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Proceedings Papers

Aero-Thermal Coupled Design Optimization of a Turbine Vane and the Effect on Heat Load of Endwall

Zhansheng Liu, Kefeng Yang, Zhenping Feng
Proc. ASME. GT2020, Volume 2D: Turbomachinery, V02DT38A024, September 21–25, 2020
Paper No: GT2020-15992
DOI: https://doi.org/10.1115/GT2020-15992
View Paper titled, Aero-Thermal Coupled Design Optimization of a Turbine Vane and the Effect on Heat Load of Endwall
Click here to open pdf in another window PDF for Aero-Thermal Coupled Design Optimization of a Turbine Vane and the Effect on Heat Load of Endwall
Topics: Design, Heat, Optimization, Stress, Turbines
Proceedings Papers

The Thermo-Hydrodynamic Analysis of the Plain Journal Bearing With Centered Circumferential Groove: Numerical Simulation vs. Experiment

Guanghui Zhang, Shubo Yu, Zhansheng Liu, Kefan Xu, Yu Li
Proc. ASME. GT2020, Volume 10A: Structures and Dynamics, V10AT25A011, September 21–25, 2020
Paper No: GT2020-14364
DOI: https://doi.org/10.1115/GT2020-14364
View Paper titled, The Thermo-Hydrodynamic Analysis of the Plain Journal Bearing With Centered Circumferential Groove: Numerical Simulation vs. Experiment
Click here to open pdf in another window PDF for The Thermo-Hydrodynamic Analysis of the Plain Journal Bearing With Centered Circumferential Groove: Numerical Simulation vs. Experiment
Topics: Computer simulation, Journal bearings, Thermohydrodynamics, Bearings, Temperature, Clearances (Engineering), Temperature distribution, Design, Flow (Dynamics), Sensors
Proceedings Papers

Optimization of Fan-Shaped Film Cooling Holes for Enhancing Cooling Effectiveness Under Variable Coolant Inlet Pressure Ratios

Zhansheng Liu, Kefeng Yang, Xing Yang, Zhao Liu, Zhenping Feng
Proc. ASME. GT2020, Volume 7B: Heat Transfer, V07BT12A039, September 21–25, 2020
Paper No: GT2020-14989
DOI: https://doi.org/10.1115/GT2020-14989
View Paper titled, Optimization of Fan-Shaped Film Cooling Holes for Enhancing Cooling Effectiveness Under Variable Coolant Inlet Pressure Ratios
Click here to open pdf in another window PDF for Optimization of Fan-Shaped Film Cooling Holes for Enhancing Cooling Effectiveness Under Variable Coolant Inlet Pressure Ratios
Topics: Coolants, Cooling, Film cooling, Optimization, Pressure
Proceedings Papers

Experimental Research on the Characteristics of Thermal Bow in an Aeroengine HP Spool

Xiangyu Yu, Zhansheng Liu, Zhaohua Zhou, Jigang Feng, Peng He
Proc. ASME. GT2020, Volume 1: Aircraft Engine; Fans and Blowers, V001T01A002, September 21–25, 2020
Paper No: GT2020-14109
DOI: https://doi.org/10.1115/GT2020-14109
View Paper titled, Experimental Research on the Characteristics of Thermal Bow in an Aeroengine HP Spool
Click here to open pdf in another window PDF for Experimental Research on the Characteristics of Thermal Bow in an Aeroengine HP Spool
Topics: Cooling, Deformation, Engines, Failure, Natural convection, Regulations, Rotors, Temperature, Temperature distribution, Vibration
Proceedings Papers

Dynamic Analysis of Unsymmetrical Flexible Rotor-Bearing Foundation System Under an Unsteady Oil-Film Force

