更高的生物转化和甲烷产出,是一种可靠、有效的有机废弃物能源化方法。目前,微好氧厌氧消化已被证明在提高微生物多样性、加速水解、减少硫化氢生成、提高甲烷产量等方面具有独特优势,是近几年厌氧消化研究的新方向。本文通过对近20年微好氧厌氧消化相关研究进行梳理,阐述了微好氧厌氧消化的概念和机制,总结了微好氧对厌氧消化的影响及其应用,分析了影响微好氧厌氧消化的因素,并指出了其存在的问题和下一步发展方向,以期为微好氧厌氧消化系统的改进和应用提供科学依据及支撑。Microaerobic anaerobic digestion is a type of anaerobic digestion between anaerobic and aerobic environments with low concentration of dissolved oxygen.It has advantages over traditional anaerobic digestion because it doesn’t require for additional treatment facilities and the aeration rate can be precisely controlled,which can achieve higher bioconversion and methane production.It is a reliable and effective method for the energy conversion of organic waste.Presently,microaerobic anaerobic digestion,a new research direction of anaerobic digestion in recent years,has been proved to have unique advantages in improving microbial diversity,accelerating hydrolysis,reducing hydrogen sulfide generation,improving methane production,etc.This paper combed the researches on microaerobic anaerobic digestion in recent 20 years,expounded its concept and mechanism,summarized the impact of microaerobic on anaerobic digestion and its application,analyzed its influencing factors,and pointed out its existing problems and the future development direction.It is expected that this paper can provide scientific basis and support for the improvement and application of microaerobic anaerobic digestion system.

关 键 词：微好氧厌氧消化 微生物多样性 水解 甲烷 稳定性 通氧方式 

分 类 号：X705[环境科学与工程—环境工程]