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Masayasu Shimura
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Journal Articles

Combustion and Emission Characteristics of an Ammonia Microgas Turbine Combustor With a Twin-Fluid Atomizer

Hyun Jo, Masayasu Shimura, Osamu Kurata, Ekenechukwu Chijioke Okafor, Hirofumi Yamashita, Takahiro Inoue, Taku Tsujimura, Norihiko Iki, Yong Fan
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2024, 146(11): 111001.
Paper No: GTP-23-1717
https://doi.org/10.1115/1.4065715
Published Online: June 21, 2024
View Article titled, Combustion and Emission Characteristics of an Ammonia Microgas Turbine Combustor With a Twin-Fluid Atomizer
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Topics: Combustion, Combustion chambers, Emissions, Flames, Flow (Dynamics), Sprays, Temperature, Turbines, Fluids, Methane
Journal Articles

Impact of a Centerbody on the Unsteady Flow Dynamics of a Swirl Nozzle: Intermittency of Precessing Vortex Core Oscillations

Saarthak Gupta, Santosh Shanbhogue, Masayasu Shimura, Ahmed Ghoniem, Santosh Hemchandra
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2022, 144(2): 021014.
Paper No: GTP-21-1399
https://doi.org/10.1115/1.4052144
Published Online: November 8, 2021
View Article titled, Impact of a Centerbody on the Unsteady Flow Dynamics of a Swirl Nozzle: Intermittency of Precessing Vortex Core Oscillations
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Topics: Flow (Dynamics), Oscillations, Principal component analysis, Wavelets, Nozzles, Vortices, Dynamics (Mechanics), Combustion chambers
Proceedings Papers

Impact of a Centrebody on the Unsteady Flow Dynamics of A Swirl Nozzle: Intermittency of PVC Oscillations

Saarthak Gupta, Santosh Hemchandra, Masayasu Shimura, Santosh Shanbhogue, Ahmed Ghoniem
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A003, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58358
https://doi.org/10.1115/GT2021-58358
View Paper titled, Impact of a Centrebody on the Unsteady Flow Dynamics of A Swirl Nozzle: Intermittency of PVC Oscillations
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Topics: Dynamics (Mechanics), Nozzles, Oscillations, Unsteady flow, Flow (Dynamics), Vortices, Bubbles, Combustion chambers, Turbulence, Emissions
Proceedings Papers

Flame Brush Structure of H 2 -Air Turbulent Premixed Flames at High Reynolds Numbers

Youngsam Shim, Shoichi Tanaka, Masayasu Shimura, Naoya Fukushima, Mamoru Tanahashi, Toshio Miyauchi
Proc. ASME. AJK2011, ASME-JSME-KSME 2011 Joint Fluids Engineering Conference: Volume 1, Symposia – Parts A, B, C, and D, 1227-1233, July 24–29, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJK2011-02020
https://doi.org/10.1115/AJK2011-02020
View Paper titled, Flame Brush Structure of H 2 -Air Turbulent Premixed Flames at High Reynolds Numbers
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Topics: Flames, Reynolds number, Turbulence, Hydrogen, Computer simulation
Proceedings Papers

DNS of Flame-Wall Interaction and Heat Transfer in a Constant Volume Vessel

Akihiko Tsunemi, Yoshihiro Horiko, Masayasu Shimura, Naoya Fukushima, Seiji Yamamoto, Makoto Nagaoka, Youngsam Shim, Mamoru Tanahashi, Toshio Miyauchi
Proc. ASME. IHTC14, 2010 14th International Heat Transfer Conference, Volume 3, 169-177, August 8–13, 2010
Publisher: American Society of Mechanical Engineers
Paper No: IHTC14-22800
https://doi.org/10.1115/IHTC14-22800
View Paper titled, DNS of Flame-Wall Interaction and Heat Transfer in a Constant Volume Vessel
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Topics: Flames, Heat transfer, Vessels, Pressure, Hydrogen, Combustion, Heat, Heat flux, Methane, Turbulence
Proceedings Papers

DNS of Turbulent Premixed Flames and Heat Transfer in a Constant Volume Vessel

Naoya Fukushima, Akihiko Tsunemi, Masayasu Shimura, Youngsam Shim, Mamoru Tanahashi, Toshio Miyauchi
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T20113, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44473
https://doi.org/10.1115/AJTEC2011-44473
View Paper titled, DNS of Turbulent Premixed Flames and Heat Transfer in a Constant Volume Vessel
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Topics: Flames, Heat transfer, Turbulence, Vessels, Pressure, Combustion, Computer simulation, Heat, Heat flux, Hydrogen
Proceedings Papers

DNS on Autoignition and Flame Propagation of Inhomogeneous Methane–Air Mixtures in a Closed Vessel

Makito Katayama, Naoya Fukushima, Masayasu Shimura, Mamoru Tanahashi, Toshio Miyauchi
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T20114, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44476
https://doi.org/10.1115/AJTEC2011-44476
View Paper titled, DNS on Autoignition and Flame Propagation of Inhomogeneous Methane–Air Mixtures in a Closed Vessel
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Topics: Flames, Methane, Vessels, Temperature, Heat, Combustion, Computer simulation, Heat transfer, Ignition delay, Temperature effects
Proceedings Papers

Flow-Geometry and Reynolds-Number Effects on Flame-Turbulence Interactions

Yuki Minamoto, Yuzuru Nada, Masayasu Shimura, Naoya Fukushima, Youngsam Shim, Mamoru Tanahashi, Toshio Miyauchi
Proc. ASME. AJTEC2011, ASME/JSME 2011 8th Thermal Engineering Joint Conference, T20112, March 13–17, 2011
Publisher: American Society of Mechanical Engineers
Paper No: AJTEC2011-44472
https://doi.org/10.1115/AJTEC2011-44472
View Paper titled, Flow-Geometry and Reynolds-Number Effects on Flame-Turbulence Interactions
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Topics: Flames, Flow (Dynamics), Geometry, Reynolds number, Turbulence, Eigenvalues, Combustion, Computer simulation, Hydrogen, Tensors