生物泥浆技术修复多环芳烃污染土壤研究进展  

Research progress in remediation of PAH-contaminated soil by bio-slurry technology

作　　者：王富加 肖欣欣 孙静 王晓伟[1] 杨霓云[1] WANG Fujia;XIAO Xinxin;SUN Jing;WANG Xiaowei;YANG Niyun(Chinese Research Academy of Environmental Sciences,Beijing 100012,China;School of Environmental Science and Engineering,Qilu University of Technology,Jinan 250353,China)

机构地区：[1]中国环境科学研究院,北京100012 [2]齐鲁工业大学环境科学与工程学院,山东济南250353

出　　处：《化工环保》2023年第4期427-433,共7页Environmental Protection of Chemical Industry

基　　金：国家重点研发计划项目(2020YFC1807903)。

摘　　要：生物泥浆技术作为一种污染土壤生物修复技术,具有修复效率高、修复时间短及修复成本低等优点。本文介绍了生物泥浆修复设备的结构及修复工艺流程,例举了生物泥浆技术修复多环芳烃(PAHs)污染土壤的典型案例,探讨了生物泥浆技术修复PAHs污染土壤效果的主要影响因素:PAHs理化性质、PAHs污染浓度和污染时间、微生物、泥浆水土比、电子受体、传质过程等。展望了生物泥浆技术未来的发展方向:通过分子生物学工具监控、调节生物修复,促进泥浆内部微生物群落活动,有针对性地提高微生物对PAHs的修复能力。As a technology for bioremediation of contaminated soil,bio-slurry technology offers several advantages,including high efficiency,short remediation duration,and low cost.This paper presents an overview of the structure of bio-slurry remediation equipment and the remediation process.Additionally,a typical case of PAH-contaminated soil remediation utilizing bio-slurry technology is cited,and the factors affecting the PAH-contaminated soil remediation by bio-slurry technology are discussed,including physicochemical properties of PAHs,concentration and duration of PAHs contamination,microorganisms,water-soil ratio of slurry,electron acceptors,mass transfer processes,etc.The future development direction of biological mud technology is prospected,that is,monitoring and regulating bioremediation by molecular biology tools,promoting microbial community activities within the slurry,and improving the targeted remediation ability of microorganisms for PAHs.

关 键 词：生物泥浆技术 多环芳烃 土壤修复 微生物 污染场地 

分 类 号：X505[环境科学与工程—环境工程]