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Steffen Hammer
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Journal Articles

Acoustic Modes in an Open Box Cavity With Variable Depth Using Two Distinct Wind Tunnels

Steffen Hammer, James Twaddle, Jens Fridh, Guillermo Paniagua
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081014.
Paper No: TURBO-24-1118
https://doi.org/10.1115/1.4067459
Published Online: January 30, 2025
View Article titled, Acoustic Modes in an Open Box Cavity With Variable Depth Using Two Distinct Wind Tunnels
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Topics: Cavities, Wind tunnels, Flow (Dynamics), Mach number, Acoustics, Pressure
Proceedings Papers

Acoustic Modes in an Open Box Cavity With Variable Depth Using Two Distinct Wind Tunnels

Steffen Hammer, James Twaddle, Jens Fridh, Guillermo Paniagua
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT33A016, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129059
https://doi.org/10.1115/GT2024-129059
View Paper titled, Acoustic Modes in an Open Box Cavity With Variable Depth Using Two Distinct Wind Tunnels
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Topics: Acoustics, Cavities, Flow (Dynamics), Wind tunnels
Proceedings Papers

Experimental Investigation of Rossiter Modes for an Open Box Cavity With Adjustable Depth

Steffen Hammer, Jens Fridh, Mattias Billson
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT35A008, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-60037
https://doi.org/10.1115/GT2021-60037
View Paper titled, Experimental Investigation of Rossiter Modes for an Open Box Cavity With Adjustable Depth
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Topics: Cavities, Resonance, Acoustics, Aircraft, Geometry, Aerospace industry, Aircraft engines, Compressors, Engineers, Engines
Proceedings Papers

Adaptive Blade Systems for Increased Operating Range of a Turbomachine

Steffen Hammer, Julija Peter, Paul Uwe Thamsen, Robert Meyer, Dat Tien Phan, Robert Liebich
Proc. ASME. AJKFluids2015, Volume 1A: Symposia, Part 2, V01AT33A019, July 26–31, 2015
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2015-33762
https://doi.org/10.1115/AJKFluids2015-33762
View Paper titled, Adaptive Blade Systems for Increased Operating Range of a Turbomachine
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Topics: Blades, Turbomachinery, Stators, Cascades (Fluid dynamics), Flow (Dynamics), Fluids, Piezoelectric actuators, Pressure measurement, Rotors, System dynamics
Proceedings Papers

Mixed Flow Fans — Comparative Investigations of Blade Design Methods

Paul Uwe Thamsen, Anne Treder, Steffen Hammer, Khaled Tunsi
Proc. ASME. GT2014, Volume 1A: Aircraft Engine; Fans and Blowers, V01AT10A030, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26983
https://doi.org/10.1115/GT2014-26983
View Paper titled, Mixed Flow Fans — Comparative Investigations of Blade Design Methods
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Topics: Blades, Design methodology, Fans, Flow (Dynamics), Design, Pressure, Deflection, High pressure (Physics), Suction