■工学部_研究紹介_2017_英語版ファイル161220
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FukadaLabIn the FutureMechanical Systems EngineeringAfter GraduationEvolutionalperformanceofcurrentdigitalequipmentsinourlives,suchasDVDplayers,digitalcamerasandmobilephones,issupportedbytheprogressinaccuracyandresolutionofultraprecisionfabricationtechnology.Thoseultraprecisiontechnologiesessentiallyneedmotiondevicesthatareabletomoveobjectswithnanometricoratomic-levelresolutionandaccuracy.Fukadalaboratoryconductsresearchesinthefieldofultraprecisionmechanicalsystems,andourcurrentinterestsareprecisionmechanicalelementsandthemeasurementandcontrolofultraprecisionmechanisms.TheaccuracyofmachiningorfabricatingprocessesformechanicalelementsorelectronicdevicesimpliestheleveloftechnologicaldevelopmentinanationTheimprovementofmachiningaccuracyleadstotheimprovedperformanceofeverymachineandequipment.Theprogressofultraprecisionpositioningtechnologyenablesartificialfabricationofultra-finestructureswithatomicspacing,whichopensdoorstodevelopnovelmedicaldevicesandecologicaltechnologies.Prof. Shigeo FukadaHis major fields are precision engineering and ultraprecisionmechatronics. He is very attached to design of mechanisms as an engineer. Precision machining is also his hobby.Ultraprecisionpositioning mechanism realizing nanometricresolution. It performs motion with three degrees of freedom in X-Y plane.Mechanical Motion with Atomic-level Resolution and Accuracytoward the realization of ultraprecisionmechanismUltraprecisionpositioning stage driven by a ball screw firstly realizing positioning resolution at angstrom level as atomic spacing.StudentsinFukadalaboratorydesignandmanufactureultraprecisionexperimentalapparatusesandprogramsoftwaretocontrolthembythemselves.Ourgraduatesareworkingasengineersinvariousindustries.Automaticcontrolisusedinmanysystemsinoursocietysuchasautomobiles,precisionmechanicalsystems,andhighspeedelevators,etc.Tocontributiontothesociety,Chidalaboratoryinvestigatesnovelandeffectivetechnologiesoftheautomaticcontrol.Weareespeciallyinterestedincontroltheory,modeling,stateestimation,systemidentification,faultdetectionandisolation,andoptimization.Thedevelopedmethodsareappliedtoagriculturalrobots,pneumaticisolationtables,andharddiskdrivesystems,etc.Automaticcontroltechnologyisusedwidelyinourindustrialworldandisoneofthebasictechnologiesinthesystemsciencewhichiseffectiveforsystemintegrationapplications.Andthecontrolmethodcanbeappliedtomanyareasfromprecisionmachinestoagriculturalrobotsorenergymanagementsystems.Thephilosophyofdesigningcontrolsystemcanalsobeappliedtosolvevariousdesignproblemsindifferentfields.Yuichi ChidaProfessorHe is interested in control theory and applications, system modeling and identification, state estimation and prediction, agricultural system, energy management system, etc.Automatic spinach harvester cuts the root of spinach by cutting blade in the underground and transfers the spinach to the upper section.Automatic Control: realization of desired motion of systemsResearch results are presented in international conferences and journals. One of the results was commended by the Fluid Power Technology Promotion Foundation.Manystudentsgotograduateschools.InChidalaboratory,studentsareactiveandareexpectedtoworkontheirresearchprojectsindependently.Theexperiencesinthelaboratorywillhelpthemintheirfuturecareers.A novel active control method was proposed by Dr.Koikewho was a Ph.D. course student. The method was presented in an international conference at Santa Clara University in USA.Experimental systems of pneumatic isolation table and students.Students of R&D team of automatic spinach harvesterAutomatic spinach harvesterSpinach is automatically harvested.ChidaLabIn the FutureMechanical Systems EngineeringAfter Graduation49

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