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Keywords: compressor aerodynamic design
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Journal Articles

RANS Capabilities for Transonic Axial Compressor: A Perspective From GPPS Computational Fluid Dynamics Workshop

Xiao He, Fabian Klausmann
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2025, 147(2): 021007.
Paper No: TURBO-24-1060
https://doi.org/10.1115/1.4066431
Published Online: October 8, 2024
... urbomachinery . 31 03 2024 21 08 2024 22 08 2024 08 10 2024 Graphical Abstract Figure computational fluid dynamics (CFD) compressor aerodynamic design fluid dynamics in compressor Directorate-General for Research and Innovation 10.13039/100004431 Horizon...
View Article titled, RANS Capabilities for Transonic Axial Compressor: A Perspective From GPPS Computational Fluid Dynamics Workshop
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Topics: Compressors, Computational fluid dynamics, Flow (Dynamics), Pressure, Reynolds-averaged Navier–Stokes equations, Rotors, Turbulence, Workshops (Work spaces), Stators, Simulation
Journal Articles

A Numerical Design Space Investigation of Low-Speed Axial Compressor Stages Using Single-Row and Tandem Bladings

Philipp von Jeinsen, Jannik Eckel, Samuele Giannini, Volker Gümmer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2024, 146(6): 061012.
Paper No: TURBO-23-1162
https://doi.org/10.1115/1.4064422
Published Online: January 29, 2024
...-called Smith chart (work coefficient versus flow coefficient) characterizes all compressor stages by the shape of their velocity triangles. computational fluid dynamics (CFD) compressor aerodynamic design turbomachinery blading design 10 08 2023 19 12 2023 19 12 2023 29...
View Article titled, A Numerical Design Space Investigation of Low-Speed Axial Compressor Stages Using Single-Row and Tandem Bladings
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Topics: Blades, Design, Rotors, Compressors, Airfoils, Stators
Journal Articles

A Data-Centric Approach to Loss Mechanisms

Alistair C. Senior, Robert J. Miller
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2024, 146(4): 041007.
Paper No: TURBO-23-1233
https://doi.org/10.1115/1.4064167
Published Online: December 15, 2023
... 23 10 2023 15 12 2023 loss models machine learning compressor aerodynamic design and turbine aerodynamic design turbomachinery blading design Engineering and Physical Sciences Research Council 10.13039/501100000266 2114731 The ability of the human mind...
View Article titled, A Data-Centric Approach to Loss Mechanisms
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Topics: Design, Flow (Dynamics), Machine learning, Pressure, Wedges, Compressors, Wakes, Blades
Journal Articles

A Method for Preliminary Design of Variable Geometry Vaned Diffuser for Centrifugal Compressor

Hideaki Tamaki, Satoshi Yamaguchi
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2024, 146(3): 031014.
Paper No: TURBO-23-1226
https://doi.org/10.1115/1.4064083
Published Online: December 14, 2023
... aerodynamic design Typical active control methods to enhance the operating range of centrifugal compressors are suction throttling with a valve in a suction line, discharge throttling with a ring installed in a vaneless diffuser, variable inlet guide vanes (VIGV), and variable geometry vaned diffuser...
View Article titled, A Method for Preliminary Design of Variable Geometry Vaned Diffuser for Centrifugal Compressor
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Topics: Compressors, Design, Diffusers, Geometry, Pressure, Impellers, Flow (Dynamics)
Journal Articles

Design of Aerodynamically Balanced Transonic Compressor Rotors

Demetrios Lefas, Robert J. Miller
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2024, 146(2): 021011.
Paper No: TURBO-23-1203
https://doi.org/10.1115/1.4063881
Published Online: November 16, 2023
... 10 2023 09 10 2023 16 11 2023 compressor stall surge and operability fan compressor aerodynamic design turbomachinery blading design It is well known that the aerodynamic design of multistage transonic compressor rotors is incredibly difficult. The reason...
View Article titled, Design of Aerodynamically Balanced Transonic Compressor Rotors
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Topics: Blades, Design, Rotors, Compressors, Shock (Mechanics), Flow (Dynamics)
Journal Articles

Numerical Investigation of the Influence of the Degree of Reaction in an Axial Compressor Stage With Tandem Vanes

Samuele Giannini, Guilherme M. Luz, Philipp von Jeinsen, Mattia Straccia, Volker Gümmer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2023, 145(12): 121008.
Paper No: TURBO-23-1151
https://doi.org/10.1115/1.4063513
Published Online: October 19, 2023
...: philipp.jeinsen@tum.de Email: mattia.straccia@tum.de Email: volker.guemmer@tum.de 09 08 2023 19 09 2023 19 09 2023 19 10 2023 computational fluid dynamics (CFD) compressor aerodynamic design turbomachinery blading design Most of the knowledge of the influence...
View Article titled, Numerical Investigation of the Influence of the Degree of Reaction in an Axial Compressor Stage With Tandem Vanes
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Topics: Compressors, Design, Diffusion (Physics), Flow (Dynamics), Pressure, Rotors, Stators, Blades, Computational fluid dynamics, Airfoils
Journal Articles

