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Chisachi Kato
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Journal Articles

Guideline for Large-Scale Analysis of Centrifugal Blower Using Wall-Resolved Large Eddy Simulation

Kazuhiro Tsukamoto, Chisachi Kato
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2025, 147(2): 021005.
Paper No: TURBO-24-1116
https://doi.org/10.1115/1.4066277
Published Online: October 7, 2024
View Article titled, Guideline for Large-Scale Analysis of Centrifugal Blower Using Wall-Resolved Large Eddy Simulation
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Topics: Diffusers, Flow (Dynamics), Impellers, Pressure, Resolution (Optics), Design, Blades, Large eddy simulation
Proceedings Papers

Guideline for Large-Scale Analysis of Centrifugal Blower Using Wall-Resolved Large Eddy Simulation

Kazuhiro Tsukamoto, Chisachi Kato
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A021, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128659
https://doi.org/10.1115/GT2024-128659
View Paper titled, Guideline for Large-Scale Analysis of Centrifugal Blower Using Wall-Resolved Large Eddy Simulation
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Topics: Large eddy simulation
Proceedings Papers

Fluctuation of Inducer Recirculation Stemming From Diffuser Stall in Centrifugal Turbomachinery Near Surge Condition

Kazuhiro Tsukamoto, Chisachi Kato
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A034, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15761
https://doi.org/10.1115/GT2020-15761
View Paper titled, Fluctuation of Inducer Recirculation Stemming From Diffuser Stall in Centrifugal Turbomachinery Near Surge Condition
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Topics: Diffusers, Surges, Turbomachinery, Flow (Dynamics), Impellers, Pressure, Pipes, Rotation, Suction, Computer simulation
Journal Articles

Suction Vortices in a Pump Sump—Their Origin, Formation, and Dynamics

Yoshinobu Yamade, Chisachi Kato, Takahide Nagahara, Jun Matsui
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. March 2020, 142(3): 031110.
Paper No: FE-19-1687
https://doi.org/10.1115/1.4045953
Published Online: February 3, 2020
View Article titled, Suction Vortices in a Pump Sump—Their Origin, Formation, and Dynamics
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Topics: Pumps, Vortices, Suction
Proceedings Papers

Consideration of CFD Analysis Accuracy of Box Fan

Shigeyuki Tomimatsu, Chisachi Kato
Proc. ASME. AJKFluids2019, Volume 1: Fluid Mechanics, V001T01A031, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-4795
https://doi.org/10.1115/AJKFluids2019-4795
View Paper titled, Consideration of CFD Analysis Accuracy of Box Fan
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Topics: Computational fluid dynamics
Proceedings Papers

Flow Field and Performance Analysis of a Centrifugal Pump During Unstable Operating Conditions

Romain Prunières, Chisachi Kato
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A015, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-4886
https://doi.org/10.1115/AJKFluids2019-4886
View Paper titled, Flow Field and Performance Analysis of a Centrifugal Pump During Unstable Operating Conditions
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Topics: Centrifugal pumps, Flow (Dynamics), Fluids, Large eddy simulation, Pumps, Impellers, Diffusers, Computational fluid dynamics, Pressure, Flow instability
Proceedings Papers

Large Eddy Simulation of a Submerged Vortex in a Simplified Computational Model

Yoshinobu Yamade, Chisachi Kato, Takahide Nagahara, Jun Matsui
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A030, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5205
https://doi.org/10.1115/AJKFluids2019-5205
View Paper titled, Large Eddy Simulation of a Submerged Vortex in a Simplified Computational Model
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Topics: Large eddy simulation, Pumps, Vortices
Proceedings Papers

Prediction of Aerodynamic Noise for Centrifugal Fan of Air-Conditioner by Tetra-Prism Grids

Taku Iwase, Daiwa Sato, Hideshi Obara, Yoshinobu Yamade, Chisachi Kato
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A055, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-4638
https://doi.org/10.1115/AJKFluids2019-4638
View Paper titled, Prediction of Aerodynamic Noise for Centrifugal Fan of Air-Conditioner by Tetra-Prism Grids
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Topics: Aerodynamic noise, Air conditioners, Large eddy simulation, Prisms (Optics)
Journal Articles

