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1、ANALYTICMODELDERIVATIONOFMICROFLUIDICFLOWFORMEMSVIRTUAL-REALITYCADMANISAHAUMEERALLYMastersofInformationTechnology,BachelorofScience,CertificateinEducation16Dec2004SubmittedinfulfilmentoftherequirementsofthedegreeofDoctorofPhilosophySchoolofInformationandCommunicationTechnologyFacultyofEngineeringa
2、ndInformationCommunicationTechnologyGriffithUniversity,GoldCoastCampusQueensland,AustraliaPrincipalSupervisor:DrRenateSitteCo-supervisors:DrPhilipTannerDrRubenGonzalezIABSTRACTThisthesisderivesafirstapproximationmodelthatwilldescribetheflowoffluidinmicrofluidicdevicessuchasinmicrochannels,microdif
3、fusersandmicronozzlesusingelectricalnetworkmodelling.Theimportantparameterthatisofconcernistheflowratesofthesedevices.ThepurposeofthisworkistocontributetothephysicalcomponentofourinteractiveVirtualReality(VR)-prototypingtoolforMEMS,withemphasisonfastcalculationsforinteractiveCADdesign.Currentcalcu
4、lationsaretootimeconsumingandnotsuitableforinteractiveCADwithdynamicanimations.ThisworkcontributestoandfillstheneedforthedevelopmentofMEMSdynamicvisualisation,showingthemovementoffluidwithinmicrodevicesintimescale.MicrofluidicMEMSdevicesareusedinawiderangeofapplications,suchasinchemicalanalysis,ge
5、neexpressionanalysis,electroniccoolingsystemandinkjetprinters.Theirsuccessliesintheirmicrodimensions,enablingthecreationofsystemsthatareconsiderablyminuteyetcancontainmanycomplexsubsystems.Withthisreductioninsize,theadvantagesofrequiringlessmaterialforanalysis,lesspowerconsumption,lesswastageandan
6、increaseinportabilitybecomestheirsellingpoint.MarketsizeisinexcessofUS$50billionin2004,accordingtoastudymadebyNexus.Newapplicationsareconstantlybeingdevelopedleadingtocreationofnewdevices,suchastheDNAandtheproteinchip.Applicationsarefoundinpharmaceuticals,diagnostic,biotechnologyandthefoodindustry
7、.AnexampleistheoutcomeofthemappingandsequencingofthehumangenomeDNAinthelate1990’sleadingtogreaterunderstandingofourgeneticmakeup.Armedwiththisknowledge,doctorswillbeabletotreatdiseasesthatweredeemeduntreatablebef