Multidisciplinary Design of an Electrically Powered High-Lift System

Niklas Maroldt, Stefanie Lohse, Matthias Kalla, Bernd Ponick, Joerg R. Seume
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101001.
Paper No: TURBO-23-1002
https://doi.org/10.1115/1.4062677
Published Online: June 26, 2023
... dynamics (CFD) compressor aerodynamic design turbomachinery blading design Deutsche Forschungsgemeinschaft 10.13039/501100001659 133733460 Due to stronger requirements and regulations regarding a more environmentally friendly aviation, the need for lighter and highly efficient...
View Article titled, Multidisciplinary Design of an Electrically Powered High-Lift System
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Topics: Compressors, Design, Optimization, Machinery, Electrical components
Journal Articles

Numerical Investigation of Near-Tip Modifications for a Highly Loaded Low-Speed Rotor Under the Influence of Double Leakage

Jannik Eckel, Philipp von Jeinsen, Volker Gümmer
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041003.
Paper No: TURBO-22-1204
https://doi.org/10.1115/1.4055651
Published Online: November 3, 2022
... Institute (IGTI) of ASME for publication in the J ournal of T urbomachinery . 01 08 2022 03 09 2022 06 09 2022 03 11 2022 computational fluid dynamics (CFD) compressor aerodynamic design turbomachinery blading design In the general pursuit of an CO 2 neutral...
View Article titled, Numerical Investigation of Near-Tip Modifications for a Highly Loaded Low-Speed Rotor Under the Influence of Double Leakage
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Topics: Blades, Design, Entropy, Flow (Dynamics), Leakage, Pressure, Rotors, Vortices, Compressors
Journal Articles

On Choosing the Optimal Impeller Exit Velocity Triangles in Preliminary Design

Fangyuan Lou, Nicole L. Key
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. November 2022, 144(11): 111011.
Paper No: TURBO-22-1110
https://doi.org/10.1115/1.4055151
Published Online: September 13, 2022
... velocity triangle impeller preliminary design centrifugal compressor compressor aerodynamic design The performance of a centrifugal compressor is strongly influenced by the impeller exit velocity triangle in two key aspects. First, it determines the work factor and relative diffusion...
View Article titled, On Choosing the Optimal Impeller Exit Velocity Triangles in Preliminary Design
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Topics: Design, Impellers, Pressure, Diffusion (Physics)
Journal Articles

Effect of the Axial Casing Groove Geometry on the Production and Distribution of Reynolds Stresses in the Tip Region of an Axial Compressor Rotor

Subhra Shankha Koley, Ayush Saraswat, Huang Chen, Joseph Katz
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2022, 144(9): 091007.
Paper No: TURBO-21-1216
https://doi.org/10.1115/1.4053566
Published Online: March 4, 2022
... urbomachinery . 29 08 2021 11 01 2022 11 01 2022 04 03 2022 compressor stall surge and operability computational fluid dynamics (CFD) turbulence modeling Reynolds stresses axial casing grooves compressor aerodynamic design Glenn Research Center 10.13039/100006193...
View Article titled, Effect of the Axial Casing Groove Geometry on the Production and Distribution of Reynolds Stresses in the Tip Region of an Axial Compressor Rotor
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Topics: Blades, Flow (Dynamics), Stress, Turbulence, Rotors, Outflow, Shear (Mechanics), Compressors, Kinetic energy
Journal Articles

Steady and Unsteady Temperature Measurements in the Wake of a Linear Cascade With Heated Airfoils

Svenja Aberle-Kern, Thomas Ripplinger, Reinhard Niehuis
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2021, 143(8): 081004.
Paper No: TURBO-20-1351
https://doi.org/10.1115/1.4050435
Published Online: April 26, 2021
... a nonnegligible impact on the overall profile loss, a further understanding of the occurring effects is desirable. compressor aerodynamic design fluid dynamics and heat transfer phenomena in compressor components of gas turbine engines heat transfer measurement techniques 12 11 2020 27 01...
View Article titled, Steady and Unsteady Temperature Measurements in the Wake of a Linear Cascade With Heated Airfoils
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Topics: Blades, Cascades (Fluid dynamics), Flow (Dynamics), Pressure, Probes, Temperature, Vortices, Wakes, Wire, Heat transfer
Journal Articles

On the Importance of Transition Control at Transonic Compressor Blades

Alexander Hergt, J. Klinner, S. Grund, C. Willert, W. Steinert, M. Beversdorff
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. March 2021, 143(3): 031007.
Paper No: TURBO-20-1102
https://doi.org/10.1115/1.4049783
Published Online: March 1, 2021
... 23 11 2020 01 03 2021 shock boundary layer interaction fan blades transonic compressor compressor aerodynamic design measurement techniques The research on shock wave boundary layer (BL) interaction, its nature, and detrimental effect on transonic airfoils started...
View Article titled, On the Importance of Transition Control at Transonic Compressor Blades
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Topics: Blades, Boundary layers, Cascades (Fluid dynamics), Compressors, Oscillations, Shock (Mechanics), Flow (Dynamics), Separation (Technology), Suction, Flow control