夏季持續(xù)高溫天氣下空氣微粒污染物濃度擴散特征研究
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文章編號：1674-6139（2025）06-0055-05
中圖分類號：X513文獻(xiàn)標(biāo)志碼：B
Concentration and Diffusion Characteristics ofAir Particle Pollutants under Continuous High Temperature Weather in Summer
WeiLiying，XieFei，LiangJianping，LiXiaobo，LiYan （Meteorological Observation Center，Baise Meteorological Bureau，Baise 533OOo，China）
Abstract：Tostdythespatiotemporaldifusioncharacteriticsofairparticulatepllutantconcentrationsduringsustainedhighem peraturesinsummer，samplingpointsaresetupiareasfarawayfrompolutionsources，withflatterainandgodvegetationcoverage， nearplaintraffcarteries，mountaintops，mountainslops，andfoothill.Medumflowimpactgradedsamplersreusedforcontiuous sampling，andlaserparticlecountersareusedtomonitorconcenrationchangeseveryhour.ThemonitoringperiodistheholedayUnder sustained high temperatures in summer， PM2.5 concentration is higher than PM10 .The concentration of particulate pollutants is higher oncleardays.There is a significant diffrence in the difusion characteristics of PM2.5 and PM10 concentrations between daytime and nightie.Iedisofantsartasratioegmperaueprootsttaldticalsif polutants，reducingthoncentratioofparticlatepoltantsnearthegroundTesustaiedightemperatureinummerassigificant impact on the spatiotemporal difusion characteristics of air particulate pollutant concentrations.
Key words：sustained high temperature weather in summer; PM2.5 ： PM10 concentration；diffusion characteristics；Quartz fiber filtei membrane
前言
空氣微粒污染物是影響空氣質(zhì)量的關(guān)鍵因素之一，它們對人類健康和環(huán)境質(zhì)量產(chǎn)生著深遠(yuǎn)的影響。（剩余5015字）