Numerical Investigations of Unsteady Flows and Particle Behavior in a Cyclone Separator

Osamu Akiyama, Chisachi Kato
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. September 2017, 139(9): 091302.
Paper No: FE-16-1368
https://doi.org/10.1115/1.4036589
Published Online: June 28, 2017
View Article titled, Numerical Investigations of Unsteady Flows and Particle Behavior in a Cyclone Separator
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Topics: Flow (Dynamics), Particulate matter, Vortices
Journal Articles

Large Eddy Simulation of the Rotating Stall in a Pump-Turbine Operated in Pumping Mode at a Part-Load Condition

Olivier Pacot, Chisachi Kato, Yang Guo, Yoshinobu Yamade, François Avellan
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. November 2016, 138(11): 111102.
Paper No: FE-15-1803
https://doi.org/10.1115/1.4033423
Published Online: July 15, 2016
View Article titled, Large Eddy Simulation of the Rotating Stall in a Pump-Turbine Operated in Pumping Mode at a Part-Load Condition
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Topics: Computation, Diffusers, Flow (Dynamics), Fluctuations (Physics), Guide vanes, Impellers, Large eddy simulation, Pressure, Pump turbines, Reynolds number
Proceedings Papers

Clarification of Performance Curve Instability Mechanism Using Large Eddy Simulation of Internal Flow of a Mixed-Flow Pump

Isao Hagiya, Chisachi Kato, Yoshinobu Yamade, Takahide Nagahara, Masashi Fukaya
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT33A008, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-33438
https://doi.org/10.1115/AJKFluids2015-33438
View Paper titled, Clarification of Performance Curve Instability Mechanism Using Large Eddy Simulation of Internal Flow of a Mixed-Flow Pump
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Topics: Flow (Dynamics), Internal flow, Large eddy simulation, Pumps, Blades, Impellers, Rotation, Rotors, Angular momentum, Computer software
Proceedings Papers

Numerical Prediction of Noise From the Internal Flow in a Centrifugal Blower

Yang Guo, Chisachi Kato, Yoshinobu Yamade, Yutaka Ohta, Taku Iwase, Ryo Takayama
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT09A005, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-09194
https://doi.org/10.1115/AJKFluids2015-09194
View Paper titled, Numerical Prediction of Noise From the Internal Flow in a Centrifugal Blower
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Topics: Internal flow, Noise (Sound), Computational fluid dynamics, Acoustics, Blades, Fluids, Impellers, Large eddy simulation, Resolution (Optics), Sound pressure
Proceedings Papers

Prediction of Pressure Fluctuation on a Vehicle by Large Eddy Simulation

Yoshinobu Yamade, Chisachi Kato, Akiyoshi Iida, Shinobu Yoshimura, Keiichiro Iida
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT17A001, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-17519
https://doi.org/10.1115/AJKFluids2015-17519
View Paper titled, Prediction of Pressure Fluctuation on a Vehicle by Large Eddy Simulation
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Topics: Large eddy simulation, Pressure, Vehicles, Fluctuations (Physics), Structural analysis, Acoustics, Aerodynamic noise, Computational fluid dynamics, Engineering simulation, Noise (Sound)
Proceedings Papers

Large Eddy Simulation of Unsteady Vortices in a Pump Sump

Yoshinobu Yamade, Chisachi Kato, Takahide Nagahara, Jun Matsui
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT33A016, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-33753
https://doi.org/10.1115/AJKFluids2015-33753
View Paper titled, Large Eddy Simulation of Unsteady Vortices in a Pump Sump
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Topics: Large eddy simulation, Pumps, Vortices, Boundary layer turbulence, Pipes, Resolution (Optics)
Proceedings Papers

Prediction of the Pressure Pulsation in a Draft Tube for a Part Load Condition Using the LES Approach

Olivier Pacot, Chisachi Kato, Yang Guo, Yoshinobu Yamade
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT09A009, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-09281
https://doi.org/10.1115/AJKFluids2015-09281
View Paper titled, Prediction of the Pressure Pulsation in a Draft Tube for a Part Load Condition Using the LES Approach
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Topics: Pressure, Stress, Ropes, Vortices, Computation, Cavitation, Drag (Fluid dynamics), Finite element analysis, Flow (Dynamics), Francis turbines
Proceedings Papers

