京津冀地區(qū)一次污染過(guò)程的星載-地基激光雷達(dá)聯(lián)合觀測(cè)分析

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#1002-6002201906-0147-10

DOI10.19316/j.issn.1002-6002.2019.20

JointObservationofaHazeEpisodeinBeijing-Tianjin-HebeiRegionwithSpaceborneandGround-basedLidar

MANa1YANGSipeng12WANGJie14,5WANJianing1MENGXiaoyan3

1.WuxiCASPhotonicsCoLtdWuxi214135Chino

3.StateEnvironmentaOProtectionKeyLaPoratooofQualityControlinEnvironmentaOMonitoring,ChinaNationaOEnvironmentaO

MonitoringCentro,Beijing100012,China

4.KeyLaPoratooofEnvironmentaOOpticsandTechnologyAnhuiInstitutesofOpticsandFineMechanicsChineseAccdemyof

ScienccsHefei230031China

AbstracCThirpaperanalyzesaheavypollutionproccssintheBeijing-Tianjin-HePeiregionfromMarch9thtoMarch15th2018

whichirPasedonanalysirofccmPinationofspaccPorneandgroundoPservationofgroundparticielidasnetwork.Thelidasfind

thatthelocaipollutantaccumulatedateerlierpollutionpsocess,andthepollutiontransportationfromotherareaplaythemainpart

inthemid-term.TheoPservationPywindlidasfindthesmallsoutherlywindisdominatedinpollutionproccssandthewindshift

tostrongnorthwindwhiletheccldaismowsouthward,causethedissipatingofpollution.Aninvvrsionlayerlastingfor6dayson

BaodingisfoundPymicrowavvsadiomeWrandtheoPservationsofitfindthehumiditaofBaodingisinahighleveldusingthe

ution.Thooughoutthe

distoiPutionandchangingchaoacteoisticsofpo

gooundisofgoeatsignificancetothestudyofthetoanspootofpo

#2019-07-01

2017YFO02128012017YFC02128002016YFC0200400

DOGG102

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Structureoflidarsystem

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Table1Keyspecificationsofparticulatelidarsystem

］

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20Hz

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WindPrint

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1550nm

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Table3Keyspecificationsofmicrowave

radiometersystem

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Table2Keyspecificationsofwiedprietlifarsystem

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00:0012:0000:0012:0000:0012:0000:0012:0000:0012:0000:0012:0000:0012:0000:00

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Fig.2TheconcrntrationofPMD.ifsomecitiesinBeijicg-Tianjic-HeCefrrgion

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Fig.3ExtinctioncoefficientdetectfromlidarincitiesonMarch9-10

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Fig.5ObservationofCALIPSOat0200March11

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Fig.6The48hoursbackwardtrajectoryat500m800mand1000mofBeijing

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Fig.8Windfieldfrom1200March12to0000March16

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Fig.9Temperaturefieldfrom0000March9to0000March16

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Fig.10Humieityfieldfrom0000March9to0000March16

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WANGWri,YANGNan,SHIYaolong,etal.

ApplicetionofMobileLidarinAnalyzingRegional

PollutantsTransportationDuringaHazeEpisodrover

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