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Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A023, June 13–17, 2022

Paper No: GT2022-82686

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

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Topics: Compressors, Diffusers, Stability, Surges

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

Approximating Gas Turbine Combustor Exit Temperature Distribution Factors Using Spatially Under-Sampled Measurements

Fangyuan Lou

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A013, June 13–17, 2022

Paper No: GT2022-81623

DOI: https://doi.org/10.1115/GT2022-81623

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Topics: Approximation, Combustion chambers, Gas turbines, Temperature distribution, Wavelets

Proceedings Papers

Reconstructing Turbine Non-Uniform Flow Including Hot Streaks Using Spatially Under-Sampled Measurements

Xu Zhu, Fangyuan Lou, Kai Zhou, Xinqian Zheng

Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A033, June 13–17, 2022

Paper No: GT2022-83509

DOI: https://doi.org/10.1115/GT2022-83509

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Topics: Approximation, Flow (Dynamics), High pressure (Physics), Turbines, Wavelets, Temperature, Cooling, Temperature distribution, Engines, Annulus

Journal Articles

On Choosing the Optimal Impeller Exit Velocity Triangles in Preliminary Design

Fangyuan Lou, Nicole L. Key

J. Turbomach. November 2022, 144(11): 111011.

Paper No: TURBO-22-1110

DOI: https://doi.org/10.1115/1.4055151

Published Online: September 13, 2022

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Topics: Design, Impellers, Pressure, Diffusion (Physics)

Journal Articles

Approximating Gas Turbine Combustor Exit Temperature Distribution Factors Using Spatially Under-Sampled Measurements

Fangyuan Lou

J. Eng. Gas Turbines Power. October 2022, 144(10): 101018.

Paper No: GTP-22-1274

DOI: https://doi.org/10.1115/1.4055218

Published Online: September 12, 2022

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Topics: Combustion chambers, Temperature, Temperature distribution, Temperature profiles, Approximation, Wavelets, Flow (Dynamics), Design

Journal Articles

Multifidelity Optimization Under Uncertainty for Robust Design of a Micro-Turbofan Turbine Stage

Richard Amankwa Adjei, Xinqian Zheng, Fangyuan Lou, Chuang Ding

J. Eng. Gas Turbines Power. October 2022, 144(10): 101006.

Paper No: GTP-22-1143

DOI: https://doi.org/10.1115/1.4055231

Published Online: September 1, 2022

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Topics: Blades, Design, Flow (Dynamics), Optimization, Pressure, Turbines, Uncertainty quantification, Uncertainty, Rotors, Stators

Journal Articles

Details of Shrouded Stator Hub Cavity Flow in a Multistage Axial Compressor Part 2: Leakage Flow Characteristics in Stator Wells

Nitya Kamdar, Fangyuan Lou, Nicole L. Key

J. Eng. Gas Turbines Power. January 2022, 144(1): 011027.

Paper No: GTP-21-1334

DOI: https://doi.org/10.1115/1.4051958

Published Online: November 2, 2021

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Topics: Cavities, Flow (Dynamics), Leakage flows, Stators, Wells, Clearances (Engineering), Compressors, Temperature, Rotors, Cavity flows

Proceedings Papers

Details of Shrouded Stator Hub Cavity Flow in a Multi-Stage Axial Compressor Part 1: Interactions With the Primary Flow

Nitya Kamdar, Fangyuan Lou, Nicole L. Key

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A041, June 7–11, 2021

Paper No: GT2021-60103

DOI: https://doi.org/10.1115/GT2021-60103

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Topics: Cavity flows, Compressors, Flow (Dynamics), Leakage flows, Stators

Proceedings Papers

Details of Shrouded Stator Hub Cavity Flow in a Multi-Stage Axial Compressor Part 2: Leakage Flow Characteristics in Stator Wells

Nitya Kamdar, Fangyuan Lou, Nicole L. Key

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A042, June 7–11, 2021

Paper No: GT2021-60115

DOI: https://doi.org/10.1115/GT2021-60115

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Topics: Cavity flows, Compressors, Leakage flows, Stators, Wells

Proceedings Papers

Accounting for Circumferential Flow Nonuniformity in a Multi-Stage Axial Compressor

Fangyuan Lou, Douglas R. Matthews, Nicholas J. Kormanik, III, Nicole L. Key

Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A039, June 7–11, 2021

Paper No: GT2021-59968

DOI: https://doi.org/10.1115/GT2021-59968

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Topics: Accounting, Approximation, Compressors, Flow (Dynamics), Wavelets

Proceedings Papers

On Choosing the Optimal Impeller Exit Velocity Triangles in Preliminary Design

Fangyuan Lou, Nicole L. Key

Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A017, June 7–11, 2021

Paper No: GT2021-59210

DOI: https://doi.org/10.1115/GT2021-59210

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Topics: Compressors, Design, Impellers

