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Proceedings Papers

The Effects of Casing Profile on the Aerodynamics of Integrated Intermediate Turbine Ducts

Jiangdong Hou, Xiaozhi Duan, Ziyu Kang, Yu Yi, Chao Zhou
Proc. ASME. GT2024, Volume 12C: Turbomachinery — Design Methods and CFD Modeling for Turbomachinery; Ducts, Noise, and Component Interactions, V12CT33A004, June 24–28, 2024
Publisher: American Society of Mechanical Engineers
Paper No: GT2024-122362
https://doi.org/10.1115/GT2024-122362
View Paper titled, The Effects of Casing Profile on the Aerodynamics of Integrated Intermediate Turbine Ducts
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Topics: Aerodynamics, Ducts, Turbines, Vortices, Flow (Dynamics), Turbulence, Boundary layers, Energy dissipation, Suction, Fluids
Journal Articles

Numerical Investigation of Flow Evolution in Centrifugal Compressors During Surge

Meijie Zhang, Wangxia Wu, Chao Zhou
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. September 2024, 146(9): 091012.
Paper No: TURBO-22-1318
https://doi.org/10.1115/1.4065717
Published Online: July 15, 2024
View Article titled, Numerical Investigation of Flow Evolution in Centrifugal Compressors During Surge
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Topics: Compressors, Flow (Dynamics), Impellers, Pressure, Simulation, Surges, Pipes, Compression, Nozzles, Computer simulation
Journal Articles

A New Multiphase Apparatus for Testing Soil Permeated with Three Immiscible Fluids

Jia-ren Yu, Chao Zhou
Journal: Geotechnical Testing Journal
Publisher: ASTM International
Article Type: Technical Papers
Geotech. Test. J.. May 2024, 47(3): 653–669.
Paper No: GTJ20230353
https://doi.org/10.1520/GTJ20230353
Published Online: May 1, 2024
View Article titled, A New Multiphase Apparatus for Testing Soil Permeated with Three Immiscible Fluids
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Journal Articles

The Effects of Hub Profile on the Aerodynamics of Integrated Intermediate Turbine Ducts

Jiangdong Hou, Chao Zhou
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. June 2023, 145(6): 061012.
Paper No: TURBO-22-1293
https://doi.org/10.1115/1.4056580
Published Online: January 9, 2023
View Article titled, The Effects of Hub Profile on the Aerodynamics of Integrated Intermediate Turbine Ducts
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Topics: Computational fluid dynamics, Corners (Structural elements), Ducts, Flow (Dynamics), Pressure, Pressure gradient, Separation (Technology), Turbines, Turbulence, Vortices
Proceedings Papers

Turbulence Characteristic and Loss of Transonic Turbine Tip Leakage Vortex With Endwall Motion Effect

Kai Zhou, Chao Zhou
Proc. ASME. GT2022, Volume 10D: Turbomachinery — Multidisciplinary Design Approaches, Optimization, and Uncertainty Quantification; Turbomachinery General Interest; Unsteady Flows in Turbomachinery, V10DT37A033, June 13–17, 2022
Publisher: American Society of Mechanical Engineers
Paper No: GT2022-83497
https://doi.org/10.1115/GT2022-83497
View Paper titled, Turbulence Characteristic and Loss of Transonic Turbine Tip Leakage Vortex With Endwall Motion Effect
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Topics: Delay differential equations, Leakage, Reynolds-averaged Navier–Stokes equations, Turbines, Turbulence, Vortices
Journal Articles

Benchmark Buckling Solutions of Truncated Conical Shells by Multiplicative Perturbation With Precise Matrix Exponential Computation

Chao Zhou, Zixuan Wang, Yiming Chen, Jie Xu, Rui Li
Journal: Journal of Applied Mechanics
Publisher: ASME
Article Type: Research Papers
J. Appl. Mech. August 2022, 89(8): 081004.
Paper No: JAM-22-1137
https://doi.org/10.1115/1.4054714
Published Online: June 21, 2022
View Article titled, Benchmark Buckling Solutions of Truncated Conical Shells by Multiplicative Perturbation With Precise Matrix Exponential Computation
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Topics: Boundary-value problems, Buckling, Computation, Shells, Stress, Differential equations
Journal Articles

The Effects of Incoming Vortex and Wake on the Aerodynamics of an Intermediate Turbine Duct

