Inourlaboratory,complexfluidflowswhichwecanseeinourdailylifebutcannotunderstandsufficientlyarestudiedbynumericalsimulations.Owingtorecentgreatadvanceincomputers,wehavebeenabletoinvestigatecomplexfluidflowswithhighaccuracy.Inparticular,thecombinationofthelatticeBoltzmannmethod(LBM)withtheimmersedboundarymethod(IBM)isapowerfulnumericalmethod,andcomplexfluidflowsindailylifesuchasfallingleavesorflappingflightbyinsectsaresimulatedbythemethod.Everyonecanobserveinwinterthataleaffluttersandtumblesdown,butcannoteasilypredictthetrajectoryandtheorientationoftheleaf.Similarly,anyonecannotcompletelyanswerthefollowingquestion,i.e.‘Howcaninsectsfly?’.Ifthefluidflowinducedbyinsectsandtheliftforceactingtheirwingsareunderstood,anairplaneflappinglikeinsectsmaybeconstructed.Associate Professor PhD in Eng. -2014, Kyoto University. Specialty: Computational Fluid Dynamics, Lattice Boltzmann Method, Immersed Boundary MethodNumerical Simulation ofComplex Fluid Flows in Daily LifeThe map of ‘Flapping frequency’ vs. ‘Mass’. The simple wing-body model with mass of actual insects can go upward against gravity. Inourlaboratory,youcanacquirenotonlyspecializedknowledgeonfluiddynamics,butalsoabilitiesforlogicallythinking,explaining,andwritingaswellasprogrammingskill.Theseknowledge,abilities,andskillareusefulinawiderangeofengineeringfield.Freeflightsimulationofabutterfly-likeflappingwing-bodymodel.Suchasimplewing-bodymodelcanflyagainstgravity.KosukeSuzukiIn the FutureMechanical SystemsEngineeringAfter GraduationSensingtechniquesareessentialstoachievesimpleandhighlyefficientmechatronicssystems.InTakayama-Laboratory,non-destructiveornon-contactsensingtechniqueshavebeenstudiedbasedonpropagationorreflectionanalysisofwaves,suchassound,light,andradioorelectromagneticwaves.Inaddition,weaimtoimprovethesetechniquesanddevelopan“intelligentsensingsystem”thatadaptivelychangesitsmeasurementdimension,precisionorresolutioninresponsetosensingtargetsorpurposes.Whatkindofsocietycanyouimaginewiththeadvanceofsensingtechniques?It’sasocietywheresensingandcontroltechniquesarefusedwithfullyautomatedmechanicaldevices.Forexample,ifthesurroundingenvironmentisfullyrecognizedbytheadvancedsensingtechniques,thecarwilloperateautomatically.Inaddition,anumberoffuturetechnologies,suchasperfectautonomousrobotsthatcooperateswithhumans,willcometrue.AssociateProfessorHehasbeenafacultyatShinshuUniversitysince2012.Hiscurrentresearchinterestsaretheintelligentsensingsystemsandthehigh-accuracysensingtechniquesrelatingthem.Photograph of the electromagnetic wave radar systems and cross-sectional surface image of inner structure obtained by them.Realization of Intelligent Sensing Systemsthat can think about their Own PerformancePhotograph of localization experiment for the wireless sensor nodes. Good localization result is obtained from rough RF information.SensingtechniquesarethefundamentalelementstorealizevariousscientifictechnologiessuchaskinematiccontrolandexternalrecognitionofrobotsTherefore,ourstudentscanusetheirknowledgeandproblem-solvingabilitiesobtainedthroughacademicresearchesinvariousresearchfieldsbeyondmechanicalengineering.Jun-yaTakayamaIn the FutureMechanical SystemsEngineeringAfter Graduation
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