毫米波太赫兹气象雷达

毫米波太赫兹气象雷达ContentsBackgroundBrief1$T毫米波太赫兹气象雷达ContentsBackgroundBrief1$TGenera(ionCPRCPRTechIrendNextGenerationCPRandiheiiiLidi<}acti\eimpactandiheiiiLidi<}acti\eimpactBackgroundBriefThedimateandweatherforecastingproblemCloudfeedbacksdoininare1hesensitivix\rofclimatetoexternalfoicingbutexistingmodelsdonota印ee.morelowcloudsreflectingsunlight今coolingmoieliigh(cold)cloudsJ&ssIRiospace—warmingTheaccuracyofCurrenTNumerical\\7eath.erPrediction modelsisnotgood.Thefunctionrelationshipsbetweenwatericeconteinofcloudsandprecipitationrequirescertainpriorassumptions.ToprovidebciEcrforecastsofhaztirdoiLSe\rentssuchasflashflooding,BackgroundBriefThegapsinaurabilityIopiobedcudsCloudsandassociatedprecipirationarethelargestsouiceofuncertaintyincurrentweatherandJUtureclimatesimulations.Larg^uncertaintiesintheretrievalsresultsingapsinDurabilityroprobeclouds.EuundarvLtiv巴clou<ls:suchasstramsandsimtocumulut.drizzler-r "limitstheaccuracyoftheliquidwaterconten!.ChitsClonds:seesallclouds(D^100|iniXbutstiUmisssoaieclouds(D^lOlim)PrecipifariiigSnow:atpresentmostglobalsnowalgoiitlunsreinaineinpiiicalinnature.

BackgroundBriefKeychallengetoprobeclouds.OutIineTheDevelopmentofmm/Terahertz

CPR(CloudProfilingRadar)

2l5GHzClJoiidProfilingRadlarTheProfiling&T社青HeuhurtygainedbyTeratTiertECPRTheDevelopmentofmm/TerahertzCPR1990Univer&itvofMassachusensManufactuieda215GHzCloudPiofilingRadar♦PeakPowei:60W2l5GHzClJoiidProfilingRadlarTheProfiling&T社青HeuhurtygainedbyTeratTiertECPRTheDevelopmentofmm/TerahertzCPR1990Univer&itvofMassachusensManufactuieda215GHzCloudPiofilingRadar♦PeakPowei:60W♦Miuiuiunidelectablerelkcli\ily:-15dBZ?i1kmUniversityofMassachusettsTerahertzCPRUKChilboltonObservatoryGalileo94GHzCPRChilboltonObservato7andRALManufactured94GHzcPR♦WorkingFreq:?4.008GHz♦Polaiization:venical♦PeakPow^r:1500W/0.5u^6250Hz♦Minimumdetectablereflectivity:TBD♦Resoluricni,：75ni♦MainDish;。/6mx2♦Resoluricni,：75niTheDevelopmentofmm/TerahertzCPRJPLHighsensitivityAtmosphericRadar2014JPLDeJgnedConsiderationsforaDual-fiequencyRadarforSeaSprayMeasuremeniinHuiricanes♦PeakPower:100W♦Platformaititude12ktn♦Minimumderectabl^reflectivity：-25dBZ@94GH7:-35dBZ@220GHzl^hkI EiifIlir 眄。EiHriW\lkiRe4ulr<n-enilFnqiKfK，JMGk1hfii-mwfibW/京/■'■'J ib*jf।曲muilljuris11、_h™tn.Rijks.«K［Tinijrilspn睬J『X«J曲 置值可时fMw*■瑞j>母小事1lifhict3uu.Iiggi^fob«fnibiriffrlciruiulncfltikuiily］咖［11|11¥匕沸、bushyvrCiuv^itohncj^cfpufck1juicimk曲mi力nII，段Ho*qmuicm再&e叽讣时*=Uihi血 mlPUllorni加JEjVTifievi.i HimfcimnMuunomdclcLtihlcrctk&Ln司r-：?品定」Ntilt门$皿口工加（涮』EkMUNneQy，m,卅fai^cofWriMh■Mh untj;kwlji<idrtllnlftiCHniKm电嗔乃川雷潦MjivrFftrj1rdiil反崎lOhiMftdyra*witwE10►n是IJH出11drwy« rdflildHAt'cmr&riiinEriievd*!*31cnnliHl急?iew也即B)IJUim£比】*ght|i?EfV崎J— 'ifleHuainofirrajiiMcwtEMkf 尸e*dkahhv^wncyEnc』hIXtuuWcHinge例44工qheiyhLuii^euert占刊i邛用、•aJ44nUCCJKiuHjlyTheDevelopmentofmm/TerahertzCPRRPGGroundbasedCloudRadarRPGDesignedaDual-flequeiicyCloudRadar♦WorkingFreq:94X)5GHz♦PeakPower:1.5W/CW♦Minimumdetectablereflect:-36dBZ@10km♦MainDish.:O.5mx2♦Resoluiioii:lmHistoryofSpacebornemm/TerahertzCPR2006-201814/35^4-GHz(?)DopplerfadarNASACloudSat94-GHzradar2006-201814/35^4-GHz(?)DopplerfadarNASACloudSat94-GHzradarESA/JAXAEarthCARE9%GHeDopplerradarC.2025(?)NASAAerosols,Clouds,ConvectionandPrecipitationTheDevelopmentofmm/TerahertzCPRCloudSAT/NASA,CSA♦WorkingFi^qi?4,O5GHz♦Platformaltinid^:'口5km♦PeakPower700W/3.s/610CK7500Hz♦Minimumdelectableleflectivny:-30dBZ-g1kmMainDish:1.SmResolutLoiin500m♦LaunchTime:2006

