资源描述：
《a numerical modeling of multicomponent compressible flows in porous media with multiple wells by an eulerian lagrangian method ok外语英文电子书》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、ComputVisualSci(2005)8(2):6981ComputingandDOI10.1007/s00791-005-0153-8VisualizationinScienceREGULARARTICLEHongWang·WeidongZhao·R.E.EwingAnumericalmodelingofmulticomponentcompressibleflowsinporousmediawithmultiplewellsbyanEulerian-LagrangianmethodReceived:30September2002/Accepted:
2、23January2004/Publishedonline:23September2005cSpringer-Verlag2005Communicatedby:G.Wittumlutionswithmovingsteepfrontsandcomplicatedstruc-tures.ThisispartlyduetotheheterogeneityoftheporousAbstractWedevelopanEulerian-Lagrangiannumericalmedia,thenonlinearityandcouplingsbetweentheeq
3、ua-modelforthesimulationoffullymiscible,highlycompress-tionsinthesystem,thecompressibilityofthefluidmix-ible,multicomponentfluidflowprocessesthroughcom-tureandthemedium,thestrongeffectofsingularsourcepressibleporousmediawithmultipleinjectionandpro-andsinkterms,andenormoussizeoffield
4、-scaleapplication.ductionwells.Wedescribethenumericalschemes,theCenteredfinitedifferenceorfiniteelementmethodsof-treatmentofthemultipleinjectionandproductionwells,tengeneratenumericalsolutionswithseriousnonphysicalproblemsrelatedtocharacteristictracking,andotherissues.oscillations
5、.Inindustrialapplications,upstreamweightingWeperformnumericalexperimentstoinvestigatetheper-techniquesarecommonlyusedtostabilizethenumericalformanceofthenumericalmodel.Theseresultsshowthatapproximationstothesesystemsinlarge-scalesimulators.thenumericalmodelgeneratesrobust,stable
6、,andphysicallyThesemethodstendtoproduceexcessivenumericaldiffu-reasonablesimulationswithoutnonphysicaloscillationorsion,whichseverelysmearsoutthemovingsteepfrontsofexcessivenumericaldiffusion,eveninthepresenceofmul-thesolutions,andseriousspuriousgridorientationeffectstipleinject
7、ionandproductionwellsandtheuseoflarge[6,24].timestepsandcoarsespatialgrids.Finally,numericalex-Eulerian-Lagrangianmethods[4,5,7,15]combinetheperimentstowellknowntestproblemsshowthatthenu-advectiontermwiththecapacityterminthecomponentmericalmodeldoesnotgeneratenoticeablegridorien
8、tationmassbalanceequationstocarryoutthetemporal
