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Proceedings Papers

Erratum: “Analysis of the Performance of Plasma Actuators Under Low-Pressure Turbine Conditions Based on Experiments and URANS Simulations” [ASME Turbo Expo 2017: Turbomachinery Technical Conference and Exposition, Volume 2A: Turbomachinery, Charlotte, North Carolina, USA, June 26–30, 2017, Conference Sponsors: International Gas Turbine Institute, ISBN: 978-0-7918-5078-7, Copyright © 2017 by ASME. Paper No. GT2017-64867, V02AT40A034; 15 pages; doi: 10.1115/GT2017-64867]

D. S. Martínez, E. Pescini, F. Marra, M. G. De Giorgi, A. Ficarella

Proc. ASME. GT2017, Volume 2A: Turbomachinery, V02AT40A034e, June 26–30, 2017

Paper No: GT2017-64867e

DOI: https://doi.org/10.1115/GT2017-64867e

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Topics: Actuators, Engineering simulation, International Gas Turbine Institute, Plasmas (Ionized gases), Pressure, Simulation, Turbines, Turbochargers, Turbomachinery, Errors

Proceedings Papers

The Effects of Inlet Boundary Layer Condition and Periodically Incoming Wakes on Secondary Flow in a Low Pressure Turbine Cascade

Tobias Schubert, Silvio Chemnitz, Reinhard Niehuis

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A001, September 21–25, 2020

Paper No: GT2020-14242

DOI: https://doi.org/10.1115/GT2020-14242

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Topics: Boundary layers, Cascades (Fluid dynamics), Flow (Dynamics), Pressure, Turbines, Wakes, Design, Inflow, Blades, Flat plates

Proceedings Papers

Aerodynamic Performance Investigation of Turbine in the Event of One Blade Primary Fracture Failure

Shenghui Zhang, Shuiting Ding, Tian Qiu

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A016, September 21–25, 2020

Paper No: GT2020-15152

DOI: https://doi.org/10.1115/GT2020-15152

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Topics: Blades, Failure, Fracture (Materials), Fracture (Process), Safety, Turbine blades, Turbines

Proceedings Papers

A CFD-Based Prediction Method for Tip Clearance Losses and Deviations in Axial Turbines

Clemens Buske

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A011, September 21–25, 2020

Paper No: GT2020-14645

DOI: https://doi.org/10.1115/GT2020-14645

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Topics: Clearances (Engineering), Computational fluid dynamics, Turbines, Flow (Dynamics), Blades, Engineering simulation, Rotors, Simulation, Boundary layers, Geometry

Proceedings Papers

A New Multi-Stage Turbine Stator Design for Improved Performance Retention

Heather K. Jameson, John P. Longley

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A006, September 21–25, 2020

Paper No: GT2020-14407

DOI: https://doi.org/10.1115/GT2020-14407

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Topics: Design, Stators, Turbines, Vortices, Rotors, Cavities, Flow (Dynamics), Leakage, Leakage flows, Separation (Technology)

Proceedings Papers

Axisymmetric Tip Gap Profiling in a Shroudless Axial Turbine

M. Abda, M. G. Rose

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A002, September 21–25, 2020

Paper No: GT2020-14301

DOI: https://doi.org/10.1115/GT2020-14301

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Topics: Turbines, Flow (Dynamics), Leakage, Blades, Design, Leakage flows, Pressure, Rotors, Vortices, Bubbles

Proceedings Papers

Comparison of Endwall Loss Reduction Techniques in a High-Lift Turbine Passage

Christopher R. Marks, Nathan Fletcher, Rolf Sondergaard

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A017, September 21–25, 2020

Paper No: GT2020-15258

DOI: https://doi.org/10.1115/GT2020-15258

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Topics: Turbines, Flow (Dynamics), Blades, Cascades (Fluid dynamics), Design, Shapes, Corners (Structural elements), Jets, Particulate matter, Pressure

Proceedings Papers

Unsteady Steam Turbine Optimization Using High Fidelity CFD

Vahid Iranidokht, Ilias Papagiannis, Anestis Kalfas, Reza Abhari, Shigeki Senoo, Kazuhiro Momma