TheDevelopmentofmm/TerahertzCPREARTHCARE/ESA+JAXAWorkingFiuq:94,05GHiPlarfoimalriiude:400kmPeakPower:1500W，3.3us/610g7500HzMinimumdetecTablereflecti\,ity>35dBZ@1kmMainDish:2mResolution:500uiLaunchTime:2Q21•HigherFreq,300-1000GHz•Multi-Freq♦Dual/Triple/QuadTechTrendfortheNextGenerationCPR,ValidationofnextgenerationNWPLaunchTime:2Q21•HigherFreq,300-1000GHz•Multi-Freq♦Dual/Triple/QuadTechTrendfortheNextGenerationCPR,ValidationofnextgenerationNWPe-conwwicMknIheNADcudalSuirwcyKJW县Ku(TRMM.GPM足由“明TheDevelopmentofFuturem/mTerahertzCPRGRaCE/UKSA♦ kiii^Freq:2OOGHz♦Platformaltitude:TBD♦PeakPower:200mWCW♦Resolution:50mMainDish:TBD♦LaunchTimeTBD♦Resolution:50mMainDish:TBD♦LaunchTimeTBDL：K|VllJ.tTrUf1IJCIZSTI.RTheDevelopmentofFuturemm/TerahertzCPRCASCTerahertzCloudProfilingRadar2016CASCDe^elopedaPrototypeofTerahertzClondProfilingRadar♦Minimumdei?cTiiblereflectivity:-2tdBZ^lkm♦WorkingFreq:220GHz22OGhzcloudradarZ4BTheRaftlingofReilectivitygairedbyTeratnertzCPR42&17J1.2117:05h17iDS)简介：CPR(CloudProfilingRadar)主要用于地球环境监测并着重监控云上升和下降的动态信息、云粒和气溶胶生成以及保有状况等信息。由于云层由微小水滴或冰颗粒组成，比雨滴直径要小的多，所以对云层以及体积更小的气溶胶探测需要毫米波雷达来实现。94GHz测云雷达甚至可以“切开