 Posted: Sat 22:04, 22 Jan 2011 Post subject: Large pores in the soil water movement simulation |
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| Large pores in the soil water movement simulation
Jarvis. Reviewandcomparisonofmodelsfordescribingnon-equilibriumandpreferentialflowandtransportinthevadosezone [J]. JournalofHydrology ,2003,ugg boots günstig,272:14-35. [4] KohlerA, AhhaspourKC, FritschM, eta1. Simulatingunsaturatedflowandtransportinamacroporoussoiltotiledrainssubjecttoanentrancehead: modeldevelopmentandpreliminaryevaluation [J]. JournalofHydrology ,2001,254:67-81. [5] LiuHH,p90x calendar, BodvarssonGS, FinsterleS. AnoteonunsaturatedflowintWO-dimensionalfracturenetworks [J]. WaterResourcesResearch ,timberland sale,2002,38:1176-1184. [6] Feng Jie, Hao Zhenchun. Water and solutes in soil macropores Mechanisms of migration [knife. Hohai University, 2002,p90x workout calendar,30 (2) :63-70. NumericalSimulationoftheTransportofWaterinSoilwithMacroporesZHULei, YANGJin-zhong, YUEWei-feng (StateKeyLaboratoryofWaterResourcesandHydropowerEngineeringSciences,UGG ブーツ, WuhanUniversity, Wuhan430072, China) Abstract: Exactdescription0fwatermovementinsoilneedsamodelthatcanreflectthephysicscharacterofsoil. Inthispaper, weregardthatsoilisdividedintotwoporousmedia, oneformatrixflow, oneformacroporeflow, andamacroporeisassumedextendverticallyfromsoilsurfacedowntodesireddepth, macroporedensityisalsoimportedintomodeltOdescribethecomplexdistributionofmacroporeinsoil. Watermovementintwoflowdomainissimulatedusingdifferentmodels, inordertoimprovethecomputa-tionalefficiency, domaindecompositionmethodisadopted. Fromthecomparisonofthesimulatingresults, itcanbefoundthatthemodelsandmethodsthatusedinthepapercanpreferablydepictthecharacteristicofmacroporeflowandimprovethepracticabilityandapplicabilityofthemode1. Keywords: macroporedensity; soilmatrix; macropores; domaindecompositionmethod23 |
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