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Toshiaki Ikohagi
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Journal Articles

Study of Quantitative Numerical Prediction of Cavitation Erosion in Cavitating Flow

Naoya Ochiai, Yuka Iga, Motohiko Nohmi, Toshiaki Ikohagi
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. January 2013, 135(1): 011302.
Paper No: FE-12-1139
https://doi.org/10.1115/1.4023072
Published Online: December 21, 2012
View Article titled, Study of Quantitative Numerical Prediction of Cavitation Erosion in Cavitating Flow
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Topics: Bubbles, Cavitation erosion, Collapse, Erosion, Flow (Dynamics), Pressure, Numerical analysis, Surfaces (Materials)
Proceedings Papers

On Boundary Conditions for Cavitation CFD and System Dynamics of Closed Loop Channel

Motohiko Nohmi, Toshiaki Ikohagi, Yuka Iga
Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 2, Fora, 183-190, July 24–29, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJK2011-33007
https://doi.org/10.1115/AJK2011-33007
View Paper titled, On Boundary Conditions for Cavitation CFD and System Dynamics of Closed Loop Channel
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Topics: Boundary-value problems, Cavitation, Computational fluid dynamics, System dynamics, Flow (Dynamics), Pressure, Closed loop systems, Computer software, Dynamics (Mechanics), Lumped parameter models
Journal Articles

Thermodynamic Effect on Subsynchronous Rotating Cavitation and Surge Mode Oscillation in a Space Inducer

Yoshiki Yoshida, Hideaki Nanri, Kengo Kikuta, Yusuke Kazami, Yuka Iga, Toshiaki Ikohagi
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research Papers
J. Fluids Eng. June 2011, 133(6): 061301.
https://doi.org/10.1115/1.4004022
Published Online: June 15, 2011
View Article titled, Thermodynamic Effect on Subsynchronous Rotating Cavitation and Surge Mode Oscillation in a Space Inducer
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Topics: Cavitation, Surges, Oscillations, Nitrogen
Proceedings Papers

A Detailed Observation of Hydrofoil Cavitation and a Proposal for Improving Cavitation Model

Motohiko Nohmi, Naoya Ochiai, Yuka Iga, Toshiaki Ikohagi
Proc. ASME. FEDSM2010, ASME 2010 3rd Joint US-European Fluids Engineering Summer Meeting: Volume 2, Fora, 19-27, August 1–5, 2010
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM-ICNMM2010-30435
https://doi.org/10.1115/FEDSM-ICNMM2010-30435
View Paper titled, A Detailed Observation of Hydrofoil Cavitation and a Proposal for Improving Cavitation Model
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Topics: Cavitation, Hydrofoil, Bubbles, Cavities, Blades, Boiling, Collapse, Computational fluid dynamics, Dynamics (Mechanics), Erosion
Proceedings Papers

Thermodynamic Effect on Sub-Synchronous Rotating Cavitation and Surge Mode Oscillation in a Space Inducer

Yoshiki Yoshida, Hideaki Nanri, Kengo Kikuta, Yusuke Kazami, Yuka Iga, Toshiaki Ikohagi
Proc. ASME. FEDSM2009, Volume 1: Symposia, Parts A, B and C, 121-129, August 2–6, 2009
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2009-78102
https://doi.org/10.1115/FEDSM2009-78102
View Paper titled, Thermodynamic Effect on Sub-Synchronous Rotating Cavitation and Surge Mode Oscillation in a Space Inducer
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Topics: Cavitation, Oscillations, Surges, Cavities, Nitrogen, Temperature, Acoustics, Blades, Fluctuations (Physics), Pipes
Journal Articles

Thermodynamic Effect on Rotating Cavitation in an Inducer

Yoshiki Yoshida, Yoshifumi Sasao, Mitsuo Watanabe, Tomoyuki Hashimoto, Yuka Iga, Toshiaki Ikohagi
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research Papers
J. Fluids Eng. September 2009, 131(9): 091302.
https://doi.org/10.1115/1.3192135
Published Online: August 18, 2009
View Article titled, Thermodynamic Effect on Rotating Cavitation in an Inducer
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Topics: Cavitation, Cavities, Temperature, Fluids
Proceedings Papers

