第51卷第2期2023年1月广州化工GuangzhouChemicalIndustryVol.51No.2Jan.2023潮州市城区大气颗粒物的移动监测与分析∗黄仲文,唐柳玲,何明珠,冼思敏,黄浦城,何洲(韩山师范学院化学与环境工程学院,广东潮州521041)摘要:2020年9月、10月和11月利用车载Sniffer4D灵嗅大气移动监测设备对潮州市城区的大气颗粒物进行移动监测,分析了颗粒物的时空变化情况。结果表明,潮州市城区的PM2.5日均浓度范围是15.80~60.80μg/m3,与潮州市国控站点相比偏高,但变化趋势基本一致;PM1.0、PM2.5和PM10三者的日均浓度变化趋势高度相似,PM1.0/PM2.5比值在66%-74%之间,PM2.5/PM10比值在86%以上;城区PM2.5的空间分布差异显著,路口、小巷子、施工区域、南堤路和绿榕南路等机动车车流多的地方,PM2.5的浓度普遍偏高。关键词:大气颗粒物;移动监测;时空变化中图分类号:X831文献标志码:A文章编号:1001-9677(2023)02-0165-03∗基金项目:潮州市科技计划项目(2018GY03);韩山师范学院2021年省级大学生创新创业训练项目(S202110578006)。第一作者:黄仲文(1985-),男,博士,讲师,从事环境科学与工程的教学与科研工作。MovementMonitoringandAnalysisofAtmosphericParticulatesinUrbanAreaofChaozhouCity∗HUANGZhong-wen,TANGLiu-ling,HEMing-zhu,XIANSi-min,HUANGPu-cheng,HEZhou(SchoolofChemistryandEnvironmentalEngineering,HanshanNormalUniversity,GuangdongChaozhou521041,China)Abstract:InSeptember,October,andNovember2020,theairborneparticlesintheurbanareaofChaozhouCityweremonitoredusingtheonboardSniffer4Dolfactoryatmosphericmobilemonitoringequipment,andthetemporalandspatialchangesoftheparticleswereanalyzed.TheresultshowedthatthedailyaverageconcentrationofPM2.5intheurbanareaofChaozhouCityrangedfrom15.80to60.80μg/m3,slightlyhigherthanthatofthenationalcontrolstationinChaozhouCity,butthechangingtrendwasgenerallythesame.TheaveragedailyconcentrationtrendsofPM1.0,PM2.5,andPM10werehighlysimilar.TheratioofPM1.0/PM2.5wasbetween66%and74%,andtheratioofPM2.5/PM10wasabove86%.Inaddition,thespatialdistributionofPM2.5inurbanareaswassignificantlydifferent.TheconcentrationofPM2.5wasgenerallyhighatintersections,alleys,constructionareas,NandiRoad,LvrongSouthRoad,andotherplaceswithalotofmotorvehicletraffic.Keywords:atmosp...