Zhansheng Liu, Senlin Huang, Jiexian Su, Wenhu Huang
Proc. ASME. IDETC-CIE2001, Volume 6C: 18th Biennial Conference on Mechanical Vibration and Noise, 2849-2853, September 9–12, 2001
Paper No: DETC2001/VIB-21637
DOI: https://doi.org/10.1115/DETC2001/VIB-21637
View Paper titled, Dynamic Analysis of Unsymmetrical Flexible Rotor-Bearing Foundation System Under an Unsteady Oil-Film Force
Click here to open pdf in another window PDF for Dynamic Analysis of Unsymmetrical Flexible Rotor-Bearing Foundation System Under an Unsteady Oil-Film Force
Topics: Bearings, Dynamic analysis, Rotors, Stiffness, Journal bearings, Anisotropy, Runge-Kutta methods
Journal Articles

Comparisons of Endwall Overall Effectiveness From Two Film Hole Distribution Patterns at Low and High Exit Mach Numbers

Xing Yang, Zhansheng Liu, Qiang Zhao, Zhao Liu, Zhenping Feng, Terrence W. Simon
Journal: Journal of Turbomachinery
Article Type: Research Papers
J. Turbomach. October 2020, 142(10): 101007.
Paper No: TURBO-20-1012
DOI: https://doi.org/10.1115/1.4047809
Published Online: September 14, 2020
View Article titled, Comparisons of Endwall Overall Effectiveness From Two Film Hole Distribution Patterns at Low and High Exit Mach Numbers
Click here to open pdf in another window PDF for Comparisons of Endwall Overall Effectiveness From Two Film Hole Distribution Patterns at Low and High Exit Mach Numbers
Topics: Coolants, Cooling, Flow (Dynamics), Mach number, Turbines, Film cooling, Cascades (Fluid dynamics), Heat transfer
Journal Articles

Endwall Film Cooling Performance for a First-Stage Guide Vane With Upstream Combustor Walls and Inlet Injection

Xing Yang, Zhao Liu, Zhansheng Liu, Terrence Simon, Zhenping Feng
Journal: Journal of Thermal Science and Engineering Applications
Article Type: Research-Article
J. Thermal Sci. Eng. Appl. February 2019, 11(1): 011008.
Paper No: TSEA-17-1477
DOI: https://doi.org/10.1115/1.4041342
Published Online: October 15, 2018
View Article titled, Endwall Film Cooling Performance for a First-Stage Guide Vane With Upstream Combustor Walls and Inlet Injection
Click here to open pdf in another window PDF for Endwall Film Cooling Performance for a First-Stage Guide Vane With Upstream Combustor Walls and Inlet Injection
Topics: Combustion chambers, Film cooling, Flow (Dynamics), Cooling, Pressure
Proceedings Papers

Aero-Thermal Coupled Design Optimization of the Non-Axisymmetric Endwall for a Gas Turbine Blade

Zhansheng Liu, Xing Yang, Chun Gao, Zhao Liu, Zhenping Feng
Proc. ASME. GT2018, Volume 2D: Turbomachinery, V02DT46A018, June 11–15, 2018
Paper No: GT2018-76594
DOI: https://doi.org/10.1115/GT2018-76594
View Paper titled, Aero-Thermal Coupled Design Optimization of the Non-Axisymmetric Endwall for a Gas Turbine Blade
Click here to open pdf in another window PDF for Aero-Thermal Coupled Design Optimization of the Non-Axisymmetric Endwall for a Gas Turbine Blade
Topics: Blades, Design, Gas turbines, Optimization, Pressure gradient, Heat transfer, Pressure, Flow (Dynamics), Stress, Turbine blades
Proceedings Papers

The Dynamic Characteristic Analysis of Elastic Ring Squeeze Film Damper by Fluid-Structure Interaction Approach

