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Niklas Maroldt
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Proceedings Papers

Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling

Niklas Maroldt, Joerg R. Seume, Lukas Schwerdt, Lars Panning von-Scheidt, Jörg Wallaschek, Ricarda Berger, Raimund Rolfes
Proc. ASME. GT2022, Volume 8B: Structures and Dynamics — Probabilistic Methods; Rotordynamics; Structural Mechanics and Vibration, V08BT27A007, June 13–17, 2022
Paper No: GT2022-81090
DOI: https://doi.org/10.1115/GT2022-81090
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Topics: Compressors, Modeling, Vibration, Rotors, Blades, Damping, Engineering simulation, Fatigue life, High cycle fatigue, Simulation
Journal Articles

Reduced Order Modeling of Forced Response in a Multistage Compressor Under Mistuning and Aerocoupling

Niklas Maroldt, Lukas Schwerdt, Ricarda Berger, Lars Panning-von Scheidt, Raimund Rolfes, Jörg Wallaschek, Joerg R. Seume
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2022, 144(11): 111017.
Paper No: GTP-22-1317
DOI: https://doi.org/10.1115/1.4055368
Published Online: September 22, 2022
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Topics: Acoustics, Blades, Compressors, Damping, Excitation, Fatigue, Rotors, Stiffness, Vibration, Modeling
Journal Articles

Unsteady Interaction Mechanisms of Axial-Slot Casing Treatment With Tip Region Flow in a Highly-Loaded Mixed-Flow Compressor

Juan Du, Jiahui Qiu, Qianfeng Zhang, Dun Ba, Niklas Maroldt, Joerg R. Seume
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2022, 144(9): 091001.
Paper No: GTP-22-1105
DOI: https://doi.org/10.1115/1.4054965
Published Online: July 21, 2022
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Topics: Blades, Compressors, Flow (Dynamics), Pressure, Rotors, Stall inception
Journal Articles

Forced Response Due to Vane Stagger Angle Variation in an Axial Compressor

Niklas Maroldt, Mona Amer, Joerg R. Seume
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. August 2022, 144(8): 081011.
Paper No: TURBO-21-1042
DOI: https://doi.org/10.1115/1.4053839
Published Online: March 4, 2022
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Topics: Blades, Compressors, Damping, Engines, Excitation, Flow (Dynamics), Inlet guide vanes, Rotors, Simulation, Vibration
Proceedings Papers

Design of a Mixed-Flow Transonic Compressor for Active High-Lift System Using a 3D Inverse Design Methodology

Peng Wang, Maria Vera-Morales, Patrick La, Mehrdad Zangeneh, Niklas Maroldt, Ole Willers, Felix Kauth, Jörg Seume
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A023, September 21–25, 2020
Paper No: GT2020-15645
DOI: https://doi.org/10.1115/GT2020-15645
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Topics: Compressors, Design, Design methodology, Flow (Dynamics)