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Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T09A002, June 7–11, 2021

Paper No: GT2021-58698

DOI: https://doi.org/10.1115/GT2021-58698

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Topics: Failure, Flow simulation, Machinery, Pressure, Steam turbines, Time series

Proceedings Papers

Unsteady Flow Simulation Through Stator-Rotor Blade Rows in Intermediate-Pressure Steam Turbines With Cutback Blades

Hironori Miyazawa, Akihiro Uemura, Takashi Furusawa, Satoru Yamamoto, Koichi Yonezawa, Shuichi Umezawa, Shuichi Ohmori, Takeshi Suzuki

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A018, September 21–25, 2020

Paper No: GT2020-14937

DOI: https://doi.org/10.1115/GT2020-14937

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Topics: Blades, Pressure, Rotors, Simulation, Stators, Steam turbines, Unsteady flow, Maintenance, Flow (Dynamics), Fracture (Process)

Proceedings Papers

Wetness Measurement and Droplet Transport Analysis in Actual Steam Test on a Scaled Low Pressure Turbine

Yasuhiro Sasao, Kiyoshi Segawa, Takeshi Kudo, Ryo Takata, Masaki Osako, Satoru Yamamoto

Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A025, September 21–25, 2020

Paper No: GT2020-16117

DOI: https://doi.org/10.1115/GT2020-16117

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Topics: Drops, Pressure, Steam, Turbines, Blades, Computational fluid dynamics, Probes, Steam turbines, Erosion, Errors

Proceedings Papers

Numerical Simulation of Unsteady Moist-Air Flows Through Whole-Annulus Rotor Blade Rows in Transonic Compressor

Shota Moriguchi, Takuro Endo, Hironori Miyazawa, Takashi Furusawa, Satoru Yamamoto

Proc. ASME. AJKFluids2019, Volume 5: Multiphase Flow, V005T05A081, July 28–August 1, 2019

Paper No: AJKFluids2019-4782

DOI: https://doi.org/10.1115/AJKFluids2019-4782

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Topics: Annulus, Blades, Compressors, Computer simulation, Flow (Dynamics), Rotors, Drops, Absorption, Evaporation, Latent heat

Proceedings Papers

Numerical Simulation of Supercritical Octane Flows in a Heated Circular Tube With Simple Thermal Cracking Model

Takashi Furusawa, Noriyuki Taki, Shuto Yatsuyanagi, Satoru Yamamoto, Takuto Miyaura, Sadatake Tomioka

Proc. ASME. AJKFluids2019, Volume 2: Computational Fluid Dynamics, V002T02A062, July 28–August 1, 2019

Paper No: AJKFluids2019-4797

DOI: https://doi.org/10.1115/AJKFluids2019-4797

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Topics: Computer simulation, Cracking (Materials), Flow (Dynamics), Fracture (Process), Temperature, Wall temperature, Fluids, Numerical analysis, Computer software, Databases

Proceedings Papers

Effect of Blade Secular Change on Unsteady Flows in Middle Pressure First-Stage Steam Turbines

Akihiro Uemura, Hironori Miyazawa, Takashi Furusawa, Satoru Yamamoto, Koichi Yonezawa, Shuichi Umezawa

Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A015, June 17–21, 2019

Paper No: GT2019-90644

DOI: https://doi.org/10.1115/GT2019-90644

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Topics: Blades, Pressure, Steam turbines, Unsteady flow, Maintenance, Rotors, Stators, Accidents, Boilers, Coal

Proceedings Papers

Optical Coarse Droplet Measurement and Wet Loss Analysis on the Wet Air Flow Through the Subsonic Blade Cascade Channel

Yasuhiro Sasao, Ryo Takata, Satoshi Miyake, Soichiro Tabata, Satoru Yamamoto

Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A031, June 17–21, 2019

Paper No: GT2019-91928

DOI: https://doi.org/10.1115/GT2019-91928

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Topics: Air flow, Blades, Cascades (Fluid dynamics), Drops, Flow (Dynamics), Vortices, Water, Corners (Structural elements), Flowmeters, Particulate matter

