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Journal Articles

Application of Machine Learning Techniques in Calibration and Data Reduction of Multihole Probes

Arman Mirhashemi, Paht Juangphanich, Kenji Miki
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2025, 147(7): 071011.
Paper No: TURBO-24-1179
https://doi.org/10.1115/1.4067123
Published Online: December 16, 2024
View Article titled, Application of Machine Learning Techniques in Calibration and Data Reduction of Multihole Probes
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Topics: Algorithms, Artificial neural networks, Calibration, Flow (Dynamics), Mach number, Machine learning, Pressure, Probes, Uncertainty
Journal Articles

Large Eddy Simulation Analysis of Loss Anomaly of a Turbine Blade With Large Trailing Edge Radius

Kenji Miki, Ali Ameri, Paul Giel
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2025, 147(3): 031012.
Paper No: TURBO-24-1265
https://doi.org/10.1115/1.4066914
Published Online: November 18, 2024
View Article titled, Large Eddy Simulation Analysis of Loss Anomaly of a Turbine Blade With Large Trailing Edge Radius
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Topics: Pressure, Suction, Turbine blades, Vortex shedding, Wakes, Waves, Flow (Dynamics), Large eddy simulation, Blades, Reynolds number
Proceedings Papers

LES Analysis of Loss Anomaly of a Turbine Blade With Large Trailing Edge Radius

Kenji Miki, Ali Ameri, Paul Giel
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A020, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128243
https://doi.org/10.1115/GT2024-128243
View Paper titled, LES Analysis of Loss Anomaly of a Turbine Blade With Large Trailing Edge Radius
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Topics: Ceramic matrix composites, Turbine blades, Vortex shedding, Pressure, Reynolds number, Waves, Wakes, Blades, Aerodynamics, Cascades (Fluid dynamics)
Proceedings Papers

Large Eddy Simulation of Turbulent Reacting Flow in a Pressurized Annular Combustor

Manu Kamin, Nicholas Plewacki, Rahul Koneru, Luis Bravo, Prashant Khare, Russell Powers, Kenji Miki, Frank Ham, Masayoshi Senga
Proc. ASME. GT2024, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A072, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126766
https://doi.org/10.1115/GT2024-126766
View Paper titled, Large Eddy Simulation of Turbulent Reacting Flow in a Pressurized Annular Combustor
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Topics: Combustion, Combustion chambers, Flow (Dynamics), Large eddy simulation, Sprays, Turbulence
Proceedings Papers

Application of Machine Learning Techniques in Calibration and Data Reduction of Multi-Hole Probes

Arman Mirhashemi, Paht Juangphanich, Kenji Miki
Proc. ASME. GT2024, Volume 4: Controls, Diagnostics, and Instrumentation, V004T05A044, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128955
https://doi.org/10.1115/GT2024-128955
View Paper titled, Application of Machine Learning Techniques in Calibration and Data Reduction of Multi-Hole Probes
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Topics: Calibration, Machine learning, Probes, Artificial neural networks, Flow (Dynamics), Algorithms, Pressure, Pressure measurement, Surface fitting, Uncertainty
Journal Articles

Numerical Investigation of the Effect of Trailing Edge Thickness of Simulated Ceramic Matrix Composite Blades on Loss Profiles

Kenji Miki, Ali Ameri
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2024, 146(9): 091009.
Paper No: TURBO-22-1269
https://doi.org/10.1115/1.4065184
Published Online: April 16, 2024
View Article titled, Numerical Investigation of the Effect of Trailing Edge Thickness of Simulated Ceramic Matrix Composite Blades on Loss Profiles
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Topics: Blades, Ceramic matrix composites, Pressure, Reynolds number, Reynolds-averaged Navier–Stokes equations, Turbulence, Large eddy simulation, Wakes, Flow (Dynamics), Boundary layers
Proceedings Papers

