with Prof. Boltzmann
with Prof. L. E. Boltzmann in Wien, 2011.

TSUBOI Kazuhiro, Dr. Eng.

Professor

Department of Intelligent Systems Engineering,
IBARAKI University,
4-12-1 Naka-narusawa, Hitachi,
316-8511, JAPAN

Phone & FAX: +81-294-38-5207
ktsuboi#mx*ibaraki*ac*jp (Replace '#' and '*' by '@' and '.', and send me e-mail. )

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Speciality

Fluid dynamics, applied mathematics and also several fields relating to them.
Keywords of research: Fluid dynamics, Applied mathematics, Modeling and Simulation, Computational science and engineering, Sports engineering

Recent research themes are

Mathematical investigation on two-fluid equations and its application to icing simulation

Mathematical investigation on projection problems in sport

Development of computational algorithm for the incompressible Navier-Stokes equation with optimization approach

Application of the object-oriented methodology to simulation


Lectures

For graduate students

For undergraduate students



Biographical Brief

He was received his M.Eng. and D.Eng. degrees in aeronautical engineering from the School of Engineering of the University of Tokyo in 1985 and 1993. After working as a researcher at the Institute of Computational Fluid Dynamics and at the Institute of Mathematical Science in Kao Corporation, he joined the faculty of Ibaraki University in 1996. He was also a contract researcher of the Institute of Space and Astronautical Science from 1986 till 1988, and a joint research fellow of the National Institute of Polar Research (Inter-university Research Institute Corporation Research Organization of Information and Systems) from 1996 till 2009.

Professional Affiliations

AmericanInstitute of Aeronautics and Astronautics (senior member).
The Physical Society of Japan.
Japan Society of Fluid Mechanics.
The Japan Society for Industrial and Applied Mathematics.
The Japan Society of Mechanical Engineers.

Recent works

YASUDA, K., TSUBOI, K., TANAKA, K. and MIYAZAKI, T. : Estimation of aerodynamic coefficients for a ball by using characteristics of trajectory, Transactions of the JSME (in Japanese), Vol. 80, No. 814, p. BMS0176 (2014)

Tsuboi, K. and Kimura, S. : Application of Eulerian Approach to Simulate Hard Rime Accretion, J. Adhes. Sci. Technol., Vol. 26, pp. 505–521 (2012) : The author has e-prints of this paper. Contact him directly when you need it.

Tsuboi, K. : A mathematical solution of the optimum takeoff angle in long jump , Procedia Engineering, Vol. 2, Issue 2, pp. 3205-3210 (2010)

Tsuboi, K. and Sasajima, K. : Application of Optimization Technique to Solution of Incompressible Navier-Stokes Equation, Proceedings of 5th AIAA Theoretical Fluid Mechanics Conference, AIAA paper 2008-4101, pp. 1-15 (2008)

Selected papers

Yabushita, K., Yamashita, M. and Tsuboi, K. : An analytic solution of projectile motion with the quadratic resistance law using the homotopy analysis method, J. Phys. A: Math. Theor., Vol. 40, pp. 8403–8416 (2007)

Tsuboi K.: Condition Number of Tridiagonal Matrix in Stretching Coordinates System, Transactions of Japan Society for Industrial and Applied Mathematics, Vol. 10, No. 2, pp.133-144 (2000.6) in Japanese.

Tsuboi K.: On the Optimum angle of Takeoff in Long jump, Transactions of Japan Society for Industrial and Applied Mathematics, Vol. 6, No. 4, pp.393-403 (1996.12) in Japanese.

Tribelsky, M. I. and Tsuboi, K.: New scenario for Transition to Turbulence?, Phys. Rev. Lett., Vol. 76, No. 10, pp.1631-1634 (1996. 3)

K. Tsuboi, K. Miyakoshi and K. Kuwahara: "An approach to incompressible flow problems with a massively parallel computer", Proceedings of Parallel Computational Fluid Dynamics '91, North-Holland, pp. 343-353 (1992).

K. Tsuboi, K. Miyakoshi and K. Kuwahara: "Incompressible Flow Simulation of Complicated Boundary Problems with Rectangular Grid System", Theoretical and Applied Mech., Vol. 40, pp.297-309 (1991).

K. Tsuboi, K. Miyakoshi and K. Kuwahara: "Incompressible flow simulations with solid models in rectangular grid system", Proceedings of Numerical Grid Generation in Computational Fluid Dynamics and Related Fields, pp. 379-390 (1991).

K. Tsuboi, T. Tamura and K. Kuwahara: "Numerical Study for Vortex Induced Vibration of a Circular Cylinder in High-Reynolds-Number Flow", AIAA paper 89-0294 (1989).

K. Tsuboi and Y. Oshima: "Merging of Two Dimensional Vortices by the Discrete Vortex Method", J. Phys. Soc. of Japan, Vol. 54, No. 6, pp. 2137-2145 (1985) : if you are interested in this topic, click here!