Proceedings Papers

Wetness Effect on Transonic Moist-Air Flow Through a Compressor Rotor

Shota Moriguchi, Hironori Miyazawa, Takashi Furusawa, Satoru Yamamoto

Proc. ASME. FEDSM2018, Volume 3: Fluid Machinery; Erosion, Slurry, Sedimentation; Experimental, Multiscale, and Numerical Methods for Multiphase Flows; Gas-Liquid, Gas-Solid, and Liquid-Solid Flows; Performance of Multiphase Flow Systems; Micro/Nano-Fluidics, V003T18A007, July 15–20, 2018

Paper No: FEDSM2018-83422

DOI: https://doi.org/10.1115/FEDSM2018-83422

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Topics: Compressors, Flow (Dynamics), Rotors, Evaporation, Drops, Water, Aerodynamics, Cooling, NASA, Pressure

Proceedings Papers

Numerical Method for Simulating High Pressure CO 2 Flows With Nonequilibrium Condensation

Takashi Furusawa, Hironori Miyazawa, Shota Moriguchi, Satoru Yamamoto

Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A012, June 11–15, 2018

Paper No: GT2018-75592

DOI: https://doi.org/10.1115/GT2018-75592

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Topics: Carbon dioxide, Condensation, Flow (Dynamics), High pressure (Physics), Numerical analysis, Nucleation (Physics), Pressure, Condensed matter, Drops, Nozzles

Proceedings Papers

Numerical Method for Simulating Flows of Supercritical CO2 Compressor With Nonequilibrium Condensation

Takashi Furusawa, Hironori Miyazawa, Satoru Yamamoto

Proc. ASME. GT2016, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T36A003, June 13–17, 2016

Paper No: GT2016-56431

DOI: https://doi.org/10.1115/GT2016-56431

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Topics: Compressors, Condensation, Flow (Dynamics), Numerical analysis, Supercritical carbon dioxide, Pressure, Cascades (Fluid dynamics), Carbon dioxide, Drops, Fluids

Proceedings Papers

Unsteady Force on Multi-Stage and Multi-Passage Turbine Long Blade Rows Induced by Wet-Steam Flows

Hironori Miyazawa, Takashi Furusawa, Satoru Yamamoto, Yasuhiro Sasao, Hiroharu Ooyama

Proc. ASME. GT2016, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A011, June 13–17, 2016

Paper No: GT2016-56360

DOI: https://doi.org/10.1115/GT2016-56360

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Topics: Blades, Flow (Dynamics), Steam, Turbines, Pressure, Rotors, Stators, Shock (Mechanics), Flow simulation, Steam turbines

Proceedings Papers

Numerical Simulation of Three-Dimensional Supercritical Water Flows in Hydrothermal Synthesis Reactors With Arbitrary Geometry

Takashi Furusawa, Shibo Qi, Satoru Yamamoto

Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT03A002, July 26–31, 2015

Paper No: AJKFluids2015-03096

DOI: https://doi.org/10.1115/AJKFluids2015-03096

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Topics: Computer simulation, Flow (Dynamics), Geometry, Water, Pipes, Buoyancy, Numerical analysis, Temperature, Vortices, Water temperature

Proceedings Papers

Unsteady Wet-Steam Flows Through Low Pressure Turbine Final Three Stages Considering Blade Number

Satoshi Miyake, Hironori Miyazawa, Satoru Yamamoto, Yasuhiro Sasao, Kazuhiro Momma, Hiroharu Ooyama, Toshihiro Miyawaki

Proc. ASME. GT2015, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A012, June 15–19, 2015

Paper No: GT2015-42366

DOI: https://doi.org/10.1115/GT2015-42366

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Topics: Blades, Flow (Dynamics), Pressure, Steam, Turbines, Steam turbines, Condensation, Flow simulation, Rotors, Stators

Proceedings Papers

Aerodynamic and Structural Numerical Investigation of Unsteady Flow Effects on Last Stage Blades

Tadashi Tanuma, Hiroshi Okuda, Gaku Hashimoto, Satoru Yamamoto, Naoki Shibukawa, Kenichi Okuno, Hiroshi Saeki, Tomohiko Tsukuda

Proc. ASME. GT2015, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A035, June 15–19, 2015

Paper No: GT2015-43848

DOI: https://doi.org/10.1115/GT2015-43848

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Topics: Blades, Unsteady flow, Rotating blades, Diffusers, Exhaust systems, Pressure, Boundary-value problems, Finite element analysis, Flow (Dynamics), Steam turbines

