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Kazuyasu Sugiyama
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Journal Articles

Suppression of Cavitation Instabilities in an Inducer by the Circumferential Groove With Swirl Breakers

Hironori Horiguchi, Kota Tsubouchi, Masakazu Toyoshima, Kazuyasu Sugiyama
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. November 2022, 144(11): 111204.
Paper No: FE-22-1011
https://doi.org/10.1115/1.4054706
Published Online: June 28, 2022
View Article titled, Suppression of Cavitation Instabilities in an Inducer by the Circumferential Groove With Swirl Breakers
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Topics: Blades, Cavitation, Flow (Dynamics), Pressure, Vortices, Computer simulation, Fluctuations (Physics), Suction
Proceedings Papers

Numerical Study of Influence of Rotor Tip Gap Increase due to Age Deterioration in 3-Stage Gas Turbine

Koichi Yonezawa, Junichi Sakamoto, Kazuyasu Sugiyama, Shuichi Ohmori, Shuichi Umezawa
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A034, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16270
https://doi.org/10.1115/GT2020-16270
View Paper titled, Numerical Study of Influence of Rotor Tip Gap Increase due to Age Deterioration in 3-Stage Gas Turbine
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Topics: Gas turbines, Rotors, Blades, Clearances (Engineering), Computational fluid dynamics, Simulation, Boundary-value problems, Entropy, Flow (Dynamics), Heat
Proceedings Papers

Dynamic Characteristics of Blade Surface Cavitation on Various Types of Hydrofoils

Hironori Horiguchi, Masakazu Toyoshima, Takuya Matsuda, Kazuyasu Sugiyama
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A036, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5402
https://doi.org/10.1115/AJKFluids2019-5402
View Paper titled, Dynamic Characteristics of Blade Surface Cavitation on Various Types of Hydrofoils
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Topics: Blades, Cavitation, Hydrofoil
Proceedings Papers

The Effect of Suction Pressure and Flow Rate on the Dynamic Characteristics of a Cavitating Inducer

Yuta Morimoto, Takafumi Sugiura, Hironori Horiguchi, Kazuyasu Sugiyama
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A032, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5274
https://doi.org/10.1115/AJKFluids2019-5274
View Paper titled, The Effect of Suction Pressure and Flow Rate on the Dynamic Characteristics of a Cavitating Inducer
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Topics: Cavitation, Flow (Dynamics), Pressure, Suction, Delays, Cavities, Propellants, Propulsion systems, Rockets, Stability
Proceedings Papers

An Impact Assessment of Erosion of Nozzle Guide Vanes and Rotor Blades on Aerodynamic Performance of a Gas Turbine by CFD

Koichi Yonezawa, Masahiro Takayasu, Genki Nakai, Kazuyasu Sugiyama, Katsuhiko Sugita, Shuichi Umezawa, Shuichi Ohmori
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT40A013, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90636
https://doi.org/10.1115/GT2019-90636
View Paper titled, An Impact Assessment of Erosion of Nozzle Guide Vanes and Rotor Blades on Aerodynamic Performance of a Gas Turbine by CFD
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Topics: Blades, Computational fluid dynamics, Erosion, Gas turbines, Nozzle guide vanes, Rotors, Nozzles, Cycles, Flow (Dynamics), Heat
Journal Articles

Degradation of Aerodynamic Performance of an Intermediate-Pressure Steam Turbine Due to Erosion of Nozzle Guide Vanes and Rotor Blades

Koichi Yonezawa, Tomoki Kagayama, Masahiro Takayasu, Genki Nakai, Kazuyasu Sugiyama, Katsuhiko Sugita, Shuichi Umezawa
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2019, 141(1): 012602.
Paper No: GTP-17-1646
https://doi.org/10.1115/1.4040566
Published Online: September 14, 2018
View Article titled, Degradation of Aerodynamic Performance of an Intermediate-Pressure Steam Turbine Due to Erosion of Nozzle Guide Vanes and Rotor Blades
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Topics: Blades, Erosion, Nozzle guide vanes, Pressure, Rotors, Steam turbines, Flow (Dynamics), Turbines
Proceedings Papers

A Numerical Investigation of Aerodynamic Characteristics of a Deteriorated Gas Turbine

