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Proceedings Papers

Uncertainty Quantification Analysis on the Cooling Flow Rate of the Cooled Turbine in a Novel H2/O2 Cycle

Bangyan Ma, Lei Shi, Xiaocheng Zhu, Zhaohui Du
Proc. ASME. GT2024, Volume 12D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Radial Turbomachinery Aerodynamics; Unsteady Flows in Turbomachinery, V12DT34A015, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124431
https://doi.org/10.1115/GT2024-124431
View Paper titled, Uncertainty Quantification Analysis on the Cooling Flow Rate of the Cooled Turbine in a Novel H2/O2 Cycle
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Topics: Coolants, Cooling, Cycles, Flow (Dynamics), Hydrogen fuels, Turbines, Uncertainty quantification
Proceedings Papers

Investigations on Effects of Inflow Turbulence on Vortex-Induced Vibrations of a Wind Turbine Airfoil With the Wake Oscillator Model

Bo Lian, Xin Tong, Xiaocheng Zhu, Zhaohui Du
Proc. ASME. GT2024, Volume 13: Heat Transfer: General Interest / Additive Manufacturing Impacts on Heat Transfer; Wind Energy, V013T37A008, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-124806
https://doi.org/10.1115/GT2024-124806
View Paper titled, Investigations on Effects of Inflow Turbulence on Vortex-Induced Vibrations of a Wind Turbine Airfoil With the Wake Oscillator Model
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Topics: Airfoils, Inflow, Turbulence, Vortex-induced vibration, Wakes, Wind turbines
Proceedings Papers

The Prediction of Condensation Characteristics of Supercritical Carbon Dioxide in the Laval Nozzle During Supersonic Flow

Zhe Huang, Xin Shen, Laijie Chen, Hua Ouyang, Zhaohui Du
Proc. ASME. GT2023, Volume 12: Supercritical CO2, V012T28A014, June 26–30, 2023
Publisher: American Society of Mechanical Engineers
Paper No: GT2023-102436
https://doi.org/10.1115/GT2023-102436
View Paper titled, The Prediction of Condensation Characteristics of Supercritical Carbon Dioxide in the Laval Nozzle During Supersonic Flow
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Topics: Condensation, Flow (Dynamics), Nozzles, Supercritical carbon dioxide, Supersonic flow
Journal Articles

Aerodynamic Noise Characteristics of Axial Flow Fan in Narrow Space and Noise Reduction Based on Flow Control

Zonghan Sun, Pengfei Chai, Jie Tian, Zhaohui Du, Hua Ouyang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2023, 145(10): 101007.
Paper No: GTP-23-1225
https://doi.org/10.1115/1.4063127
Published Online: August 31, 2023
View Article titled, Aerodynamic Noise Characteristics of Axial Flow Fan in Narrow Space and Noise Reduction Based on Flow Control
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Topics: Flow (Dynamics), Noise (Sound), Noise control, Computational fluid dynamics, Flow control, Fans, Aerodynamic noise, Blades
Proceedings Papers

Aerodynamic Noise Characteristics of Axial Flow Fan in Narrow Space and Noise Reduction Based on Flow Control

Zonghan Sun, Pengfei Chai, Jie Tian, Zhaohui Du, Hua Ouyang
Proc. ASME. GT2022, Volume 10C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V10CT33A008, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82141
https://doi.org/10.1115/GT2022-82141
View Paper titled, Aerodynamic Noise Characteristics of Axial Flow Fan in Narrow Space and Noise Reduction Based on Flow Control
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Topics: Aerodynamic noise, Axial flow, Cooling, Flow (Dynamics), Flow control, Noise control
Proceedings Papers

The Heat Transfer and Coherent Structures of the Tangential Impingement Jets in the Annular Chamber Studied With Extended Proper Orthogonal Decomposition

Lei Shi, Xiaocheng Zhu, Zhaohui Du
Proc. ASME. GT2022, Volume 6B: Heat Transfer — General Interest/Additive Manufacturing Impacts on Heat Transfer; Internal Air Systems; Internal Cooling, V06BT15A018, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82198
https://doi.org/10.1115/GT2022-82198
View Paper titled, The Heat Transfer and Coherent Structures of the Tangential Impingement Jets in the Annular Chamber Studied With Extended Proper Orthogonal Decomposition
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Topics: Heat transfer, Jets, Principal component analysis
Proceedings Papers