Proceedings Papers

Effects of Return Channel With Splitter Vanes on Performance of Multistage Centrifugal Compressor

Manabu Yagi, Takahiro Nishioka, Hiromi Kobayashi, Hideo Nishida, Satoru Yamamoto

Proc. ASME. GT2015, Volume 2C: Turbomachinery, V02CT42A012, June 15–19, 2015

Paper No: GT2015-42442

DOI: https://doi.org/10.1115/GT2015-42442

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Topics: Compressors, Flow (Dynamics), Design, Impellers, Mach number, Suction, Testing performance

Proceedings Papers

Numerical Investigation of Steam Turbine Exhaust Diffuser Flows and Their Three Dimensional Interaction Effects on Last Stage Efficiencies

Tadashi Tanuma, Yasuhiro Sasao, Satoru Yamamoto, Yoshiki Niizeki, Naoki Shibukawa, Hiroshi Saeki

Proc. ASME. GT2014, Volume 1B: Marine; Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V01BT27A039, June 16–20, 2014

Paper No: GT2014-26665

DOI: https://doi.org/10.1115/GT2014-26665

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Topics: Diffusers, Exhaust systems, Flow (Dynamics), Steam turbines, Design, Numerical analysis, Pressure, Blades, Design engineering, Energy generation

Proceedings Papers

Unsteady Wake and Vortex Interactions in 3-D Steam Turbine Low Pressure Final Three Stages

Satoshi Miyake, Itsuro Koda, Satoru Yamamoto, Yasuhiro Sasao, Kazuhiro Momma, Toshihiro Miyawaki, Hiroharu Ooyama

Proc. ASME. GT2014, Volume 1B: Marine; Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V01BT27A013, June 16–20, 2014

Paper No: GT2014-25491

DOI: https://doi.org/10.1115/GT2014-25491

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Topics: Pressure, Steam turbines, Vortices, Wakes, Blades, Condensation, Flow (Dynamics), Rotors, Stators, Steam

Journal citation

NARROW

Detection of Machinery Failure Signs From Big Time-Series Data Obtained by Flow Simulation of Intermediate-Pressure Steam Turbines

Turbulent Flow Simulation of Supercritical Hydrothermal Synthesis in T-Shaped Channel

Numerical Investigation of Supercritical N -Dodecane Flows in a Heated Circular Pipe With Thermal Cracking

Detection of Machinery Failure Signs From Big Time-Series Data Obtained by Flow Simulation of Intermediate-Pressure Steam Turbines

Unsteady Flow Simulation Through Stator-Rotor Blade Rows in Intermediate-Pressure Steam Turbines With Cutback Blades

Wetness Measurement and Droplet Transport Analysis in Actual Steam Test on a Scaled Low Pressure Turbine

Numerical Simulation of Unsteady Moist-Air Flows Through Whole-Annulus Rotor Blade Rows in Transonic Compressor

Numerical Simulation of Supercritical Octane Flows in a Heated Circular Tube With Simple Thermal Cracking Model

Effect of Blade Secular Change on Unsteady Flows in Middle Pressure First-Stage Steam Turbines

Optical Coarse Droplet Measurement and Wet Loss Analysis on the Wet Air Flow Through the Subsonic Blade Cascade Channel

Wetness Effect on Transonic Moist-Air Flow Through a Compressor Rotor

Numerical Method for Simulating High Pressure CO 2 Flows With Nonequilibrium Condensation

Numerical Method for Simulating Flows of Supercritical CO2 Compressor With Nonequilibrium Condensation

Unsteady Force on Multi-Stage and Multi-Passage Turbine Long Blade Rows Induced by Wet-Steam Flows

Numerical Simulation of Three-Dimensional Supercritical Water Flows in Hydrothermal Synthesis Reactors With Arbitrary Geometry

Unsteady Wet-Steam Flows Through Low Pressure Turbine Final Three Stages Considering Blade Number

Aerodynamic and Structural Numerical Investigation of Unsteady Flow Effects on Last Stage Blades

Effects of Return Channel With Splitter Vanes on Performance of Multistage Centrifugal Compressor

Numerical Investigation of Steam Turbine Exhaust Diffuser Flows and Their Three Dimensional Interaction Effects on Last Stage Efficiencies

Unsteady Wake and Vortex Interactions in 3-D Steam Turbine Low Pressure Final Three Stages

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