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Journal Articles

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

P. Z. Sterzinger, F. Merli, A. Peters, S. Behre, F. Heitmeir, E. Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2021, 143(5): 051011.
Paper No: TURBO-20-1267
https://doi.org/10.1115/1.4050145
Published Online: April 13, 2021
View Article titled, Impact of Turbine-Strut Clocking on the Performance of a Turbine Center Frame
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Topics: Flow (Dynamics), Pressure, Struts (Engineering), Turbines, Ducts, Computational fluid dynamics
Proceedings Papers

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

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

Unsteady Effects due to Rotor Purge Flow Variations in a Dual-Spool Turbine Setup

F. Merli, P. Z. Sterzinger, M. Dellacasagrande, L. Wiesinger, A. Peters, F. Heitmeir, E. Göttlich
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A024, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15216
https://doi.org/10.1115/GT2020-15216
View Paper titled, Unsteady Effects due to Rotor Purge Flow Variations in a Dual-Spool Turbine Setup
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Topics: Flow (Dynamics), Rotors, Turbines, Pressure, Aircraft engines, Cavities, Engines, Flow control, Gas turbines, High pressure (Physics)
Proceedings Papers

Experimental Study on the Effect of Clocking on the Propagation of Inflow Pressure Distortions in a Low Pressure Turbine Stage

L. Simonassi, M. Zenz, P. Bruckner, S. Pramstrahler, F. Heitmeir, A. Marn
Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A013, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15123
https://doi.org/10.1115/GT2020-15123
View Paper titled, Experimental Study on the Effect of Clocking on the Propagation of Inflow Pressure Distortions in a Low Pressure Turbine Stage
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Topics: Aerodynamics, Inflow, Pressure, Rotor vibration, Strain gages, Turbines
Journal Articles

Impact of Varying High- and Low-Pressure Turbine Purge Flows on a Turbine Center Frame and Low-Pressure Turbine System

P. Z. Sterzinger, S. Zerobin, F. Merli, L. Wiesinger, A. Peters, G. Maini, M. Dellacasagrande, F. Heitmeir, E. Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2020, 142(10): 101011.
Paper No: TURBO-19-1258
https://doi.org/10.1115/1.4046452
Published Online: September 18, 2020
View Article titled, Impact of Varying High- and Low-Pressure Turbine Purge Flows on a Turbine Center Frame and Low-Pressure Turbine System
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Topics: Flow (Dynamics), Pressure, Turbines
Journal Articles

Unsteady Flow Interactions Between a High- and Low-Pressure Turbine

P. Z. Sterzinger, S. Zerobin, F. Merli, L. Wiesinger, M. Dellacasagrande, A. Peters, G. Maini, F. Heitmeir, E. Göttlich
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2020, 142(10): 101012.
Paper No: TURBO-19-1259
https://doi.org/10.1115/1.4046453
Published Online: September 18, 2020
View Article titled, Unsteady Flow Interactions Between a High- and Low-Pressure Turbine
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Topics: Flow (Dynamics), Fluctuations (Physics), Pressure, Rotors, Turbines, Unsteady flow
Proceedings Papers

Aeroelastic and Aerodynamic Investigation of a Low Pressure Turbine Under the Influence of a Circumferential Inlet Distortion

L. Simonassi, M. Zenz, P. Bruckner, F. Heitmeir, A. Marn
Proc. ASME. GT2019, Volume 7A: Structures and Dynamics, V07AT36A009, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90887
https://doi.org/10.1115/GT2019-90887
View Paper titled, Aeroelastic and Aerodynamic Investigation of a Low Pressure Turbine Under the Influence of a Circumferential Inlet Distortion
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Topics: Pressure, Turbines, Blades, Engines, Inflow, Probes, Rotor vibration, Aerodynamics, Aircraft engines, Architecture
Proceedings Papers

Unsteady Flow Interactions Between a High- and Low-Pressure Turbine: Part 2 — Rotor-Synchronic Averaging and Proper Orthogonal Decomposition of the Unsteady Flow Fields