The Effect of Trailing Edge Grid Resolution in Large-Eddy Simulations

Kenji Miki, Ali Ameri
Proc. ASME. GT2023, Volume 13B: Turbomachinery — Axial Flow Turbine Aerodynamics, V13BT30A014, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102276
https://doi.org/10.1115/GT2023-102276
View Paper titled, The Effect of Trailing Edge Grid Resolution in Large-Eddy Simulations
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Topics: Ceramic matrix composites, Large eddy simulation, Resolution (Optics), Blades, Pressure, Suction, Wakes, Alloys, Bubbles, Cascades (Fluid dynamics)
Proceedings Papers

Numerical Investigation of the Effect of Trailing Edge Thickness of Simulated CMC Blades on Loss Profiles

Kenji Miki, Ali Ameri
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A017, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82335
https://doi.org/10.1115/GT2022-82335
View Paper titled, Numerical Investigation of the Effect of Trailing Edge Thickness of Simulated CMC Blades on Loss Profiles
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Topics: Blades, Ceramic matrix composites, Turbulence
Journal Articles

Improved Prediction of Losses With Large Eddy Simulation in a Low-Pressure Turbine

Kenji Miki, Ali Ameri
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2022, 144(7): 071002.
Paper No: TURBO-21-1207
https://doi.org/10.1115/1.4053234
Published Online: February 24, 2022
View Article titled, Improved Prediction of Losses With Large Eddy Simulation in a Low-Pressure Turbine
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Topics: Pressure, Turbulence, Wakes, Separation (Technology), Flow (Dynamics), Blades, Turbines, Suction, Emission spectroscopy, Spectroscopy
Proceedings Papers

Improved Prediction of Losses With Large Eddy Simulation in a Low-Pressure Turbine

Kenji Miki, Ali Ameri
Proc. ASME. GT2021, Volume 2D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V02DT39A007, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59095
https://doi.org/10.1115/GT2021-59095
View Paper titled, Improved Prediction of Losses With Large Eddy Simulation in a Low-Pressure Turbine
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Topics: Emission spectroscopy, Large eddy simulation, Pressure, Separation (Technology), Spectroscopy, Turbines, Turbulence, Wakes, Flow (Dynamics), Blades
Journal Articles

Large-Eddy Simulation of Variable Speed Power Turbine Cascade With Inflow Turbulence

Kenji Miki, Ali Ameri
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2021, 143(8): 081006.
Paper No: TURBO-20-1355
https://doi.org/10.1115/1.4050437
Published Online: April 26, 2021
View Article titled, Large-Eddy Simulation of Variable Speed Power Turbine Cascade With Inflow Turbulence
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Topics: Cascades (Fluid dynamics), Flow (Dynamics), Inflow, Pressure, Separation (Technology), Suction, Turbines, Turbulence, Blades, Large eddy simulation
Proceedings Papers

Large-Eddy Simulation of the Variable Speed Power Turbine Cascade With Inflow Turbulence

Kenji Miki, Ali Ameri
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A002, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14140
https://doi.org/10.1115/GT2020-14140
View Paper titled, Large-Eddy Simulation of the Variable Speed Power Turbine Cascade With Inflow Turbulence
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Topics: Cascades (Fluid dynamics), Inflow, Large eddy simulation, Separation (Technology), Turbines, Turbulence
Proceedings Papers

Probabilistic Optimization of Two-Phase Flow Using Bayesian Models

Kenji Miki, Arun Subramaniyan, Madhusudan Pai, Preetham Balasubramanyam
Proc. ASME. GT2014, Volume 2B: Turbomachinery, V02BT45A018, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26490
https://doi.org/10.1115/GT2014-26490
View Paper titled, Probabilistic Optimization of Two-Phase Flow Using Bayesian Models
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Topics: Optimization, Two-phase flow, Flow (Dynamics), Aircraft engines, Automotive engines, Design, Engineering design processes, Gas turbines, Geometry, Hydrodynamic stability