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Proceedings Papers

Experimental and Numerical Investigation of Effect of Inclination on sCO 2 Heat Transfer in a Circular Pipe

Emmanuel Gabriel-Ohanu, Alok Shah, Akshay Khadse, Erik Fernandez, Jayanta S. Kapat
Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A028, June 13–17, 2022
Paper No: GT2022-83412
DOI: https://doi.org/10.1115/GT2022-83412
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Topics: Buoyancy, Gravity (Force), Heat transfer, Pipes, Supercritical carbon dioxide
Proceedings Papers

Upgrades to the Single Stage Axial Compressor and Fan Facility for Low Pressure Ratio and Boundary Layer Ingesting Fan Research

Julia E. Stephens, Chris Hughes
Proc. ASME. GT2022, Volume 1: Aircraft Engine; Ceramics and Ceramic Composites, V001T01A027, June 13–17, 2022
Paper No: GT2022-82699
DOI: https://doi.org/10.1115/GT2022-82699
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Topics: Boundary layers, Compressors, Pressure, Fans, Fuels, Propulsion, Testing, Aircraft engines, Engines, NASA
Proceedings Papers

Acoustic Localisation of High-Pressure Burst in a Confined Space

David Bacci, Peter Ireland, Zahid Hussain
Proc. ASME. GT2022, Volume 2: Coal, Biomass, Hydrogen, and Alternative Fuels; Controls, Diagnostics, and Instrumentation; Steam Turbine, V002T05A008, June 13–17, 2022
Paper No: GT2022-81744
DOI: https://doi.org/10.1115/GT2022-81744
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Topics: Acoustics, High pressure (Physics), Pipes, Turbofans
Proceedings Papers

A Self-Sufficient Oil Cooling Mechanism for Fluid-Film Bearing Applications in Remote Operations

Seckin Gokaltun, Bruce R. Fabijonas, Louis S. Krajewski, Richard C. Rodzwic
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT22A019, June 13–17, 2022
Paper No: GT2022-83145
DOI: https://doi.org/10.1115/GT2022-83145
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Topics: Bearings, Cooling, Fluid films, Cooling systems, Hydrocarbon reservoirs, Journal bearings, Heat exchangers, Lubrication, Pipes, Thrust bearings
Proceedings Papers

Flow Design Using CFD for a Constant-Section Recursive Sequential Combustor

Andrea Hofer, Nina Paulitsch, Fabrice Giuliani
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A029, June 13–17, 2022
Paper No: GT2022-82420
DOI: https://doi.org/10.1115/GT2022-82420
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Topics: Combustion chambers, Computational fluid dynamics, Design, Flow (Dynamics), Combustion, Engineering simulation, Simulation, Flames, Flue gases, Momentum
Proceedings Papers

Effect of Jet-to-Jet Distance and Pipe Position on Flow and Heat Transfer Features of Active Clearance Control Systems

Lorenzo Cocchi, Alessio Picchi, Bruno Facchini, Riccardo Da Soghe, Lorenzo Mazzei, Lorenzo Tarchi, Laurent Descamps, Maxime Rotenberg
Proc. ASME. GT2021, Volume 5B: Heat Transfer — General Interest; Internal Air Systems; Internal Cooling, V05BT14A007, June 7–11, 2021
Paper No: GT2021-59158
DOI: https://doi.org/10.1115/GT2021-59158
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Topics: Clearances (Engineering), Control systems, Cooling, Flow (Dynamics), Heat transfer, Pipes
Proceedings Papers

Acoustic-Convective Interference In Transfer Functions of Methane/Hydrogen and Pure Hydrogen Flames

Eirik Æsøy, José G. Aguilar, Mirko R. Bothien, Nicholas A. Worth, James R. Dawson
Proc. ASME. GT2021, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A028, June 7–11, 2021
Paper No: GT2021-60058
DOI: https://doi.org/10.1115/GT2021-60058
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Topics: Acoustics, Flames, Hydrogen, Methane, Transfer functions, Flow (Dynamics), Ejectors, Screws, Excitation, Geometry
Proceedings Papers