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A012, September 21–25, 2020

Paper No: GT2020-14674

DOI: https://doi.org/10.1115/GT2020-14674

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Topics: Computational fluid dynamics, Optimization, Steam turbines

Proceedings Papers

High-Fidelity Simulations of a High-Pressure Turbine Vane Subject to Large Disturbances: Effect of Exit Mach Number on Losses

Yaomin Zhao, Richard D. Sandberg

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A007, September 21–25, 2020

Paper No: GT2020-14445

DOI: https://doi.org/10.1115/GT2020-14445

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Topics: Engineering simulation, High pressure (Physics), Mach number, Simulation, Turbines, Blades, Turbulence, Boundary layers, Flow (Dynamics), Shock (Mechanics)

Proceedings Papers

Volumetric Velocimetry Measurements of Purge-Mainstream Interaction in a 1-Stage Turbine

A. J. Carvalho Figueiredo, B. D. J. Schreiner, A. W. Mesny, O. J. Pountney, J. A. Scobie, Y. S. Li, D. J. Cleaver, C. M. Sangan

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A003, September 21–25, 2020

Paper No: GT2020-14307

DOI: https://doi.org/10.1115/GT2020-14307

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Topics: Turbines, Flow (Dynamics), Blades, Computational fluid dynamics, Vortices, Compressors, Computation, Convection, Cooling, Disks

Proceedings Papers

Hybrid RANS/LES Simulation of Combustor/Turbine Interactions

Guoping Xia, Georgi Kalitzin, Jin Lee, Gorazd Medic, Om Sharma

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A013, September 21–25, 2020

Paper No: GT2020-14873

DOI: https://doi.org/10.1115/GT2020-14873

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Topics: Combustion chambers, Reynolds-averaged Navier–Stokes equations, Simulation, Turbines, Flow (Dynamics), High pressure (Physics), Temperature profiles, Blades, Computational fluid dynamics, Design

Proceedings Papers

Reynolds and Mach Number Effects on the Flow in a Low-Pressure Turbine

Maxime Fiore

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A004, September 21–25, 2020

Paper No: GT2020-14325

DOI: https://doi.org/10.1115/GT2020-14325

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Topics: Flow (Dynamics), Mach number, Pressure, Turbines, Blades, Boundary layers, Gas turbines, Kinetic energy, Nozzle guide vanes, Reynolds number

Proceedings Papers

Secondary Flow Response to Endwall Jets in a Low Pressure Turbine

Nathan Fletcher, Christopher R. Marks, Molly H. Donovan

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A018, September 21–25, 2020

Paper No: GT2020-15284

DOI: https://doi.org/10.1115/GT2020-15284

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Topics: Flow (Dynamics), Jets, Pressure, Turbines, Vortices, Blades, Cascades (Fluid dynamics), Design, Dynamics (Mechanics), Excitation

Proceedings Papers

Experimental and Numerical Study of Laminar-Turbulent Transition on a Low-Pressure Turbine Outlet Guide Vane

Isak Jonsson, Srikanth Deshpande, Valery Chernoray, Oskar Thulin, Jonas Larsson

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A014, September 21–25, 2020

Paper No: GT2020-14990

DOI: https://doi.org/10.1115/GT2020-14990

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Topics: Computational fluid dynamics, Flow (Dynamics), Guide vanes, Pressure, Thermography, Turbines, Turbulence

Proceedings Papers

Dynamics of Shock Waves Interacting With Laminar Separated Transonic Turbine Flow Investigated by High-Speed Schlieren and Surface Hot-Film Sensors

Marcel Börner, Reinhard Niehuis

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A005, September 21–25, 2020

Paper No: GT2020-14386

DOI: https://doi.org/10.1115/GT2020-14386

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Topics: Dynamics (Mechanics), Flow (Dynamics), Sensors, Shock waves, Turbines, Bubbles, Separation (Technology), Boundary layers, Mach number, Suction

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

Paper No: GT2020-14465

DOI: https://doi.org/10.1115/GT2020-14465

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Topics: Impulse (Physics), Optimization, Turbine blades, Turbines

