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Journal Articles

Gradient-Free Aerodynamic Optimization With Structural Constraints and Surge Line Control for Radial Compressor Stage

Robert Schaffrath, Eberhard Nicke, Nicolai Forsthofer, Oliver Kunc, Christian Voß
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2025, 147(9): 091018.
Paper No: TURBO-23-1121
https://doi.org/10.1115/1.4067687
Published Online: February 18, 2025
View Article titled, Gradient-Free Aerodynamic Optimization With Structural Constraints and Surge Line Control for Radial Compressor Stage
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Topics: Compressors, Computational fluid dynamics, Geometry, Optimization, Blades, Parametrization, Surges, Simulation, Impellers, Pressure
Proceedings Papers

Gradient-Free Aerodynamic Optimization With Structural Constraints and Surge Line Control for Radial Compressor Stage

Robert Schaffrath, Eberhard Nicke, Nicolai Forsthofer, Oliver Kunc, Christian Voß
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT34A005, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101593
https://doi.org/10.1115/GT2023-101593
View Paper titled, Gradient-Free Aerodynamic Optimization With Structural Constraints and Surge Line Control for Radial Compressor Stage
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Topics: Compressors, Optimization, Steam, Surges, Water
Proceedings Papers

Multi Operating Point Aerodynamic Optimization of a Radial Compressor Impeller for an Application in High Temperature Heat Pump

Robert Schaffrath, Maximilian Kriese, Bojan Kajasa, Martino Köhler, Eberhard Nicke, Christian Voß
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A011, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82130
https://doi.org/10.1115/GT2022-82130
View Paper titled, Multi Operating Point Aerodynamic Optimization of a Radial Compressor Impeller for an Application in High Temperature Heat Pump
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Topics: Compressor impellers, Heat pumps, High temperature, Optimization, Compressors, Geometry, Pressure, Computational fluid dynamics, Design, Economics
Proceedings Papers

Surrogate Estimations of Complete Flow Fields of Fan Stage Designs via Deep Neural Networks

Marcel Aulich, Fabian Küppers, Andreas Schmitz, Christian Voß
Proc. ASME. GT2019, Volume 2D: Turbomachinery, V02DT46A013, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-91258
https://doi.org/10.1115/GT2019-91258
View Paper titled, Surrogate Estimations of Complete Flow Fields of Fan Stage Designs via Deep Neural Networks
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Topics: Artificial neural networks, Flow (Dynamics), Design, Computational fluid dynamics, Approximation, Boundary-value problems, Density, Optimization, Pressure, Turbomachinery
Proceedings Papers

Generalized Optimization of Counter-Rotating and Single-Rotating Fans

Timea Lengyel-Kampmann, Christian Voß, Eberhard Nicke, Klaus-Peter Rüd, Reinhold Schaber
Proc. ASME. GT2014, Volume 1A: Aircraft Engine; Fans and Blowers, V01AT01A022, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26008
https://doi.org/10.1115/GT2014-26008
View Paper titled, Generalized Optimization of Counter-Rotating and Single-Rotating Fans
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Topics: Fans, Optimization, Pressure, Engines, Mach number, Blades, Cycles, Flow (Dynamics), Geometry, Inflow
Proceedings Papers

Automated Optimization of an Axial-Slot Type Casing Treatment for a Transonic Compressor

Georgios Goinis, Christian Voß, Marcel Aulich
Proc. ASME. GT2013, Volume 6B: Turbomachinery, V06BT43A011, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94765
https://doi.org/10.1115/GT2013-94765
View Paper titled, Automated Optimization of an Axial-Slot Type Casing Treatment for a Transonic Compressor
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Topics: Compressors, Optimization, Surges, Design, Engineering simulation, Flow (Dynamics), Rotors, Simulation, Stability, Computational fluid dynamics
Proceedings Papers

Gradient Enhanced Surrogate Models Based on Adjoint CFD Methods for the Design of a Counter Rotating Turbofan

