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Proceedings Papers

Sensitivity Analysis for Flow Stability of Axial Compressor Based on Meridional Flow

Haoyu Ni, Yibo Fang, Dengke Xu, Hengyi Zhu, Dakun Sun, Xiaofeng Sun
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A043, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128643
https://doi.org/10.1115/GT2024-128643
View Paper titled, Sensitivity Analysis for Flow Stability of Axial Compressor Based on Meridional Flow
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Topics: Compressors, Flow (Dynamics), Sensitivity analysis, Stability, Stall inception
Proceedings Papers

An Experimental Investigation of the Non-Axisymmetric Casing Treatment for a Low-Speed Axial-Flow Compressor Under Circumferential Inflow Distortion

Pan Zhao, Min Zhang, Yihan Li, Xiaobin Xu, Dun Ba, Juan Du
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A017, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124430
https://doi.org/10.1115/GT2024-124430
View Paper titled, An Experimental Investigation of the Non-Axisymmetric Casing Treatment for a Low-Speed Axial-Flow Compressor Under Circumferential Inflow Distortion
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Topics: Aircraft engines, Axial flow, Compressors, Inflow, Stall inception
Proceedings Papers

Effects of Inlet Total Pressure Distortion on the Performance of a Two-Stage Transonic Fan

Jiahui Qiu, Hongliang Zhao, Chen Yang, Juan Du, Min Zhang, Yaolong Qin
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A025, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-126211
https://doi.org/10.1115/GT2024-126211
View Paper titled, Effects of Inlet Total Pressure Distortion on the Performance of a Two-Stage Transonic Fan
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Topics: Blades, Pressure, Simulation, Rotors, Flow (Dynamics), Temperature, Annulus, Compression, Computation, Design
Proceedings Papers

A Framework and Approach for Leveraging Unsteady Response in Turbocompressor Flowfields

Eric M. Krivitzky, Louis M. Larosiliere
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT36A030, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-129548
https://doi.org/10.1115/GT2024-129548
View Paper titled, A Framework and Approach for Leveraging Unsteady Response in Turbocompressor Flowfields
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Topics: Cascades (Fluid dynamics), Compressors, Computational fluid dynamics, Dynamics (Mechanics), Excitation, Flow (Dynamics), Modeling, Reynolds-averaged Navier–Stokes equations, Robustness, Stability
Proceedings Papers

Unsteady Flow Mechanism of Impeller Stall Inception in a High-Pressure Ratio Centrifugal Compressor With Bleed Slots

Nobumichi Fujisawa, Yuta Yamamoto, Yutaka Ohta, Atsushi Ogino, Ryo Nakayama, Eijiro Kitamura
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT35A023, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-128457
https://doi.org/10.1115/GT2024-128457
View Paper titled, Unsteady Flow Mechanism of Impeller Stall Inception in a High-Pressure Ratio Centrifugal Compressor With Bleed Slots
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Topics: Compressors, High pressure (Physics), Impellers, Stall inception, Unsteady flow
Proceedings Papers

Numerical Characterization of Prestall Disturbances in a Compressor Stage

Victor Bicalho Civinelli de Almeida, Ergin Tüzüner, Mario Eck, Dieter Peitsch
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT36A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101101
https://doi.org/10.1115/GT2023-101101
View Paper titled, Numerical Characterization of Prestall Disturbances in a Compressor Stage
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Topics: Clearances (Engineering), Compressors, Flow (Dynamics), Computer simulation, Annulus, Computation, Computational fluid dynamics, Dynamics (Mechanics), Pressure, Probes
Proceedings Papers

Optimized Casing Treatment to Improve Stall Margin Under Circumferential Pressure Distortion in a High-Speed Axial Flow Fan

Yihan Li, Jichao Li, Juan Du, Yang Liu, Min Zhang, Hongwu Zhang
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A011, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-101620
https://doi.org/10.1115/GT2023-101620
View Paper titled, Optimized Casing Treatment to Improve Stall Margin Under Circumferential Pressure Distortion in a High-Speed Axial Flow Fan
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Topics: Axial flow, Pressure, Inflow, Blades, Design, Shock waves, Stability, Surges, Aviation, Composite materials
Proceedings Papers