M. Dellacasagrande, P. Z. Sterzinger, S. Zerobin, F. Merli, L. Wiesinger, A. Peters, G. Maini, F. Heitmeir, E. Göttlich
Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT45A011, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90824
https://doi.org/10.1115/GT2019-90824
View Paper titled, Unsteady Flow Interactions Between a High- and Low-Pressure Turbine: Part 2 — Rotor-Synchronic Averaging and Proper Orthogonal Decomposition of the Unsteady Flow Fields
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Topics: Pressure, Principal component analysis, Rotors, Turbine components, Unsteady flow, Turbines, Flow (Dynamics), Aircraft engines, Ducts, Fluctuations (Physics)
Proceedings Papers

Aeroacoustical and Aerodynamical Investigations of Riblets Applied on Low Pressure Turbine Exit Guide Vanes for Two Different Operating Points

M. Zenz, A. Hafizovic, L. Simonassi, P. Leitl, F. Heitmeir, A. Marn
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT43A001, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90283
https://doi.org/10.1115/GT2019-90283
View Paper titled, Aeroacoustical and Aerodynamical Investigations of Riblets Applied on Low Pressure Turbine Exit Guide Vanes for Two Different Operating Points
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Topics: Guide vanes, Pressure, Turbines, Suction, Acoustics, Blades, Design, Fuel consumption, Probes, Aircraft
Proceedings Papers

Impact of Varying High- and Low-Pressure Turbine Purge Flows on a Turbine Center Frame and Low-Pressure Turbine System

P. Z. Sterzinger, S. Zerobin, F. Merli, L. Wiesinger, A. Peters, G. Maini, M. Dellacasagrande, F. Heitmeir, E. Göttlich
Proc. ASME. GT2019, Volume 2B: Turbomachinery, V02BT42A006, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90795
https://doi.org/10.1115/GT2019-90795
View Paper titled, Impact of Varying High- and Low-Pressure Turbine Purge Flows on a Turbine Center Frame and Low-Pressure Turbine System
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Topics: Flow (Dynamics), Pressure, Turbines, Ducts, Engines, High pressure (Physics), Inflow, Machine dynamics, Probes, Reynolds-averaged Navier–Stokes equations
Proceedings Papers

Unsteady Flow Interactions Between a High- and Low-Pressure Turbine: Part 1 — Time-Resolved Flow

P. Z. Sterzinger, S. Zerobin, F. Merli, L. Wiesinger, M. Dellacasagrande, A. Peters, G. Maini, F. Heitmeir, E. Göttlich
Proc. ASME. GT2019, Volume 2A: Turbomachinery, V02AT45A009, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90790
https://doi.org/10.1115/GT2019-90790
View Paper titled, Unsteady Flow Interactions Between a High- and Low-Pressure Turbine: Part 1 — Time-Resolved Flow
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Topics: Flow (Dynamics), Pressure, Turbine components, Unsteady flow, Rotors, Turbines, Ducts, Engines, Fluctuations (Physics), High pressure (Physics)
Proceedings Papers

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

L. Simonassi, M. Zenz, S. Zerobin, F. Heitmeir, A. Marn, T. Selic
Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT45A027, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76725
https://doi.org/10.1115/GT2018-76725
View Paper 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: Acoustics, Pressure, Rotors, Turbines, Unsteady flow, Thermoelectric coolers, Flow (Dynamics), Guide vanes, Noise (Sound), Acoustic emissions
Proceedings Papers

The Behavior of Turbine Center Frames Under the Presence of Purge Flows

S. Zerobin, A. Peters, S. Bauinger, A. Ramesh, M. Steiner, F. Heitmeir, E. Göttlich
Proc. ASME. GT2017, Volume 2A: Turbomachinery, V02AT40A012, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63606
https://doi.org/10.1115/GT2017-63606
View Paper titled, The Behavior of Turbine Center Frames Under the Presence of Purge Flows
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Topics: Flow (Dynamics), Turbines, Ducts, High pressure (Physics), Pressure, Struts (Engineering), Engines, Wakes, Cavities, Compressors
Proceedings Papers

Impact of Individual High-Pressure Turbine Rotor Purge Flows on Turbine Center Frame Aerodynamics

S. Zerobin, C. Aldrian, A. Peters, F. Heitmeir, E. Göttlich
Proc. ASME. GT2017, Volume 2A: Turbomachinery, V02AT40A013, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63616
https://doi.org/10.1115/GT2017-63616
View Paper titled, Impact of Individual High-Pressure Turbine Rotor Purge Flows on Turbine Center Frame Aerodynamics
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Topics: Aerodynamics, Flow (Dynamics), High pressure (Physics), Rotors, Turbines, Ducts, Cavities, Pressure, Cooling, Engines
Proceedings Papers

