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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
Open the PDF for Three-Dimensional Unsteady Aerodynamic Optimization of a Transonic Compressor Stage Using an Implicit Discrete Adjoint Harmonic Balance Method in another window
Topics: Blades, Design, Flow (Dynamics), Optimization, Stators, Rotors, Turbomachinery, Compressors, Pressure
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
Open the PDF for An Efficient and Robust Rotor-Stator Interfacing Method Capable of Handling Reverse Flows and Variable Specific Heat Within Multistage Turbomachines in another window
Topics: Flow (Dynamics), Rotors, Specific heat, Stators, Turbomachinery, Turbines, High pressure (Physics), NASA, Newton's method, Temperature
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
Open the PDF for Multi-Objective Aerodynamic and Aeroelastic Coupled Design Optimization Using a Full Viscosity Discrete Adjoint Harmonic Balance Method in another window
Topics: Blades, Design, Optimization, Viscosity
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
Open the PDF for Multi-Objective Aerodynamic and Aeroelastic Coupled Design Optimization Using a Fully Turbulent Discrete Adjoint Harmonic Balance Method in another window
Topics: Design, Optimization, Turbulence, Blades, Stability, Diluents, Turbomachinery, Flutter (Aerodynamics), NASA, Rotors
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
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

Investigation of Spectral Vanishing Viscosity for Stabilizing and Accelerating Solution of Time Spectral Equation System

Hangkong Wu, Dingxi Wang, Xiuquan Huang, Hong Yan, Jianling Li
Proc. ASME. GT2018, Volume 2C: Turbomachinery, V02CT42A028, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76011
https://doi.org/10.1115/GT2018-76011
View Paper titled, Investigation of Spectral Vanishing Viscosity for Stabilizing and Accelerating Solution of Time Spectral Equation System
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Topics: Viscosity, Flow (Dynamics), Errors, Navier-Stokes equations, Stiffness, Unsteady flow