Koichi Yonezawa, Genki Nakai, Kazuyasu Sugiyama, Katsuhiko Sugita, Shuichi Umezawa
Proc. ASME. POWER2017-ICOPE-17, Volume 2: I&C, Digital Controls, and Influence of Human Factors; Plant Construction Issues and Supply Chain Management; Plant Operations, Maintenance, Aging Management, Reliability and Performance; Renewable Energy Systems: Solar, Wind, Hydro and Geothermal; Risk Management, Safety and Cyber Security; Steam Turbine-Generators, Electric Generators, Transformers, Switchgear, and Electric BOP and Auxiliaries; Student Competition; Thermal Hydraulics and Computational Fluid Dynamics, V002T08A017, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: POWER-ICOPE2017-3444
https://doi.org/10.1115/POWER-ICOPE2017-3444
View Paper titled, A Numerical Investigation of Aerodynamic Characteristics of a Deteriorated Gas Turbine
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Topics: Gas turbines, Blades, Rotors, Nozzle guide vanes, Aerodynamics, Computation, Erosion, Flow (Dynamics), Maintenance, Particulate matter
Proceedings Papers

A Full Eulerian Finite Difference Method for Hyperelasic Particles in Fluid Flows

Kazuyasu Sugiyama, Satoshi Ii, Shintaro Takeuchi, Shu Takagi, Yoichiro Matsumoto
Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 1, Symposia – Parts A, B, C, and D, 1561-1567, July 24–29, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJK2011-04001
https://doi.org/10.1115/AJK2011-04001
View Paper titled, A Full Eulerian Finite Difference Method for Hyperelasic Particles in Fluid Flows
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Topics: Finite difference methods, Fluid dynamics, Particulate matter, Deformation, Flow (Dynamics), Geometry, Constitutive equations, Engineering simulation, Finite element methods, Fluids
Journal Articles

A Review of Full Eulerian Methods for Fluid Structure Interaction Problems

Shu Takagi, Kazuyasu Sugiyama, Satoshi Ii, Yoichiro Matsumoto
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Special Section: Computational Fluid Mechanics And Fluid–Structure Interaction
J. Appl. Mech. January 2012, 79(1): 010911.
https://doi.org/10.1115/1.4005184
Published Online: December 13, 2011
View Article titled, A Review of Full Eulerian Methods for Fluid Structure Interaction Problems
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Topics: Deformation, Flow (Dynamics), Fluids, Membranes, Stress, Fluid structure interaction, Shear flow, Constitutive equations, Tensors
Journal Articles

The Deformation Behavior of Multiple Red Blood Cells in a Capillary Vessel

Xiaobo Gong, Kazuyasu Sugiyama, Shu Takagi, Yoichiro Matsumoto
Journal: Journal of Biomechanical Engineering
Publisher: ASME
Article Type: Technical Briefs
J Biomech Eng. July 2009, 131(7): 074504.
https://doi.org/10.1115/1.3127255
Published Online: June 4, 2009
View Article titled, The Deformation Behavior of Multiple Red Blood Cells in a Capillary Vessel
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Topics: Deformation, Erythrocytes, Vessels, Flow (Dynamics), Viscosity, Membranes, Blood flow
Proceedings Papers

Microbubble Transport in Turbulent Channel Flow

Marion W. Vance, Kazuyasu Sugiyama, Shu Takagi, Kyle D. Squires
Proc. ASME. FEDSM2003, Volume 1: Fora, Parts A, B, C, and D, 623-630, July 6–10, 2003
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2003-45642
https://doi.org/10.1115/FEDSM2003-45642
View Paper titled, Microbubble Transport in Turbulent Channel Flow
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Topics: Channel flow, Turbulence, Flow (Dynamics), Bubbles, Polishing equipment, Computer simulation, Density, Drag (Fluid dynamics), Equations of motion, Large eddy simulation
Proceedings Papers

Measurement of Turbulence Modification by Microbubbles Causing Frictional Drag Reduction

Atsuhide Kitagawa, Kazuyasu Sugiyama, Masa-aki Ashihara, Koichi Hishida, Yoshiaki Kodama
Proc. ASME. FEDSM2003, Volume 1: Fora, Parts A, B, C, and D, 675-681, July 6–10, 2003
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2003-45648
https://doi.org/10.1115/FEDSM2003-45648
View Paper titled, Measurement of Turbulence Modification by Microbubbles Causing Frictional Drag Reduction
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Topics: Drag reduction, Microbubbles, Turbulence, Particulate matter, Flow (Dynamics), Fluorescence, Lasers, Shades and shadows, Stress