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Franz Heitmeir
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Proceedings Papers

Redistribution of Purged Cavity Air Inside a Turbine Exit Vane Frame due to the Interaction With the Main Airflow

Malte Schien, Pablo Lopez, Lukas Bratusek, Franz Heitmeir, Andreas Marn
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT33A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126664
https://doi.org/10.1115/GT2024-126664
View Paper titled, Redistribution of Purged Cavity Air Inside a Turbine Exit Vane Frame due to the Interaction With the Main Airflow
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Topics: Air flow, Cavities, Turbines
Journal Articles

Impact of High-Pressure-Turbine Purge Flow on the Evolution of Turbulence in a Turbine Vane Frame

Asim Hafizovic, Filippo Merli, Nicolas Krajnc, Malte Schien, Andreas Peters, Franz Heitmeir, Emil Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2024, 146(8): 081005.
Paper No: TURBO-23-1283
https://doi.org/10.1115/1.4064817
Published Online: March 12, 2024
View Article titled, Impact of High-Pressure-Turbine Purge Flow on the Evolution of Turbulence in a Turbine Vane Frame
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Topics: Flow (Dynamics), Turbines, Turbulence, Rotors, Pressure, Anisotropy
Proceedings Papers

Impact of High-Pressure-Turbine Purge Flow on the Evolution of Turbulence in a Turbine Vane Frame

Asim Hafizovic, Filippo Merli, Nicolas Krajnc, Malte Schien, Andreas Peters, Franz Heitmeir, Emil Göttlich
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A020, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102976
https://doi.org/10.1115/GT2023-102976
View Paper titled, Impact of High-Pressure-Turbine Purge Flow on the Evolution of Turbulence in a Turbine Vane Frame
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Topics: Flow (Dynamics), Pressure, Turbines, Turbulence
Proceedings Papers

The Influence of Different Total Pressure Profile Inlet Distributions on the Performance of a Turbine Vane Frame With Splitter Vanes

Simon Pramstrahler, Christian Klemm, Andreas Peters, Marios Patinios, Mikel Lucas García De Albéniz, Franz Heitmeir, Andreas Marn
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT33A012, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103667
https://doi.org/10.1115/GT2023-103667
View Paper titled, The Influence of Different Total Pressure Profile Inlet Distributions on the Performance of a Turbine Vane Frame With Splitter Vanes
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Topics: Computational fluid dynamics, Design, Flow (Dynamics), Pressure, Turbines
Journal Articles

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

Filippo Merli, Asim Hafizovic, Nicolas Krajnc, Malte Schien, Andreas Peters, Franz Heitmeir, Emil Göttlich
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2023, 145(2): 021027.
Paper No: GTP-22-1393
https://doi.org/10.1115/1.4055870
Published Online: December 5, 2022
View Article titled, The Interaction of Main Stream Flow and Cavity Flows in Turbine Center Frames and Turbine Vane Frames
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Topics: Ducts, Flow (Dynamics), Pressure, Struts (Engineering), Turbines, Rotors, Vorticity, Cavities, Computational fluid dynamics
Proceedings Papers

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

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

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

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

The Impact of Inlet Flow Angle on Turbine Vane Frame Aerodynamic Performance

Simon Pramstrahler, Andreas Peters, Mikel Lucas García De Albéniz, Peter Adrian Leitl, Franz Heitmeir, Andreas Marn
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A001, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-78065
https://doi.org/10.1115/GT2022-78065
View Paper titled, The Impact of Inlet Flow Angle on Turbine Vane Frame Aerodynamic Performance
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Topics: Design, Flow (Dynamics), Pressure, Turbines
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
Publisher: American Society of Mechanical Engineers
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
Journal Articles

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

Ena Badžek, Marios Patinios, Federica Farisco, Franz Heitmeir, Emil Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2023, 145(2): 021009.
Paper No: TURBO-22-1171
https://doi.org/10.1115/1.4055575
Published Online: October 12, 2022
View Article titled, The Influence of Combustor Hot Streaks on the Aerodynamic Performance of a Turbine Center Frame
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Topics: Flow (Dynamics), Pressure, Temperature, Turbines, Combustion chambers
Proceedings Papers

Noise Attenuation Potential Using Helmholtz Absorbers Integrated in Low Pressure Turbine Exit Guide Vanes and Turbine Exit Casing End Walls

Manuel Zenz, Loris Simonassi, Philipp Bruckner, Simon Pramstrahler, Franz Heitmeir, Andreas Marn
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT36A007, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14233
https://doi.org/10.1115/GT2020-14233
View Paper titled, Noise Attenuation Potential Using Helmholtz Absorbers Integrated in Low Pressure Turbine Exit Guide Vanes and Turbine Exit Casing End Walls
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Topics: Acoustics, Guide vanes, Noise (Sound), Pressure, Turbines
Proceedings Papers

Numerical Investigation of a Swirl Stabilized Methane Fired Burner and Validation With Experimental Data

