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Journal Articles

Efficient Aerodynamic Uncertainty Quantification for a Three-Dimensional Transonic Fan Rotor

Qian Zhang, Dejun Meng, Shenren Xu, Dingxi Wang, Xiuquan Hang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2025, 147(8): 081013.
Paper No: TURBO-24-1346
https://doi.org/10.1115/1.4067439
Published Online: January 30, 2025
View Article titled, Efficient Aerodynamic Uncertainty Quantification for a Three-Dimensional Transonic Fan Rotor
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Topics: Blades, Computational fluid dynamics, Flow (Dynamics), Pressure, Rotors, Uncertainty quantification, Monte Carlo methods, Shock waves, Uncertainty, Compressors
Journal Articles

Three-Dimensional Unsteady Aerodynamic Optimization of a Transonic Compressor Stage Using an Implicit Discrete Adjoint Harmonic Balance Method

Hangkong Wu, Dingxi Wang, Xiuquan Huang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2025, 147(7): 071016.
Paper No: TURBO-23-1358
https://doi.org/10.1115/1.4067290
Published Online: December 20, 2024
View Article titled, Three-Dimensional Unsteady Aerodynamic Optimization of a Transonic Compressor Stage Using an Implicit Discrete Adjoint Harmonic Balance Method
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Topics: Blades, Design, Flow (Dynamics), Optimization, Stators, Rotors, Turbomachinery, Compressors, Pressure
Journal Articles

Investigation of the Sigma Approximation Technique for the Solution of the Time Spectral Equation System

Yuze Zhu, Yuxuan Zhang, Sen Zhang, Dingxi Wang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. January 2025, 147(1): 011027.
Paper No: GTP-24-1436
https://doi.org/10.1115/1.4066586
Published Online: October 25, 2024
View Article titled, Investigation of the Sigma Approximation Technique for the Solution of the Time Spectral Equation System
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Topics: Approximation, Pressure, Flow (Dynamics), Stability, Inlet guide vanes, Oscillations
Proceedings Papers

An Efficient and Robust Rotor-Stator Interfacing Method Capable of Handling Reverse Flows and Variable Specific Heat Within Multistage Turbomachines

Hangkong Wu, Xiaopei Tian, Hao Qin, Xiuquan Huang, Dingxi Wang
Proc. ASME. GT2024, Volume 12A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V12AT29A021, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125677
https://doi.org/10.1115/GT2024-125677
View Paper titled, An Efficient and Robust Rotor-Stator Interfacing Method Capable of Handling Reverse Flows and Variable Specific Heat Within Multistage Turbomachines
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Topics: Flow (Dynamics), Rotors, Specific heat, Stators, Turbomachinery, Turbines, High pressure (Physics), NASA, Newton's method, Temperature
Proceedings Papers

Inverse Design of Compressor/Fan Blade Profiles Based on Conditional Invertible Neural Networks

Xinkai Jia, Xiuquan Huang, Shouyong Jiang, Dingxi Wang, Christian Maria Firrone
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A034, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127334
https://doi.org/10.1115/GT2024-127334
View Paper titled, Inverse Design of Compressor/Fan Blade Profiles Based on Conditional Invertible Neural Networks
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Topics: Artificial neural networks, Blades, Compressors, Design
Proceedings Papers

Investigation of the Sigma Approximation Technique for the Solution of the Time Spectral Equation System

Yuze Zhu, Yuxuan Zhang, Sen Zhang, Dingxi Wang
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A027, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125788
https://doi.org/10.1115/GT2024-125788
View Paper titled, Investigation of the Sigma Approximation Technique for the Solution of the Time Spectral Equation System
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Topics: Approximation, Oscillations
Proceedings Papers

Numerical Stability Analysis of Implicit Solution Methods for Harmonic Balance Equations

Yuxuan Zhang, Dingxi Wang, Sen Zhang, Yuze Zhu
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT32A026, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-125758
https://doi.org/10.1115/GT2024-125758
View Paper titled, Numerical Stability Analysis of Implicit Solution Methods for Harmonic Balance Equations
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Topics: Numerical stability
Proceedings Papers