Chao Zhou, Fan Dong, Jiangdong Hou
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. May 2022, 144(5): 051012.
Paper No: TURBO-21-1074
https://doi.org/10.1115/1.4054066
Published Online: March 31, 2022
View Article titled, The Effects of Incoming Vortex and Wake on the Aerodynamics of an Intermediate Turbine Duct
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Topics: Flow (Dynamics), Vortices, Wakes, Computational fluid dynamics, Pressure
Journal Articles

Near Tip Loss Control With a Winglet Baffle Cavity Tip in a Turbine Cascade

Li Li, Dengyu Jiang, Chao Zhou, Hualing Luo, Weitao Hou, Qiyue Chang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2021, 143(10): 101007.
Paper No: GTP-20-1536
https://doi.org/10.1115/1.4050632
Published Online: August 9, 2021
View Article titled, Near Tip Loss Control With a Winglet Baffle Cavity Tip in a Turbine Cascade
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Topics: Cascades (Fluid dynamics), Cavities, Computational fluid dynamics, Flow (Dynamics), Leakage, Pressure, Vortices, Blades, Leakage flows, Suction
Journal Articles

Aerodynamic Effects of an Incoming Vortex on Turbines With Different Tip Geometries

Kai Zhou, Chao Zhou
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. August 2021, 143(8): 081009.
Paper No: TURBO-20-1358
https://doi.org/10.1115/1.4050440
Published Online: April 26, 2021
View Article titled, Aerodynamic Effects of an Incoming Vortex on Turbines With Different Tip Geometries
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Topics: Cavities, Leakage, Vortices, Flow (Dynamics), Turbines, Computational fluid dynamics
Proceedings Papers

Aerodynamic Effects of an Incoming Vortex on Turbines With Different Tip Geometries

Kai Zhou, Chao Zhou
Proc. ASME. GT2020, Volume 2E: Turbomachinery, V02ET41A008, September 21–25, 2020
Publisher: American Society of Mechanical Engineers
Paper No: GT2020-14276
https://doi.org/10.1115/GT2020-14276
View Paper titled, Aerodynamic Effects of an Incoming Vortex on Turbines With Different Tip Geometries
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Topics: Leakage, Turbines, Vortices
Journal Articles

Loss Mechanism of Low-Pressure Turbine Secondary Flows Due to Different Incoming Boundary Layers

Jiangdong Hou, Chao Zhou
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2020, 142(10): 101004.
Paper No: GTP-20-1179
https://doi.org/10.1115/1.4048339
Published Online: September 24, 2020
View Article titled, Loss Mechanism of Low-Pressure Turbine Secondary Flows Due to Different Incoming Boundary Layers
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Topics: Boundary layers, Energy dissipation, Flow (Dynamics), Pressure, Turbines, Turbulence, Vortices, Blades, Cascades (Fluid dynamics), Computational fluid dynamics
Journal Articles

On New Analytic Free Vibration Solutions of Doubly Curved Shallow Shells by the Symplectic Superposition Method Within the Hamiltonian-System Framework

Rui Li, Chao Zhou, Xinran Zheng
Journal: Journal of Vibration and Acoustics
Publisher: ASME
Article Type: Research Papers
J. Vib. Acoust. February 2021, 143(1): 011002.
Paper No: VIB-20-1133
https://doi.org/10.1115/1.4047701
Published Online: July 22, 2020
View Article titled, On New Analytic Free Vibration Solutions of Doubly Curved Shallow Shells by the Symplectic Superposition Method Within the Hamiltonian-System Framework
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Topics: Free vibrations, Shells
Journal Articles

Effects of Time-Varying Mass on Stability of High-Voltage Conductor in Rain–Wind Condition

Chao Zhou, Jiaqi Yin
Journal: Journal of Computational and Nonlinear Dynamics
Publisher: ASME
Article Type: Research-Article
J. Comput. Nonlinear Dynam. May 2020, 15(5): 051001.
Paper No: CND-19-1445
https://doi.org/10.1115/1.4046497
Published Online: March 11, 2020
View Article titled, Effects of Time-Varying Mass on Stability of High-Voltage Conductor in Rain–Wind Condition
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Topics: Oscillations, Stability, Vibration, Wind, Wind velocity
Journal Articles