Federica Farisco, Philipp Notsch, Rene Prieler, Felix Greiffenhagen, Jakob Woisetschlaeger, Franz Heitmeir, Christoph Hochenauer
Proc. ASME. GT2019, Volume 4A: Combustion, Fuels, and Emissions, V04AT04A028, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90452
https://doi.org/10.1115/GT2019-90452
View Paper titled, Numerical Investigation of a Swirl Stabilized Methane Fired Burner and Validation With Experimental Data
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Topics: Methane, Combustion, Computational fluid dynamics, Flow (Dynamics), Flamelet generated manifold, Gas turbines, Geometry, Heat, Numerical analysis, Aircraft engines
Journal Articles

On the Influence of an Acoustically Optimized Turbine Exit Casing Onto the Unsteady Flow Field Downstream of a Low Pressure Turbine Rotor

Loris Simonassi, Manuel Zenz, Stefan Zerobin, Thorsten Selic, Franz Heitmeir, Andreas Marn
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. April 2019, 141(4): 041003.
Paper No: TURBO-18-1210
https://doi.org/10.1115/1.4041540
Published Online: January 21, 2019
View Article titled, On the Influence of an Acoustically Optimized Turbine Exit Casing Onto the Unsteady Flow Field Downstream of a Low Pressure Turbine Rotor
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Topics: Pressure, Rotors, Thermoelectric coolers, Turbines, Flow (Dynamics), Stators
Proceedings Papers

Steady CFD Simulation of a High Pressure Turbine Rotor With Hub and Shroud Purge Flow

Wolfgang Sanz, Stefan Zerobin, Manfred Egger, Pascal Bader, Paul Pieringer, Emil Göttlich, Franz Heitmeir
Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT41A010, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75642
https://doi.org/10.1115/GT2018-75642
View Paper titled, Steady CFD Simulation of a High Pressure Turbine Rotor With Hub and Shroud Purge Flow
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Topics: Computational fluid dynamics, Flow (Dynamics), High pressure (Physics), Rotors, Simulation, Turbines, Vortices, Leakage, Vorticity, Boundary layers
Journal Articles

Aerodynamic Performance of Turbine Center Frames With Purge Flows—Part II: The Influence of Individual Hub and Tip Purge Flows

Stefan Zerobin, Christian Aldrian, Andreas Peters, Franz Heitmeir, Emil Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2018, 140(6): 061010.
Paper No: TURBO-17-1224
https://doi.org/10.1115/1.4039363
Published Online: May 3, 2018
View Article titled, Aerodynamic Performance of Turbine Center Frames With Purge Flows—Part II: The Influence of Individual Hub and Tip Purge Flows
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Topics: Cavities, Flow (Dynamics), Pressure, Rotors, Turbines
Journal Articles

Aerodynamic Performance of Turbine Center Frames With Purge Flows—Part I: The Influence of Turbine Purge Flow Rates

Stefan Zerobin, Andreas Peters, Sabine Bauinger, Ashwini Bhadravati Ramesh, Michael Steiner, Franz Heitmeir, Emil Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2018, 140(6): 061009.
Paper No: TURBO-17-1223
https://doi.org/10.1115/1.4039362
Published Online: May 3, 2018
View Article titled, Aerodynamic Performance of Turbine Center Frames With Purge Flows—Part I: The Influence of Turbine Purge Flow Rates
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Topics: Flow (Dynamics), Pressure, Struts (Engineering), Turbines, Rotors, Cavities
Journal Articles

Experimental Investigation of Boundary Layer Relaminarization in Accelerated Flow

Pascal Bader, Manuel Pschernig, Wolfgang Sanz, Jakob Woisetschläger, Franz Heitmeir, Walter Meile, Günter Brenn
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. August 2018, 140(8): 081201.
Paper No: FE-17-1386
https://doi.org/10.1115/1.4039257
Published Online: March 29, 2018
View Article titled, Experimental Investigation of Boundary Layer Relaminarization in Accelerated Flow
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Topics: Boundary layers, Flow (Dynamics), Turbulence, Fluctuations (Physics), Skin friction (Fluid dynamics)
Journal Articles

Influence of Backward- and Forward-Facing Steps on the Flow Through a Turning Mid Turbine Frame

Sabine Bauinger, Emil Goettlich, Franz Heitmeir, Franz Malzacher
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. December 2017, 139(12): 121005.
Paper No: TURBO-17-1120
https://doi.org/10.1115/1.4037859
Published Online: September 26, 2017
View Article titled, Influence of Backward- and Forward-Facing Steps on the Flow Through a Turning Mid Turbine Frame
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Topics: Ducts, Flow (Dynamics), Pressure, Probes, Turbines, Design, Rotors, Temperature
Proceedings Papers

Influence of Backward and Forward Facing Steps on the Flow Through a Turning Mid Turbine Frame

Sabine Bauinger, Franz Malzacher, Emil Goettlich, Franz Heitmeir
Proc. ASME. GT2017, Volume 2B: Turbomachinery, V02BT42A005, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63351
https://doi.org/10.1115/GT2017-63351
View Paper titled, Influence of Backward and Forward Facing Steps on the Flow Through a Turning Mid Turbine Frame
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Topics: Flow (Dynamics), Turbines, Turning, Rotors, Ducts, Engines, Probes, Temperature, Additive manufacturing, Aircraft engines