Calculation of Aerodynamic Noise for Centrifugal Fan of Air-Conditioner

Taku Iwase, Hideshi Obara, Hiroyasu Yoneyama, Yoshinobu Yamade, Chisachi Kato
Proc. ASME. FEDSM2013, Volume 1A, Symposia: Advances in Fluids Engineering Education; Advances in Numerical Modeling for Turbomachinery Flow Optimization; Applications in CFD; Bio-Inspired Fluid Mechanics; CFD Verification and Validation; Development and Applications of Immersed Boundary Methods; DNS, LES, and Hybrid RANS/LES Methods, V01AT02A002, July 7–11, 2013
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2013-16071
https://doi.org/10.1115/FEDSM2013-16071
View Paper titled, Calculation of Aerodynamic Noise for Centrifugal Fan of Air-Conditioner
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Topics: Aerodynamic noise, Air conditioners, Blades, Fluctuations (Physics), Pressure, Accuracy and precision, Sound pressure, Computer simulation, Finite element analysis, Flow (Dynamics)
Proceedings Papers

Numerical Analysis of Wing-Tip Flows and Aerodynamic Sound Generated From the Flows

Kazuaki Yamasari, Yasumasa Suzuki, Chisachi Kato, Masaaki Ohnishi, Kentaro Yatuduka, Taneyuki Taira, Hajime Fujita
Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 1, Symposia – Parts A, B, C, and D, 2263-2273, July 24–29, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJK2011-08039
https://doi.org/10.1115/AJK2011-08039
View Paper titled, Numerical Analysis of Wing-Tip Flows and Aerodynamic Sound Generated From the Flows
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Topics: Aerodynamic noise, Flow (Dynamics), Numerical analysis, Wings, Airfoils, Tensors, Pressure, Chords (Trusses), Density, Electromagnetic spectrum
Proceedings Papers

Industry-University Collaborative Project on Numerical Predictions of Cavitating Flows in Hydraulic Machinery: Part 1—Benchmark Test on Cavitating Hydrofoils

Chisachi Kato
Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 1, Symposia – Parts A, B, C, and D, 445-453, July 24–29, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJK2011-06084
https://doi.org/10.1115/AJK2011-06084
View Paper titled, Industry-University Collaborative Project on Numerical Predictions of Cavitating Flows in Hydraulic Machinery: Part 1—Benchmark Test on Cavitating Hydrofoils
Open the PDF for Industry-University Collaborative Project on Numerical Predictions of Cavitating Flows in Hydraulic Machinery: Part 1—Benchmark Test on Cavitating Hydrofoils in another window
Topics: Flow (Dynamics), Hydraulic equipment, Hydrofoil, Cavitation, Fluids, Cavities, Chords (Trusses), Computational fluid dynamics, Density, Fluid density
Proceedings Papers

Large Eddy Simulation of Internal Flow of a Mixed-Flow Pump

Yoshinobu Yamade, Chisachi Kato, Hayato Shimizu, Takahide Nagahara
Proc. ASME. FEDSM2009, Volume 1: Symposia, Parts A, B and C, 407-416, August 2–6, 2009
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2009-78416
https://doi.org/10.1115/FEDSM2009-78416
View Paper titled, Large Eddy Simulation of Internal Flow of a Mixed-Flow Pump
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Topics: Flow (Dynamics), Internal flow, Large eddy simulation, Pumps
Proceedings Papers

An Improvement of a Cavitation Model and the Application to LES

Shin-Ichi Tsuda, Naoki Tani, Nobuhiro Yamanishi, Chisachi Kato
Proc. ASME. FEDSM2008, Volume 2: Fora, 69-74, August 10–14, 2008
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2008-55217
https://doi.org/10.1115/FEDSM2008-55217
View Paper titled, An Improvement of a Cavitation Model and the Application to LES
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Topics: Cavitation, Bubbles, Flow (Dynamics), Large eddy simulation, Tradeoffs, Turbulence