Simulating Stall Inception in a High-Performance Fan

Andrew M. Bedke, Steven E. Gorrell
Proc. ASME. GT2023, Volume 13A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V13AT29A030, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102649
https://doi.org/10.1115/GT2023-102649
View Paper titled, Simulating Stall Inception in a High-Performance Fan
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Topics: Stall inception, Vortices, Blades, Shock (Mechanics), Leakage, Rotors, Aircraft engines, Annulus, Compressors, Delays
Proceedings Papers

Automated Analysis of Stall Inception in Multistage Compressors Using 1D Methods

Benjamin Conser, Vlad Goldenberg
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A027, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-103016
https://doi.org/10.1115/GT2023-103016
View Paper titled, Automated Analysis of Stall Inception in Multistage Compressors Using 1D Methods
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Topics: Compressors, Stall inception
Proceedings Papers

Assessment of Fan Stall Point Identification Ability of Steady RANS Computations With the Helicity-Corrected Spalart-Allmaras Turbulence Model

Zhifan Yu, Hussain Raza, Jeff Defoe
Proc. ASME. GT2023, Volume 13C: Turbomachinery — Deposition, Erosion, Fouling, and Icing; Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V13CT32A039, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-104039
https://doi.org/10.1115/GT2023-104039
View Paper titled, Assessment of Fan Stall Point Identification Ability of Steady RANS Computations With the Helicity-Corrected Spalart-Allmaras Turbulence Model
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Topics: Computation, Computational fluid dynamics, Flow (Dynamics), Helicity, Reynolds-averaged Navier–Stokes equations, Turbulence, Rotors, Blades, Compressors, Computer software
Proceedings Papers

Diffuser Stall Inception in a High-Pressure Ratio Centrifugal Compressor With Fishtail Pipe Diffuser

Atsushi Ogino, Ryo Nakayama, Eijiro Kitamura, Nobumichi Fujisawa, Satoshi Aoyama, Yutaka Ohta
Proc. ASME. GT2023, Volume 13D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V13DT35A002, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-100835
https://doi.org/10.1115/GT2023-100835
View Paper titled, Diffuser Stall Inception in a High-Pressure Ratio Centrifugal Compressor With Fishtail Pipe Diffuser
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Topics: Compressors, Diffusers, High pressure (Physics), Pipes, Stall inception
Proceedings Papers

Numerical Research on Near Stall Characteristics of a Transonic Axial Compressor Based on Wavelet Analysis

Kailong Xia, Junda Feng, Mingmin Zhu, Hefang Deng, Xiaoqing Qiang, Jinfang Teng
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A029, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82366
https://doi.org/10.1115/GT2022-82366
View Paper titled, Numerical Research on Near Stall Characteristics of a Transonic Axial Compressor Based on Wavelet Analysis
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Topics: Compressors, Simulation, Stall inception, Wavelets
Proceedings Papers

Simulating Stall Inception in a High-Performance Fan With Clean and Distorted Inlets

Andrew M. Bedke, Tyler Adams, Steve E. Gorrell
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A019, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82031
https://doi.org/10.1115/GT2022-82031
View Paper titled, Simulating Stall Inception in a High-Performance Fan With Clean and Distorted Inlets
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Topics: Stall inception, Aircraft, Vortices, Blades, Chords (Trusses), Fans, Flow (Dynamics), Shock (Mechanics), Annulus, Clearances (Engineering)
Proceedings Papers

Circulation Budget Analysis of the Leading-Edge Vortex in a Wells Turbine Under Steady Inflow Conditions

