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Proceedings Papers

Multiphase CFD Modeling of External Oil Flow From a Journal Bearing

Martin Berthold, Hervé Morvan, Richard Jefferson-Loveday, Benjamin C. Rothwell, Colin Young
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A039, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-77130
https://doi.org/10.1115/GT2018-77130
View Paper titled, Multiphase CFD Modeling of External Oil Flow From a Journal Bearing
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Topics: Computational fluid dynamics, Flow (Dynamics), Journal bearings, Modeling, Bearings, Boundary-value problems, Outflow, Phase interfaces, Approximation, Centrifugal force
Proceedings Papers

Numerical Investigations of an Axial Exhaust Diffuser Coupling the Last Stage of a Generic Gas Turbine

Marius Mihailowitsch, Markus Schatz, Damian M. Vogt
Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT43A003, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75185
https://doi.org/10.1115/GT2018-75185
View Paper titled, Numerical Investigations of an Axial Exhaust Diffuser Coupling the Last Stage of a Generic Gas Turbine
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Topics: Diffusers, Exhaust systems, Gas turbines, Turbines, Stress, Flow (Dynamics), Leakage, Leakage flows, Pressure, Design
Proceedings Papers

One-Dimensional Prediction and Three-Dimensional CFD Simulation of the Fluid Dynamics of Regenerative Pumps

Massimiliano Insinna, Simone Salvadori, Francesco Martelli, Giorgio Peroni, Gilles Simon, Antonio Dipace, Raffaele Squarcini
Proc. ASME. GT2018, Volume 2C: Turbomachinery, V02CT42A036, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76416
https://doi.org/10.1115/GT2018-76416
View Paper titled, One-Dimensional Prediction and Three-Dimensional CFD Simulation of the Fluid Dynamics of Regenerative Pumps
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Topics: Computational fluid dynamics, Fluid dynamics, Pumps, Simulation, Design, Flow (Dynamics), Centrifugal pumps, Displacement, Energy transformation, Fluids
Proceedings Papers

Investigations on the Heat Transfer and Flow Characteristics in a Trapezoid Duct for Turbine Blade Leading Edge

Hai-yong Liu, Cun-liang Liu, Lin Ye
Proc. ASME. GT2018, Volume 5A: Heat Transfer, V05AT16A001, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75156
https://doi.org/10.1115/GT2018-75156
View Paper titled, Investigations on the Heat Transfer and Flow Characteristics in a Trapezoid Duct for Turbine Blade Leading Edge
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Topics: Ducts, Flow (Dynamics), Heat transfer, Turbine blades, Cross-flow, Jets, Impingement cooling, Computer simulation, Cooling, Outflow
Proceedings Papers

Importance of Surface Curvature in Modelling Droplet Impingement on Fan Blades

Charles B. Burson-Thomas, Richard Wellman, Terry J. Harvey, Robert J. K. Wood
Proc. ASME. GT2018, Volume 2D: Turbomachinery, V02DT47A001, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75032
https://doi.org/10.1115/GT2018-75032
View Paper titled, Importance of Surface Curvature in Modelling Droplet Impingement on Fan Blades
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Topics: Blades, Drops, Modeling, Water, Erosion, Flow (Dynamics), Kinematics, Outflow
Proceedings Papers

Structural Integrity Assessment of ORC Turbine Tie-Rods: An Analysis Based on Elastic Shakedown and Fracture Mechanics

S. Rabbolini, M. Sanvito, A. Lo Conte, S. Beretta, D. Rizzi
Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT31A003, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75716
https://doi.org/10.1115/GT2018-75716
View Paper titled, Structural Integrity Assessment of ORC Turbine Tie-Rods: An Analysis Based on Elastic Shakedown and Fracture Mechanics
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Topics: Fracture mechanics, Organic Rankine cycle, Tie rods, Turbines, Stress, Fracture (Materials), Cycles, Fatigue, Thread, Crack propagation
Proceedings Papers

Design of a Variable Geometry Axial-Inflow Turbine Turbocharger Equipped With a Diffuser-Collector System

Apostolos Pesyridis, Alessandro Cappiello, Raffaele Tuccillo
Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T26A004, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75403
https://doi.org/10.1115/GT2018-75403
View Paper titled, Design of a Variable Geometry Axial-Inflow Turbine Turbocharger Equipped With a Diffuser-Collector System
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Topics: Design, Diffusers, Geometry, Inflow, Turbines, Turbochargers, Engines, Radial flow, Compressors, Flow (Dynamics)
Proceedings Papers

