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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

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

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

The Impact of Various Modeling Decisions on Flow Field Predictions in a Centrifugal Compressor

William J. Gooding, Matthew A. Meier, Nicole L. Key

J. Turbomach. October 2021, 143(10): 101006.

Paper No: TURBO-20-1390

DOI: https://doi.org/10.1115/1.4050674

Published Online: May 17, 2021

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Topics: Compressors, Diffusers, Flow (Dynamics), Heat transfer, Modeling, Pressure, Surface roughness, Turbulence, Simulation, Design

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

Journal Articles

A New Approach to Modeling Slip and Work Input for Centrifugal Compressors

Herbert M. Harrison, Nicole L. Key

J. Eng. Gas Turbines Power. February 2021, 143(2): 021013.

Paper No: GTP-20-1715

DOI: https://doi.org/10.1115/1.4049412

Published Online: January 18, 2021

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Topics: Compressors, Design, Flow (Dynamics), Impellers, Modeling, Errors, Mach number, Machinery, Temperature

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

A New Approach to Modeling Slip and Work Input for Centrifugal Compressors

Herbert M. Harrison, Nicole L. Key

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A003, September 21–25, 2020

Paper No: GT2020-14135

DOI: https://doi.org/10.1115/GT2020-14135

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Topics: Compressor impellers, Compressors, Design, Modeling, Impellers, Errors, Flow (Dynamics), Geometry

Proceedings Papers

The Impact of Various Modelling Decisions on Flow Field Predictions in a Centrifugal Compressor

William J. Gooding, Matthew A. Meier, Nicole L. Key

Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET39A012, September 21–25, 2020

Paper No: GT2020-14516

DOI: https://doi.org/10.1115/GT2020-14516

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Topics: Compressors, Diffusers, Flow (Dynamics), Modeling

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

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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

On Choosing the Optimal Impeller Exit Velocity Triangles in Preliminary Design

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

The Impact of Various Modeling Decisions on Flow Field Predictions in a Centrifugal Compressor

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

A New Approach to Modeling Slip and Work Input for Centrifugal Compressors

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

A New Approach to Modeling Slip and Work Input for Centrifugal Compressors

The Impact of Various Modelling Decisions on Flow Field Predictions in a Centrifugal Compressor

Compressor Stall Warning Using Nonlinear Feature Extraction Algorithms

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