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Masahiro Miyabe
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Proceedings Papers

Diffuser Vane Slit Width Optimization Using Simple Prediction Method of Diffuser Rotating Stall Onset in a Centrifugal Pump

Shunya Takao, Sota Nakayama, Shinichi Konno, Yasushi Fujishima, Shinichiro Ejiri, Masahiro Miyabe
Proc. ASME. FEDSM2022, Volume 1: Fluid Applications and Systems (FASTC); Fluid Measurement and Instrumentation (FMITC); Fluid Mechanics (FMTC), V001T01A003, August 3–5, 2022
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2022-86728
https://doi.org/10.1115/FEDSM2022-86728
View Paper titled, Diffuser Vane Slit Width Optimization Using Simple Prediction Method of Diffuser Rotating Stall Onset in a Centrifugal Pump
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Topics: Centrifugal pumps, Diffusers, Optimization
Proceedings Papers

Secondary Flow Loss Reduction Method by Use of Endwall Contouring in Gas Turbine Cascade Using Optimization Method

Kazuki Yamamoto, Ryota Uehara, Shohei Mizuguchi, Masahiro Miyabe
Proc. ASME. FEDSM2021, Volume 2: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V002T03A038, August 10–12, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2021-65787
https://doi.org/10.1115/FEDSM2021-65787
View Paper titled, Secondary Flow Loss Reduction Method by Use of Endwall Contouring in Gas Turbine Cascade Using Optimization Method
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Topics: Boundary layers, Cascades (Fluid dynamics), Cross-flow, Flow (Dynamics), Gas turbines, Optimization, Vortices
Proceedings Papers

Suppression of Diffuser Rotating Stall in a Centrifugal Pump by Use of Slit Vane

Shunya Takao, Shinichi Konno, Shinichiro Ejiri, Masahiro Miyabe
Proc. ASME. FEDSM2021, Volume 2: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V002T03A007, August 10–12, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2021-65519
https://doi.org/10.1115/FEDSM2021-65519
View Paper titled, Suppression of Diffuser Rotating Stall in a Centrifugal Pump by Use of Slit Vane
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Topics: Centrifugal pumps, Computational fluid dynamics, Diffusers
Proceedings Papers

Design Optimization of Splitter Blade Impeller in a Centrifugal Pump

Shunya Takao, Kentarou Hayashi, Masahiro Miyabe
Proc. ASME. FEDSM2020, Volume 1: Fluid Applications and Systems; Fluid Measurement and Instrumentation, V001T01A027, July 13–15, 2020
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2020-20144
https://doi.org/10.1115/FEDSM2020-20144
View Paper titled, Design Optimization of Splitter Blade Impeller in a Centrifugal Pump
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Topics: Blades, Centrifugal pumps, Computational fluid dynamics, Design, Impellers, Optimization, Pumps
Proceedings Papers

Inducer Design Optimization to Improve its Suction Performance

Yushi Nakamura, Marek Lubieniecki, Kentarou Hayashi, Yutaka Kawata, Masahiro Miyabe, Claudio Lettieri
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A034, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5371
https://doi.org/10.1115/AJKFluids2019-5371
View Paper titled, Inducer Design Optimization to Improve its Suction Performance
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Topics: Cavitation, Computational fluid dynamics, Design, Optimization, Pumps, Suction
Proceedings Papers

Secondary Flow Loss Reduction Method by Use of 3D-Fence in a Gas Turbine Cascade

Ryota Uehara, Syohei Mizuguchi, Kakeru Kusano, Masahiro Miyabe, Yutaka Kawata
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A076, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5367
https://doi.org/10.1115/AJKFluids2019-5367
View Paper titled, Secondary Flow Loss Reduction Method by Use of 3D-Fence in a Gas Turbine Cascade
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Gas turbines, Optimization, Turbines
Proceedings Papers

Improvement of Film Cooling Effectiveness in the Gas Turbine Endwall by Use of Optimization Framework

Daisuke Hata, Kazuto Kakio, Yutaka Kawata, Masahiro Miyabe
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A077, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5368
https://doi.org/10.1115/AJKFluids2019-5368
View Paper titled, Improvement of Film Cooling Effectiveness in the Gas Turbine Endwall by Use of Optimization Framework
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Topics: Blades, Computational fluid dynamics, Film cooling, Gas turbines, Optimization
Proceedings Papers

Hydraulic Efficiency Conversion From a Model to Prototype Pump Based on Effects of Reynolds Number and Surface Roughness

Hiroaki Yoda, Kazuo Uranishi, Masao Oshima, Takaki Sakurai, Daichi Torii, Masahiro Miyabe, Kazuta Kobayashi, Masashi Ikezawa
Proc. ASME. FEDSM2016, Volume 1A, Symposia: Turbomachinery Flow Simulation and Optimization; Applications in CFD; Bio-Inspired and Bio-Medical Fluid Mechanics; CFD Verification and Validation; Development and Applications of Immersed Boundary Methods; DNS, LES and Hybrid RANS/LES Methods; Fluid Machinery; Fluid-Structure Interaction and Flow-Induced Noise in Industrial Applications; Flow Applications in Aerospace; Active Fluid Dynamics and Flow Control — Theory, Experiments and Implementation, V01AT09A013, July 10–14, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2016-7780
https://doi.org/10.1115/FEDSM2016-7780
View Paper titled, Hydraulic Efficiency Conversion From a Model to Prototype Pump Based on Effects of Reynolds Number and Surface Roughness
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Topics: Engineering prototypes, Pumps, Reynolds number, Surface roughness, Flow (Dynamics), Friction, Computational fluid dynamics, Flat plates, Impellers, Sands
Proceedings Papers

Numerical Prediction of Pump Performance Drop and Erosion Area due to Cavitation in a Double-Suction Centrifugal Feedpump

Masahiro Miyabe, Hideaki Maeda
Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 1, Symposia – Parts A, B, C, and D, 121-128, July 24–29, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJK2011-06023
https://doi.org/10.1115/AJK2011-06023
View Paper titled, Numerical Prediction of Pump Performance Drop and Erosion Area due to Cavitation in a Double-Suction Centrifugal Feedpump
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Topics: Cavitation, Erosion, Pumps, Suction, Blades, Impellers, Boilers, Cavities, Computational fluid dynamics, Design
Proceedings Papers

Investigation of Internal Flow and Characteristic Instability of a Mixed Flow Pump

Masahiro Miyabe, Akinori Furukawa, Hideaki Maeda, Isamu Umeki
Proc. ASME. FEDSM2009, Volume 1: Symposia, Parts A, B and C, 315-321, August 2–6, 2009
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2009-78277
https://doi.org/10.1115/FEDSM2009-78277
View Paper titled, Investigation of Internal Flow and Characteristic Instability of a Mixed Flow Pump
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Topics: Computational fluid dynamics, Diffusers, Flow (Dynamics), Internal flow, Pumps
Proceedings Papers

Rotating Stall Behavior in a Diffuser of Mixed Flow Pump and Its Suppression

Masahiro Miyabe, Akinori Furukawa, Hideaki Maeda, Isamu Umeki
Proc. ASME. FEDSM2008, Volume 1: Symposia, Parts A and B, 1147-1152, August 10–14, 2008
Publisher: American Society of Mechanical Engineers
Paper No: FEDSM2008-55132
https://doi.org/10.1115/FEDSM2008-55132
View Paper titled, Rotating Stall Behavior in a Diffuser of Mixed Flow Pump and Its Suppression
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Topics: Computational fluid dynamics, Diffusers, Flow (Dynamics), Pumps, Stall behavior