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ID:15032626
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时间:2018-08-01
《hurricane thermodynamics - wake forest university:飓风热力学-维克森林大学》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、HurricaneThermodynamicsAlexMacIntoshCamMateusSteveLazarCostliestHurricanesKatrina–2005–$81BillionAndrew–1992–$26.5BillionWilma–2005–$20.6BillionCharley–2004–$15BillionDifficulttostudy:immensepowerAbout48of80tropicalcyclonesqualifyintermsofintensityhttp://
2、www.nhc.noaa.gov/Deadliest_Costliest.shtmlPhysicalStructureStormsforminthetropicsThreemainpartsTheeyeEyewallRainbandsAxisymmetricVortexHydrostaticandRotationalBalancehttp://www.srh.noaa.gov/jetstream/tropics/tc_structure.htmCarnotEnginesThermodynamicdiseq
3、uilibriumFourSequencesIsothermalExpansionAdiabaticExpansionIsothermalCompressionAdiabaticCompressionhttp://en.wikipedia.org/wiki/Atmospheric_thermodynamicsEquationsEfficiencyofCarnotEngineCarnot’sTheoremtopredictmaximumwindspeedClimateChangeGreenhousegase
4、sandeffectsonhurricanesCarnot’sTheorem:TemperaturedifferenceandintensityofhurricaneAdiabaticexpansionincreasedGreaterwindvelocityHowTemperatureVariationEffectsWindVelocityWhenT1=25C,theVmaxis~5.85m/sWhenT1=30C,theVmaxis~8.34m/sThisisastunning50%increasein
5、thewindvelocity!How?ApplyacryogeniccoolantNitrogengasCarbonDioxideAirWaterTransportanddelivercoolantusingPlaneShipBargeRemotelyControlled?ThermalUpdraftsStrongestThermalUpdraftAtthedowntiltrightregionofHurricaneApplyCoolantThereFromNat.OceanicandAtmospher
6、icAdministrationhttp://celebrating200years.noaa.gov/historymakers/Smagorinsky/hurricane_emily650.htmlWhat?Coolantdoes:DecreasesupdrafttemperatureIncreasewindshearw/largesolidcoolantpiecesHigherthewindshear---weakerthestormFromwww.fema.govClausius-Clapeyro
7、nCitationsEmanuel,K.A.,TheTheoryofHurricanes.Annu.Rev.FluidMech.,23(1991)179-196TropicalCycloneStructure.[citedNovember27,2008];Availablefrom:http://www.srh.noaa.gov/jetstream/tropics/tc_structure.htmKondepudi,Dilip.IntroductiontoModernThermodynamics.John
8、Wiley&Sons,Ltd,2008.Emanuel,K.A.,TropicalCyclones.Annu.Rev.Earth.Planet.Sci.,31(2003)75-104.Atmosphericthermodynamics.[citedNovember26,2008];Availablefrom:http://en.wikipedia.org/wiki/Atmospheric_thermodynamics.Moon
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