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Journal Articles

Optimization of Three-Dimensional Blade and Variable Stators for Efficiency and Stability Enhancement of Multistage Axial Flow Compressor at Variable Speeds

Xiawen Zhang, Yaping Ju, Zhen Li, Feng Liu, Chuhua Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2024, 146(4): 041004.
Paper No: TURBO-23-1065
https://doi.org/10.1115/1.4064080
Published Online: December 15, 2023
View Article titled, Optimization of Three-Dimensional Blade and Variable Stators for Efficiency and Stability Enhancement of Multistage Axial Flow Compressor at Variable Speeds
Open the PDF for Optimization of Three-Dimensional Blade and Variable Stators for Efficiency and Stability Enhancement of Multistage Axial Flow Compressor at Variable Speeds in another window
Topics: Blades, Compressors, Design, Optimization, Stability, Stators, Inlet guide vanes, Axial flow, Geometry, Data mining
Journal Articles

On the Over-Prediction of Centrifugal Compressor Pressure Ratio in the High Impeller Tip Mach Number Regime

Bing Qiao, Xiao He, Mehdi Vahdati, Yaping Ju, Chuhua Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Technical Briefs
J. Turbomach. October 2023, 145(10): 104502.
Paper No: TURBO-23-1043
https://doi.org/10.1115/1.4063099
Published Online: August 16, 2023
View Article titled, On the Over-Prediction of Centrifugal Compressor Pressure Ratio in the High Impeller Tip Mach Number Regime
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Topics: Cavities, Compressors, Flow (Dynamics), Impellers, Mach number, Pressure, Turbulence, Design, NASA, Boundary-value problems
Journal Articles

Collaborative Robust Design Optimization of Blade Geometry and Manufacturing Tolerance for a Transonic Centrifugal Impeller

Yiming Liu, Yaping Ju, Ruihong Qin, Wei Jiang, Stephen Spence, Chuhua Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. July 2023, 145(7): 071001.
Paper No: TURBO-22-1123
https://doi.org/10.1115/1.4056680
Published Online: February 9, 2023
View Article titled, Collaborative Robust Design Optimization of Blade Geometry and Manufacturing Tolerance for a Transonic Centrifugal Impeller
Open the PDF for Collaborative Robust Design Optimization of Blade Geometry and Manufacturing Tolerance for a Transonic Centrifugal Impeller in another window
Topics: Blades, Design, Errors, Geometry, Impellers, Manufacturing, Optimization, Uncertainty quantification, Flow (Dynamics), Computational fluid dynamics
Journal Articles

Metamodel-Interpreted Data Mining for Stability and Efficiency Enhancement of Multistage Axial-Flow Compressors

Xiawen Zhang, Yaping Ju, Zhen Li, Feng Liu, Chuhua Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. April 2023, 145(4): 041001.
Paper No: TURBO-22-1056
https://doi.org/10.1115/1.4055766
Published Online: November 3, 2022
View Article titled, Metamodel-Interpreted Data Mining for Stability and Efficiency Enhancement of Multistage Axial-Flow Compressors
Open the PDF for Metamodel-Interpreted Data Mining for Stability and Efficiency Enhancement of Multistage Axial-Flow Compressors in another window
Topics: Axial flow, Blades, Compressors, Data mining, Design, Stability, Stators, Computational fluid dynamics, Geometry
Proceedings Papers

Three-Dimensional Multi-Objective Design Optimization of a 6.5-Stage Axial Flow Compressor Blades With Lean and Twist

Fan Lei, Xiawen Zhang, Yaping Ju, Chuhua Zhang
Proc. ASME. GT2022, Volume 10A: Turbomachinery — Axial Flow Fan and Compressor Aerodynamics, V10AT29A036, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82986
https://doi.org/10.1115/GT2022-82986
View Paper titled, Three-Dimensional Multi-Objective Design Optimization of a 6.5-Stage Axial Flow Compressor Blades With Lean and Twist
Open the PDF for Three-Dimensional Multi-Objective Design Optimization of a 6.5-Stage Axial Flow Compressor Blades With Lean and Twist in another window
Topics: Axial flow, Blades, Design, Optimization
Journal Articles

