Hiromichi Kobayashi

2021

Theoretical analysis of annular laminar flows with MHD interaction driven by rotating co-axial cylinder

Sasaki, R., Fujino, T., Takana, H. & Kobayashi, H., 2021 3月 1, In: IEEJ Transactions on Power and Energy. 141, 3, p. 280-286 7 p.

研究成果: Article › 査読

1 被引用数 (Scopus)

Theoretical analysis of annular laminar flows with MHD interaction driven by rotating co-axial cylinder

Sasaki, R., Fujino, T., Takana, H. & Kobayashi, H., 2021 6月, In: Electronics and Communications in Japan. 104, 2, 12311.

研究成果: Article › 査読

Theoretical analysis on power generation characteristics for co-axial MHD energy conversion device

Sasaki, R., Fujino, T., Takana, H. & Kobayashi, H., 2021, In: IEEJ Transactions on Power and Energy. 141, 10, p. 642-648 7 p.

研究成果: Article › 査読

Tree cutting approach for domain partitioning on forest-of-octrees-based block-structured static adaptive mesh refinement with lattice Boltzmann method

Hasegawa, Y., Aoki, T., Kobayashi, H., Idomura, Y. & Onodera, N., 2021 12月, In: Parallel Computing. 108, 102851.

研究成果: Article › 査読

Open Access

2020

Fully Coupled Two-Fluid Dynamics in Superfluid He 4: Anomalous Anisotropic Velocity Fluctuations in Counterflow

Yui, S., Kobayashi, H., Tsubota, M. & Guo, W., 2020 4月 17, In: Physical review letters. 124, 15, 155301.

研究成果: Article › 査読

Open Access

14 被引用数 (Scopus)

Regularized, parameter free scale similarity type models for Large Eddy Simulation

Klein, M., Ketterl, S., Engelmann, L., Kempf, A. & Kobayashi, H., 2020 2月, In: International Journal of Heat and Fluid Flow. 81, 108496.

研究成果: Article › 査読

10 被引用数 (Scopus)

Role of various scale-similarity models in stabilized mixed subgrid-scale model

Inagaki, K. & Kobayashi, H., 2020 7月 1, In: Physics of Fluids. 32, 7, 075108.

研究成果: Article › 査読

5 被引用数 (Scopus)

2019

Numerical Study on Entrance Length in Thermal Counterflow of Superfluid ⁴ He

Kobayashi, H., Yui, S. & Tsubota, M., 2019 7月 15, In: Journal of Low Temperature Physics. 196, 1-2, p. 35-41 7 p.

研究成果: Article › 査読

2 被引用数 (Scopus)

2018

Improvement of the SGS model by using a scale-similarity model based on the analysis of SGS force and SGS energy transfer

Kobayashi, H., 2018 8月, In: International Journal of Heat and Fluid Flow. 72, p. 329-336 8 p.

研究成果: Article › 査読

10 被引用数 (Scopus)

Three-Dimensional Coupled Dynamics of the Two-Fluid Model in Superfluid He 4: Deformed Velocity Profile of Normal Fluid in Thermal Counterflow

Yui, S., Tsubota, M. & Kobayashi, H., 2018 4月 9, In: Physical review letters. 120, 15, 155301.

研究成果: Article › 査読

16 被引用数 (Scopus)

2016

Turbulent and electrical phenomena in a liquid metal MHD energy conversion device under various load conditions

Kobayashi, H. & Okuno, Y., 2016, In: IEEJ Transactions on Power and Energy. 136, 10, p. 773-778 6 p.

研究成果: Article › 査読

2015

Analyses on response of a liquid metal MHD power generation system to various external inputs

Hu, L., Kobayashi, H. & Okuno, Y., 2015 5月 1, In: IEEJ Transactions on Electrical and Electronic Engineering. 10, 3, p. 268-273 6 p.

研究成果: Article › 査読

5 被引用数 (Scopus)

Cyclone-anticyclone asymmetry in gravity wave radiation from a co-rotating vortex pair in rotating shallow water

Sugimoto, N., Ishioka, K., Kobayashi, H. & Shimomura, Y., 2015 6月 1, In: Journal of Fluid Mechanics. 772, p. 80-106 27 p.

研究成果: Article › 査読

9 被引用数 (Scopus)

2014

Direct numerical simulation and large eddy simulation on a turbulent wall-bounded flow using lattice Boltzmann method and multiple GPUs

Wang, X., Shangguan, Y., Onodera, N., Kobayashi, H. & Aoki, T., 2014, In: Mathematical Problems in Engineering. 2014, 742432.

