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Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A027, June 13–17, 2022

Paper No: GT2022-83018

DOI: https://doi.org/10.1115/GT2022-83018

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Topics: Acoustics, Compressors, Flow instability, Surges

Proceedings Papers

Investigation of Surge in a Transonic Centrifugal Compressor With Vaned Diffuser: Part 2 – Correlation With Subcomponent Characteristics

Fangyuan Lou, Herbert M. Harrison, William J. Brown, Nicole L. Key

Paper No: GT2022-82686

DOI: https://doi.org/10.1115/GT2022-82686

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Topics: Compressors, Diffusers, Stability, Surges

Proceedings Papers

Turbulence Model Impact on Predicting Precursors to Surge Flow Instabilities in a Turbocharger Compressor

E. Trigell, M. Mihaescu

Paper No: GT2022-83103

DOI: https://doi.org/10.1115/GT2022-83103

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Topics: Compressors, Flow instability, Surges, Turbochargers, Turbulence, Flow (Dynamics), Design, Blades, Calibration, Computer simulation

Proceedings Papers

On the Mode Characteristics of Rotating Instability With Different Tip Clearances

Zeyuan Yang, Lele Ming, Si Wu, Yadong Wu, Jie Tian, Hua Ouyang

Paper No: GT2022-82072

DOI: https://doi.org/10.1115/GT2022-82072

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Topics: Blades, Clearances (Engineering), Compressors, Design, Ducts, Flow (Dynamics), Noise (Sound), Pressure, Rotors, Shear (Mechanics)

Proceedings Papers

Numerical Investigation of Unsteady Flow Phenomena in a Centrifugal Compressor Operating Near Surge With a Geometrically Reduced Model

Dominik Paul, Werner Eißler

Paper No: GT2022-80383

DOI: https://doi.org/10.1115/GT2022-80383

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Topics: Compressors, Surges, Unsteady flow

Proceedings Papers

An Investigation of Non-Linear Surge Characteristic in a High-Speed Centrifugal Compressor

Yoshihiro Hayashi, Teng Cao

Paper No: GT2022-81270

DOI: https://doi.org/10.1115/GT2022-81270

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Topics: Compressors, Surges

Proceedings Papers

Machine-Learning Assisted Optimization of Generalized K-Omega (GEKO) Turbulence Model Parameters for Turbocharger Radial Compressor

Patrick Amstad, Kwok Kai So, Magnus Fischer

Paper No: GT2022-78306

DOI: https://doi.org/10.1115/GT2022-78306

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Topics: Compressors, Machine learning, Optimization, Turbochargers, Turbulence, Artificial neural networks, Diffusers, Errors, Flow (Dynamics), Pressure

Proceedings Papers

Effects of the Surge Motion on the Performance of Floating Wind Turbine Considering Blade Structural Flexibility

Le Zhou, Xin Shen, Jiajia Chen, Fanfu Yin, Zhaohui Du

Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A013, June 13–17, 2022

Paper No: GT2022-82264

DOI: https://doi.org/10.1115/GT2022-82264

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Topics: Blades, Euler-Bernoulli beam theory, Floating wind turbines, Surges, Vortices, Wakes

Proceedings Papers

Investigation of Surge in a Transonic Centrifugal Compressor With Vaned Diffuser: Part 1 – Surge Signature

Fangyuan Lou, Herbert M. Harrison, Nicole L. Key

Paper No: GT2022-82682

DOI: https://doi.org/10.1115/GT2022-82682

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Topics: Compressors, Diffusers, Stability, Surges

Proceedings Papers

Numerical Predictions of Mean Performance and Dynamic Behavior of a 10 MWe sCO2 Compressor with Test Data Validation

Ashvin Hosangadi, Tim Weathers, Zisen Liu, Robert Pelton, Karl Wygant, Jason Wilkes

Proc. ASME. GT2022, Volume 9: Supercritical CO2, V009T28A009, June 13–17, 2022

Paper No: GT2022-82017

DOI: https://doi.org/10.1115/GT2022-82017

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Topics: Carbon dioxide, Compressors, Condensation, Fluids, Surges

Proceedings Papers

Investigation of Tip Leakage Vortex Breakdown in a High-Speed Multistage Axial Compressor

Ryosuke Seki, Toshihiko Azuma, Junji Iwatani, Akihiro Nakaniwa, Hidetaka Okui, Takanori Shibata

Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A001, June 13–17, 2022

Paper No: GT2022-77977

DOI: https://doi.org/10.1115/GT2022-77977

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Topics: Compressors, Gas turbines, Leakage, Surges, Vortices

Proceedings Papers

Computational Flow Field Assessment of the Inlet Region of Centrifugal Compressor Under Unsteady Flow Conditions Near Surge

Aakeen Parikh, Pablo Ale-Martos, Maria Esperanza Barrera-Medrano, Yoshihiro Hayashi, Ricardo Martinez-Botas

