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Proceedings Papers

Impact of Turbine-Strut Clocking and Turbine Outlet Swirl on the Heat Transfer and Film Cooling in an Aggressive Turbine Center Frame

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Patrick R. Jagerhofer, Tobias Glasenapp, Bastian Patzer, Emil Göttlich
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T13A020, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125644
https://doi.org/10.1115/GT2024-125644
View Paper titled, Impact of Turbine-Strut Clocking and Turbine Outlet Swirl on the Heat Transfer and Film Cooling in an Aggressive Turbine Center Frame
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Topics: Film cooling, Heat transfer, Struts (Engineering), Turbines, Flow (Dynamics), Heat transfer coefficients, Airfoils, Ducts, High pressure (Physics), Pressure
Proceedings Papers

Optimisation of a Hydrogen-Fuelled Parametric Strut Injector Using an Automated Workflow CFD Method

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Nicholas C. W. Treleaven, Guillaume J. J. Fournier, Julien Leparoux, Renaud Mercier
Proc. ASME. GT2024, Volume 3B: Combustion, Fuels, and Emissions, V03BT04A052, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128828
https://doi.org/10.1115/GT2024-128828
View Paper titled, Optimisation of a Hydrogen-Fuelled Parametric Strut Injector Using an Automated Workflow CFD Method
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Topics: Computational fluid dynamics, Ejectors, Hydrogen, Optimization, Struts (Engineering), Workflow, Design, Engineering simulation, Simulation, Metamodeling
Proceedings Papers

Experimental and Numerical Comparison of Two Turbine Vane Frame Designs

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Nicolas Krajnc, Asim Hafizovic, Lukas Wiesinger, Francesco Mangini, Patrick Zeno Sterzinger, Marios Patinios, Emil Göttlich
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT33A010, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126184
https://doi.org/10.1115/GT2024-126184
View Paper titled, Experimental and Numerical Comparison of Two Turbine Vane Frame Designs
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Topics: Turbines, Flow (Dynamics), Design, Ducts, High pressure (Physics), Momentum, Rotors, Airfoils, Boundary-value problems, Computer simulation
Proceedings Papers

Tuning Modal Behaviour of Additively Manufactured Lattice Structures

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Marco Beghini, Tommaso Grossi, Giuseppe Macoretta, Bernardo Disma Monelli, Ivan Senegaglia, Paolo del Turco, Andrea Fardelli, Francesco Morante
Proc. ASME. GT2023, Volume 11B: Structures and Dynamics — Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction; Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V11BT23A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103586
https://doi.org/10.1115/GT2023-103586
View Paper titled, Tuning Modal Behaviour of Additively Manufactured Lattice Structures
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Topics: Additive manufacturing, Design, Finite element analysis, Modeling, Lasers, Shapes, Stiffness, Boundary-value problems, Finite element methods, Finite element model
Proceedings Papers

Secondary Flow Patterns Through a Turbine Vane Frame

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Mattia Graiff, Marian Staggl, Christian Wakelam, Anna-Lisa Laufer, Emil Göttlich
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT33A008, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102390
https://doi.org/10.1115/GT2023-102390
View Paper titled, Secondary Flow Patterns Through a Turbine Vane Frame
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Topics: Flow (Dynamics), Turbines, Blades, Cascades (Fluid dynamics), Design, Ducts, High pressure (Physics), Machine dynamics, Pressure, Stress
Proceedings Papers

Experimental Investigation of the Effect of Bleed on the Aerodynamics of a Low-Pressure Compressor Stage in a Turbofan Engine

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Apostolos Spanelis, Paul A. Denman, Ian Mariah, A. Duncan Walker
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT33A007, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102260
https://doi.org/10.1115/GT2023-102260
View Paper titled, Experimental Investigation of the Effect of Bleed on the Aerodynamics of a Low-Pressure Compressor Stage in a Turbofan Engine
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Topics: Aerodynamics, Compressors, Ducts, Engines, Pressure, Struts (Engineering), Turbofans
Proceedings Papers

Unsteady Investigation of Intermediate Turbine Ducts Under the Influence of Purge Flows

