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Proceedings Papers

Experiments on Czochralski Convection Model

Akifumi Nakano, Hide S. Koyama, Hyung Jin Sung
Proc. ASME. IMECE97, Ocean Engineering, 99-106, November 16–21, 1997
Paper No: IMECE1997-1249
DOI: https://doi.org/10.1115/IMECE1997-1249
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Topics: Convection, Oscillations, Flow (Dynamics), Rotation, Temperature, Crystals, Flow visualization, Liquid crystals, Mixed convection, Prandtl number
Proceedings Papers

Effects of Coriolis Force on Turbulence Structure in Rotating Channels With High and Low Aspect Ratios

Hide S. Koyama, Shoichiro Tatsuta, Ema Tamura, Hani H. Nigim
Proc. ASME. AJKFluids2019, Volume 1: Fluid Mechanics, V001T01A065, July 28–August 1, 2019
Paper No: AJKFluids2019-4778
DOI: https://doi.org/10.1115/AJKFluids2019-4778
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Topics: Coriolis force, Flow (Dynamics), Turbulence, Vortices
Proceedings Papers

Unsteady Vortex Breakdown Phenomena in an Enclosed Cylindrical Container With a Rotating Endwall Disk

Yuki Nakatsuka, Reima Iwatsu, Jae Min Hyun, Hide S. Koyama
Proc. ASME. AJKFluids2019, Volume 1: Fluid Mechanics, V001T01A085, July 28–August 1, 2019
Paper No: AJKFluids2019-4751
DOI: https://doi.org/10.1115/AJKFluids2019-4751
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Topics: Containers, Disks, Particulate matter, Unsteady flow, Vortices
Proceedings Papers

A Study of Active Control of Vortex Shedding and Wake From a Cylinder

Hani H. Nigim, Kohta Shiino, Hide S. Koyama, Hyung Jin Sung
Proc. ASME. FEDSM2002, Volume 1: Fora, Parts A and B, 1351-1356, July 14–18, 2002
Paper No: FEDSM2002-31043
DOI: https://doi.org/10.1115/FEDSM2002-31043
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Topics: Acoustics, Cylinders, Vortex shedding, Wakes
Proceedings Papers

Active Control of the Profile Drag of Two-Dimensional Cylinders

Hani H. Nigim, Hide S. Koyama, Kohta Shiino
Proc. ASME. IMECE2002, 5th International Symposium on Fluid Structure Interaction, Aeroelasticity, and Flow Induced Vibration and Noise, 509-517, November 17–22, 2002
Paper No: IMECE2002-33589
DOI: https://doi.org/10.1115/IMECE2002-33589
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Topics: Acoustics, Cylinders, Form drag, Wakes
Journal Articles

Vortex Breakdown in a Differentially Rotating Cylindrical Container

Teruaki Koide, Associate Professor, Hide S. Koyama, Professor
Journal: Journal of Fluids Engineering
Article Type: Technical Papers
J. Fluids Eng. March 2005, 127(2): 358–366.
DOI: https://doi.org/10.1115/1.1852482
Published Online: May 10, 2005
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Topics: Bubbles, Containers, Cylinders, Rotation, Vortices, Flow (Dynamics)
Journal Articles

Velocity Measurements of Vortex Breakdown in an Enclosed Cylinder

Kazuyuki Fujimura, Graduate Student, Hiroaki Yoshizawa, Graduate Student, Reima Iwatsu, Associate Professor, Hide S. Koyama, Professor, Jae Min Hyun, Professor
Journal: Journal of Fluids Engineering
Article Type: Technical Papers
J. Fluids Eng. September 2001, 123(3): 604–611.
DOI: https://doi.org/10.1115/1.1385834
Published Online: April 17, 2001
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Topics: Bubbles, Cylinders, Flow (Dynamics), Flow visualization, Velocity measurement, Vortices, Swirling flow, Rotating disks, Uncertainty
Journal Articles

Time-Dependent Vortex Breakdown in a Cylinder With a Rotating Lid

Kazuyuki Fujimura, Hide S. Koyama, Jae Min Hyun
Journal: Journal of Fluids Engineering
Article Type: Technical Briefs
J. Fluids Eng. June 1997, 119(2): 450–453.
DOI: https://doi.org/10.1115/1.2819154
Published Online: June 1, 1997
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Topics: Cylinders, Vortices