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Proceedings Papers

1D Modelling of a Water-Steam Ejector as a Compression Step in High-Temperature Heat Pumps

Omar Abu Khass, Anh Phong Tran, Steffen Klöppel, Panagiotis Stathopoulos, Eberhard Nicke
Proc. ASME. GT2024, Volume 5: Cycle Innovations, V005T06A011, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124983
https://doi.org/10.1115/GT2024-124983
View Paper titled, 1D Modelling of a Water-Steam Ejector as a Compression Step in High-Temperature Heat Pumps
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Topics: Compression, Ejectors, Heat pumps, High temperature, Modeling, Steam, Water
Proceedings Papers

Multistage Turbomachinery Optimization for High Temperature Heat Pumps With the Reverse Rankine Cycle

Robert Schaffrath, Panagiotis Stathopoulos, Andreas Schmitz, Eberhard Nicke
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT34A023, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128083
https://doi.org/10.1115/GT2024-128083
View Paper titled, Multistage Turbomachinery Optimization for High Temperature Heat Pumps With the Reverse Rankine Cycle
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Topics: Compressors, Heat pumps, High temperature, Optimization, Rankine cycle, Turbomachinery
Journal Articles

Multidisciplinary Optimization of Thermodynamic Cycles for Large-Scale Heat Pumps With Simultaneous Component Design

Jens Gollasch, Michael Lockan, Panagiotis Stathopoulos, Eberhard Nicke
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2024, 146(2): 021015.
Paper No: GTP-23-1354
https://doi.org/10.1115/1.4063637
Published Online: November 21, 2023
View Article titled, Multidisciplinary Optimization of Thermodynamic Cycles for Large-Scale Heat Pumps With Simultaneous Component Design
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Topics: Design, Heat exchangers, Heat pumps, Optimization, Compressors, Cycles
Proceedings Papers

Multi-Disciplinary Optimization of Thermodynamic Cycles for Large-Scale Heat Pumps With Simultaneous Component Design

Jens Gollasch, Michael Lockan, Panagiotis Stathopoulos, Eberhard Nicke
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A010, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101983
https://doi.org/10.1115/GT2023-101983
View Paper titled, Multi-Disciplinary Optimization of Thermodynamic Cycles for Large-Scale Heat Pumps With Simultaneous Component Design
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Topics: Compressors, Cycles, Design, Heat pumps, Optimization, Thermodynamic cycles
Proceedings Papers

Investigation on Process Architectures for High-Temperature Heat Pumps Based on a Reversed Brayton Cycle

Nancy Kabat, Enrico Jende, Eberhard Nicke, Panagiotis Stathopoulos
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A015, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102497
https://doi.org/10.1115/GT2023-102497
View Paper titled, Investigation on Process Architectures for High-Temperature Heat Pumps Based on a Reversed Brayton Cycle
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Topics: Architecture, Brayton cycle, Heat, Heat pumps, High temperature
Proceedings Papers

Part-Load Behavior and Start Up Procedure of a Reverse Rankine High Temperature Heat Pump With Water As its Working Medium

Maximilian Kriese, Steffen Klöppel, Nico Setzepfand, Robert Schaffrath, Eberhard Nicke
Proc. ASME. GT2023, Volume 5: Cycle Innovations, V005T06A027, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103410
https://doi.org/10.1115/GT2023-103410
View Paper titled, Part-Load Behavior and Start Up Procedure of a Reverse Rankine High Temperature Heat Pump With Water As its Working Medium
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Topics: Heat pumps, High temperature, Rankine cycle, Stress, Water
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

Numerical Investigation of a Thermally Perfect Gas Model for a Centrifugal Compressor Design With Water Vapor as Working Medium

Bojan Kajasa, Eberhard Nicke, Edmund Kügeler
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A009, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101195
https://doi.org/10.1115/GT2023-101195
View Paper titled, Numerical Investigation of a Thermally Perfect Gas Model for a Centrifugal Compressor Design With Water Vapor as Working Medium
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Topics: Compressors, Computational fluid dynamics, Design, Water vapor
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
Journal Articles

Multidisciplinary Design Optimization of a Low-Noise and Efficient Next-Generation Aero-Engine Fan

Robert Jaron, Antoine Moreau, Sébastien Guérin, Lars Enghardt, Timea Lengyel-Kampmann, Tom Otten, Eberhard Nicke
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2022, 144(1): 011004.
Paper No: TURBO-20-1195
https://doi.org/10.1115/1.4051935
Published Online: September 7, 2021
View Article titled, Multidisciplinary Design Optimization of a Low-Noise and Efficient Next-Generation Aero-Engine Fan
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Topics: Blades, Design, Noise (Sound), Optimization, Rotors, Acoustics
Proceedings Papers

Multidisciplinary Design Optimization of a Low-Noise and Efficient Next-Generation Aero-Engine Fan

