Naoto OHMURA
Naoto OHMURA
D. Eng.
Oct., 1962
Professor
Transport Science and Engineering Laboratory
Chemical Engineering

Academic Career 1987 Graduate School of Engineering (Master's Course), Kobe University
1985 Faculty of Engineering, Kobe University
Professional Career
Faculty of Engineering, Kobe University (Research Associate 1990, Associate Professor 1999, Professor 2004)
Graduate School of Engineering, Kobe University (Professor 2007, Vice-Dean 2015)
Kobe City College of Technology (Part-time Lecturer 2005)
Nippon Sheet Glass Co.,LTD (1987-1990)
Field of Instruction and Research
Transport Science
Hydrodynamics
Nonlinear Science
Research Activities
Instability and bifurcation problems of hydrodynamic phenomena
Intensification of mixing process
Development of a new type of chemical reactors
Main Publications
"Electrochemical Observation of Instabilities of the Belouzov-Zhabotinskii Reaction in CSTR," J. Appl. Electrochem., 24, 647-651 (1994)
"Emulsion Polymerization of Styrene in a Continuous Taylor Vortex Flow Reactor," Chem. Eng. Sci., 50, 1409 -1416(1995)
"Effect of Vortex Structure on Bifurcation Properties in a Taylor Vortex Flow System," J. Chem. Eng. Japan, 28, 758-764 (1995)
"Effective Mass Diffusion over Cell Boundaries in a Taylor-Couette Flow System," Chem. Eng. Sci., 52, 1757-1765 (1997)
"Instabilities of the Belousov-Zhabotinsky Reaction in a Taylor Vortex Flow Reactor with Constant Axial Flow," J. Chem. Eng. Japan, 30, 388-395 (1997)
"Vortex Generation and Properties of Transition to Turbulence in a Taylor-Couette Flow System with Small Aspect Ratio, Kagaku Kougaku Ronbunshu," 23, 741-748 (1997) in Japanese
"Intercellular Mass Transfer in Wavy/Turbulent Taylor Vortex Flow, Int. J. Heat and Fluid Flow," 19, 159-166 (1998)
"Controlling Particle Size by Self-Sustained Oscillations in Continuous Emulsion Polymerization of Vinyl Acetate," Chem. Eng. Sci., 53, 2129-2135 (1998)
"Emergency Estimation Model of Oil Spill Disaster in Tank Yards," Energy and Resources, 19, 272-278 (1998) in Japanese
"Effect of Reactor Volume on Concentration Oscillations of Belousov-Zhabotinsky Reaction in CSTR," Kagaku Kougaku Ronbunshu, 25, 559-563 (1999) in Japanese
"Numerical Study of Swirl Properties of Rotating Conical Channel with Axial Flow," J. Chem. Eng. Japan, 32, 732-741(1999)
"Mixing-Effective Motion of High Viscosity Fluid Around a Rotating Elliptic Cylinder," J. Chem. Eng. Japan, 33, 420-426(2000)
"Analysis of Orderliness in Higher Instabilities Toward the Occurrence of Chaos in a Taylor-Couette Flow System," In Laser Techniques Applied to Fluid Mechanics Selected Papers from the 9th International Symposium, eds. R.J. Adrian, D.F.G. Durao, F.Durst, M.V. Heitor, M. Maeda and J.H. Whitelaw,Springer-Verlag, 299-313 (2000)
"Information Complexity of Laminar Chaotic Mixing Field Produced by Two Parallel, Rotating Cylinders," Forma, 15, 273-280(2000)
"An Experimental Investigation of Flow Mode Selection in a Conical Taylor-Couette System, " Int. J. Flud Dynamics, 5, Article 1, 1-16 (2001)
"Observation of Isolated Mixing Regions in a Stirred Vessel", J. Chem. Eng. Japan, " 34, 574-578 (2001)
" Flow Mechanism of a Submerged Jet Impinging on a Free Interface, " J. Chem. Eng. Japan, 34,912-918 (2001)
" A New Estimation of Turbulent Flow Structures Effective for Impingement Heat Transfer Augmentation, " J. Chem. Eng. Japan 34, 1136-1140 (2001)
"Isolated Mixing Region in a Taylor-Vortex-Flow Reactor," Kagaku Kougaku Ronbunshu 27, 566-573 (2001) (in Japanese)
"Novel Operating Method for Controlling Latex Particle size Distribution in Emulsion Polymerization of Vinyl Acetate, "Ind. Eng. Chem. Res. , 40, 5177-5183 (2001)
"Numerical Computation of Apex Angle Effects on Taylor Vortices in Rotating Conical Cylinders System, "J. Chem. Eng. Japan, 35,22-31 (2002)
"Mechanism of Mode Selection for Taylor Vortex Flow between Coaxial Conical Rotating Cylinders, "J. Fluid Structure, 16,247-262 (2002)
"Instability and Bifurcation of Flow Patterns around a Rotating Disk Housed in a Narrow Cylindrical Enclosure," In Selected Papers of the Fifth Italian Conference on Chemical and Process Engineering, ed. S. Pierucci, Editoriale Elsevier, 175-181 (2002)
"Laser-Optical Observation of Chaotic Mixing Structure in a Stirred Vessel, "In Laser Techniques for Fluid Mechanics: Selected Papers from the 10th International Symposium Lisbon, Portugal, July10-13, 2000 , eds. R.J. Adrian, D.F.G. Durao, F.Durst, M.V. Heitor, M. Maeda, C. Tropea and J.H. Whitelaw,Springer-Verlag, 399-410 (2002)
" Effect of Inhomogeneous Mixing on Chemical Reaction in a Taylor Vortex Flow Reactor, " J. Chem. Eng. Japan, 35,692-695 (2002)
