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Jens Wellner
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Journal Articles

Analysis of Turbomachinery Averaging Techniques

Christian Frey, Graham Ashcroft, Michael Müller, Jens Wellner
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2023, 145(5): 051006.
Paper No: TURBO-22-1197
https://doi.org/10.1115/1.4056057
Published Online: November 25, 2022
View Article titled, Analysis of Turbomachinery Averaging Techniques
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Topics: Entropy, Flow (Dynamics), Pressure, Turbines, Turbomachinery, Computational fluid dynamics, Simulation
Proceedings Papers

Analysis of Turbomachinery Averaging Techniques

Christian Frey, Graham Ashcroft, Michael Müller, Jens Wellner
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A039, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82959
https://doi.org/10.1115/GT2022-82959
View Paper titled, Analysis of Turbomachinery Averaging Techniques
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Topics: Turbomachinery, Entropy, Turbines, Inflow, Acoustics, Engineering simulation, Film cooling, Simulation, Unsteady flow, Vorticity
Journal Articles

On the Simulation and Spectral Analysis of Unsteady Turbulence and Transition Effects in a Multistage Low Pressure Turbine

Georg Geiser, Jens Wellner, Edmund Kügeler, Anton Weber, Anselm Moors
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2019, 141(5): 051012.
Paper No: TURBO-18-1281
https://doi.org/10.1115/1.4041820
Published Online: January 25, 2019
View Article titled, On the Simulation and Spectral Analysis of Unsteady Turbulence and Transition Effects in a Multistage Low Pressure Turbine
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Topics: Blades, Flow (Dynamics), Flow separation, Pressure, Simulation, Turbines, Turbulence, Wheels, Fluctuations (Physics), Separation (Technology)
Proceedings Papers

On the Simulation of Unsteady Turbulence and Transition Effects in a Multistage Low Pressure Turbine: Part III — Comparison of Harmonic Balance and Full Wheel Simulation

Edmund Kügeler, Georg Geiser, Jens Wellner, Anton Weber, Anselm Moors
Proc. ASME. GT2018, Volume 2C: Turbomachinery, V02CT42A041, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76749
https://doi.org/10.1115/GT2018-76749
View Paper titled, On the Simulation of Unsteady Turbulence and Transition Effects in a Multistage Low Pressure Turbine: Part III — Comparison of Harmonic Balance and Full Wheel Simulation
Open the PDF for On the Simulation of Unsteady Turbulence and Transition Effects in a Multistage Low Pressure Turbine: Part III — Comparison of Harmonic Balance and Full Wheel Simulation in another window
Topics: Pressure, Simulation, Turbine components, Turbulence, Wheels, Stators, Turbines, Blades, Flow (Dynamics), Separation (Technology)
Proceedings Papers

On the Simulation of Unsteady Turbulence and Transition Effects in a Multistage Low Pressure Turbine: Part II — Full-Wheel Simulation

Georg Geiser, Jens Wellner, Edmund Kügeler, Anton Weber, Anselm Moors
Proc. ASME. GT2018, Volume 2C: Turbomachinery, V02CT42A043, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76764
https://doi.org/10.1115/GT2018-76764
View Paper titled, On the Simulation of Unsteady Turbulence and Transition Effects in a Multistage Low Pressure Turbine: Part II — Full-Wheel Simulation
Open the PDF for On the Simulation of Unsteady Turbulence and Transition Effects in a Multistage Low Pressure Turbine: Part II — Full-Wheel Simulation in another window
Topics: Pressure, Simulation, Turbine components, Turbulence, Wheels, Blades, Bubbles, Separation (Technology), Turbines, Clocks
Proceedings Papers

Adjoint-Based Flow Sensitivity Analyis Using Arbitrary Control Surfaces

Christian Frey, Graham Ashcroft, Jan Backhaus, Edmund Ku¨geler, Jens Wellner
Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 1067-1076, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45041
https://doi.org/10.1115/GT2011-45041
View Paper titled, Adjoint-Based Flow Sensitivity Analyis Using Arbitrary Control Surfaces
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Topics: Flow (Dynamics), Blades, Pressure