AERMOD与AERSCREEN模型在云县规划环评中的应用研究

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文章编号：1674-6139（2026）04-0189-06

中图分类号：X821文献标志码：B

ApplicationofAERMODandAERSCREENModels in Environmental Impact Assessment of Yun County

Lei Jiuming

（EcologicalEnontitoingSaioinangachofinangEoloicalEnonturau，cangin）

Abstract：PredictionofatmospicevironentalimpactisucialforassesingevironentalcarringapacityinplaingeironmentalimpactsessmentE）Adressingthssueofspatialsaledaptabilityintradiioalsingleodelpredictiohisstudy proposes，forthefirsttime，acoupledapplicationframeworkof theAERMODandAERSCREENmodels.Taking theplanningof Yun CountyIndustrialParkinYunanasacase，itconstructsatwotierpredictionsystemoflargscalerapidscreeningrefidsiul tioninkeyareas”．Theresultsshowtataftertheimplementationoftepark，boththeshorttermandanualaveragetandardreac hing rates of NO2 exceed the limits specified inthe Ambient AirQuality Standard.Optimizing the industrial layoutcanreduce thedaily average concentration of NO2 in sensitive areas by 19.8% ，and the application of SCR denitrification technology can reduce the annual average emission intensity by 42.3% .The study confirms that the model coupling method has significant advantages，and the proposed “source-flowsink”coordinatedcontrolstrategycanprovideasientificbasisforthesustainabledevelopmentofplateaumountainous industrial parks.

Key Words：AERMOD model；AERSCREEN model；planning environmental impact assessment；prediction

前言

大气环境影响预测在规划或建设项目的环境影响评价中至关重要，《环境影响评价技术导则大气环境》中的AERSCREEN模型和AERMOD模型是常用工具，能依据不同空间尺度的评价方法，解决空间单元和生态环境管控分区冲突问题。（剩余6056字）