ASSIMILATION METHOD FOR RETRIEVING HORIZONTAL WIND FIELD FROM SINGLE-DOPPLER DATA-中国期刊网

摘要 Dopplerweatherradarcanprovidethewindinformationsuchastheradialvelocity,andhasbecomeoneofthemostpowerfulmeansforstudiesofseveremesoscaleandmicroscaleweathersystems.Usuallytheradarobservationprovidesonlyplanepositionindicator(PPI)scanningdataandrangeheightindicator(RHI)scanningdata.andthismakessomeretrievalmethodsusingthree-dimensionalvolumescanningdataimpracticalinoperation.Inordertousethesedatamoreefficiently,aplaneassimilationretrieval(PAR)methodisdevelopedusingdataassimilationtechniqueonthePPIscanningplane.ThePARmethodistestedwiththeobservationdataofChineseAcademyofMeteorologicalSciences(CAMS)Dopplerweatherradarandtheresultisencouraging.

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ASSIMILATION METHOD FOR RETRIEVING HORIZONTAL WIND FIELD FROM SINGLE-DOPPLER DATA

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ASSIMILATION METHOD FOR RETRIEVING HORIZONTAL WIND FIELD FROM SINGLE-DOPPLER DATA

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