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Proceedings Papers

Impact of Inlet Conditions on TVF Exit Flow Field

Mattia Graiff, Marian Staggl, Christian Wakelam, Franz Heitmeir, Emil Göttlich
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A003, June 13–17, 2022
Paper No: GT2022-80768
https://doi.org/10.1115/GT2022-80768
View Paper titled, Impact of Inlet Conditions on TVF Exit Flow Field
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Topics: Flow (Dynamics), Turbines, Engines, Design, Pressure, Aircraft engines, Architecture, Cascades (Fluid dynamics), Computation, Flow visualization
Proceedings Papers

Flow Visualization Study From a Flat Plate With Multiple Impinging Jets for Different Cross-Flow Schemes

Radheesh Dhanasegaran, Ssheshan Pugazhendhi
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A017, June 13–17, 2022
Paper No: GT2022-82152
https://doi.org/10.1115/GT2022-82152
View Paper titled, Flow Visualization Study From a Flat Plate With Multiple Impinging Jets for Different Cross-Flow Schemes
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Topics: Cross-flow, Flat plates, Flow visualization, Jets, Heat transfer, Separation (Technology), Flow (Dynamics), Reynolds number, Skin friction (Fluid dynamics), Turbulence
Proceedings Papers

Performance Evaluation of Leading Edge Tubercles Applied to the Blades in a 2-D Compressor Cascade

Satpreet S. Sidhu, Asad Asghar, William D. E. Allan
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A017, June 7–11, 2021
Paper No: GT2021-58798
https://doi.org/10.1115/GT2021-58798
View Paper titled, Performance Evaluation of Leading Edge Tubercles Applied to the Blades in a 2-D Compressor Cascade
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Topics: Blades, Cascades (Fluid dynamics), Compressors, Performance evaluation, Flow visualization, Geometry, Mach number, Pressure, Aircraft engines, Design
Proceedings Papers

Design and Testing of a Static Rig for Tesla Turbine Flow Visualization

Marco Ferrando, Michael Caminale, Federico Reggio, Paolo Silvestri
Proc. ASME. GT2021, Volume 6: Ceramics and Ceramic Composites; Coal, Biomass, Hydrogen, and Alternative Fuels; Microturbines, Turbochargers, and Small Turbomachines, V006T19A010, June 7–11, 2021
Paper No: GT2021-59175
https://doi.org/10.1115/GT2021-59175
View Paper titled, Design and Testing of a Static Rig for Tesla Turbine Flow Visualization
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Topics: Design, Flow visualization, Nozzles, Testing, Turbines, Two-phase flow
Proceedings Papers

Reconstruction of Temperature Distribution for a Turbulent Free Jet Using Background Oriented Schlieren

Benjamin H. Wahls, Kishore Ranganath Ramakrishnan, Srinath Ekkad
Proc. ASME. GT2021, Volume 4: Controls, Diagnostics, and Instrumentation; Cycle Innovations; Cycle Innovations: Energy Storage; Education; Electric Power, V004T05A011, June 7–11, 2021
Paper No: GT2021-59690
https://doi.org/10.1115/GT2021-59690
View Paper titled, Reconstruction of Temperature Distribution for a Turbulent Free Jet Using Background Oriented Schlieren
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Topics: Temperature distribution, Turbulence, Nozzles, Temperature, Algorithms, Chemically reactive flow, Displacement, Flow (Dynamics), Steady state, Thermocouples
Proceedings Papers

Atomization of High Viscosity Liquids Using a Two-Fluid Counterflow Nozzle: Experiments and Modeling

Roshan Rangarajan, Hongyuan Zhang, Paul J. Strykowski, Alison Hoxie, Suo Yang, Vinod Srinivasan
Proc. ASME. GT2020, Volume 4B: Combustion, Fuels, and Emissions, V04BT04A022, September 21–25, 2020
Paper No: GT2020-15691
https://doi.org/10.1115/GT2020-15691
View Paper titled, Atomization of High Viscosity Liquids Using a Two-Fluid Counterflow Nozzle: Experiments and Modeling
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Topics: Fluids, Modeling, Nozzles, Sprays, Viscosity, Flow (Dynamics), Drops, Simulation, Flow visualization, Lasers
Proceedings Papers

Heat Transfer and Flow Visualization of Equilaterally Staggered Jet Arrangement on a Flat Surface

Alankrita Singh, B. V. S. S. S. Prasad
Proc. ASME. GT2020, Volume 7A: Heat Transfer, V07AT15A002, September 21–25, 2020
Paper No: GT2020-14196
https://doi.org/10.1115/GT2020-14196
View Paper titled, Heat Transfer and Flow Visualization of Equilaterally Staggered Jet Arrangement on a Flat Surface
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Topics: Flow visualization, Heat transfer
Proceedings Papers

