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Proceedings Papers

Synergetic and Performance Characteristics of a High-Speed Pre-Cooled Propulsion Concept

Athanasios Chatzistefanou, Spyros Tsentis, Anestis Kalfas
Proc. ASME. GT2024, Volume 5: Cycle Innovations, V005T06A004, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122425
https://doi.org/10.1115/GT2024-122425
View Paper titled, Synergetic and Performance Characteristics of a High-Speed Pre-Cooled Propulsion Concept
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Topics: Combined cycles, Design, Engines, Modeling, Performance characterization, Propulsion, Cycles, Ducts, Impulse (Physics), Thrust
Proceedings Papers

Leakage Loss Reduction by Shroud Cavity Shape Improvement in Reaction Turbine

Masahiro Sato, Kazunobu Ndong, Hiroaki Taniguchi
Proc. ASME. GT2024, Volume 9: Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications; Steam Turbine, V009T20A007, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124167
https://doi.org/10.1115/GT2024-124167
View Paper titled, Leakage Loss Reduction by Shroud Cavity Shape Improvement in Reaction Turbine
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Topics: Cavities, Leakage, Shapes, Turbines, Blades, Leakage flows, Clearances (Engineering), Flow (Dynamics), Design, Fins
Proceedings Papers

Numerical Analysis of a Two-Phase Turbine: a Comparative Study Between Barotropic and Mixture Models

Amit Kumar, Simone Parisi, Roberto Agromayor, Jens Honore Walther, Fredrik Haglind
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A033, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127133
https://doi.org/10.1115/GT2024-127133
View Paper titled, Numerical Analysis of a Two-Phase Turbine: a Comparative Study Between Barotropic and Mixture Models
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Topics: Cavitation, Computational fluid dynamics, Condensation, Impulse (Physics), Nozzles, Numerical analysis, Turbines, Modeling, Flow (Dynamics), Torque
Proceedings Papers

Numerical Study on Unsteady Flow of a Supersonic Partial Admission Impulse Turbine

Tongxi Li, Jiakang Wang, Zhiheng Wang, Guang Xi
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A038, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127765
https://doi.org/10.1115/GT2024-127765
View Paper titled, Numerical Study on Unsteady Flow of a Supersonic Partial Admission Impulse Turbine
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Topics: Aerodynamics, Fluid-dynamic forces, Impulse (Physics), Turbines, Unsteady flow
Proceedings Papers

Potential and Evolution of Miniatures Compressed Air Energy Storage Plants Based on Impulse Turbine

Ayad M. Al Jubori, Laith A. Al-Sadawi, Till Biedermann, Suliman Alfarawi
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A037, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82627
https://doi.org/10.1115/GT2022-82627
View Paper titled, Potential and Evolution of Miniatures Compressed Air Energy Storage Plants Based on Impulse Turbine
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Topics: Compressed air, Design, Energy storage, Impulse (Physics), Turbines
Proceedings Papers

Estimation of Dynamical Thermoacoustic Modes Using an Output Only Observer Kalman Filter-Based Identification (O 3 KID) Algorithm

Nikhil Balasubramanian, Driek Rouwenhorst, Jakob Hermann
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A001, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80650
https://doi.org/10.1115/GT2022-80650
View Paper titled, Estimation of Dynamical Thermoacoustic Modes Using an Output Only Observer Kalman Filter-Based Identification (O 3 KID) Algorithm
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Topics: Algorithms, Filters, Modeling, Dynamics (Mechanics), Noise (Sound), Combustion, Kalman filters, Combustion chambers, Damping, Gas turbines
Proceedings Papers

Stress Blended Eddy Simulations for Hydrogen-Air Rotating Detonation Engine With Wall Heat Transfer

Hossam A. Elasrag, Timothy Gallagher, Brent A. Rankin, S. Alexander Schumaker
Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A033, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81152
https://doi.org/10.1115/GT2022-81152
View Paper titled, Stress Blended Eddy Simulations for Hydrogen-Air Rotating Detonation Engine With Wall Heat Transfer
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Topics: Eddies (Fluid dynamics), Engineering simulation, Engines, Explosions, Heat transfer, Hydrogen, Simulation, Stress, Waves, Heat
Proceedings Papers