Flow Field and Hot Streak Migration Through High Pressure Cooled Vanes With Representative Lean Burn Combustor Outflow

T. Bacci, T. Lenzi, A. Picchi, L. Mazzei, B. Facchini
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT17A009, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76728
https://doi.org/10.1115/GT2018-76728
View Paper titled, Flow Field and Hot Streak Migration Through High Pressure Cooled Vanes With Representative Lean Burn Combustor Outflow
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Topics: Combustion chambers, Flow (Dynamics), High pressure (Physics), Outflow, Temperature, Turbines, Turbulence, Aircraft engines, Cooling, Nozzle guide vanes
Proceedings Papers

Hot Gas Ingestion Model Employing Flow Network With Axisymmetric Solvers

Yong W. Kim, Michael N. Okpara, Hans Hamm, Ramendra P. Roy, Hee-Koo Moon
Proc. ASME. GT2018, Volume 5B: Heat Transfer, V05BT15A034, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-77055
https://doi.org/10.1115/GT2018-77055
View Paper titled, Hot Gas Ingestion Model Employing Flow Network With Axisymmetric Solvers
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Topics: Flow (Dynamics), Cavities, Disks, Discharge coefficient, Geometry, Pressure, Sealing (Process), Turbines, Carbon dioxide, Cavity flows
Proceedings Papers

Adiabatic Effectiveness on High Pressure Turbine Nozzle Guide Vanes Under Realistic Swirling Conditions

T. Bacci, R. Becchi, A. Picchi, B. Facchini
Proc. ASME. GT2018, Volume 5C: Heat Transfer, V05CT19A028, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76637
https://doi.org/10.1115/GT2018-76637
View Paper titled, Adiabatic Effectiveness on High Pressure Turbine Nozzle Guide Vanes Under Realistic Swirling Conditions
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Topics: High pressure (Physics), Nozzle guide vanes, Swirling flow, Turbines, Combustion chambers, Film cooling, Flow (Dynamics), Airfoils, Cascades (Fluid dynamics), Coolants
Proceedings Papers

Aerodynamic Optimization of a Two-Part Variable Inlet Guide Vane in a Highly Loaded Low Pressure Compressor

Stefan Hemmert-Pottmann, William Gouézou, Eberhard Nicke
Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT39A010, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75489
https://doi.org/10.1115/GT2018-75489
View Paper titled, Aerodynamic Optimization of a Two-Part Variable Inlet Guide Vane in a Highly Loaded Low Pressure Compressor
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Topics: Compressors, Inlet guide vanes, Optimization, Pressure, Design, Struts (Engineering), Blades, Geometry, Rotors, Chords (Trusses)
Proceedings Papers

On the Interactions of a Rotor Blade Tip Flow With Axial Casing Grooves in an Axial Compressor Near the Best Efficiency Point

Huang Chen, Yuanchao Li, Joseph Katz
Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT39A043, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-77071
https://doi.org/10.1115/GT2018-77071
View Paper titled, On the Interactions of a Rotor Blade Tip Flow With Axial Casing Grooves in an Axial Compressor Near the Best Efficiency Point
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Topics: Blades, Compressors, Flow (Dynamics), Rotors, Corners (Structural elements), Vortices, Inflow, Turbulence, Leakage flows, Machinery
Proceedings Papers

Design and CFD Analysis of a 150kW 8-Stage ORC-ROT (Organic Rankine Cycle-Radial Outflow Turbine) and Performance Degradation due to Blade Tip Clearance of Labyrinth Seal

Yahya Doğu, İbrahim Günaydın, Zeynal Kılıçaslan, Tacettin İleri, Sinan Soğancı
Proc. ASME. GT2018, Volume 3: Coal, Biomass, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems, V003T28A004, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75612
https://doi.org/10.1115/GT2018-75612
View Paper titled, Design and CFD Analysis of a 150kW 8-Stage ORC-ROT (Organic Rankine Cycle-Radial Outflow Turbine) and Performance Degradation due to Blade Tip Clearance of Labyrinth Seal
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Topics: Blades, Clearances (Engineering), Computational fluid dynamics, Cycles, Design, Organic Rankine cycle, Outflow, Turbines, Geometry, Leakage
Proceedings Papers

Developments of a Flow Visualization Borescope and a Two-Phase Flow Probe for Aeroengine Transmission Gears