研究成果: Article › 査読

29 被引用数 (Scopus)

Influence of working fluid characteristics on the performance of a liquid metal magnetohydrodynamic generator

Hu, L., Kobayashi, H. & Okuno, Y., 2014 1月 1, In: IEEJ Transactions on Power and Energy. 134, 12, p. 973-979 7 p.

研究成果: Article › 査読

1 被引用数 (Scopus)

2013

A Reynolds-averaged turbulence modelling approach to the maintenance of the Venus superrotation

Yoshizawa, A., Kobayashi, H., Sugimoto, N., Yokoi, N. & SHIMOMURA, Y., 2013 12月, In: Geophysical and Astrophysical Fluid Dynamics. 107, 6, p. 614-639 26 p.

研究成果: Article › 査読

1 被引用数 (Scopus)

2012

Turbulent duct flows in a liquid metal magnetohydrodynamic power generator

Kobayashi, H., Shionoya, H. & Okuno, Y., 2012 12月 25, In: Journal of Fluid Mechanics. 713, p. 243-270 28 p.

研究成果: Article › 査読

12 被引用数 (Scopus)

2011

Large-eddy simulation of turbulent channel flows with conservative IDO scheme

Onodera, N., Aoki, T. & Kobayashi, H., 2011 6月 20, In: Journal of Computational Physics. 230, 14, p. 5787-5805 19 p.

研究成果: Article › 査読

9 被引用数 (Scopus)

Statistical properties of the local structure of homogeneous isotropic turbulence and turbulent channel flows

Kobayashi, H., Matsumoto, E., Fukushima, N., Tanahashi, M. & Miyauchi, T., 2011, In: Journal of Turbulence. 12, p. 1-16 16 p., N11.

研究成果: Article › 査読

3 被引用数 (Scopus)

2008

Application of a local SGS model based on coherent structures to complex geometries

Kobayashi, H., Ham, F. & Wu, X., 2008 6月, In: International Journal of Heat and Fluid Flow. 29, 3, p. 640-653 14 p.

研究成果: Article › 査読

74 被引用数 (Scopus)

Large eddy simulation of magnetohydrodynamic turbulent duct flows

Kobayashi, H., 2008 1月, In: Physics of Fluids. 20, 1, 015102.

研究成果: Article › 査読

65 被引用数 (Scopus)

2006

A new methodology for Reynolds-averaged modeling based on the amalgamation of heuristic-modeling and turbulence-theory methods

Yoshizawa, A., Nisizima, S., Shimomura, Y., Kobayashi, H., Matsuo, Y., Abe, H. & Fujiwara, H., 2006 3月, In: Physics of Fluids. 18, 3, 035109.

研究成果: Article › 査読

18 被引用数 (Scopus)

Can a spinning egg really jump?

Mitsui, T., Aihara, K., Terayama, C., Kobayashi, H. & Shimomura, Y., 2006 10月 8, In: Proceedings of the Royal Society A: Mathematical, Physical and Engineering Sciences. 462, 2074, p. 2896-2905 10 p.

研究成果: Article › 査読

7 被引用数 (Scopus)

Large eddy simulation of magnetohydrodynamic turbulent channel flows with local subgrid-scale model based on coherent structures

Kobayashi, H., 2006 4月, In: Physics of Fluids. 18, 4, 045107.

研究成果: Article › 査読

64 被引用数 (Scopus)

2005

r-z two-dimensional numerical simulations of a frozen inert gas plasma MHD generator

Kobayashi, H., Nagai, S. & Okuno, Y., 2005 2月, In: IEEE Transactions on Plasma Science. 33, 1 II, p. 197-204 8 p.

研究成果: Article › 査読

9 被引用数 (Scopus)

The subgrid-scale models based on coherent structures for rotating homogeneous turbulence and turbulent channel flow

Kobayashi, H., 2005 4月, In: Physics of Fluids. 17, 4, p. 045104-1-045104-12 045104.

研究成果: Article › 査読

160 被引用数 (Scopus)

2003

Inapplicability of the dynamic Clark model to the large eddy simulation of incompressible turbulent channel flows

Kobayashi, H. & Shimomura, Y., 2003 3月, In: Physics of Fluids. 15, 3, p. L29-L32

研究成果: Article › 査読

12 被引用数 (Scopus)

Study on Thermal Characteristics of a High Temperature Air Combustion Boiler (2nd Report, Numerical Study)

Kobayashi, H. & Yoshikawa, K., 2003 10月, In: Nippon Kikai Gakkai Ronbunshu, B Hen/Transactions of the Japan Society of Mechanical Engineers, Part B. 69, 686, p. 2330-2336 7 p.