Confidence in Flame Impulse Response Estimation From LES With Uncertain Thermal Boundary Conditions

Sagar Kulkarni, Shuai Guo, Camilo F. Silva, Wolfgang Polifke
Proc. ASME. GT2021, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A002, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58352
https://doi.org/10.1115/GT2021-58352
View Paper titled, Confidence in Flame Impulse Response Estimation From LES With Uncertain Thermal Boundary Conditions
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Topics: Boundary-value problems, Flames, Impulse (Physics), Uncertainty, Combustion chambers, Temperature, Dynamic response, Stability, Combustion, Dynamics (Mechanics)
Proceedings Papers

Theoretical Assessment of Turbocharged Pulse Detonation Engine Performance at Various Flight Conditions

Pereddy Nageswara Reddy
Proc. ASME. GT2020, Volume 1: Aircraft Engine; Fans and Blowers, V001T01A013, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14451
https://doi.org/10.1115/GT2020-14451
View Paper titled, Theoretical Assessment of Turbocharged Pulse Detonation Engine Performance at Various Flight Conditions
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Topics: Engines, Explosions, Flight, Impulse (Physics), Thrust, Turbochargers
Proceedings Papers

Optimization of Supersonic Axial Turbine Blades Based on Surrogate Models

Markus Waesker, Bjoern Buelten, Norman Kienzle, Christian Doetsch
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A008, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14465
https://doi.org/10.1115/GT2020-14465
View Paper titled, Optimization of Supersonic Axial Turbine Blades Based on Surrogate Models
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Topics: Impulse (Physics), Optimization, Turbine blades, Turbines
Proceedings Papers

Adjoint-Based Aeroelastic Design Optimization Using a Harmonic Balance Method

Nitish Anand, Antonio Rubino, Piero Colonna, Matteo Pini
Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A054, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-16208
https://doi.org/10.1115/GT2020-16208
View Paper titled, Adjoint-Based Aeroelastic Design Optimization Using a Harmonic Balance Method
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Topics: Design, Optimization, Blades, Damping, Flow (Dynamics), Cascades (Fluid dynamics), Compressors, Computation, Fluids, Flutter (Aerodynamics)
Proceedings Papers

Prediction of Premixed Flame Dynamics Using LES With Tabulated Chemistry and Eulerian Stochastic Fields

Alexander Avdonin, Alireza Javareshkian, Wolfgang Polifke
Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A004, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90140
https://doi.org/10.1115/GT2019-90140
View Paper titled, Prediction of Premixed Flame Dynamics Using LES With Tabulated Chemistry and Eulerian Stochastic Fields
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Topics: Chemistry, Dynamics (Mechanics), Flames, Combustion, Enthalpy, Turbulence, Computation, Excitation, Heat, Heat losses
Proceedings Papers

Design and Manufacturing of a Metal 3D Printed kW Scale Axial Turboexpander

Vaclav Novotny, Monika Vitvarova, Michal Kolovratnik, Barbora Bryksi Stunova, Vaclav Vodicka, Jan Spale, Petr Zikmund, Martin Drasnar, Elizaveta Schastlivtseva
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T26A023, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91822
https://doi.org/10.1115/GT2019-91822
View Paper titled, Design and Manufacturing of a Metal 3D Printed kW Scale Axial Turboexpander
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Topics: Additive manufacturing, Design, Manufacturing, Metals, Turbines, Surface quality, Blades, Casting, Dimensions, Impulse (Physics)
Proceedings Papers

Comparison of Thin Film Heat Flux Gauge Technologies Emphasizing Continuous-Duration Operation

Shawn Siroka, Reid A. Berdanier, Karen A. Thole, Kam S. Chana, Charles W. Haldeman, Richard J. Anthony
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A013, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91817
https://doi.org/10.1115/GT2019-91817
View Paper titled, Comparison of Thin Film Heat Flux Gauge Technologies Emphasizing Continuous-Duration Operation
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Topics: Gages, Heat flux, Thin films, Sensors, Turbines, Nanofabrication, Temperature, Test facilities, Thermal properties, Ambiguity
Proceedings Papers