A Dimension Reduction-Based Multidisciplinary Design Optimization Method for High Pressure Turbine Blades

Kaibin Hu, Yaping Ju, Yi Feng, Chuhua Zhang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2022, 144(9): 091011.
Paper No: GTP-22-1004
https://doi.org/10.1115/1.4055186
Published Online: August 22, 2022
View Article titled, A Dimension Reduction-Based Multidisciplinary Design Optimization Method for High Pressure Turbine Blades
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Topics: Cooling, Design, Optimization, Heat transfer, Blades, Dimensions, NASA
Journal Articles

Numerical Investigation of Negative Flow Characteristics in a Centrifugal Compressor With Vaned Diffuser and Internal Volute

Bing Qiao, Yaping Ju, Chuhua Zhang
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. July 2022, 144(7): 071202.
Paper No: FE-21-1279
https://doi.org/10.1115/1.4053312
Published Online: February 17, 2022
View Article titled, Numerical Investigation of Negative Flow Characteristics in a Centrifugal Compressor With Vaned Diffuser and Internal Volute
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Topics: Compressors, Diffusers, Flow (Dynamics), Impellers, Pressure
Journal Articles

Metamodel-Driven Data Mining Model to Support Three-Dimensional Design of Centrifugal Compressor Stage

Ruihong Qin, Yaping Ju, Stephen Spence, Chuhua Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2021, 143(12): 121013.
Paper No: TURBO-21-1002
https://doi.org/10.1115/1.4051713
Published Online: July 27, 2021
View Article titled, Metamodel-Driven Data Mining Model to Support Three-Dimensional Design of Centrifugal Compressor Stage
Open the PDF for Metamodel-Driven Data Mining Model to Support Three-Dimensional Design of Centrifugal Compressor Stage in another window
Topics: Compressors, Data mining, Design, Geometry, Metamodeling, Impellers, Pressure, Flow (Dynamics), Computational fluid dynamics
Journal Articles

Conjugate Heat Transfer Simulation and Entropy Generation Analysis of Gas Turbine Blades

Yaping Ju, Yi Feng, Chuhua Zhang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. August 2021, 143(8): 081012.
Paper No: GTP-20-1563
https://doi.org/10.1115/1.4049989
Published Online: March 31, 2021
View Article titled, Conjugate Heat Transfer Simulation and Entropy Generation Analysis of Gas Turbine Blades
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Topics: Blades, Cooling, Ducts, Entropy, Flow (Dynamics), Gas turbines, Heat transfer, Simulation, Turbulence, Temperature
Proceedings Papers

Accuracy and Sensitivity Analysis of Aerodynamic Performance Prediction Models for Transonic Axial-Flow Compressors

Xiawen Zhang, Yaping Ju, Chuhua Zhang
Proc. ASME. GT2020, Volume 2A: Turbomachinery, V02AT32A044, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-15172
https://doi.org/10.1115/GT2020-15172
View Paper titled, Accuracy and Sensitivity Analysis of Aerodynamic Performance Prediction Models for Transonic Axial-Flow Compressors
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Topics: Axial flow, Compressors, Sensitivity analysis
Proceedings Papers

Impact of Realistic Manufacturing Uncertainties on the Aerodynamic Performance of a Transonic Centrifugal Impeller

Yiming Liu, Ruihong Qin, Yaping Ju, Stephen Spence, Chuhua Zhang
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A012, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14784
https://doi.org/10.1115/GT2020-14784
View Paper titled, Impact of Realistic Manufacturing Uncertainties on the Aerodynamic Performance of a Transonic Centrifugal Impeller
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Topics: Flow (Dynamics), Impellers, Manufacturing, Uncertainty, Uncertainty quantification
Journal Articles

High Dimensional Matching Optimization of Impeller–Vaned Diffuser Interaction for a Centrifugal Compressor Stage

