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Yoshihiro Hayashi
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Proceedings Papers

Effects of the Blade Tip Loading Distribution on Transonic Centrifugal Impeller Stability

Bijie Yang, Teng Cao, Yoshihiro Hayashi, Tadashi Kanzaka, Isao Tomita
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT35A017, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127434
https://doi.org/10.1115/GT2024-127434
View Paper titled, Effects of the Blade Tip Loading Distribution on Transonic Centrifugal Impeller Stability
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Topics: Blades, Impellers, Stability, Flow (Dynamics), Design, Compressors, Leakage, Pressure, Annulus, Engineering simulation
Journal Articles

Pressure Characteristic Rollover of a Transonic Centrifugal Impeller

Teng Cao, Yoshihiro Hayashi, Isao Tomita
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121011.
Paper No: TURBO-23-1175
https://doi.org/10.1115/1.4063517
Published Online: October 19, 2023
View Article titled, Pressure Characteristic Rollover of a Transonic Centrifugal Impeller
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Topics: Compressors, Flow (Dynamics), Impellers, Pressure, Blades, Compressibility
Proceedings Papers

Pressure Characteristic Rollover of a Transonic Centrifugal Impeller

Teng Cao, Yoshihiro Hayashi, Isao Tomita
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A005, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101815
https://doi.org/10.1115/GT2023-101815
View Paper titled, Pressure Characteristic Rollover of a Transonic Centrifugal Impeller
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Topics: Compressibility, Impellers, Pressure, Stability
Proceedings Papers

Hysteresis Effect of Volute on Compressor Performance Under Pulsating Flow Condition

Yoshihiro Hayashi, Aakeen Parikh, Maria Esperanza Barrera-Medrano, Ricardo Martinez-Botas
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102332
https://doi.org/10.1115/GT2023-102332
View Paper titled, Hysteresis Effect of Volute on Compressor Performance Under Pulsating Flow Condition
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Topics: Compressors, Pulsatile flow
Journal Articles

An Investigation of Non-Linear Surge Characteristic in a High-Speed Centrifugal Compressor

Yoshihiro Hayashi, Teng Cao
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051010.
Paper No: TURBO-22-1284
https://doi.org/10.1115/1.4056089
Published Online: November 25, 2022
View Article titled, An Investigation of Non-Linear Surge Characteristic in a High-Speed Centrifugal Compressor
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Topics: Compressors, Diffusers, Flow (Dynamics), Impellers, Pressure, Surges, Stability
Proceedings Papers

Computational Flow Field Assessment of the Inlet Region of Centrifugal Compressor Under Unsteady Flow Conditions Near Surge

Aakeen Parikh, Pablo Ale-Martos, Maria Esperanza Barrera-Medrano, Yoshihiro Hayashi, Ricardo Martinez-Botas
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A005, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81968
https://doi.org/10.1115/GT2022-81968
View Paper titled, Computational Flow Field Assessment of the Inlet Region of Centrifugal Compressor Under Unsteady Flow Conditions Near Surge
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Topics: Compressors, Flow (Dynamics), Surges, Unsteady flow, Pulsatile flow, Stability, Boundary-value problems, Cycles, Dynamic response, Engines
Proceedings Papers

An Investigation of Non-Linear Surge Characteristic in a High-Speed Centrifugal Compressor

Yoshihiro Hayashi, Teng Cao
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A010, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81270
https://doi.org/10.1115/GT2022-81270
View Paper titled, An Investigation of Non-Linear Surge Characteristic in a High-Speed Centrifugal Compressor
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Topics: Compressors, Surges
Proceedings Papers

Simultaneous Optimization of Impeller Blade Loading Distribution and Meridional Geometry for Aerodynamic Design of Centrifugal Compressor

Kaito Manabe, Sasuga Ito, Masato Furukawa, Kazutoyo Yamada, Nobuhito Oka, Isao Tomita, Yoshihiro Hayashi
Proc. ASME. AJKFluids2019, Volume 3A: Fluid Applications and Systems, V03AT03A026, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5358
https://doi.org/10.1115/AJKFluids2019-5358
View Paper titled, Simultaneous Optimization of Impeller Blade Loading Distribution and Meridional Geometry for Aerodynamic Design of Centrifugal Compressor
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Topics: Blades, Compressors, Design, Genetic algorithms, Geometry, Impellers, Optimization
Proceedings Papers

The Role of Meridional Geometry in Aerodynamic Design of Centrifugal Compressor

Sasuga Ito, Kazutoyo Yamada, Masato Furukawa, Kaito Manabe, Nobuhito Oka, Isao Tomita, Yoshihiro Hayashi
Proc. ASME. FEDSM2018, Volume 3: Fluid Machinery; Erosion, Slurry, Sedimentation; Experimental, Multiscale, and Numerical Methods for Multiphase Flows; Gas-Liquid, Gas-Solid, and Liquid-Solid Flows; Performance of Multiphase Flow Systems; Micro/Nano-Fluidics, V003T12A022, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2018-83398
https://doi.org/10.1115/FEDSM2018-83398
View Paper titled, The Role of Meridional Geometry in Aerodynamic Design of Centrifugal Compressor
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Topics: Compressors, Design, Geometry, Viscous flow, Turbochargers, Boundary layers, Design methodology, Engines, Reynolds-averaged Navier–Stokes equations, Vehicles
Proceedings Papers

Optimum Aerodynamic Design of Centrifugal Compressor Impeller Using an Inverse Method Based on Meridional Viscous Flow Analysis

Nobuhito Oka, Masato Furukawa, Kazutoyo Yamada, Sasuga Itou, Seiichi Ibaraki, Kenichiro Iwakiri, Yoshihiro Hayashi
Proc. ASME. GT2017, Volume 2C: Turbomachinery, V02CT44A013, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63539
https://doi.org/10.1115/GT2017-63539
View Paper titled, Optimum Aerodynamic Design of Centrifugal Compressor Impeller Using an Inverse Method Based on Meridional Viscous Flow Analysis
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Topics: Compressor impellers, Design, Viscous flow, Blades, Design methodology, Flow (Dynamics), Optimization, Experimental analysis, Flow separation, Genetic algorithms
Proceedings Papers

Formation of Lubricant “Sierra” at Boundary Between PFPE Solution Dipped and Un-Dipped Zones Over DLC Coated Magnetic Disks

Yasunaga Mitsuya, Keiko Goto, Yoshihiro Hayashi
Proc. ASME. TRIB2002, Magnetic Storage Symposium: Frontiers of Magnetic Hard Disk Drive Tribology and Technology, 27-32, October 27–30, 2002
Publisher: American Society of Mechanical Engineers
Paper No: 2002-TRIB-0252
https://doi.org/10.1115/2002-TRIB-0252
View Paper titled, Formation of Lubricant “Sierra” at Boundary Between PFPE Solution Dipped and Un-Dipped Zones Over DLC Coated Magnetic Disks
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Topics: Disks, Lubricants, Film thickness, Chain, Coating processes, Coatings