青藏高原地气温度之间的关系

:100020240(2005)0520627206:2005201210;:2005203206:(KZCX12SW204);(2004102):(1951),,,,1994,.E2mail:[e-mail],(,730000):,4025N,75102E11919912000,.,.,.19912000,,,..:;;;;:P642.14:A1,,.,,.,,,,,.,,.,,,,.,,,,.,,,,,.,,.,,,,2050,.,,,,.,N,275200510JOURNALOFGLACIOLOGYANDGEOCRYOLOGYVol.27No.5Oct.2005N,.Lunardini[1]Stefen,:=FQ(1):;(,);Q()();F()()24.:Fsf=lfTsf=tttfTs(0,t)dtFst=ltTst=tfttTs(0,t)dt(2)Ts0l=l0Ts(0,t)dt=lt0Ts(0,t)dt+Ts(0,t)dt=Tstlt+Tsflf(3):FsfFstTsfTst;Ts0;l=lt+lf.,N:N=FsfFaf(4):Faf.N.Lunardini[1],.,.,N,.,Stefan,,.Nelsonetal.[24]2080,,(F),:F=FsfFsf+Fst(5),,.,(5),,Stefan.[5]015km2,N(1).[6],6.,.,N,,,Stefan(1)[7].,N,,,,.,,.,N,13Table1ParametersofgroundtemperatureandairtemperatureinReshuiregionofQinghaiProvince///(d)/(d)NN-3.723.92059707-1.72.024.40.517290.8411351.61-1.032.7325.92.016680.8113051.85-0.82.926.22.316890.8214061.99-0.733.0326.02.116160.7913662.26:3-0.9-0.0.(3).826271Fig.1ThelocationsofthemeteorologicalstationsinTibetanPlateau,dataofwhichareanalyzedinthispaper,,.,,,,,.,,,,.,1km,GIS,.24025N,75102E119,90E(1),.23.a0(t)a1(t)a2(t)a3(t);R.:T(,,h)=a0(t)+a1(t)+a2(t)+a3(t)h(6)(2,3),,,.1(12),;212,,.,.,1290(19912000)Table2Statisticcorrelationcoefficientsofairtemperatureandlongitude,latitudeandelevationintheTibetanPlateau,19912000ta0(t)a1(t)a2(t)a3(t)100R156.8550.002364-1.478-0.4860.97253.810-0.0129-1.210-0.5190.964356.136-0.0707-0.945-0.5400.959455.760-0.109-0.625-0.5930.968555.700-0.138-0.449-0.5490.962658.709-0.190-0.327-0.5130.960753.492-0.202-0.119-0.4880.969851.793-0.176-0.177-0.4970.971957.785-0.175-0.467-0.4640.9711058.812-0.0924-0.892-0.4840.9721157.248-0.0484-1.145-0.5020.9741256.802-0.0268-1.352-0.4920.97456.502-0.0407-1.170-0.5040.97155.578-0.165-0.361-0.5140.97056.004-0.103-0.764-0.5090.971-1.922-0.2011.318-0.01380.9689265:390(19912000)Table3Statisticcorrelationcoefficientsofgroundtemperatureandlongitude,latitudeandelevationintheTibetanPlateau,19912000ta0(t)a1(t)a2(t)a3(t)100R156.0860.0418-1.5790.4570.971253.7720.00987-1.267-0.4660.960358.611-0.0934-0.912-0.4900.941462.825-0.175-0.569-0.5310.933568.956-0.259-0.380-0.5020.919676.886-0.368-0.216-0.4940.927769.433-0.371-0.03534-0.4780.956863.966-0.292-0.0715-0.4710.930969.173-0.267-0.454-0.4380.9631064.109-0.108-0.976-0.4290.9701157.127-0.000458-1.309-0.4300.9771255.0740.03049-1.493-0.4500.97757.545-0.0208-1.256-0.4530.97268.605-0.289-0.277-0.4860.95062.974-0.154-0.766-0.4700.96317.89-0.4221.519-0.02910.966(),7(),,1();,1(),(),78(),(),1.,,17,.,2Fig.2ThemonthlyvariationsofstatisticcorrelationcoefficientsbetweenairtemperatureandgroundtemperatureintheTibetanPlateau,1,,7.1,7,.,,1,7.015(100m)-1,100m015.23,,.,,2.3,.,19912000:Tai(,,h)=aai0(t)+aai1(t)03627+aai2(t)+aai3(t)h(7)Tsi(,,h)=asi0(t)+asi1(t)+asi2(t)+asi3(t)h(8)Ti(,,h)=Tsi(,,h)-Tai(,,h)(i=1,2,3,,12),,23,.Ts(,,h,t):Ts(,,h,t)=Ta(,,h,t)+Ti(,,h)(9)(9).