Ruihong Qin, Yaping Ju, Lee Galloway, Stephen Spence, Chuhua Zhang
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. December 2020, 142(12): 121004.
Paper No: TURBO-19-1213
https://doi.org/10.1115/1.4047898
Published Online: October 19, 2020
View Article titled, High Dimensional Matching Optimization of Impeller–Vaned Diffuser Interaction for a Centrifugal Compressor Stage
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Topics: Design, Diffusers, Impellers, Optimization, Flow (Dynamics), Compressors
Proceedings Papers

Effects of Curvature Radius of Volute Profile on Aerodynamic Performance of Squirrel Cage Fan

Ke Wang, Yaping Ju, Chuhua Zhang
Proc. ASME. AJKFluids2019, Volume 3B: Fluid Applications and Systems, V03BT03A072, July 28–August 1, 2019
Publisher: American Society of Mechanical Engineers
Paper No: AJKFluids2019-5078
https://doi.org/10.1115/AJKFluids2019-5078
View Paper titled, Effects of Curvature Radius of Volute Profile on Aerodynamic Performance of Squirrel Cage Fan
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Topics: Computation, Computer simulation, Design, Diffusion (Physics), Engineering simulation, Fans, Flow (Dynamics), Fluids, Junctions, Pressure
Journal Articles

A Quantitative Evaluation Method for Impeller-Volute Tongue Interaction and Application to Squirrel Cage Fan With Bionic Volute Tongue

Ke Wang, Yaping Ju, Chuhua Zhang
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. August 2019, 141(8): 081104.
Paper No: FE-18-1485
https://doi.org/10.1115/1.4042372
Published Online: January 30, 2019
View Article titled, A Quantitative Evaluation Method for Impeller-Volute Tongue Interaction and Application to Squirrel Cage Fan With Bionic Volute Tongue
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Topics: Bionics, Design, Flow (Dynamics), Impellers, Pressure, Evaluation methods, Wings
Journal Articles

Numerical Investigation on Labyrinth Seal Leakage Flow and Its Effects on Aerodynamic Performance for a Multistage Centrifugal Compressor

Bing Qiao, Yaping Ju, Chuhua Zhang
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. July 2019, 141(7): 071107.
Paper No: FE-18-1403
https://doi.org/10.1115/1.4042370
Published Online: January 23, 2019
View Article titled, Numerical Investigation on Labyrinth Seal Leakage Flow and Its Effects on Aerodynamic Performance for a Multistage Centrifugal Compressor
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Topics: Cavities, Compressors, Flow (Dynamics), Leakage flows, Leakage, Pressure
Proceedings Papers

Flow Analysis and Uncertainty Quantification of a 2D Compressor Cascade With Dirty Blades

Ruihong Qin, Yaping Ju, Yazhou Wang, Chuhua Zhang
Proc. ASME. GT2016, Volume 2C: Turbomachinery, V02CT45A017, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56915
https://doi.org/10.1115/GT2016-56915
View Paper titled, Flow Analysis and Uncertainty Quantification of a 2D Compressor Cascade With Dirty Blades
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Topics: Blades, Cascades (Fluid dynamics), Compressors, Flow (Dynamics), Uncertainty quantification, Computational fluid dynamics, Erosion, Suction, Uncertainty analysis, Bubbles
Proceedings Papers

Multi-Objective Optimization Design Method for Tandem Compressor Cascade at Design and Off Design Conditions

Yaping Ju, Chuhua Zhang
Proc. ASME. GT2010, Volume 7: Turbomachinery, Parts A, B, and C, 785-796, June 14–18, 2010
Publisher: American Society of Mechanical Engineers
Paper No: GT2010-22655
https://doi.org/10.1115/GT2010-22655
View Paper titled, Multi-Objective Optimization Design Method for Tandem Compressor Cascade at Design and Off Design Conditions
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Topics: Cascades (Fluid dynamics), Compressors, Design, Design methodology, Pareto optimization, Airfoils, Artificial neural networks, Computational fluid dynamics, Pressure, Algorithms