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Makoto Hemmi
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Proceedings Papers

Morton Effect Calculation and Analysis of Shop Test Results for Single-Shaft Multistage Centrifugal Compressors

Naohiko Takahashi, Yohei Magara, Makoto Hemmi, Motoki Sato
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT26A006, June 13–17, 2022
Paper No: GT2022-80356
DOI: https://doi.org/10.1115/GT2022-80356
View Paper titled, Morton Effect Calculation and Analysis of Shop Test Results for Single-Shaft Multistage Centrifugal Compressors
Click here to open pdf in another window PDF for Morton Effect Calculation and Analysis of Shop Test Results for Single-Shaft Multistage Centrifugal Compressors
Topics: Bearings, Compressors
Journal Articles

A Flow Starvation Model for Tilting Pad Journal Bearings and Evaluation of Frequency Response Functions: A Contribution Toward Understanding the Onset of Low Frequency Shaft Motions

Luis San Andrés, Bonjin Koo, Makoto Hemmi
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. May 2018, 140(5): 052506.
Paper No: GTP-17-1382
DOI: https://doi.org/10.1115/1.4038043
Published Online: January 3, 2018
View Article titled, A Flow Starvation Model for Tilting Pad Journal Bearings and Evaluation of Frequency Response Functions: A Contribution Toward Understanding the Onset of Low Frequency Shaft Motions
Click here to open pdf in another window PDF for A Flow Starvation Model for Tilting Pad Journal Bearings and Evaluation of Frequency Response Functions: A Contribution Toward Understanding the Onset of Low Frequency Shaft Motions
Topics: Bearings, Flow (Dynamics), Stress, Frequency response, Rotors, Damping, Lubricants
Proceedings Papers

A Flow Starvation Model for Tilting Pad Journal Bearings and Evaluation of Frequency Response Functions: A Contribution Towards Understanding the Onset of Low Frequency Shaft Motions

Luis San Andrés, Bonjin Koo, Makoto Hemmi
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A030, June 26–30, 2017
Paper No: GT2017-64822
DOI: https://doi.org/10.1115/GT2017-64822
View Paper titled, A Flow Starvation Model for Tilting Pad Journal Bearings and Evaluation of Frequency Response Functions: A Contribution Towards Understanding the Onset of Low Frequency Shaft Motions
Click here to open pdf in another window PDF for A Flow Starvation Model for Tilting Pad Journal Bearings and Evaluation of Frequency Response Functions: A Contribution Towards Understanding the Onset of Low Frequency Shaft Motions
Topics: Flow (Dynamics), Frequency response, Journal bearings, Bearings, Lubricants, Rotors, Stress, Damping, Lubrication, Fluids
Proceedings Papers

Computation of Thermal Deformation of Thrust Bearing Pad Concerning the Convection by Non-Uniform Oil Flow

Makoto Hemmi, Koushu Hagiya, Katsuhisa Ichisawa, Sukeyuki Fujita
Proc. ASME. WTC2005, World Tribology Congress III, Volume 2, 61-62, September 12–16, 2005
Paper No: WTC2005-63327
DOI: https://doi.org/10.1115/WTC2005-63327
View Paper titled, Computation of Thermal Deformation of Thrust Bearing Pad Concerning the Convection by Non-Uniform Oil Flow
Click here to open pdf in another window PDF for Computation of Thermal Deformation of Thrust Bearing Pad Concerning the Convection by Non-Uniform Oil Flow
Topics: Computation, Convection, Flow (Dynamics), Thermal deformation, Thrust bearings, Computational fluid dynamics, Deformation, Machinery, Stress, Temperature distribution