Mistuning Effects on Aero-Elastic Stability of Civil Transonic Fan Blades

Bo Lian, Xiaocheng Zhu, Zhaohui Du
Proc. ASME. GT2022, Volume 8A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Engineering Design, Analysis, and Additive Manufacturing; Fatigue, Fracture, and Life Prediction, V08AT21A005, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-80613
https://doi.org/10.1115/GT2022-80613
View Paper titled, Mistuning Effects on Aero-Elastic Stability of Civil Transonic Fan Blades
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Topics: Blades, Damping, Eigenvalues, Flutter (Aerodynamics), Stability, Design, Commercial air transport, Engineering simulation, Engines, Errors
Proceedings Papers

Flow Modal Decomposition of a Vertical-Axis Wind Turbine With the Moving Boundaries of Rotating Blades

Tian Tian, Chong Sun, Xiaocheng Zhu, Zhaohui Du
Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A012, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82207
https://doi.org/10.1115/GT2022-82207
View Paper titled, Flow Modal Decomposition of a Vertical-Axis Wind Turbine With the Moving Boundaries of Rotating Blades
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Topics: Flow (Dynamics), Rotating blades, Vertical axis wind turbines
Proceedings Papers

Effects of the Surge Motion on the Performance of Floating Wind Turbine Considering Blade Structural Flexibility

Le Zhou, Xin Shen, Jiajia Chen, Fanfu Yin, Zhaohui Du
Proc. ASME. GT2022, Volume 11: Wind Energy, V011T38A013, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-82264
https://doi.org/10.1115/GT2022-82264
View Paper titled, Effects of the Surge Motion on the Performance of Floating Wind Turbine Considering Blade Structural Flexibility
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Topics: Blades, Euler-Bernoulli beam theory, Floating wind turbines, Surges, Vortices, Wakes
Journal Articles

Flow Modal Decomposition of a Vertical-Axis Wind Turbine With the Moving Boundaries of Rotating Blades

Tian Tian, Chong Sun, Xiaocheng Zhu, Zhaohui Du
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2022, 144(11): 111003.
Paper No: GTP-22-1282
https://doi.org/10.1115/1.4055411
Published Online: September 20, 2022
View Article titled, Flow Modal Decomposition of a Vertical-Axis Wind Turbine With the Moving Boundaries of Rotating Blades
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Topics: Blades, Flow (Dynamics), Rotating blades, Rotation, Rotors, Vertical axis wind turbines, Vorticity, Wakes, Emission spectroscopy, Spectroscopy
Journal Articles

Noise Reduction Analysis of Electronic Device Cooling Fan With Duct and Its Application Under Variable Working Conditions

Zonghan Sun, Jie Tian, Grzegorz Liśkiewicz, Zhaohui Du, Hua Ouyang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2022, 144(2): 021008.
Paper No: GTP-21-1371
https://doi.org/10.1115/1.4052429
Published Online: November 1, 2021
View Article titled, Noise Reduction Analysis of Electronic Device Cooling Fan With Duct and Its Application Under Variable Working Conditions
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Topics: Cooling, Ducts, Flow (Dynamics), Noise (Sound), Noise control, Blades, Rotors, Computational fluid dynamics, Pressure
Proceedings Papers

Insight on Aerodynamic Damping of the Civil Transonic Fan Blade

Bo Lian, Ping Hu, Yong Chen, Xiaocheng Zhu, Zhaohui Du
Proc. ASME. GT2021, Volume 9A: Structures and Dynamics — Aerodynamics Excitation and Damping; Bearing and Seal Dynamics; Emerging Methods in Design and Engineering, V09AT23A005, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58818
https://doi.org/10.1115/GT2021-58818
View Paper titled, Insight on Aerodynamic Damping of the Civil Transonic Fan Blade
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Topics: Blades, Damping, Flutter (Aerodynamics), Shock waves
Proceedings Papers

Noise Reduction Analysis of Electronic Device Cooling Fan With Duct and Its Application Under Variable Working Conditions

Zonghan Sun, Jie Tian, Grzegorz Liśkiewicz, Zhaohui Du, Hua Ouyang
Proc. ASME. GT2021, Volume 2C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V02CT35A004, June 7–11, 2021
Publisher: American Society of Mechanical Engineers
Paper No: GT2021-58739
https://doi.org/10.1115/GT2021-58739
View Paper titled, Noise Reduction Analysis of Electronic Device Cooling Fan With Duct and Its Application Under Variable Working Conditions
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Topics: Computational fluid dynamics, Cooling, Ducts, Noise control
Proceedings Papers

Aerodynamic Numerical Investigation of Low-Pressure Steam Turbine Last Stage Under Low Load Conditions With Mode Decomposition Methods