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Filippo Merli, Nicolas Krajnc, Asim Hafizovic, Malte Schien, Emil Göttlich
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT33A014, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104211
https://doi.org/10.1115/GT2023-104211
View Paper titled, Unsteady Investigation of Intermediate Turbine Ducts Under the Influence of Purge Flows
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Topics: Ducts, Flow (Dynamics), Turbines, Engines, Turbofans, Pressure, Rotors, Unsteady flow, Aerodynamic flow, Cavities
Proceedings Papers

Aerodynamic Assessment of Turbine Center Frames and Turbine Vane Frames Under the Influence of Purge Flows

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Filippo Merli, Asim Hafizovic, Nicolas Krajnc, Malte Schien, Andreas Peters, Franz Heitmeir, Emil Göttlich
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A013, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82502
https://doi.org/10.1115/GT2022-82502
View Paper titled, Aerodynamic Assessment of Turbine Center Frames and Turbine Vane Frames Under the Influence of Purge Flows
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Topics: Flow (Dynamics), Turbines, Ducts, Engines, Design, Pressure, Rotors, Blades, Cavities, Probes
Proceedings Papers

The Interaction of Main Stream Flow and Cavity Flows in Turbine Center Frames and Turbine Vane Frames

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Filippo Merli, Asim Hafizovic, Nicolas Krajnc, Malte Schien, Andreas Peters, Franz Heitmeir, Emil Göttlich
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A012, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82458
https://doi.org/10.1115/GT2022-82458
View Paper titled, The Interaction of Main Stream Flow and Cavity Flows in Turbine Center Frames and Turbine Vane Frames
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Topics: Cavity flows, Flow (Dynamics), Turbines, Ducts, Engines, Boundary layers, Cavities, Probes, Rotors, Struts (Engineering)
Proceedings Papers

The Influence of Combustor Hot Streaks on the Aerodynamic Performance of a Turbine Center Frame

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Ena Badžek, Marios Patinios, Federica Farisco, Franz Heitmeir, Emil Göttlich
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A010, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82399
https://doi.org/10.1115/GT2022-82399
View Paper titled, The Influence of Combustor Hot Streaks on the Aerodynamic Performance of a Turbine Center Frame
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Topics: Combustion chambers, Turbines, Temperature, Engines, Flow (Dynamics), Cascades (Fluid dynamics), Generators, Geometry, High pressure (Physics), Machine dynamics
Proceedings Papers

Numerical Investigation of a Turbine Vane Frame for Co- and Counter-Rotating Configuration

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Nicolas Krajnc, Filippo Merli, Asim Hafizovic, Andreas Peters, Emil Göttlich
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A004, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81083
https://doi.org/10.1115/GT2022-81083
View Paper titled, Numerical Investigation of a Turbine Vane Frame for Co- and Counter-Rotating Configuration
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Topics: Turbines, Flow (Dynamics), Engines, Boundary-value problems, Aerodynamics, Architecture, Design engineering, Ducts, High pressure (Physics), Machine dynamics
Proceedings Papers

Acoustic Optimization Approach for Annular Diffusers in Turbomachinery Applications Using Plane Wave Modelling

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Felix Fischer, Jörg Seume
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A002, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80517
https://doi.org/10.1115/GT2022-80517
View Paper titled, Acoustic Optimization Approach for Annular Diffusers in Turbomachinery Applications Using Plane Wave Modelling
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Topics: Acoustics, Diffusers, Modeling, Optimization, Turbomachinery, Waves, Design, Reflection, Boundary-value problems, Computer simulation
Proceedings Papers

Impact of Turbine-Strut Clocking on the Performance of a Turbine Center Frame

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P. Z. Sterzinger, F. Merli, A. Peters, S. Behre, F. Heitmeir, E. Göttlich
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT36A012, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14798
https://doi.org/10.1115/GT2020-14798
View Paper titled, Impact of Turbine-Strut Clocking on the Performance of a Turbine Center Frame
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Topics: Struts (Engineering), Turbines, Flow (Dynamics), Pressure, Ducts, Probes, Engineering simulation, Engines, Reynolds-averaged Navier–Stokes equations, Simulation
Proceedings Papers

Investigation of the Flow Field and the Pressure Recovery in a Gas Turbine Exhaust Diffuser at Design, Part-Load and Over-Load Condition