Proceedings Papers

Effect of Jets in Crossflow in Deposition Mitigation on Full 3D NGV With Endwall Features

Stefano Oliani, Nicola Casari, Michele Pinelli, Alessio Suman, Mauro Carnevale

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A021, September 21–25, 2020

Paper No: GT2020-15367

DOI: https://doi.org/10.1115/GT2020-15367

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Topics: Jets, Nozzle guide vanes, Particulate matter, Aerodynamics, Aircraft, Flow (Dynamics), Airfoils, Cascades (Fluid dynamics), Compressors, Computational fluid dynamics

Proceedings Papers

Effects of Casing Relative Motion on Aerodynamic Performance With Modified Designs of Winglet and Squealer Tip

Anmol Garg, Sachin Singh Rawat, B. V. S. S. S. Prasad

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A015, September 21–25, 2020

Paper No: GT2020-15003

DOI: https://doi.org/10.1115/GT2020-15003

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Topics: Blades, Cavities, Design, Flow (Dynamics), Geometry, Heat transfer, High pressure (Physics), Leakage, Leakage flows, Momentum

Proceedings Papers

Detailed Experimental Study of the Flow in a Turbine Rear Structure at Engine Realistic Flow Conditions

Valentin Vikhorev, Valery Chernoray, Oskar Thulin, Srikanth Deshpande, Jonas Larsson

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A026, September 21–25, 2020

Paper No: GT2020-15734

DOI: https://doi.org/10.1115/GT2020-15734

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Topics: Engines, Flow (Dynamics), Guide vanes, Pressure, Turbines

Proceedings Papers

Contribution of Tip Shroud Cavity to Loss Generation in the Main Flow of a Low Pressure Turbine Using Steady and Unsteady Numerical Approach

Maxime Perini, Nicolas Binder, Yannick Bousquet, Eric Schwartz

Proc. ASME. GT2020, Volume 2B: Turbomachinery, V02BT33A022, September 21–25, 2020

Paper No: GT2020-15422

DOI: https://doi.org/10.1115/GT2020-15422

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Topics: Cavities, Flow (Dynamics), Pressure, Turbines, Simulation, Cavity flows, Computation, Entropy, Optimization, Rotors

2 3 4 5

NARROW

The Effects of Inlet Boundary Layer Condition and Periodically Incoming Wakes on Secondary Flow in a Low Pressure Turbine Cascade

Aerodynamic Performance Investigation of Turbine in the Event of One Blade Primary Fracture Failure

A CFD-Based Prediction Method for Tip Clearance Losses and Deviations in Axial Turbines

A New Multi-Stage Turbine Stator Design for Improved Performance Retention

Axisymmetric Tip Gap Profiling in a Shroudless Axial Turbine

Comparison of Endwall Loss Reduction Techniques in a High-Lift Turbine Passage

Unsteady Steam Turbine Optimization Using High Fidelity CFD

High-Fidelity Simulations of a High-Pressure Turbine Vane Subject to Large Disturbances: Effect of Exit Mach Number on Losses

Volumetric Velocimetry Measurements of Purge-Mainstream Interaction in a 1-Stage Turbine

Hybrid RANS/LES Simulation of Combustor/Turbine Interactions

Reynolds and Mach Number Effects on the Flow in a Low-Pressure Turbine

Secondary Flow Response to Endwall Jets in a Low Pressure Turbine

Experimental and Numerical Study of Laminar-Turbulent Transition on a Low-Pressure Turbine Outlet Guide Vane

Dynamics of Shock Waves Interacting With Laminar Separated Transonic Turbine Flow Investigated by High-Speed Schlieren and Surface Hot-Film Sensors

Optimization of Supersonic Axial Turbine Blades Based on Surrogate Models

Effect of Jets in Crossflow in Deposition Mitigation on Full 3D NGV With Endwall Features

Effects of Casing Relative Motion on Aerodynamic Performance With Modified Designs of Winglet and Squealer Tip

Detailed Experimental Study of the Flow in a Turbine Rear Structure at Engine Realistic Flow Conditions

Contribution of Tip Shroud Cavity to Loss Generation in the Main Flow of a Low Pressure Turbine Using Steady and Unsteady Numerical Approach

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