Jan Backhaus, Marcel Aulich, Christian Frey, Timea Lengyel, Christian Voß
Proc. ASME. GT2012, Volume 8: Turbomachinery, Parts A, B, and C, 2319-2329, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69706
https://doi.org/10.1115/GT2012-69706
View Paper titled, Gradient Enhanced Surrogate Models Based on Adjoint CFD Methods for the Design of a Counter Rotating Turbofan
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Topics: Computational fluid dynamics, Design, Turbofans, Optimization, Artificial neural networks, Computer-aided design, Function approximation, Modeling, Reynolds-averaged Navier–Stokes equations, Shapes
Proceedings Papers

Theory and Application of Axisymmetric Endwall Contouring for Compressors

Georg Kro¨ger, Christian Voß, Eberhard Nicke, Christian Cornelius
Proc. ASME. GT2011, Volume 7: Turbomachinery, Parts A, B, and C, 125-137, June 6–10, 2011
Publisher: American Society of Mechanical Engineers
Paper No: GT2011-45624
https://doi.org/10.1115/GT2011-45624
View Paper titled, Theory and Application of Axisymmetric Endwall Contouring for Compressors
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Topics: Compressors, Clearances (Engineering), Design, Blades, Vortices, Gas turbines, High pressure (Physics), Engines, Leakage flows, Optimization
Proceedings Papers

Multi-Objective Optimization in Axial Compressor Design Using a Linked CFD-Solver

Kai Becker, Martin Lawerenz, Christian Voß, Reinhard Mo¨nig
Proc. ASME. GT2008, Volume 6: Turbomachinery, Parts A, B, and C, 2533-2542, June 9–13, 2008
Publisher: American Society of Mechanical Engineers
Paper No: GT2008-51131
https://doi.org/10.1115/GT2008-51131
View Paper titled, Multi-Objective Optimization in Axial Compressor Design Using a Linked CFD-Solver
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Topics: Compressors, Computational fluid dynamics, Design, Pareto optimization, Optimization, Blades, Boundary-value problems, Cascades (Fluid dynamics), Flow (Dynamics), Inlet guide vanes
Proceedings Papers

Axis-Asymmetric Profiled Endwall Design by Using Multiobjective Optimisation Linked With 3D RANS-Flow-Simulations

Christian Dorfner, Eberhard Nicke, Christian Voss
Proc. ASME. GT2007, Volume 6: Turbo Expo 2007, Parts A and B, 107-114, May 14–17, 2007
Publisher: American Society of Mechanical Engineers
Paper No: GT2007-27268
https://doi.org/10.1115/GT2007-27268
View Paper titled, Axis-Asymmetric Profiled Endwall Design by Using Multiobjective Optimisation Linked With 3D RANS-Flow-Simulations
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Topics: Design, Engineering simulation, Flow (Dynamics), Pareto optimization, Reynolds-averaged Navier–Stokes equations, Simulation, Optimization, Blades, Chain, Compressors
Proceedings Papers

Automated Multiobjective Optimisation in Axial Compressor Blade Design

Christian Voß, Marcel Aulich, Burak Kaplan, Eberhard Nicke
Proc. ASME. GT2006, Volume 6: Turbomachinery, Parts A and B, 1289-1297, May 8–11, 2006
Publisher: American Society of Mechanical Engineers
Paper No: GT2006-90420
https://doi.org/10.1115/GT2006-90420
View Paper titled, Automated Multiobjective Optimisation in Axial Compressor Blade Design
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Topics: Blades, Compressors, Design, Pareto optimization, Optimization, Flow (Dynamics), Artificial neural networks, Response surface methodology, Databases, Design methodology
Proceedings Papers

Design of a Highly Efficient Low-Noise Fan for Ultra-High Bypass Engines

Burak Kaplan, Eberhard Nicke, Christian Voss
Proc. ASME. GT2006, Volume 6: Turbomachinery, Parts A and B, 185-194, May 8–11, 2006
Publisher: American Society of Mechanical Engineers
Paper No: GT2006-90363
https://doi.org/10.1115/GT2006-90363
View Paper titled, Design of a Highly Efficient Low-Noise Fan for Ultra-High Bypass Engines
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Topics: Design, Engines, Noise (Sound), Stators, Flow (Dynamics), Rotors, Blades, Shapes, Boundary layers, Computation