基于TDLAS-热湿法的燃煤电厂烟气污染物监测研究

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文章编号：1674-6139（2026）02-0104-05

中图分类号：X773文献标志码：B

Study on Flue Gas Pollutant Monitoring of Coal-fired PowerPlantbasedonTDLAS-thermalandHumidMethod

MaXiuyuan，YangAiyong，LiJunzhuang，Wei Fei，WangXinpei

Guodian Environmental Protection Research Institute Co.，Ltd.，Nanjing 21Oo31，China

Abstract：Theemissonoffluegaspolltantsfromcoal-firedpowerplantshas thecharacteristicsofplumeflowandunevengas concentration，whichmakesitimposibletoachievesoftmeasurementoffuegaspolutantsfromcoal-firedpowerplantsrefore， amonitoringmethodforfluegaspollutantsfromcoal-firedpowerplantsbasedonTLASthermalwetmethodisproposedWithpre liminarytreatmentofcoal-firedpowerplantfluegasthroughhotandwetmethods，themoistureandparticulatematerisremoved.By usingTDLAStechnologytoemitlasersofspecificwavelengthsandmeasuretheir intensitychangesafterbeingabsorbedbygas，soft sensingoffluegaspolutantconcentrationscanbeachieved.Combinedwiththemeasurementresults，theultimategoalofmonitoring fluegaspolutantsincoal-firedpowerplantscanbeachieved.Theexperimentalresultsshowthattheproposedmetodhashighmeas urementacuracyandstabilityandcanmetthereal-time monitoringnedsofcoal-firedpowerplantsforfluegaspolutantsThe practical application effect is good.

Key words：TDLAS；hot wet method；coal-fired power plants；smoke pollution；pollution monitoring

前言

燃煤电厂在燃烧煤炭时会产生污染物，对环境和健康产生危害[1]，因此对燃煤电厂烟气污染物进行监测变得至关重要。（剩余3825字）