The Unsteady Flow Field of a Purged High Pressure Turbine Based on Mode Detection

S. Zerobin, S. Bauinger, A. Marn, A. Peters, F. Heitmeir, E. Göttlich
Proc. ASME. GT2017, Volume 2D: Turbomachinery, V02DT46A008, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63619
https://doi.org/10.1115/GT2017-63619
View Paper titled, The Unsteady Flow Field of a Purged High Pressure Turbine Based on Mode Detection
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Topics: High pressure (Physics), Turbines, Unsteady flow, Ducts, Flow (Dynamics), Pressure, Rotors, Acoustic emissions, Blades, Cavities
Proceedings Papers

Experimental Investigation of the Upstream Effect of Different Low Pressure Turbine Exit Guide Vane Designs on Rotor Blade Vibration

F. Schönleitner, T. Selic, C. Schitter, F. Heitmeir, A. Marn
Proc. ASME. GT2016, Volume 7B: Structures and Dynamics, V07BT34A001, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56067
https://doi.org/10.1115/GT2016-56067
View Paper titled, Experimental Investigation of the Upstream Effect of Different Low Pressure Turbine Exit Guide Vane Designs on Rotor Blade Vibration
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Topics: Blades, Guide vanes, Pressure, Rotors, Turbines, Vibration, Thermoelectric coolers, Acoustics, Design, Emissions
Proceedings Papers

Acoustic Mode Analysis: Numerical and Experimental Results of a Turning Mid Turbine Frame

S. Zerobin, P. Bader, C. Faustmann, A. Marn, E. Göttlich, F. Heitmeir
Proc. ASME. GT2016, Volume 2A: Turbomachinery, V02AT41A011, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57754
https://doi.org/10.1115/GT2016-57754
View Paper titled, Acoustic Mode Analysis: Numerical and Experimental Results of a Turning Mid Turbine Frame
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Topics: Acoustics, Turbines, Turning, Rotors, Pressure, Computational fluid dynamics, Noise (Sound), Sound pressure, Blades, Machine dynamics
Proceedings Papers

Modal Characterization, Strain Gauge Setup and 1-Way FSI of a Low Pressure Turbine Rotor Blading

F. Schönleitner, L. Traussnig, F. Heitmeir, A. Marn
Proc. ASME. GT2015, Volume 7B: Structures and Dynamics, V07BT32A015, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42717
https://doi.org/10.1115/GT2015-42717
View Paper titled, Modal Characterization, Strain Gauge Setup and 1-Way FSI of a Low Pressure Turbine Rotor Blading
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Topics: Fluid structure interaction, Pressure, Rotors, Strain gages, Turbines, Blades, Deformation, Stators, Telemetry, Vibration measurement
Proceedings Papers

Turbine Noise Reduction: Axial Spacing and Embedded Design

C. Faustmann, S. Zerobin, S. Bauinger, A. Marn, F. Heitmeir, E. Göttlich
Proc. ASME. GT2015, Volume 2B: Turbomachinery, V02BT41A011, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43565
https://doi.org/10.1115/GT2015-43565
View Paper titled, Turbine Noise Reduction: Axial Spacing and Embedded Design
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Topics: Design, Noise control, Turbines, Flow (Dynamics), Rotors, Acoustics, Noise (Sound), Pressure, Blades, Circuits
Proceedings Papers

Experimental Investigation of the Noise Generation and Propagation for Different Turning Mid Turbine Frame Setups in a Two-Stage Two-Spool Test Turbine

C. Faustmann, D. Lengani, R. Spataro, A. Marn, E. Göttlich, F. Heitmeir
Proc. ASME. GT2013, Volume 6C: Turbomachinery, V06CT39A008, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-95698
https://doi.org/10.1115/GT2013-95698
View Paper titled, Experimental Investigation of the Noise Generation and Propagation for Different Turning Mid Turbine Frame Setups in a Two-Stage Two-Spool Test Turbine
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Topics: Noise (Sound), Turbines, Turning, Acoustics, Flow (Dynamics), Microphone arrays, Microphones, Pressure, Acoustic emissions, Aerodynamics