Ping Hu, Tong Lin, Rui Yang, Xiaocheng Zhu, Zhaohui Du
Proc. ASME. GT2019, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A002, June 17–21, 2019
Publisher: American Society of Mechanical Engineers
Paper No: GT2019-90089
https://doi.org/10.1115/GT2019-90089
View Paper titled, Aerodynamic Numerical Investigation of Low-Pressure Steam Turbine Last Stage Under Low Load Conditions With Mode Decomposition Methods
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Topics: Pressure, Steam turbines, Stress, Flow (Dynamics), Computational fluid dynamics, Design, Excitation, Signals, Blades, Compressors
Journal Articles

A Study on the Capability of Backward Swept Blades to Mitigate Loads of Wind Turbines in Shear Flow

Jinge Chen, Xin Shen, Xiaocheng Zhu, Zhaohui Du
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. August 2019, 141(8): 081201.
Paper No: JERT-17-1698
https://doi.org/10.1115/1.4042716
Published Online: February 18, 2019
View Article titled, A Study on the Capability of Backward Swept Blades to Mitigate Loads of Wind Turbines in Shear Flow
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Topics: Blades, Shear (Mechanics), Stress, Wind, Wind turbines
Journal Articles

Impact of Blade Flexibility on Wind Turbine Loads and Pitch Settings

Xiaocheng Zhu, Jinge Chen, Xin Shen, Zhaohui Du
Journal: Journal of Solar Energy Engineering
Publisher: ASME
Article Type: Research-Article
J. Sol. Energy Eng. August 2019, 141(4): 041002.
Paper No: SOL-18-1315
https://doi.org/10.1115/1.4042315
Published Online: January 8, 2019
View Article titled, Impact of Blade Flexibility on Wind Turbine Loads and Pitch Settings
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Topics: Blades, Stress, Deformation, Rotors, Wind velocity
Proceedings Papers

Steam Flow and Heat Transfer in the Intermediate Pressure Cylinder of the Ultra-Supercritical Steam Turbine

Chong Sun, Daiwei Zhou, Xiaocheng Zhu, Zhaohui Du
Proc. ASME. GT2018, Volume 8: Microturbines, Turbochargers, and Small Turbomachines; Steam Turbines, V008T29A012, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75343
https://doi.org/10.1115/GT2018-75343
View Paper titled, Steam Flow and Heat Transfer in the Intermediate Pressure Cylinder of the Ultra-Supercritical Steam Turbine
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Topics: Cylinders, Flow (Dynamics), Heat transfer, Pressure, Steam, Steam turbines, Cooling, Heat transfer coefficients, Turbulence, Boundary-value problems
Proceedings Papers

Impact of Blade Flexibility on Wind Turbine Loads and Pitch Settings

Jinge Chen, Xin Shen, Xiaocheng Zhu, Zhaohui Du
Proc. ASME. GT2018, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T48A005, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75889
https://doi.org/10.1115/GT2018-75889
View Paper titled, Impact of Blade Flexibility on Wind Turbine Loads and Pitch Settings
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Topics: Blades, Stress, Wind turbines, Deformation, Torsion, Energy generation, Wind velocity, Aerodynamics, Deflection, Euler-Bernoulli beam theory
Journal Articles

Calculation of Collection Efficiency on NREL Phase VI Blade

Xiaocheng Zhu, Liangquan Hu, Jinge Chen, Xin Shen, Zhaohui Du
Journal: Journal of Energy Resources Technology
Publisher: ASME
Article Type: Research-Article
J. Energy Resour. Technol. July 2018, 140(7): 071202.
Paper No: JERT-17-1460
https://doi.org/10.1115/1.4039349
Published Online: March 15, 2018
View Article titled, Calculation of Collection Efficiency on NREL Phase VI Blade
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Topics: Blades, Drops, Water, Wind velocity, Airfoils
Proceedings Papers

Experimental Investigation on the Tip Vortex of a Wind Turbine With and Without a Slotted Tip

Pengyin Liu, Jinge Chen, Shen Xin, Xiaocheng Zhu, Zhaohui Du
Proc. ASME. GT2017, Volume 9: Oil and Gas Applications; Supercritical CO2 Power Cycles; Wind Energy, V009T49A011, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-64125
https://doi.org/10.1115/GT2017-64125
View Paper titled, Experimental Investigation on the Tip Vortex of a Wind Turbine With and Without a Slotted Tip
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Topics: Wake turbulence, Wind turbines, Wakes, Blades, Flow (Dynamics), Turbulence, Vortices, Air flow, Diffusion (Physics), Diffusion processes