Experimental Investigation of Rossiter Modes for an Open Box Cavity With Adjustable Depth

Steffen Hammer, Jens Fridh, Mattias Billson
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT35A008, June 7–11, 2021
Paper No: GT2021-60037
DOI: https://doi.org/10.1115/GT2021-60037
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Topics: Cavities, Resonance, Acoustics, Aircraft, Geometry, Aerospace industry, Aircraft engines, Compressors, Engineers, Engines
Proceedings Papers

Experimental and Numerical Investigations of the Effects of Real Shape Modeling and Non-Equilibrium Condensation Modeling on the Flow Pattern in Steam Turbine

Soichiro Tabata, Yasuhiro Sasao, Kiyoshi Segawa
Proc. ASME. GT2021, Volume 8: Oil and Gas Applications; Steam Turbine, V008T22A001, June 7–11, 2021
Paper No: GT2021-01754
DOI: https://doi.org/10.1115/GT2021-01754
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Topics: Condensation, Equilibrium (Physics), Flow (Dynamics), Modeling, Shapes, Steam turbines, Computational fluid dynamics, Blades, Computation, Pipes
Proceedings Papers

An Integrated Approach to Simulate Gas Turbine Secondary Air System

Ali Izadi, Seyed Hossein Madani, Seyed Vahid Hosseini, Mahmoud Chizari
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A014, September 21–25, 2020
Paper No: GT2020-14966
DOI: https://doi.org/10.1115/GT2020-14966
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Topics: Gas turbines, Flow (Dynamics), Design, Turbines, Computational fluid dynamics, Coolants, Disks, Engines, Heat transfer, Modeling
Proceedings Papers

Influence of Key Design Parameters on the Aerodynamic Performance of a Centrifugal Compressor Volute for Turbocharger Applications

Pier Francesco Melani, Francesco Balduzzi, Alessandro Bianchini, Giovanni Ferrara, Pierre-Alain Hoffer, Stephane Montesino, Mattia Brenner
Proc. ASME. GT2020, Volume 8: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Marine; Microturbines, Turbochargers, and Small Turbomachines, V008T20A018, September 21–25, 2020
Paper No: GT2020-15195
DOI: https://doi.org/10.1115/GT2020-15195
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Topics: Compressors, Design, Turbochargers, Shapes, Flow (Dynamics), Computational fluid dynamics, Computer-aided design, Diffusers, Engineering prototypes, Fluid dynamics
Proceedings Papers

Effect of Stage Reaction and Shaft Labyrinth Seal in a Stage of an Axial Steam Turbine

Martin Nemec, Tomas Jelinek, Jan Uher, Petr Milcak
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T23A014, September 21–25, 2020
Paper No: GT2020-14741
DOI: https://doi.org/10.1115/GT2020-14741
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Topics: Steam turbines, Flow (Dynamics), Design, Turbines, Geometry, Stators, Pressure, Blades, Clearances (Engineering), Closed loop systems
Proceedings Papers

Prediction of Ventilation Effectiveness for LM9000 Package With Machine Learning

Alessandro Corsini, Giovanni Delibra, Marco Giovannelli, Gabriele Lucherini, Stefano Minotti, Stefano Rossin, Lorenzo Tieghi
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T21A006, September 21–25, 2020
Paper No: GT2020-14916
DOI: https://doi.org/10.1115/GT2020-14916
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Topics: Machine learning, Ventilation, Computational fluid dynamics, Artificial neural networks, Simulation, Gas turbines, Acoustics, Algorithms, Explosions, Flanges
Proceedings Papers

Meanline Analysis and CFD Study of a Radial Inflow Turbine With Vaneless Distributor for Low Temperature Organic Rankine Cycle