"Two-Dimensional Mixing Pattern Emerging from a Flow Field Produced by Rotating Cylinders, " Theoretical and Applied Mechanics Japan, 51,293-300 (2002)
" Dynamics of Emulsion Polymerization of Vinyl Acetate by Batch and Continuous Flow operations," Kagaku Kogaku Ronbunshu, 29,363-367 (2003) (in Japanese)
" Continuous Emulsion Polymerization of Vinyl Acetate with Periodic Alternation of Reaction Temperature," Kagaku Kogaku Ronbunshu, 29,378-381 (2003)(in Japanese)
" Dynamics of Surface Bump Generated by an Air-Water Free Surface Jet Impingement," J. Chem. Eng. Japan, 36, 147-154 (2003)
" Modeling Transient Heat Transfer from a Heat Source of Power Electronic Devices," In Selected Papers of the Sixth Italian Conference on Chemical and Process Engineering, ed. S. Pierucci,Reed Business Information, 6, 165-172 (2003)
" Transition of Organized Flow Structure in a Stirred Vessel at Low Reynolds Numbers," J. Chem. Eng. Japan, 36, 1458-1463 (2003)
" Mixing Characteristics of a "VIBRO MIXER" Vibration Mixer," Kagaku Kogaku Ronbunshu, 30,1-6 (2004)
" Time-Dependent Structures of a Two-Dimensional Turbulent Impinging Jet Accompanied by Longitudinal Vortex Pairs," J. Chem. Eng. Japan,37, 299-303 (2004)
" Effect of Emulsifier on Dynamic Behavior of Particle Size Distribution in Continuous Emulsion Polymerization of Vinyl Acetate," J. Chem. Eng. Japan,37, 461-464 (2004)
" Mixing Charactersitics in a Conical Taylor-Couette Flow System at Low Reynolds Numbers," J. Chem. Eng. Japan,37, 546-550 (2004)
" Time-Dependent Flow Properties in Doubly Periodic and Weakly Turbulent Wavy Vortex Flows in a Taylor-Couette Flow System," J. Chem. Eng. Japan,37, 572-576 (2004)
" Dynamics of the Helical Flow between Rotating Conical Cylinders," J. Fluid Structure,20, 331-344 (2005)
" A Numerical Study of Taylor Vortex Flow in a Finite Length Tapered Annulus," J. Physics: Conference Series,14, 20-29 (2005)
" Particle Classification in Taylor Vortex Flow with an Axial Flow," J. Physics: Conference Series,14, 64-71 (2005)
" Emulsion Polymerization of Vinyl Acetate in a System of Two CSTR in Series," J. Chem. Eng. Japan,37, 546-550 (2005)
"Stochastic Modeling of Dynamic Behavior of Particle Size Distribution in Continuous Emulsion Polymerization," J. Chem. Eng. Japan, 40, 951-956 (2007)
"Improving Heat Transfer with Taylor Vortices in Compact Modified Couette-Taylor Apparatus," J. Chem. Eng. Japan, 40, 228-234 (2007)
"Particle Migration in a Stirred Vessl at Low Reynolds Numbers," AIDC Conference Series: Selected Papers of the Eight Italian Conference on Chemical and Process Engineering, 8, 243-248 (2007)
"Gas-Liquid Two-Phase Flow in aTaylor Vortex Flow Reactor," AIDC Conference Series: Selected Papers of the Eight Italian Conference on Chemical and Process Engineering, 8, 335-340 (2007)
"Analysis of Quasi-Steady Acceleration in Circular Couette Flow," Communications in Nonlinear Science and Numerical Simulation, 13, 1796-1800 (2008)
"Characterization of Isolated Mixing Regions in a Stirred Vessel," Int. J. Chem. React. Eng., 6, Article A25, 1-10 (2008)
"Flow Characteristics Immiscible Liquid-Liquid Two Phase Flow in Micro Channel Systems," Theoretical and Applied Mechanics Japan, 57,271-278 (2008)
"Effect of Wall Alignment in a Very Short Rotating Annulus," Communications in Nonlinear Science and Numerical Simulation, 14, 613-621 (2009)
"Dispersion of Floating Particle in a Taylor Vortex Flow Reactor", J. Chem. Eng. Japan, 43, 319-325 (2010)
"Liquid-Liquid Two Phase Flow of Millichannel with a Dynamic Mixer", Chem. Eng. Proc., 50, 1-8 (2011)
"Process Intensification of Emulsion Polymerization Using a Compartment Reactor", Chem. Eng. Technol., 35, 1273-1280 (2012)
"Process Intensification of Continuous Starch Hydrolysis with a Couette-Taylor Flow Reactor", Chem. Eng. Res. Des., 91, 2259-2264 (2013)
"Solid-Liquid Separatioin by Particle-Flow-Instability", Energy Environ. Sci., 7, 3982-3988 (2014)
"Effect of Ultrasonic Pretreatment on Emulsion Polymerization of Styrene", Ultrason. Sonochem., 31, 337-341 (2016)
"Optimized Stirred Reactor for Enhanced Particle Dispersion", Chem. Eng. Technol., 39, 680-688 (2016)
"Prediction of Onset of Taylor-Couette Instability for Shear-Thinning Fluids", Rheol. Acta, 56, 73-84 (2017)
"Effect of Shear Rate Distribution on Particle Aggregation in a Stirred Vessel", Chem. Eng. Technol., 40, 493-497 (2017)
Activities for Academic Societies
Soc. Chem. Eng. Japan (1987-), Soc. Sci. Form (1990-), Heat Transfer Soc. Japan (1992-), Japan Soc. Simul. Tech. (1992-), Kinki Chemical Society, Japan (2001-), Japanese Soc. Multiphase Flow (2003-)
Award
Social Activities