Effect of Switching Impulse on Piezoelectric-Based Vibration Reduction With Multiple Patches

Christopher R. Kelley, Jeffrey L. Kauffman
Proc. ASME. GT2019, Volume 7B: Structures and Dynamics, V07BT35A026, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91832
https://doi.org/10.1115/GT2019-91832
View Paper titled, Effect of Switching Impulse on Piezoelectric-Based Vibration Reduction With Multiple Patches
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Topics: Impulse (Physics), Vibration, Switches, Piezoelectric transducers, Circuits, Piezoelectric materials, Blades, Design, Excitation, High cycle fatigue
Proceedings Papers

Simulation of Gas Turbine Ignition Using Large Eddy Simulation Approach

Yihao Tang, Malik Hassanaly, Venkat Raman, Brandon A. Sforzo, Sheng Wei, Jerry M. Seitzman
Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A007, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76216
https://doi.org/10.1115/GT2018-76216
View Paper titled, Simulation of Gas Turbine Ignition Using Large Eddy Simulation Approach
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Topics: Gas turbines, Ignition, Large eddy simulation, Simulation, Combustion, Impulse (Physics), Aviation, Dimensions, Dynamics (Mechanics), Failure
Proceedings Papers

OH* Chemiluminescence Imaging of the Combustion Products From a Methane-Fueled Rotating Detonation Engine

J. Tobias, D. Depperschmidt, C. Welch, R. Miller, M. Uddi, A. K. Agrawal, Ron Daniel, Jr.
Proc. ASME. GT2018, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A064, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-77255
https://doi.org/10.1115/GT2018-77255
View Paper titled, OH* Chemiluminescence Imaging of the Combustion Products From a Methane-Fueled Rotating Detonation Engine
Open the PDF for OH* Chemiluminescence Imaging of the Combustion Products From a Methane-Fueled Rotating Detonation Engine in another window
Topics: Chemiluminescence, Combustion, Engines, Explosions, Imaging, Methane, Combustion chambers, Pressure, Energy generation, Fuels
Proceedings Papers

A Study of Dynamic Phenomena Caused by Impulse Mistuning in Case of Self-Excitation

Peter Müller, Andreas Hartung, Hans-Peter Hackenberg
Proc. ASME. GT2018, Volume 7C: Structures and Dynamics, V07CT35A004, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75188
https://doi.org/10.1115/GT2018-75188
View Paper titled, A Study of Dynamic Phenomena Caused by Impulse Mistuning in Case of Self-Excitation
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Topics: Excitation, Impulse (Physics), Damping, Vibration, Blades, High cycle fatigue, Energy transformation, Flutter (Aerodynamics), Friction, Stress
Proceedings Papers

Quantification of the Impact of Uncertainties in Operating Conditions on the Flame Transfer Function With Non-Intrusive Polynomial Chaos Expansion

Alexander Avdonin, Wolfgang Polifke
Proc. ASME. GT2018, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A030, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75476
https://doi.org/10.1115/GT2018-75476
View Paper titled, Quantification of the Impact of Uncertainties in Operating Conditions on the Flame Transfer Function With Non-Intrusive Polynomial Chaos Expansion
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Topics: Chaos, Flames, Polynomials, Transfer functions, Uncertainty, Impulse (Physics), Simulation, Temperature, Computational fluid dynamics, Excitation
Proceedings Papers

Development and Operation of Supercritical Carbon Dioxide Power Cycle Test Loop With Axial Turbo-Generator

Junhyun Cho, Hyungki Shin, Jongjae Cho, Ho-Sang Ra, Chulwoo Roh, Beomjoon Lee, Gilbong Lee, Bongsu Choi, Young-Jin Baik
Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T38A018, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76488
https://doi.org/10.1115/GT2018-76488
View Paper titled, Development and Operation of Supercritical Carbon Dioxide Power Cycle Test Loop With Axial Turbo-Generator
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Topics: Supercritical carbon dioxide, Thermodynamic power cycles, Turbogenerators, Turbines, Carbon dioxide, Bearings, Valves, Boilers, Carbon, Circuits