城市绿地景观布局对大气污染物扩散影响研究

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文章编号：1674-6139（2025）12-0163-06

中图分类号：X323文献标志码：B

Abstract：Inodertoaceleratetheconstructionofurbangreenspacelandscape，leviateurbanairpolltion，andanalyzetheimpactofurbangrenspacelandscapelayoutonthedifusionofairpolltants.Colectgreenlandscapelayoutdatandairpolutantconcen trationdataintheurbanareaofChuxingCityYuanProvince，andestabishanirpolutiondifusionmodelforthecitythoughC numericalsimulation.Theverageheight，landscapearea，canopydensityandenclosureofthegeenlandscapeareusedasthen plantlandscapeayoutidicatosfortecitandteoelationetweeachindcatordplutantconcetrationiscalulatedinte airpolutiondifusionmodel.Basedontecorreationnalyetheimpactofferentinicatorsontdifusionofirpllutantse analysisesultsindicatethatinthelayoutofurbangreenspacelandscapesincreasingtherenspacelndscapeareaandaverageight， and maintaining low canopy closureand enclosure are beneficial forthediffusion of atmospheric polutants.

Keywords：urbangreenspacelandscapelayout；atmosphericpolutant；CFDnumericalsimulation；relevance；canopyclosure

前言

城市绿地作为城市生态系统的重要组成部分，不仅能够美化环境、提升居民生活质量的功能，还能净化空气、调节气候以及涵养水源[1]。（剩余5737字）