研究成果: Article › 査読

Open Access

2002

High temperature air combustion boiler for low BTU gas

Kawai, K., Yoshikawa, K., Kobayashi, H., Tsai, J. S., Matsuo, M. & Katsushima, H., 2002 6月, In: Energy Conversion and Management. 43, 9-12, p. 1563-1570 8 p.

研究成果: Article › 査読

36 被引用数 (Scopus)

Numerical performance simulation of frozen helium plasma disk MHD generator

Kobayashi, H., Satou, Y. & Okuno, Y., 2002 8月 1, In: Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi). 140, 3, p. 26-33 8 p.

研究成果: Article › 査読

2 被引用数 (Scopus)

Numerical study on performance of disk MHD generator using frozen inert gas plasma

Kobayashi, H., Satou, Y. & Okuno, Y., 2002 12月, In: IEEE Transactions on Plasma Science. 30, 6, p. 2152-2159 8 p.

研究成果: Article › 査読

19 被引用数 (Scopus)

Performance of high temperature air combustion boiler with low NO _x emission

Kobayashi, H., Ito, Y., Tsuruta, N. & Yoshikawa, K., 2002 8月, In: JSME International Journal, Series B: Fluids and Thermal Engineering. 45, 3, p. 481-486 6 p.

研究成果: Article › 査読

9 被引用数 (Scopus)

2001

Study on thermal characteristics of a high temperature air combustion boiler (1st report, experimental demonstration)

Kobayashi, H. & Yosiiikawa, K., 2001 11月, In: Nihon Kikai Gakkai Ronbunshu, B Hen/Transactions of the Japan Society of Mechanical Engineers, Part B. 67, 663, p. 2877-2882 6 p.

研究成果: Article › 査読

Open Access

The performance of dynamic subgrid-scale models in the large eddy simulation of rotating homogeneous turbulence

Kobayashi, H. & Shimomura, Y., 2001 8月, In: Physics of Fluids. 13, 8, p. 2350-2360 11 p.

研究成果: Article › 査読

16 被引用数 (Scopus)

2000

Effects of fluid flow on the performance of a subsonic nonequilibrium disk MHD generator

Nabara, Y., Kobayashi, H., Okuno, Y. & Kabasima, S., 2000 11月 30, In: Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi). 133, 3, p. 18-25 8 p.

研究成果: Article › 査読

Feasibility study on frozen inert gas plasma MHD generator

Kobayashi, H. & Okuno, Y., 2000 8月, In: IEEE Transactions on Plasma Science. 28, 4, p. 1296-1302 7 p.

研究成果: Article › 査読

44 被引用数 (Scopus)

Gasification power generation systems for coal and wastes using high temperature air

Kobayashi, H., Yoshikawa, K. & Shioda, S., 2000 1月, In: Nihon Kikai Gakkai Ronbunshu, B Hen/Transactions of the Japan Society of Mechanical Engineers, Part B. 66, 641, p. 235 1 p.

研究成果: Article › 査読

Open Access

Performance of compact boiler using high temperature air

Kobayashi, H., Kawai, K. & Yoshikawa, K., 2000 1月 1, In: International Symposium on Combustion Abstracts of Accepted Papers. B, 1 p.

研究成果: Article › 査読

Voltage-current characteristics of subsonic disk CCMHD generator

Kobayashi, H., Kuwako, N., Okuno, Y. & Kabashima, S., 2000 3月, In: Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi). 130, 4, p. 58-65 8 p.

研究成果: Article › 査読

1999

Plasma behavior in a non-equilibrium disk MHD generator with a spatially non-uniform seed fraction

Murakami, T., Kobayashi, H., Okuno, Y. & Kabashima, S., 1999 3月, In: Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi). 126, 4, p. 48-54 7 p.

研究成果: Article › 査読

1 被引用数 (Scopus)

1998

Three-dimensional structures of MHD flow in a disk generator

Kobayashi, H., Okuno, Y. & Kabashima, S., 1998, In: IEEE Transactions on Plasma Science. 26, 5, p. 1526-1531 6 p.

研究成果: Article › 査読

16 被引用数 (Scopus)

1997

Three-dimensional simulation of nonequilibrium seeded plasma in closed cycle disk MHD generator

Kobayashi, H., Okuno, Y. & Kabashima, S., 1997, In: IEEE Transactions on Plasma Science. 25, 2, p. 380-385 6 p.

研究成果: Article › 査読

6 被引用数 (Scopus)

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小林宏充