Robert Jaron, Antoine Moreau, Sébastien Guérin, Lars Enghardt, Timea Lengyel-Kampmann, Tom Otten, Eberhard Nicke
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A010, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14580
https://doi.org/10.1115/GT2020-14580
View Paper titled, Multidisciplinary Design Optimization of a Low-Noise and Efficient Next-Generation Aero-Engine Fan
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Topics: Aircraft engines, Design, Noise (Sound), Optimization, Engineering simulation, Engines, Reynolds-averaged Navier–Stokes equations, Simulation, Acoustics, Blades
Journal Articles

A Deep Insight Into the Transonic Flow of an Advanced Centrifugal Compressor Design

David Wittrock, Martin Junker, Manfred Beversdorff, Andreas Peters, Eberhard Nicke
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2020, 142(9): 091004.
Paper No: TURBO-20-1026
https://doi.org/10.1115/1.4047609
Published Online: August 21, 2020
View Article titled, A Deep Insight Into the Transonic Flow of an Advanced Centrifugal Compressor Design
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Topics: Blades, Compressors, Design, Flow (Dynamics), Impellers, Outflow, Inflow, Pressure
Proceedings Papers

Design of a Transonic High Flow Coefficient Centrifugal Compressor by Using Advanced Design Methods

David Wittrock, Oliver Reutter, Eberhard Nicke, Thomas Schmidt, Jan Klausmann
Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT44A002, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75024
https://doi.org/10.1115/GT2018-75024
View Paper titled, Design of a Transonic High Flow Coefficient Centrifugal Compressor by Using Advanced Design Methods
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Topics: Compressors, Design, Design methodology, Flow (Dynamics), Blades, Diesel, Turbochargers, Diffusers, Computational fluid dynamics, Design engineering
Proceedings Papers

Aerodynamic Optimization of a Two-Part Variable Inlet Guide Vane in a Highly Loaded Low Pressure Compressor

Stefan Hemmert-Pottmann, William Gouézou, Eberhard Nicke
Proc. ASME. GT2018, Volume 2A: Turbomachinery, V02AT39A010, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75489
https://doi.org/10.1115/GT2018-75489
View Paper titled, Aerodynamic Optimization of a Two-Part Variable Inlet Guide Vane in a Highly Loaded Low Pressure Compressor
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Topics: Compressors, Inlet guide vanes, Optimization, Pressure, Design, Struts (Engineering), Blades, Geometry, Rotors, Chords (Trusses)
Journal Articles

A Database of Optimal Airfoils for Axial Compressor Throughflow Design

Markus Schnoes, Eberhard Nicke
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. May 2017, 139(5): 051008.
Paper No: TURBO-16-1243
https://doi.org/10.1115/1.4035075
Published Online: January 24, 2017
View Article titled, A Database of Optimal Airfoils for Axial Compressor Throughflow Design
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Topics: Airfoils, Blades, Compressors, Databases, Design, Geometry, Optimization, Computational fluid dynamics, Flow (Dynamics), Cascades (Fluid dynamics)
Proceedings Papers

A Database of Optimal Airfoils for Axial Compressor Throughflow Design

Markus Schnoes, Eberhard Nicke
Proc. ASME. GT2016, Volume 2C: Turbomachinery, V02CT39A008, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56241
https://doi.org/10.1115/GT2016-56241
View Paper titled, A Database of Optimal Airfoils for Axial Compressor Throughflow Design
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Topics: Airfoils, Compressors, Databases, Design, Blades, Chords (Trusses), Computational fluid dynamics, Geometry, Optimization, Cascades (Fluid dynamics)
Proceedings Papers

Optimizing Surge Margin and Efficiency of a Transonic Compressor

Georgios Goinis, Eberhard Nicke
Proc. ASME. GT2016, Volume 2A: Turbomachinery, V02AT37A048, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-57896
https://doi.org/10.1115/GT2016-57896
View Paper titled, Optimizing Surge Margin and Efficiency of a Transonic Compressor
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Topics: Compressors, Surges, Geometry, Rotors, Design, Blades, Boundary-value problems, Computational fluid dynamics, Flow (Dynamics), Optimization
Proceedings Papers

Automated Calibration of Compressor Loss and Deviation Correlations

Markus Schnoes, Eberhard Nicke
Proc. ASME. GT2015, Volume 2A: Turbomachinery, V02AT37A020, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42644
https://doi.org/10.1115/GT2015-42644
View Paper titled, Automated Calibration of Compressor Loss and Deviation Correlations
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Topics: Calibration, Compressors, Design, Airfoils, Cascades (Fluid dynamics), Computational fluid dynamics, Flow (Dynamics), Simulation, Mach number, Reynolds number
Proceedings Papers

Endwall Contouring and Fillet Design for Reducing Losses and Homogenizing the Outflow of a Compressor Cascade

Oliver Reutter, Stefan Hemmert-Pottmann, Alexander Hergt, Eberhard Nicke
Proc. ASME. GT2014, Volume 2A: Turbomachinery, V02AT37A007, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25277
https://doi.org/10.1115/GT2014-25277
View Paper titled, Endwall Contouring and Fillet Design for Reducing Losses and Homogenizing the Outflow of a Compressor Cascade
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Topics: Cascades (Fluid dynamics), Compressors, Design, Outflow, Pressure, Inflow, Blades, Corners (Structural elements), Flow (Dynamics), Mach number
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