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT35A005, June 13–17, 2022

Paper No: GT2022-81968

DOI: https://doi.org/10.1115/GT2022-81968

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Topics: Compressors, Flow (Dynamics), Surges, Unsteady flow, Pulsatile flow, Stability, Boundary-value problems, Cycles, Dynamic response, Engines

Proceedings Papers

Evaluation of Surge Prediction Capabilities of Body-Force Model on a High-Speed Multi-Stage Axial-Radial Compressor

Hanxuan Zeng, Tengbo Fan, Zhenzhong Sun, Baotong Wang, Xinqian Zheng

Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A034, June 13–17, 2022

Paper No: GT2022-82548

DOI: https://doi.org/10.1115/GT2022-82548

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Topics: Compressors, Surges

Proceedings Papers

Automatized Experimental Combustor Development Using Adaptive Surrogate Model-Based Optimization

Johann Moritz Reumschüssel, Philipp Maximilian zur Nedden, Jakob G. R. von Saldern, Thoralf G. Reichel, Bernhard Ćosić, Christian Oliver Paschereit

Proc. ASME. GT2022, Volume 3A: Combustion, Fuels, and Emissions, V03AT04A048, June 13–17, 2022

Paper No: GT2022-81756

DOI: https://doi.org/10.1115/GT2022-81756

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Topics: Combustion chambers, Optimization, Flames, Emissions, Fuels, Gas turbines, Nitrogen oxides, Stability, Valves, Artificial intelligence

Proceedings Papers

Modeling Power Constraints Using Maps and Field Data in Optimization Problems for Gas Transportation Systems

Cody W. Allen

Proc. ASME. GT2022, Volume 7: Industrial and Cogeneration; Manufacturing Materials and Metallurgy; Microturbines, Turbochargers, and Small Turbomachines; Oil & Gas Applications, V007T19A003, June 13–17, 2022

Paper No: GT2022-80552

DOI: https://doi.org/10.1115/GT2022-80552

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Topics: Modeling, Optimization, Transportation systems, Pipelines, Compressors, Flow (Dynamics), Gas compressors, Hydrogen, Natural gas, Renewable energy

Proceedings Papers

Impact of Compressor and Turbine Operating Range Extension on the Performance of an Electric Turbocharger for Fuel Cell Applications

Sebastian Lück, Markus Schödel, Marco Menze, Jan Göing, Jörg R. Seume, Jens Friedrichs

Paper No: GT2022-82974

DOI: https://doi.org/10.1115/GT2022-82974

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Topics: Compressors, Fuel cell applications, Turbines, Turbochargers, Transients (Dynamics), Diffusers, Nozzles, Surges, Geometry, Machinery

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Transient Analysis of a Micro Gas Turbine With Fuel Composition Change

Real Time mGT Performance Assessment Tool: Comprehensive Transient Behaviour Prediction With Computationally Effective Techniques

Compressor Surge Precursors for a Turbocharger Coupled to a Pressure Vessel

Influence of Different Flow Solvers and Off-Design Conditions on the Determination of Fan-Rotor Wakes for Broadband Noise Prediction

Acoustic Signature of Flow Instabilities Present in Industrial Centrifugal Compressor

Investigation of Surge in a Transonic Centrifugal Compressor With Vaned Diffuser: Part 2 – Correlation With Subcomponent Characteristics

Turbulence Model Impact on Predicting Precursors to Surge Flow Instabilities in a Turbocharger Compressor

On the Mode Characteristics of Rotating Instability With Different Tip Clearances

Numerical Investigation of Unsteady Flow Phenomena in a Centrifugal Compressor Operating Near Surge With a Geometrically Reduced Model

An Investigation of Non-Linear Surge Characteristic in a High-Speed Centrifugal Compressor

Machine-Learning Assisted Optimization of Generalized K-Omega (GEKO) Turbulence Model Parameters for Turbocharger Radial Compressor

Effects of the Surge Motion on the Performance of Floating Wind Turbine Considering Blade Structural Flexibility

Investigation of Surge in a Transonic Centrifugal Compressor With Vaned Diffuser: Part 1 – Surge Signature

Numerical Predictions of Mean Performance and Dynamic Behavior of a 10 MWe sCO2 Compressor with Test Data Validation

Investigation of Tip Leakage Vortex Breakdown in a High-Speed Multistage Axial Compressor

Computational Flow Field Assessment of the Inlet Region of Centrifugal Compressor Under Unsteady Flow Conditions Near Surge

Evaluation of Surge Prediction Capabilities of Body-Force Model on a High-Speed Multi-Stage Axial-Radial Compressor

Automatized Experimental Combustor Development Using Adaptive Surrogate Model-Based Optimization

Modeling Power Constraints Using Maps and Field Data in Optimization Problems for Gas Transportation Systems

Impact of Compressor and Turbine Operating Range Extension on the Performance of an Electric Turbocharger for Fuel Cell Applications

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