Kaihe Geng, Ce Yang, Xinyu He, Chenxing Hu, Hanzhi Zhang, Xin Shi
Proc. ASME. GT2022, Volume 10B: Turbomachinery — Axial Flow Turbine Aerodynamics; Deposition, Erosion, Fouling, and Icing; Radial Turbomachinery Aerodynamics, V10BT30A014, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81890
https://doi.org/10.1115/GT2022-81890
View Paper titled, Circulation Budget Analysis of the Leading-Edge Vortex in a Wells Turbine Under Steady Inflow Conditions
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Topics: Inflow, Turbines, Vortices, Wells, Vorticity, Stall inception, Convection, Flow (Dynamics), Rotors, Shear (Mechanics)
Proceedings Papers

A Study of Stall Process in an Axial Flow Compressor With Foam Metal Casing Treatment

Jia Li, Dakun Sun, Ruize Xu, Xu Dong, Xiaofeng Sun
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A024, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82828
https://doi.org/10.1115/GT2022-82828
View Paper titled, A Study of Stall Process in an Axial Flow Compressor With Foam Metal Casing Treatment
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Topics: Axial flow, Compressors, Metals, Stall inception, Flow (Dynamics), Rotors, Blades, Chords (Trusses), Design, Emissions
Proceedings Papers

Fan Stability Enhancement With Partial Casing Treatments

Matthew K. Oldfield, Alejandro Castillo Pardo, Cesare A. Hall
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A020, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82039
https://doi.org/10.1115/GT2022-82039
View Paper titled, Fan Stability Enhancement With Partial Casing Treatments
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Topics: Stability, Annulus, Rotors, Flow (Dynamics), Compressors, Fans, Stall inception
Proceedings Papers

Fan Stability With Leading Edge Damage: Blind Prediction and Validation

E. J. Gunn, T. Brandvik, M. J. Wilson, R. Maxwell
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A033, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59495
https://doi.org/10.1115/GT2021-59495
View Paper titled, Fan Stability With Leading Edge Damage: Blind Prediction and Validation
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Topics: Damage, Stability, Flow (Dynamics), Engineering simulation, Separation (Technology), Simulation, Stall inception, Supersonic flow, Annulus, Blades
Proceedings Papers

An Experimental Investigation Into the Impacts of Varying the Circumferential Extent of Tip-Low Total Pressure Distortion on Fan Stability

Oliver Allen, Alejandro Castillo Pardo, Cesare A. Hall
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A036, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59851
https://doi.org/10.1115/GT2021-59851
View Paper titled, An Experimental Investigation Into the Impacts of Varying the Circumferential Extent of Tip-Low Total Pressure Distortion on Fan Stability
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Topics: Pressure, Stability, Annulus, Rotors, Blades, Boundary layers, Diluents, Inflow, Jet engines, Pressure measurement
Proceedings Papers

In-Stall Compressor Performance and the Effects of Reynolds Number

Jack Hutchings, Cesare Hall
Proc. ASME. GT2021, Volume 2A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V02AT31A004, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58457
https://doi.org/10.1115/GT2021-58457
View Paper titled, In-Stall Compressor Performance and the Effects of Reynolds Number
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Topics: Compressors, Reynolds number, Flow (Dynamics), Design, Stall inception
Proceedings Papers

Influence of Pre-Swirl, Rotor Speed and Blade Count on Aeroelastic Coupling Mechanisms During Stall Inception of a Transonic Compressor

Daniel Franke, Maximilian Jüngst, Daniel Möller, Heinz-Peter Schiffer, Thomas Giersch
Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT24A015, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15255
https://doi.org/10.1115/GT2020-15255
View Paper titled, Influence of Pre-Swirl, Rotor Speed and Blade Count on Aeroelastic Coupling Mechanisms During Stall Inception of a Transonic Compressor
Open the PDF for Influence of Pre-Swirl, Rotor Speed and Blade Count on Aeroelastic Coupling Mechanisms During Stall Inception of a Transonic Compressor in another window
Topics: Blades, Compressors, Rotors, Stall inception, Vibration, Waves, Aerodynamics, Computer simulation, Instrumentation, Stability