Hidenori Arisawa, Yuji Shinoda, Yoshiyuki Noguchi, Tatsuhiko Goi, Takahiko Banno, Hirofumi Akahori
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A001, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75083
https://doi.org/10.1115/GT2018-75083
View Paper titled, Developments of a Flow Visualization Borescope and a Two-Phase Flow Probe for Aeroengine Transmission Gears
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Topics: Flow visualization, Gears, Probes, Two-phase flow, Flow (Dynamics), Pipes, Imaging, Lasers, Lenses (Optics), Mechanical drives
Proceedings Papers

Correlation Between Pressure Recovery of Highly Loaded Annular Diffusers and Integral Stage Design Parameters

Dajan Mimic, Bastian Drechsel, Florian Herbst
Proc. ASME. GT2017, Volume 2B: Turbomachinery, V02BT42A006, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63586
https://doi.org/10.1115/GT2017-63586
View Paper titled, Correlation Between Pressure Recovery of Highly Loaded Annular Diffusers and Integral Stage Design Parameters
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Topics: Design, Diffusers, Pressure, Boundary layers, Rotors, Vortices, Flow (Dynamics), Separation (Technology), Turbines, Blades
Proceedings Papers

Conceptual Design of an Axial Turbocharger Turbine

Apostolos Pesiridis, Antonio Ferrara, Raffaele Tuccillo, Hua Chen
Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A029, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64825
https://doi.org/10.1115/GT2017-64825
View Paper titled, Conceptual Design of an Axial Turbocharger Turbine
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Topics: Conceptual design, Turbines, Turbochargers, Engines, Flow (Dynamics), Design, Rotors, Transients (Dynamics), Axial flow, Computational fluid dynamics
Proceedings Papers

Aeroacoustic Analysis of Low-Speed Axial Fans With Different Rotational Speeds in the Design Point

Patrick Buchwald, Damian M. Vogt, Julien Grilliat, Wolfgang Laufer, Michael B. Schmitz, Andreas Lucius, Marc Schneider
Proc. ASME. GT2017, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Honors and Awards, V001T09A010, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64417
https://doi.org/10.1115/GT2017-64417
View Paper titled, Aeroacoustic Analysis of Low-Speed Axial Fans With Different Rotational Speeds in the Design Point
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Topics: Design, Fans, Noise (Sound), Blades, Pressure, Acoustics, Emissions, Spin (Aerodynamics), Spinning (Textile), Flow separation
Proceedings Papers

Experimental Study to Enhance Resistance for Boundary Layer Flashback in Swirl Burners Using Microsurfaces

Mohammed Al-Fahham, Fares Amer Hatem, Ali Safa Alsaegh, Agustin Valera Medina, Samuel Bigot, Richard Marsh
Proc. ASME. GT2017, Volume 4A: Combustion, Fuels and Emissions, V04AT04A030, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63367
https://doi.org/10.1115/GT2017-63367
View Paper titled, Experimental Study to Enhance Resistance for Boundary Layer Flashback in Swirl Burners Using Microsurfaces
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Topics: Boundary layers, Combustion, Combustion systems, Computational fluid dynamics, Flames, Swirling flow, Biomimetics, Damage, Drag (Fluid dynamics), Flow (Dynamics)
Proceedings Papers

Experimental Optimization of Rolls-Royce AE3007 Sump Design

Budi W. Chandra, Steven H. Collicott, John H. Munson
Proc. ASME. GT2017, Volume 1: Aircraft Engine; Fans and Blowers; Marine; Honors and Awards, V001T01A022, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64030
https://doi.org/10.1115/GT2017-64030
View Paper titled, Experimental Optimization of Rolls-Royce AE3007 Sump Design
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Topics: Design, Optimization, Bearings, Engineering prototypes, Gravity (Force), Outflow, Transparency, Two-phase flow
Proceedings Papers

Experimental Investigations on the Efficiency of Active Flow Control in a Compressor Cascade With Periodic Non-Steady Outflow Conditions

Marcel Staats, Wolfgang Nitsche
Proc. ASME. GT2017, Volume 2A: Turbomachinery, V02AT39A006, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63246
https://doi.org/10.1115/GT2017-63246
View Paper titled, Experimental Investigations on the Efficiency of Active Flow Control in a Compressor Cascade With Periodic Non-Steady Outflow Conditions
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Topics: Cascades (Fluid dynamics), Compressors, Flow control, Outflow, Stators, Blades, Flow (Dynamics), Actuators, Flow separation, Pressure