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Maximilian Bauer, Simon Hummel, Markus Schatz, Martin Kegalj, Damian M. Vogt
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT36A009, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14310
https://doi.org/10.1115/GT2020-14310
View Paper titled, Investigation of the Flow Field and the Pressure Recovery in a Gas Turbine Exhaust Diffuser at Design, Part-Load and Over-Load Condition
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Topics: Design, Diffusers, Exhaust systems, Flow (Dynamics), Gas turbines, Pressure, Stress, Computational fluid dynamics, Separation (Technology), Mach number
Proceedings Papers

A Sector-Cascade Test Rig for Measurements of Heat Transfer in Turbine Center Frames

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Patrick R. Jagerhofer, Marios Patinios, Gerhard Erlacher, Tobias Glasenapp, Emil Göttlich, Federica Farisco
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A018, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14469
https://doi.org/10.1115/GT2020-14469
View Paper titled, A Sector-Cascade Test Rig for Measurements of Heat Transfer in Turbine Center Frames
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Topics: Cascades (Fluid dynamics), Heat transfer, Turbines, Flow (Dynamics), Film cooling, Struts (Engineering), Heat transfer coefficients, Engines, Aircraft engines, Boundary layers
Proceedings Papers

On the Efficacy of Integrating Structural Struts With Lobed Mixers in Turbofan Engine Exhaust Systems

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Alexander Wright, Ali Mahallati, Martin J. Conlon, Julio Militzer
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A040, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-77168
https://doi.org/10.1115/GT2018-77168
View Paper titled, On the Efficacy of Integrating Structural Struts With Lobed Mixers in Turbofan Engine Exhaust Systems
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Topics: Engines, Exhaust systems, Turbofans, Flow (Dynamics), Computational fluid dynamics, Design, Engineering simulation, Nozzles, Optimization, Pressure
Proceedings Papers

Prediction of Secondary Flow Features in a Low Pressure Turbine

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Pawel Jonak, Tomasz Borzecki, Maciej Konopa, Slawomir Kubacki
Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT41A011, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75673
https://doi.org/10.1115/GT2018-75673
View Paper titled, Prediction of Secondary Flow Features in a Low Pressure Turbine
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Topics: Flow (Dynamics), Pressure, Turbines, Struts (Engineering), Aircraft engines, Boundary layers, Computational fluid dynamics, Eddies (Fluid dynamics), Reynolds-averaged Navier–Stokes equations, Simulation
Proceedings Papers

Aeroacoustic Optimization of a Pressure-Side Strut Configuration for Subsonic Axial Fans Using Statistical-Empirical Modelling

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Igor Neifach, Gi-Don Na, Frank Kameier, Nils Springer, Marco Wichers
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T09A008, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76348
https://doi.org/10.1115/GT2018-76348
View Paper titled, Aeroacoustic Optimization of a Pressure-Side Strut Configuration for Subsonic Axial Fans Using Statistical-Empirical Modelling
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Topics: Fans, Modeling, Optimization, Pressure, Struts (Engineering), Cooling, Design, Noise (Sound), Acoustics, Automobiles
Proceedings Papers

Numerical Simulation of ITD Flows in the Presence of HP Blade and LP Vane

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Jie Gao, Xuezheng Liu, Weiyan Xiao, Weiliang Fu, Fusheng Meng, Guoqiang Yue, Qun Zheng
Proc. ASME. GT2018, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T25A002, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75516
https://doi.org/10.1115/GT2018-75516
View Paper titled, Numerical Simulation of ITD Flows in the Presence of HP Blade and LP Vane
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Topics: Blades, Computer simulation, Flow (Dynamics), Turbines, Ducts, Inflow, Physics, Wakes, Engineering simulation, Fourier transforms
Proceedings Papers

Automated Aerodynamic Optimization of an Aggressive S-Shaped Intermediate Compressor Duct

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T. Stürzebecher, G. Goinis, C. Voss, H. Sahota, P. Groth, S. Hammer
Proc. ASME. GT2018, Volume 2D: Turbomachinery, V02DT46A002, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75184
https://doi.org/10.1115/GT2018-75184
View Paper titled, Automated Aerodynamic Optimization of an Aggressive S-Shaped Intermediate Compressor Duct
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Topics: Compressors, Ducts, Optimization, Design, Separation (Technology), Struts (Engineering), Aircraft engines, Blades, Weight (Mass), Aircraft