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Ka波段毫米波测云雷达在航空气象观测中的应用 Title:ApplicationofKa-BandMillimeter-WaveCloudRadarinAviationMeteorologicalObservations Abstract: TheKa-bandmillimeter-wavecloudradarhasemergedasapowerfultoolforconductingaviationmeteorologicalobservations.ThispaperexploresthevariousapplicationsofKa-bandcloudradarinaviationmeteorology,focusingonthesignificantcontributionsithasmadetoweatherforecasting,nowcasting,clouddetectionandclassification,turbulencedetection,andprecipitationestimation.ThepaperconcludeswithadiscussiononthechallengesandfutureprospectsofutilizingKa-bandmillimeter-wavecloudradarinaviationmeteorologicalobservations. 1.Introduction Aviationmeteorologyplaysacrucialroleinensuringthesafetyandefficiencyofairtravel.Accurateandtimelyweatherinformationisessentialforflightplanning,routeoptimization,anddecision-makingrelatedtotakeoffandlandingoperations.Inrecentyears,theKa-bandmillimeter-wavecloudradarhasgainedconsiderableattentionasapromisingtechnologyinaircraft-basedmeteorologicalobservations.Thispaperaimstoexploreitsapplicationsandthebenefitsitbringstoaviationmeteorology. 2.WeatherForecasting TheKa-bandcloudradarprovidesvaluableinformationaboutcloudproperties,includingcloudbaseandtopheights,depth,andthickness.Bycontinuouslymonitoringcloudsinreal-time,itaidsintheidentificationandforecastingofweatherpatterns,suchasthunderstorms,turbulencezones,andhigh-speedwinds.Thisradarhelpsmeteorologistsissuetimelyweatherwarningsandimprovetheaccuracyofaviationweatherforecasts,reducingtheriskofadverseweatherconditionsforpilotsandpassengers. 3.Nowcasting Nowcastingreferstoshort-termweatherprediction,typicallywithinafewhours.TheKa-bandcloudradar'shigh-resolutioncapabilitiesallowforthedetectionandtrackingofsmall-scaleprecipitationsystems,suchasconvectivecellsandshowers,whichcanposeriskstoaviationoperations.Byprovidingaccurateandreal-timeinformationonprecipitationintensity,location,andmovement,theradarenablesnowcastingofrapidlyevolvingweatherphenomenarelevanttoaviation,enhancingflightsafety. 4.CloudDetect