Aerodynamic Interaction Between an Incoming Vortex and Tip Leakage Flow in a Turbine Cascade

Kai Zhou, Chao Zhou
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. November 2018, 140(11): 111004.
Paper No: TURBO-18-1235
https://doi.org/10.1115/1.4041514
Published Online: October 8, 2018
View Article titled, Aerodynamic Interaction Between an Incoming Vortex and Tip Leakage Flow in a Turbine Cascade
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Topics: Vortices, Cascades (Fluid dynamics), Leakage, Flow (Dynamics), Blades, Swirling flow, Generators, Leakage flows, Turbines
Proceedings Papers

Aerodynamic Interaction Between Incoming Vortex and Tip Leakage Flow in a Turbine Cascade

Kai Zhou, Chao Zhou
Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT41A002, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-75138
https://doi.org/10.1115/GT2018-75138
View Paper titled, Aerodynamic Interaction Between Incoming Vortex and Tip Leakage Flow in a Turbine Cascade
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Topics: Cascades (Fluid dynamics), Leakage flows, Turbines, Vortices, Leakage, Swirling flow, Flow (Dynamics), Generators, Vorticity, Analytical methods
Journal Articles

Large Eddy Simulation and CDNS Investigation of T106C Low-Pressure Turbine

Site Hu, Chao Zhou, Zhenhua Xia, Shiyi Chen
Journal: Journal of Fluids Engineering
Publisher: ASME
Article Type: Research-Article
J. Fluids Eng. January 2018, 140(1): 011108.
Paper No: FE-17-1044
https://doi.org/10.1115/1.4037489
Published Online: October 4, 2017
View Article titled, Large Eddy Simulation and CDNS Investigation of T106C Low-Pressure Turbine
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Topics: Blades, Flow (Dynamics), Pressure, Separation (Technology), Suction, Turbines, Boundary-value problems, Eddies (Fluid dynamics), Viscosity, Vortices
Journal Articles

A Novel Suction-Side Winglet Design Philosophy for High-Pressure Turbine Rotor Tips

Chao Zhou, Fangpan Zhong
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. November 2017, 139(11): 111002.
Paper No: TURBO-16-1133
https://doi.org/10.1115/1.4037056
Published Online: July 19, 2017
View Article titled, A Novel Suction-Side Winglet Design Philosophy for High-Pressure Turbine Rotor Tips
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Topics: Blades, Cascades (Fluid dynamics), Cavities, Design, Flow (Dynamics), Leakage, Pressure, Rotors, Suction, Turbines
Journal Articles

Effects of Tip Gap Size on the Aerodynamic Performance of a Cavity-Winglet Tip in a Turbine Cascade

Fangpan Zhong, Chao Zhou
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research-Article
J. Turbomach. October 2017, 139(10): 101009.
Paper No: TURBO-16-1106
https://doi.org/10.1115/1.4036677
Published Online: May 23, 2017
View Article titled, Effects of Tip Gap Size on the Aerodynamic Performance of a Cavity-Winglet Tip in a Turbine Cascade
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Topics: Blades, Cascades (Fluid dynamics), Cavities, Computational fluid dynamics, Flow (Dynamics), Leakage, Pressure, Turbines, Vortices, Leakage flows
Proceedings Papers

LES and CDNS Investigation of T106C Low Pressure Turbine

Site Hu, Chao Zhou, Zhenhua Xia, Shiyi Chen
Proc. ASME. GT2016, Volume 2C: Turbomachinery, V02CT39A029, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56838
https://doi.org/10.1115/GT2016-56838
View Paper titled, LES and CDNS Investigation of T106C Low Pressure Turbine
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Topics: Pressure, Turbines, Flow (Dynamics), Blades, Flow separation, Separation (Technology), Biot-Savart law, Boundary-value problems, Computer simulation, Large eddy simulation
Proceedings Papers

A Novel Suction Side Winglet Design Method for High Pressure Turbine Rotor Tips

Chao Zhou, Fangpan Zhong
Proc. ASME. GT2016, Volume 2B: Turbomachinery, V02BT38A010, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56218
https://doi.org/10.1115/GT2016-56218
View Paper titled, A Novel Suction Side Winglet Design Method for High Pressure Turbine Rotor Tips
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Topics: Design methodology, High pressure (Physics), Rotors, Suction, Turbines, Blades, Cavities, Design, Leakage, Leakage flows