Efficient Quantification of Aerodynamic Performance Uncertainty due to Geometric Variability Using an Adjoint Method

Qian Zhang, Shenren Xu, Dejun Meng, Dingxi Wang, Xiuquan Huang
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT34A022, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-127703
https://doi.org/10.1115/GT2024-127703
View Paper titled, Efficient Quantification of Aerodynamic Performance Uncertainty due to Geometric Variability Using an Adjoint Method
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Topics: Uncertainty, Uncertainty quantification, Computational fluid dynamics, Blades, Dimensions, Vortices, Clearances (Engineering), Compressors, Corners (Structural elements), Design
Journal Articles

Multi-Objective Aerodynamic and Aeroelastic Coupled Design Optimization Using a Full Viscosity Discrete Adjoint Harmonic Balance Method

Hangkong Wu, Dingxi Wang, Xiuquan Huang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. October 2023, 145(10): 101002.
Paper No: TURBO-22-1260
https://doi.org/10.1115/1.4062803
Published Online: July 27, 2023
View Article titled, Multi-Objective Aerodynamic and Aeroelastic Coupled Design Optimization Using a Full Viscosity Discrete Adjoint Harmonic Balance Method
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Topics: Blades, Design, Optimization, Viscosity
Proceedings Papers

An Approximate Time Domain Nonlinear Harmonic Method for Analyzing Unsteady Flows With Multiple Fundamental Modes

Dingxi Wang, Sen Zhang
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT32A015, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-81564
https://doi.org/10.1115/GT2022-81564
View Paper titled, An Approximate Time Domain Nonlinear Harmonic Method for Analyzing Unsteady Flows With Multiple Fundamental Modes
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Topics: Unsteady flow, Fourier transforms, Blades, Turbomachinery
Proceedings Papers

Multi-Objective Aerodynamic and Aeroelastic Coupled Design Optimization Using a Fully Turbulent Discrete Adjoint Harmonic Balance Method

Hangkong Wu, Dingxi Wang, Xiuquan Huang
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT34A004, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80490
https://doi.org/10.1115/GT2022-80490
View Paper titled, Multi-Objective Aerodynamic and Aeroelastic Coupled Design Optimization Using a Fully Turbulent Discrete Adjoint Harmonic Balance Method
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Topics: Design, Optimization, Turbulence, Blades, Stability, Diluents, Turbomachinery, Flutter (Aerodynamics), NASA, Rotors
Journal Articles

An Approximate Time Domain Nonlinear Harmonic Method for Analyzing Unsteady Flows With Multiple Fundamental Modes

Dingxi Wang, Sen Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2022, 144(12): 121002.
Paper No: TURBO-22-1130
https://doi.org/10.1115/1.4055266
Published Online: September 15, 2022
View Article titled, An Approximate Time Domain Nonlinear Harmonic Method for Analyzing Unsteady Flows With Multiple Fundamental Modes
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Topics: Blades, Fourier transforms, Turbomachinery, Unsteady flow, Flow (Dynamics), Boundary-value problems
Journal Articles

Coupled Time and Passage Spectral Method for an Efficient Resolution of Turbomachinery Far Upstream Wakes

Dingxi Wang, Sen Zhang, Xiuquan Huang, Huang Huang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2022, 144(2): 021006.
Paper No: TURBO-21-1119
https://doi.org/10.1115/1.4052232
Published Online: September 27, 2021
View Article titled, Coupled Time and Passage Spectral Method for an Efficient Resolution of Turbomachinery Far Upstream Wakes
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Topics: Blades, Flow (Dynamics), Rotors, Wakes, Turbomachinery, Stators, Resolution (Optics), Fourier transforms, Unsteady flow
Proceedings Papers

Coupled Time and Passage Spectral Method for an Efficient Resolution of Turbomachinery Far Upstream Wakes

