燃煤锅炉系统的氮氧化物净化技术研究

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中图分类号：X784 文献标识码：B 文章编号：1004-8901（2025）02-0065-04

Research on Nitrogen Oxide Purification Technology Based on Coal - Fired Boiler Systems

LIN Long，QIAO Zi-hui，MI Yong-peng （ShaanxiFuture Energy Chemical Co.，Ltd.，Yulin Shaanxi 719ooo，China）

Abstract：ThispaperloksintothegenerationmecanismofNOxfromcoal-firedbilersintheIGCC（INTEGRATEDGASIFICATONCOMBINEDCYCLE）systedtvirometalardsItusesoeurificatioprciples，rocessaracteristicsndlabilyft absorptionmetoddsoioetdatatuctioetodndloicalpurfaiohlogasdotdvaagdia tionsofvariolsostfallatidsiatioapei ciency and reduce the operating cost.It is worth noting that the NOx emissions from the coal gasification and pyrolysis processes in modern coal chemicalplantsarerelativelyow，sothefocusofpurificationshouldbeonthecoalfiredthralpowersystem，Technicalcolaboratiand process optimization are the keys to efficient NOx purification. It provides important references for the green development of the coal chemical industry.

Keywords：coalchemicalindustry；nitrogen oxides；absorption method；adsorption method；catalyticreduction method doi：10.3969/j.issn.1004-8901.2025.02.015

氮氧化物（ NOx ）主要产生于煤化工环节中的燃煤锅炉热电系统，是该类系统排放的重要大气污染物，其排放对环境和人类健康造成了严重威胁，包括引发酸雨、光化学烟雾以及大气中二次颗粒物的生成。（剩余4525字）