M. Deligant, S. Braccio, T. Capurso, F. Fornarelli, M. Torresi, E. Sauret
Proc. ASME. GT2020, Volume 9: Oil and Gas Applications; Organic Rankine Cycle Power Systems; Steam Turbine, V009T22A001, September 21–25, 2020
Paper No: GT2020-14792
DOI: https://doi.org/10.1115/GT2020-14792
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Topics: Computational fluid dynamics, Inflow, Low temperature, Organic Rankine cycle, Turbines, Design, Nozzles, Waste heat, Turbomachinery, Wheels
Proceedings Papers

Loss Predictions in the High-Pressure Film-Cooled Turbine Vane of the FACTOR Project by Mean of Wall-Modeled Large Eddy Simulation

Mael Harnieh, Nicolas Odier, Jérôme Dombard, Florent Duchaine, Laurent Gicquel
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A005, September 21–25, 2020
Paper No: GT2020-14232
DOI: https://doi.org/10.1115/GT2020-14232
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Topics: High pressure (Physics), Large eddy simulation, Turbines, Coolants, Flow (Dynamics), Engines, Film cooling, Pressure, Wakes, Boundary-value problems
Proceedings Papers

Fluctuation of Inducer Recirculation Stemming From Diffuser Stall in Centrifugal Turbomachinery Near Surge Condition

Kazuhiro Tsukamoto, Chisachi Kato
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A034, September 21–25, 2020
Paper No: GT2020-15761
DOI: https://doi.org/10.1115/GT2020-15761
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Topics: Diffusers, Surges, Turbomachinery, Flow (Dynamics), Impellers, Pressure, Pipes, Rotation, Suction, Computer simulation
Proceedings Papers

Blowing Control in Serpentine Inlet and its Effect on Fan-Stage Performance

Yubo He, Qingzhen Yang, Huicheng Yang, Saile Zhang, Haoqi Yang
Proc. ASME. GT2020, Volume 1: Aircraft Engine; Fans and Blowers, V001T01A008, September 21–25, 2020
Paper No: GT2020-14353
DOI: https://doi.org/10.1115/GT2020-14353
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Topics: Air flow, Aircraft, Boundary layers, Compressors, Design, Flow (Dynamics), Flow control, Military systems, Momentum, Optimal control
Proceedings Papers

Development and Validation of a Continuous Random Walk Model for Particle Tracking in Accelerating Flows

Nikul Vadgama, Marios Kapsis, Peter Forsyth, Matthew McGilvray, David R. H. Gillespie
Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT34A016, September 21–25, 2020
Paper No: GT2020-16026
DOI: https://doi.org/10.1115/GT2020-16026
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Topics: Flow (Dynamics), Particulate matter, Reynolds-averaged Navier–Stokes equations, Turbulence, Engineering simulation, Simulation, Statistics, Stress, Computational fluid dynamics, Damage
Proceedings Papers

Numerical and Experimental Aerodynamic Investigation of an S-Shaped Intermediate Compressor Duct With Bleed

Elias M. V. Siggeirsson, Niklas Andersson, Markus Burak Olander
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT36A017, September 21–25, 2020
Paper No: GT2020-15336
DOI: https://doi.org/10.1115/GT2020-15336
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Topics: Compressors, Ducts, Flow (Dynamics), Simulation, Computational fluid dynamics, Pipes, Aerospace engines, Axial flow, Blades, Design
Proceedings Papers

Study of Buoyancy Effects on Supercritical CO 2 Heat Transfer in Circular Pipes

Akshay Khadse, Ladislav Vesely, James Sherwood, Andres Curbelo, Vipul Goyal, Nandhini Raju, Jayanta S. Kapat, Wanjae Kim
Proc. ASME. GT2020, Volume 11: Structures and Dynamics: Structural Mechanics, Vibration, and Damping; Supercritical CO2, V011T31A013, September 21–25, 2020
Paper No: GT2020-15523
DOI: https://doi.org/10.1115/GT2020-15523
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Topics: Buoyancy, Heat transfer, Pipes, Supercritical carbon dioxide, Flow (Dynamics), Cooling systems, Thermodynamic power cycles, Computation, Cooling, Cross section (Physics)