(9)N(),.23(7)(8)(9).,23,,.34,,.,(9).4,,,.,,.19912000,,,(9)(2).,GIS,3(a)(b)(19912000)Fig.3Theobservedandcalculatedairtemperature(a)andgroundtemperature(b),199120004(a)(b)(19912000)Fig.4Theobservedandcalculatedannualrangeofairtemperature(a)andannualrangeofgroundtemperature(b)in199120001365:,.(References):[1]LunardiniVJ.HeatTransferinColdClimate[M].NewYork:VanNostrandReinholdCompany,1981.[2]NelsonFE,AnisimovOA.PermafrostzonationinRussiaunderanthropogenicclimaticchange[J].PermafrostandPer2iglacialProcesses,1993,4(2):137-148.[3]AnisimovOA,NelsonFE.Permafrostzonationandclimatechangeinthenorthernhemisphere:resultfromtransientgen2eralcirculationmodels[J].ClimaticChange,1997,35(2):241-258.[4]NelsonFE,AnisimovOA,ShiklomanovNI.Climatechangeandhazardzonationinthecircum2Arcticpermafrostregions[J].NaturalHazards,2002,26(3):203-225.[5]XuXiaozu,FuLiandi.Thecalculationofsomeparametersa2boutground2airsystemandthedeterminationofmaximumseasonallythawingdepth[A],ProceedingsoftheSecondChi2neseConferenceonPermafrost[C],Lanzhou:GansuPeoplepsPublishingHouse,1983.108-128.[,.[A].[C].:,1983.108-128.][6]WuZiwang,ChengGuodong,ZhuLinnan,etal.RoadbededEngineeringinPermafrostRegion[M].Lanzhou:LanzhouUniversityPress,1988.22-113.[,,,.[M].:,1988.22-113.][7]KudryavtsevVF.PrinciplesofPermafrostPredictionintheEngineeringGeologicalResearch[M].Lanzhou:LanzhouUniversityPress,1992.[BA.[M].:,1992.]TheRelationshipbetweenAirTemperatureandGroundTemperatureintheTibetanPlateauLIShu2xun,WUTong2hua(ColdandAridRegionsEnvironmentalandEngineeringResearchInstitute,ChineseAcademyofSciences,LanzhouGansu730000,China)Abstract:Multivariablelinearregressionhasbeenappliedtoanalyzetherecordeddataofannualmeanairtemperatureandannualmeangroundtempera2turefrom119meteorologicalstationsfrom1991to2000intheTibetanPlateau.Thelinearstatisticcoefficientsbetweenmonthlymeanairtempera2ture,monthlymeangroundtemperatureandlati2tude,longitudeandelevationintheresearchregionareobtained.Itisdemonstratedthattheairtem2perature,groundtemperatureandtheirannualrangesintheTibetanPlateauarehighlycorrelatedwithcorrespondinglatitude,longitudeandeleva2tion.Itisindicatedthattheairtemperatureandgroundtemperatureintheplateaucanbeexpressedasfunctionsof