Dingxi Wang, Sen Zhang, Xiuquan Huang, Huang Huang
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A029, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59563
https://doi.org/10.1115/GT2021-59563
View Paper titled, Coupled Time and Passage Spectral Method for an Efficient Resolution of Turbomachinery Far Upstream Wakes
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Topics: Resolution (Optics), Turbomachinery, Wakes, Blades, Flow (Dynamics), Fourier series, Fourier transforms, Numerical analysis
Proceedings Papers

The Development and Verification of a Fully Turbulent Discrete Adjoint Solver Using Algorithmic Differentiation

Hangkong Wu, Shenren Xu, Xiuquan Huang, Dingxi Wang
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT34A031, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-59610
https://doi.org/10.1115/GT2021-59610
View Paper titled, The Development and Verification of a Fully Turbulent Discrete Adjoint Solver Using Algorithmic Differentiation
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Topics: Cycles, Design, Flow (Dynamics), NASA, Optimization, Rotors, Turbines, Turbulence
Journal Articles

A Time–Space Multigrid Method for Efficient Solution of the Harmonic Balance Equation System

Hangkong Wu, Dingxi Wang, Xiuquan Huang, Shenren Xu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2021, 143(9): 091006.
Paper No: GTP-21-1006
https://doi.org/10.1115/1.4050365
Published Online: April 29, 2021
View Article titled, A Time–Space Multigrid Method for Efficient Solution of the Harmonic Balance Equation System
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Topics: Flow (Dynamics), Pressure, Stability, Unsteady flow, Nozzles, Cascades (Fluid dynamics), Turbines, Boundary-value problems, Fourier transforms
Journal Articles

An Efficient Aeroelastic Eigenvalue Method for Analyzing Coupled-Mode Flutter in Turbomachinery

Huang Huang, Wei Liu, Paul Petrie-Repar, Dingxi Wang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. February 2021, 143(2): 021010.
Paper No: TURBO-20-1042
https://doi.org/10.1115/1.4048294
Published Online: February 2, 2021
View Article titled, An Efficient Aeroelastic Eigenvalue Method for Analyzing Coupled-Mode Flutter in Turbomachinery
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Topics: Blades, Eigenvalues, Flutter (Aerodynamics), Rotors, Torsion, Turbomachinery, NASA, Displacement, Vibration
Proceedings Papers

Effect of the Condition Number of the Inverse Fourier Transform Matrix on the Solution Behavior of the Time Spectral Equation System

Sen Zhang, Dingxi Wang, Yi Li, Hangkong Wu, Xiuquan Huang
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A016, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14754
https://doi.org/10.1115/GT2020-14754
View Paper titled, Effect of the Condition Number of the Inverse Fourier Transform Matrix on the Solution Behavior of the Time Spectral Equation System
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Topics: Fourier transforms, Stability, NASA, Blades, Flow (Dynamics), Flutter (Aerodynamics), Numerical analysis, Rotors, Scalars, Unsteady flow
Proceedings Papers

Full Annulus Analysis of Inlet Distortion Effects on the Performance of a Compressor

Dongming Cao, Dingxi Wang, Xiuquan Huang
Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A031, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14791
https://doi.org/10.1115/GT2020-14791
View Paper titled, Full Annulus Analysis of Inlet Distortion Effects on the Performance of a Compressor
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Topics: Annulus, Compressors, Flow (Dynamics), Graphics processing units, Numerical analysis, Arches, Computer software, Ducts, Engineering simulation, Guide vanes
Proceedings Papers

On the Use of the Automatic Differentiation for Developing a Linear Harmonic Solver

Wei Zhang, Dingxi Wang, Xiuquan Huang, Tianxiao Yang, Hong Yan, Jianling Li
Proc. ASME. GT2018, Volume 2C: Turbomachinery, V02CT42A027, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76004
https://doi.org/10.1115/GT2018-76004
View Paper titled, On the Use of the Automatic Differentiation for Developing a Linear Harmonic Solver
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Topics: Computational fluid dynamics, Errors, Unsteady flow, Waves