络合吸收-生物还原烟气脱硝系统的研究进展  

Chemical Absorption-Biological Reduction Processes for NOx Reduction: a Review

作　　者：张春燕[1] 赵景开 郭天蛟 孙铖 李素静[1] 李伟[1] ZHANG Chun-yan;ZHAO Jing-kai;GUO Tian-jiao;SUN Cheng;LI Su-jing;LI Wei(Institute of Industrial Ecology and Environment, College of Chemical and Biological Engineering,Zhejiang University, Hangzhou 310027, China)

机构地区：[1]浙江大学化学工程与生物工程学院工业生态与环境研究所,浙江杭州310027

出　　处：《高校化学工程学报》2018年第6期1235-1244,共10页Journal of Chemical Engineering of Chinese Universities

基　　金：国家重点研发计划(2017YFC0210904);国家自然科学基金(21776247);国家科技支撑计划(2015BAD21B02)

摘　　要：氮氧化物(NOx)是引起酸雨、雾霾、光化学烟雾的重要前体物之一。为有效改善我国的大气污染现状,开发高效、低耗的NOx控制技术迫在眉睫。络合吸收-生物还原法作为一种耦合了化学吸收及生物还原两种方法的烟气脱硝技术,具有广阔的应用前景。文章综述了络合吸收-生物还原烟气脱硝系统的最新研究进展:阐述了络合吸收-生物还原反应器的运行机制;探讨了生物还原过程的反应机理和强化机制;综合讨论了络合吸收-生物还原反应器的结构优化,并展望了络合吸收-生物还原NOx今后的研究方向。Nitrogen oxides(NOx)are important precursors for acid rain,haze and photochemical smog.It is urgent to develop high efficient and low-cost NOx controlling technology to improve air quality.Chemical absorption-biological reduction(CABR)integrated process is regarded as a promising technology for denitrification of NOx.Current CABR research progress is reviewed,which focuses on the mechanism and enhancement of biochemical reactions and the optimization of reactor structure.Future research directions of this technology are discussed.

关 键 词：氮氧化物 络合吸收 生物还原 烟气脱硝 

分 类 号：K701[历史地理—历史学]