Numerical Prediction Method of Cavitation Erosion

Motohiko Nohmi, Toshiaki Ikohagi, Yuka Iga
Proc. ASME. FEDSM2008, Volume 1: Symposia, Parts A and B, 1139-1145, August 10–14, 2008
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2008-55126
https://doi.org/10.1115/FEDSM2008-55126
View Paper titled, Numerical Prediction Method of Cavitation Erosion
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Topics: Bubbles, Cavitation, Cavitation erosion, Cavities, Collapse, Computation, Computational fluid dynamics, Dynamics (Mechanics), Erosion, Flow (Dynamics)
Proceedings Papers

Thermodynamic Effect on Rotating Cavitation in an Inducer

Yoshiki Yoshida, Yoshifumi Sasao, Mitsuo Watanabe, Tomoyuki Hashimoto, Yuka Iga, Toshiaki Ikohagi
Proc. ASME. FEDSM2007, Volume 2: Fora, Parts A and B, 423-429, July 30–August 2, 2007
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2007-37468
https://doi.org/10.1115/FEDSM2007-37468
View Paper titled, Thermodynamic Effect on Rotating Cavitation in an Inducer
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Topics: Cavitation, Cavities, Fluids, Temperature, Vibration, Delays, Nitrogen, Rotors, Stress
Proceedings Papers

Experimental and Numerical Study of Cavitation Breakdown in a Centrifugal Pump

Motohiko Nohmi, Akira Goto, Yuka Iga, Toshiaki Ikohagi
Proc. ASME. FEDSM2003, Volume 1: Fora, Parts A, B, C, and D, 1251-1258, July 6–10, 2003
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2003-45409
https://doi.org/10.1115/FEDSM2003-45409
View Paper titled, Experimental and Numerical Study of Cavitation Breakdown in a Centrifugal Pump
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Topics: Cavitation, Centrifugal pumps, Flow (Dynamics), Pressure, Bubbles, Computational fluid dynamics, Blades, Cavities, Impellers, Suction
Proceedings Papers

Numerical Study of Cavitation Instabilities Arising in Cascade With Slit

Yuka Iga, Makoto Hiranuma, Takashi Shimura, Toshiaki Ikohagi
Proc. ASME. FEDSM2005, Volume 1: Symposia, Parts A and B, 1265-1271, June 19–23, 2005
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2005-77299
https://doi.org/10.1115/FEDSM2005-77299
View Paper titled, Numerical Study of Cavitation Instabilities Arising in Cascade With Slit
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Topics: Cascades (Fluid dynamics), Cavitation, Blades, Fluids, Water
Journal Articles

Influence of Thermodynamic Effect on Synchronous Rotating Cavitation

Yoshiki Yoshida, Yoshifumi Sasao, Kouichi Okita, Satoshi Hasegawa, Mitsuru Shimagaki, Toshiaki Ikohagi
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Technical Papers
J. Fluids Eng. July 2007, 129(7): 871–876.
https://doi.org/10.1115/1.2745838
Published Online: January 10, 2007
View Article titled, Influence of Thermodynamic Effect on Synchronous Rotating Cavitation
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Topics: Cavitation, Cavities, Fluids, Temperature
Journal Articles

Numerical Analysis of Cavitation Instabilities Arising in the Three-Blade Cascade

Yuka Iga, Research Associate, Motohiko Nohml, Senior Researcher, Akira Goto, Director, Toshiaki Ikohagi, Professor
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Technical Papers
J. Fluids Eng. May 2004, 126(3): 419–429.
https://doi.org/10.1115/1.1760539
Published Online: July 12, 2004
View Article titled, Numerical Analysis of Cavitation Instabilities Arising in the Three-Blade Cascade
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Topics: Blades, Cascades (Fluid dynamics), Cavitation, Flow (Dynamics), Cavities, Numerical analysis
Journal Articles

Numerical Study of Sheet Cavitation Breakoff Phenomenon on a Cascade Hydrofoil

Yuka Iga, Assistant Researcher, Motohiko Nohmi, Senior Researcher, Akira Goto, Director, Byeong Rog Shin, Associate Professor, Toshiaki Ikohagi, Professor
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Technical Papers
J. Fluids Eng. July 2003, 125(4): 643–651.
https://doi.org/10.1115/1.1596239
Published Online: August 27, 2003
View Article titled, Numerical Study of Sheet Cavitation Breakoff Phenomenon on a Cascade Hydrofoil
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Topics: Cascades (Fluid dynamics), Cavitation, Cavities, Hydrofoil, Pressure, Cavity flows, Numerical analysis, Flow (Dynamics), Surface waves (Fluid)