Conditioning of Leakage Flows in Gas Turbine Rotor-Stator Cavities

P. W. Darby, A. W. Mesny, G. De Cosmo, M. Carnevale, G. D. Lock, J. A. Scobie, C. M. Sangan
Proc. ASME. GT2020, Volume 7C: Heat Transfer, V07CT14A007, September 21–25, 2020
Paper No: GT2020-14308
https://doi.org/10.1115/GT2020-14308
View Paper titled, Conditioning of Leakage Flows in Gas Turbine Rotor-Stator Cavities
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Topics: Cavities, Gas turbines, Leakage flows, Rotors, Stators, Flow (Dynamics), Leakage, Disks, Momentum, Engines
Proceedings Papers

An Analysis of the Secondary Flow Around a Tandem Blade Under the Presence of a Tip Gap in a High-Speed Linear Compressor Cascade

Liesbeth Konrath, Dieter Peitsch, Alexander Heinrich
Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A001, September 21–25, 2020
Paper No: GT2020-14175
https://doi.org/10.1115/GT2020-14175
View Paper titled, An Analysis of the Secondary Flow Around a Tandem Blade Under the Presence of a Tip Gap in a High-Speed Linear Compressor Cascade
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Topics: Blades, Cascades (Fluid dynamics), Compressors, Flow (Dynamics), Clearances (Engineering), Vortices, Design, Engines, Flow visualization, Geometry
Proceedings Papers

Secondary Flow Measurements in a Compressor Cascade Using 3D LDA/PDA: Part A — Flow Topology and its Numerical Representation

Silvio Geist, Janneck Harbeck, Franz Joos
Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT39A001, June 17–21, 2019
Paper No: GT2019-90123
https://doi.org/10.1115/GT2019-90123
View Paper titled, Secondary Flow Measurements in a Compressor Cascade Using 3D LDA/PDA: Part A — Flow Topology and its Numerical Representation
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Topics: Cascades (Fluid dynamics), Compressors, Flow (Dynamics), Flow measurement, Topology, Corners (Structural elements), Lasers, Simulation, Blades, Boundary layers
Proceedings Papers

Systematic Experimental Evaluations Aimed at Optimizing the Geometry of Axial Casing Groove in a Compressor

Huang Chen, Subhra Shankha Koley, Yuanchao Li, Joseph Katz
Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT39A021, June 17–21, 2019
Paper No: GT2019-91050
https://doi.org/10.1115/GT2019-91050
View Paper titled, Systematic Experimental Evaluations Aimed at Optimizing the Geometry of Axial Casing Groove in a Compressor
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Topics: Compressors, Geometry, Flow (Dynamics), Blades, Rotation, Vortices, Equipment performance, Flow measurement, Flow visualization, Inlet guide vanes
Proceedings Papers

A Low Reynolds Number Experimental Evaluation of Tubercles on a Low-Pressure Turbine Cascade

Stephen A. Pym, Asad Asghar, William D. E. Allan, John P. Clark
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT40A028, June 17–21, 2019
Paper No: GT2019-91699
https://doi.org/10.1115/GT2019-91699
View Paper titled, A Low Reynolds Number Experimental Evaluation of Tubercles on a Low-Pressure Turbine Cascade
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Topics: Cascades (Fluid dynamics), Pressure, Reynolds number, Turbines, Blades, Boundary layers, Engines, Suction, Turbine blades, Aircraft
Proceedings Papers

Experimental and Numerical Investigation on Film Cooling Performance and Flow Structure of Film Holes

Nan Cao, Xue Li, Ze-yu Wu, Xiang Luo
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A012, June 17–21, 2019
Paper No: GT2019-90734
https://doi.org/10.1115/GT2019-90734
View Paper titled, Experimental and Numerical Investigation on Film Cooling Performance and Flow Structure of Film Holes
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Topics: Film cooling, Flow (Dynamics), Vortices, Cooling, Coolants, Flow visualization, Blades, Density, Flat plates, Gas turbines
Proceedings Papers

The Effect of Step Misalignment on Purge Flow Cooling of Nozzle Guide Vane at Transonic Conditions

Luke Luehr, Ridge Sibold, Shuo Mao, Wing F. Ng, Zhigang Li, Hongzhou Xu, Michael Fox
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A024, June 17–21, 2019
Paper No: GT2019-91810
https://doi.org/10.1115/GT2019-91810
View Paper titled, The Effect of Step Misalignment on Purge Flow Cooling of Nozzle Guide Vane at Transonic Conditions
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Topics: Cooling, Flow (Dynamics), Nozzle guide vanes, Film cooling, Coolants, Turbulence, Boundary layers, Cascades (Fluid dynamics), Chords (Trusses), Flow visualization
Proceedings Papers

