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Patrick Bechlars
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Proceedings Papers

Prediction and Analysis of Turbulence Anisotropy in a Low-Pressure Turbine Cascade at Two Reynolds Numbers Based on Transitional DDES

Nima Fard Afshar, Felix M. Möller, Johannes Deutsch, Stefan Henninger, Christian Morsbach, Dragan Kožulović, Patrick Bechlars, Peter Jeschke
Proc. ASME. GT2024, Volume 12B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing, V12BT30A005, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-121415
https://doi.org/10.1115/GT2024-121415
View Paper titled, Prediction and Analysis of Turbulence Anisotropy in a Low-Pressure Turbine Cascade at Two Reynolds Numbers Based on Transitional DDES
Open the PDF for Prediction and Analysis of Turbulence Anisotropy in a Low-Pressure Turbine Cascade at Two Reynolds Numbers Based on Transitional DDES in another window
Topics: Anisotropy, Cascades (Fluid dynamics), Delay differential equations, Pressure, Reynolds number, Separation (Technology), Turbines, Turbulence
Journal Articles

Assessment of the DDES- γ Model for the Simulation of a Highly Loaded Turbine Cascade

Nima Fard Afshar, Felix M. Möller, Stefan Henninger, Dragan Kožulović, Christian Morsbach, Patrick Bechlars, Peter Jeschke
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2024, 146(1): 011011.
Paper No: TURBO-23-1219
https://doi.org/10.1115/1.4064079
Published Online: November 30, 2023
View Article titled, Assessment of the DDES- γ Model for the Simulation of a Highly Loaded Turbine Cascade
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Topics: Boundary layers, Cascades (Fluid dynamics), Delay differential equations, Pressure, Reynolds-averaged Navier–Stokes equations, Separation (Technology), Simulation, Suction, Turbines, Turbulence
Journal Articles

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part III: Secondary Flow Effects

Christian Morsbach, Michael Bergmann, Adem Tosun, Bjoern F. Klose, Patrick Bechlars, Edmund Kügeler
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021007.
Paper No: TURBO-23-1165
https://doi.org/10.1115/1.4063511
Published Online: November 13, 2023
View Article titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part III: Secondary Flow Effects
Open the PDF for A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme—Part III: Secondary Flow Effects in another window
Topics: Blades, Flow (Dynamics), Pressure, Wakes, Boundary layers, Turbulence, Suction, Reynolds number, Inflow, Generators
Proceedings Papers

A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects

Christian Morsbach, Michael Bergmann, Adem Tosun, Björn F. Klose, Patrick Bechlars, Edmund Kügeler
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A004, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101374
https://doi.org/10.1115/GT2023-101374
View Paper titled, A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects
Open the PDF for A Numerical Test Rig for Turbomachinery Flows Based on Large Eddy Simulations With a High-Order Discontinuous Galerkin Scheme - Part 3: Secondary Flow Effects in another window
Topics: Flow (Dynamics), Large eddy simulation, Turbomachinery, Wakes, Inflow, Boundary layers, Corners (Structural elements), Design, Flow visualization, Generators
Proceedings Papers

Assessment of the DDES-γ Model for the Simulation of a Highly Loaded Turbine Cascade

Nima Fard Afshar, Felix M. Möller, Stefan Henninger, Dragan Kožulović, Christian Morsbach, Patrick Bechlars, Peter Jeschke
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100670
https://doi.org/10.1115/GT2023-100670
View Paper titled, Assessment of the DDES-γ Model for the Simulation of a Highly Loaded Turbine Cascade
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Topics: Cascades (Fluid dynamics), Delay differential equations, Reynolds-averaged Navier–Stokes equations, Separation (Technology), Simulation, Turbines
Proceedings Papers

On the Formulation of Nonreflecting Boundary Conditions for Turbomachinery Configurations: Part I — Theory and Implementation

Christian Frey, Daniel Schlüß, Nina Wolfrum, Patrick Bechlars, Maximilian Beck
Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A019, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14684
https://doi.org/10.1115/GT2020-14684
View Paper titled, On the Formulation of Nonreflecting Boundary Conditions for Turbomachinery Configurations: Part I — Theory and Implementation
Open the PDF for On the Formulation of Nonreflecting Boundary Conditions for Turbomachinery Configurations: Part I — Theory and Implementation in another window
Topics: Boundary-value problems, Simulation, Turbomachinery, Unsteady flow
Proceedings Papers

On the Formulation of Nonreflecting Boundary Conditions for Turbomachinery Configurations: Part II — Application and Analysis

Nina Wolfrum, Patrick Bechlars, Maximilian Beck, Christian Frey, Daniel Schlüß
Proc. ASME. GT2020, Volume 2C: Turbomachinery, V02CT35A037, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15358
https://doi.org/10.1115/GT2020-15358
View Paper titled, On the Formulation of Nonreflecting Boundary Conditions for Turbomachinery Configurations: Part II — Application and Analysis
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Topics: Boundary-value problems, Turbomachinery, Flow (Dynamics), Waves, Algorithms, Computational fluid dynamics, Acoustics, Blades, Computation, Design