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当前位置:首页 > 商业/管理/HR > 公司方案 > 地基GPS遥感大气水汽含量及在气象上的应用
:;:~,,;。TROPICALAGRICULTURALENGINEERINGVol.33,No.2Apr.2009。,,;,,、。、,,。,,,、、。,,、,;;;,。,、~。:PW~;SW~;,WVT~。,PW,,,PW,。,SW,,SW(),,。;;RemoteSensingofAtmosphericWaterVaporbyGround-basedGPSandItsApplicationinWeatherForecastingHUANGYanbin(HainanInstituteofMeteorologicalResearch,Haikou,Hainan570203)AbstractAnexperimentforremotesensingtheatmosphericwatervaporbygroundbasedGPSwascar-riedoutnearbyHaikouCityinNovember2005.TherelationwasanalyzedbetweentheprecipitablewatervaporretrievedbytheGPSandtheactualprecipitation,andprospectsforapplicationofGPS-basedremotesensingofwatervaporinweatherforecastingputforward.KeywordsGPS-basedremotesensingtechnique;watervapor;weatherforecasting,~,SW、、。PW,SW,。PW、SW,,。11.1~、、,,,,,、、,,,。1.2,:,,,,:WPS=ijkΣ(Apijk×Xpijk),WSP,APi,j,k,XijkP。,,,。,,。,,。,,,。,,“”,Xj=w1X1+...+wj-1Xj-1+wj+1Xj+1+...wjj。,。,,:Wx。,:wsΣΣoAΣΣwX,,。Y,X,:Y=CX4,X。,,,:x2=(Y-CX)TNY-1(Y-CX,NY。,,,,,:X=CTNY-1ΣΣC-1N-1YCTY,,,。。,。:A=U∧VT,U×,;Λ×,M,V×;,A:A-gV∧UTΛ,,。。,。2(PW)。:PW=ρ∞H乙ρwdh=ρRW∞H乙eTdH()(),ρ,×;ρw;Rw,jg·k,j,g;e;T;H。、,():PWni=ΣhihieiTieiTiΣΣ)Rwρ(),hi,hi,ei,ei,Ti,Ti、。:e=e0×10a×tdb+td(),e,;,,℃,a,b;℃,a,b;td℃。~(,)(PW),(WVT)(PW)。,~。(WVT),(PW)。,±。,,(),,,,,,。3GPS,WVT,。,。~,,~,,,。,6050403020100/mm1GPSWVTPW2GPS11-10011-31211-60011-81211-110011-131211-160011-181211-210011-231211-260011-2812PW/PrWVTPrWVT,,,,,WVT;,,,,,,WVT;~,,,WVT,WVT。,,WVT,WVT。,,,WVT,WVT。,WVT,,。4GPS4.1,、、。,,,。,,,。~,PWV,,PWV,,,。4.2、、。。,,,。,。,。,,。4.3。,,。4.4、、、,、。、,。:,,~,。4.5,。。4.6,,。5(),。,。,,,。(),,。()。、、、。:、。,,,etal:,,:~,,,etal,,:~,,,etal,,:~,,,etal,,:~,,,,:~,,,,:~,,,,:~,,,,,,,,,:~,,,,,:~,,,,():~,,:~,,,,():~,,,,:~
本文标题:地基GPS遥感大气水汽含量及在气象上的应用
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