Effects on Heat Transfer Coefficient and Adiabatic Effectiveness in Combined Backside and Film Cooling With Short-Hole Geometry

Renzo La Rosa, Jaideep Pandit, Wing Ng, Brett Barker
Proc. ASME. GT2019, Volume 5B: Heat Transfer, V05BT19A018, June 17–21, 2019
Paper No: GT2019-91522
https://doi.org/10.1115/GT2019-91522
View Paper titled, Effects on Heat Transfer Coefficient and Adiabatic Effectiveness in Combined Backside and Film Cooling With Short-Hole Geometry
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Topics: Film cooling, Geometry, Heat transfer coefficients, Cooling, Flow (Dynamics), Coolants, Heat transfer, Reynolds number, Computer software, Density
Proceedings Papers

Impact of a Combustor-Turbine Interface on Turbine Vane Aerodynamics and Film Cooling

A. Lerch, R. Bauer, J. Krueckels, M. Henze
Proc. ASME. GT2019, Volume 5A: Heat Transfer, V05AT13A002, June 17–21, 2019
Paper No: GT2019-90359
https://doi.org/10.1115/GT2019-90359
View Paper titled, Impact of a Combustor-Turbine Interface on Turbine Vane Aerodynamics and Film Cooling
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Topics: Aerodynamics, Combustion chambers, Film cooling, Turbines, Gas turbines, Flow (Dynamics), Airfoils, Cascades (Fluid dynamics), Computational fluid dynamics, Computer simulation
Proceedings Papers

LES and RANS Analysis of the End-Wall Flow in a Linear LPT Cascade: Part I — Flow and Secondary Vorticity Fields Under Varying Inlet Condition

R. Pichler, Yaomin Zhao, R. D. Sandberg, V. Michelassi, R. Pacciani, M. Marconcini, A. Arnone
Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT41A020, June 11–15, 2018
Paper No: GT2018-76233
https://doi.org/10.1115/GT2018-76233
View Paper titled, LES and RANS Analysis of the End-Wall Flow in a Linear LPT Cascade: Part I — Flow and Secondary Vorticity Fields Under Varying Inlet Condition
Open the PDF for LES and RANS Analysis of the End-Wall Flow in a Linear LPT Cascade: Part I — Flow and Secondary Vorticity Fields Under Varying Inlet Condition in another window
Topics: Cascades (Fluid dynamics), Flow (Dynamics), Reynolds-averaged Navier–Stokes equations, Vorticity, Boundary layers, Blades, Design, Vortices, Computational fluid dynamics, Engineering simulation
Proceedings Papers

Experimental Study of Two-Phase Air/Water Flow in a Centrifugal Pump Working With a Closed or a Semi-Open Impeller

Michael Mansour, Bernd Wunderlich, Dominique Thévenin
Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T27A012, June 11–15, 2018
Paper No: GT2018-75380
https://doi.org/10.1115/GT2018-75380
View Paper titled, Experimental Study of Two-Phase Air/Water Flow in a Centrifugal Pump Working With a Closed or a Semi-Open Impeller
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Topics: Centrifugal pumps, Flow (Dynamics), Impellers, Water, Pumps, Glass, Transparency, Air flow, Blades, Computational fluid dynamics
Proceedings Papers

The Inner Workings of Axial Casing Grooves in a One and a Half Stage Axial Compressor With a Large Rotor Tip Gap: Changes in Stall Margin and Efficiency

Chunill Hah
Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT39A001, June 11–15, 2018
Paper No: GT2018-75040
https://doi.org/10.1115/GT2018-75040
View Paper titled, The Inner Workings of Axial Casing Grooves in a One and a Half Stage Axial Compressor With a Large Rotor Tip Gap: Changes in Stall Margin and Efficiency
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Topics: Compressors, Rotors, Flow (Dynamics), Boundary layers, Clearances (Engineering), Blades, Leakage, Flow visualization, Large eddy simulation, Pressure
Proceedings Papers

Design of a Closed-Loop Optical-Access Supersonic Test Facility for Organic Vapours

Martin T. White, Abdulnaser I. Sayma
Proc. ASME. GT2018, Volume 3: Coal, Biomass, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T28A002, June 11–15, 2018
Paper No: GT2018-75301
https://doi.org/10.1115/GT2018-75301
View Paper titled, Design of a Closed-Loop Optical-Access Supersonic Test Facility for Organic Vapours
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Topics: Design, Test facilities, Fluids, Flow (Dynamics), Organic Rankine cycle, Particulate matter, Turbines, Compressors, Computational fluid dynamics, Diffusers