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Masashi Obuchi
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Journal Articles

Machine-Learning-Based Reconstruction of Turbulent Vortices From Sparse Pressure Sensors in a Pump Sump

Kai Fukami, Byungjin An, Motohiko Nohmi, Masashi Obuchi, Kunihiko Taira
Journal: Journal of Fluids Engineering
Article Type: Research-Article
J. Fluids Eng. December 2022, 144(12): 121501.
Paper No: FE-22-1251
DOI: https://doi.org/10.1115/1.4055178
Published Online: August 23, 2022
View Article titled, Machine-Learning-Based Reconstruction of Turbulent Vortices From Sparse Pressure Sensors in a Pump Sump
Click here to open pdf in another window PDF for Machine-Learning-Based Reconstruction of Turbulent Vortices From Sparse Pressure Sensors in a Pump Sump
Topics: Artificial neural networks, Flow (Dynamics), Machine learning, Machinery, Multilayer perceptron, Pressure sensors, Pumps, Sensors, Turbulence, Vortices
Journal Articles

Active Flow Control of a Pump-Induced Wall-Normal Vortex With Steady Blowing

Qiong Liu, Byungjin An, Motohiko Nohmi, Masashi Obuchi, Kunihiko Taira
Journal: Journal of Fluids Engineering
Article Type: Research-Article
J. Fluids Eng. August 2020, 142(8): 081202.
Paper No: FE-19-1906
DOI: https://doi.org/10.1115/1.4046692
Published Online: April 1, 2020
View Article titled, Active Flow Control of a Pump-Induced Wall-Normal Vortex With Steady Blowing
Click here to open pdf in another window PDF for Active Flow Control of a Pump-Induced Wall-Normal Vortex With Steady Blowing
Topics: Flow (Dynamics), Flow control, Pressure, Pumps, Vortices, Vortex flow
Proceedings Papers

Global Stability Analysis on the Spiral-Vortex Mode in the Confined Cavity Flow Between Rotating and Stationary Disks

Kie Okabayashi, Yuki Kodera, Shintaro Takeuchi, Takeo Kajishima, Byungjin An, Motohiko Nohmi, Masashi Obuchi
Proc. ASME. AJKFluids2019, Volume 1: Fluid Mechanics, V001T01A066, July 28–August 1, 2019
Paper No: AJKFluids2019-4785
DOI: https://doi.org/10.1115/AJKFluids2019-4785
View Paper titled, Global Stability Analysis on the Spiral-Vortex Mode in the Confined Cavity Flow Between Rotating and Stationary Disks
Click here to open pdf in another window PDF for Global Stability Analysis on the Spiral-Vortex Mode in the Confined Cavity Flow Between Rotating and Stationary Disks
Topics: Cavity flows, Disks, Stability, Vortices, Eigenvalues, Flow (Dynamics), Reynolds number, Rotors, Stators, Viscous flow