Journal Articles

Reconstructing Compressor Non-Uniform Circumferential Flow Field From Spatially Undersampled Data—Part 1: Methodology and Sensitivity Analysis

Fangyuan Lou, Nicole L. Key

J. Turbomach. August 2021, 143(8): 081002.

Paper No: TURBO-20-1349

DOI: https://doi.org/10.1115/1.4050433

Published Online: April 26, 2021

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Topics: Approximation, Compressors, Errors, Flow (Dynamics), Particle swarm optimization, Probes, Signals, Wavelets, Sensitivity analysis, Design

Journal Articles

Reconstructing Compressor Nonuniform Circumferential Flow Field From Spatially Undersampled Data—Part 2: Practical Application for Experiments

Fangyuan Lou, Douglas R. Matthews, Nicholas J. Kormanik, III, Nicole L. Key

J. Turbomach. August 2021, 143(8): 081003.

Paper No: TURBO-20-1350

DOI: https://doi.org/10.1115/1.4050434

Published Online: April 26, 2021

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Topics: Approximation, Compressors, Diffusers, Flow (Dynamics), Pressure, Wavelets, Stators

Proceedings Papers

Reconstructing Compressor Non-Uniform Circumferential Flow Field From Spatially Undersampled Data: Part 1 — Methodology and Sensitivity Analysis

Fangyuan Lou, Nicole L. Key

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A033, September 21–25, 2020

Paper No: GT2020-14867

DOI: https://doi.org/10.1115/GT2020-14867

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Topics: Approximation, Compressors, Flow (Dynamics), Particle swarm optimization, Sensitivity analysis, Wavelets

Proceedings Papers

Reconstructing Compressor Non-Uniform Circumferential Flow Field From Spatially Undersampled Data: Part 2 — Practical Application for Experiments

Fangyuan Lou, Douglas R. Matthews, Nicholas J. Kormanik, III, Nicole L. Key

Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A052, September 21–25, 2020

Paper No: GT2020-15465

DOI: https://doi.org/10.1115/GT2020-15465

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Topics: Approximation, Compressors, Flow (Dynamics), Wavelets

Proceedings Papers

Compressor Stall Warning Using Nonlinear Feature Extraction Algorithms

Fangyuan Lou, Nicole L. Key

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A006, September 21–25, 2020

Paper No: GT2020-14247

DOI: https://doi.org/10.1115/GT2020-14247

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Topics: Algorithms, Compressors, Entropy, Feature extraction, Surges

Journal citation

NARROW

Accounting for Circumferential Flow Nonuniformity in a Multistage Axial Compressor

Investigation of Surge in a Transonic Centrifugal Compressor With Vaned Diffuser—Part I: Surge Signature

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

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

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

Approximating Gas Turbine Combustor Exit Temperature Distribution Factors Using Spatially Under-Sampled Measurements

Reconstructing Turbine Non-Uniform Flow Including Hot Streaks Using Spatially Under-Sampled Measurements

On Choosing the Optimal Impeller Exit Velocity Triangles in Preliminary Design

Approximating Gas Turbine Combustor Exit Temperature Distribution Factors Using Spatially Under-Sampled Measurements

Multifidelity Optimization Under Uncertainty for Robust Design of a Micro-Turbofan Turbine Stage

Details of Shrouded Stator Hub Cavity Flow in a Multistage Axial Compressor Part 2: Leakage Flow Characteristics in Stator Wells

Details of Shrouded Stator Hub Cavity Flow in a Multi-Stage Axial Compressor Part 1: Interactions With the Primary Flow

Details of Shrouded Stator Hub Cavity Flow in a Multi-Stage Axial Compressor Part 2: Leakage Flow Characteristics in Stator Wells

Accounting for Circumferential Flow Nonuniformity in a Multi-Stage Axial Compressor

On Choosing the Optimal Impeller Exit Velocity Triangles in Preliminary Design

Reconstructing Compressor Non-Uniform Circumferential Flow Field From Spatially Undersampled Data—Part 1: Methodology and Sensitivity Analysis

Reconstructing Compressor Nonuniform Circumferential Flow Field From Spatially Undersampled Data—Part 2: Practical Application for Experiments

Reconstructing Compressor Non-Uniform Circumferential Flow Field From Spatially Undersampled Data: Part 1 — Methodology and Sensitivity Analysis

Reconstructing Compressor Non-Uniform Circumferential Flow Field From Spatially Undersampled Data: Part 2 — Practical Application for Experiments

Compressor Stall Warning Using Nonlinear Feature Extraction Algorithms

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