ZhenLin Wang, Ning Xu, XiangYu Yu, ZhanSheng Liu, GuangHui Zhang
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A005, June 26–30, 2017
Paper No: GT2017-63276
DOI: https://doi.org/10.1115/GT2017-63276
View Paper titled, The Dynamic Characteristic Analysis of Elastic Ring Squeeze Film Damper by Fluid-Structure Interaction Approach
Click here to open pdf in another window PDF for The Dynamic Characteristic Analysis of Elastic Ring Squeeze Film Damper by Fluid-Structure Interaction Approach
Topics: Dampers, Fluid structure interaction, Deformation, Film thickness, Aircraft engines, Cavitation, Computational fluid dynamics, Computer simulation, Damping, Finite element methods
Proceedings Papers

Investigations on Rotordynamic Characteristics of a Floating Ring Seal Considering Structural Elasticity

Peng Xia, Guanghui Zhang, Jingming Zhao, Zhansheng Liu
Proc. ASME. GT2017, Volume 7A: Structures and Dynamics, V07AT34A021, June 26–30, 2017
Paper No: GT2017-63891
DOI: https://doi.org/10.1115/GT2017-63891
View Paper titled, Investigations on Rotordynamic Characteristics of a Floating Ring Seal Considering Structural Elasticity
Click here to open pdf in another window PDF for Investigations on Rotordynamic Characteristics of a Floating Ring Seal Considering Structural Elasticity
Topics: Clearances (Engineering), Damping, Deformation, Elasticity, Finite element methods, Flow (Dynamics), High pressure (Physics), Inertia (Mechanics), Leakage, Stiffness
Proceedings Papers

Influence of Jet Impingement Configurations and Aerothermal Variables on Film Cooling

Xing Yang, Zhao Liu, Zhansheng Liu, Bin Wu, Zhenping Feng
Proc. ASME. GT2016, Volume 5C: Heat Transfer, V05CT12A008, June 13–17, 2016
Paper No: GT2016-57480
DOI: https://doi.org/10.1115/GT2016-57480
View Paper titled, Influence of Jet Impingement Configurations and Aerothermal Variables on Film Cooling
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Topics: Film cooling, Flow (Dynamics), Coolants, Heating, Density, Navier-Stokes equations, Pressure, Reynolds number, Separation (Technology), Temperature
Proceedings Papers

Theoretical Analysis and Numerical Simulation of Oil Lubricated Foil Bearing With Elastic Supported Bump Foil Structure

Guanghui Zhang, Qiang Chen, Jiajia Yan, Xianghe Wang, Zhansheng Liu, Fangcheng Xu
Proc. ASME. GT2016, Volume 7B: Structures and Dynamics, V07BT31A004, June 13–17, 2016
Paper No: GT2016-56267
DOI: https://doi.org/10.1115/GT2016-56267
View Paper titled, Theoretical Analysis and Numerical Simulation of Oil Lubricated Foil Bearing With Elastic Supported Bump Foil Structure
Click here to open pdf in another window PDF for Theoretical Analysis and Numerical Simulation of Oil Lubricated Foil Bearing With Elastic Supported Bump Foil Structure
Topics: Computer simulation, Foil bearings, Theoretical analysis, Bearings, Deformation, Stability, Stress, Boundary-value problems, Cavitation, Damping
Proceedings Papers

Aeroelastic Analysis of Supersonic Intake Under Downstream Perturbation

Cheng Yao, Zhansheng Liu, Jiajia Yan, Guanghui Zhang
Proc. ASME. GT2015, Volume 1: Aircraft Engine; Fans and Blowers; Marine, V001T01A004, June 15–19, 2015
Paper No: GT2015-42250
DOI: https://doi.org/10.1115/GT2015-42250
View Paper titled, Aeroelastic Analysis of Supersonic Intake Under Downstream Perturbation
Click here to open pdf in another window PDF for Aeroelastic Analysis of Supersonic Intake Under Downstream Perturbation
Topics: Aircraft, Computation, Damping, Design, Dynamic response, Elasticity, Excitation, Finite element methods, Finite volume methods, Flexible structures
Proceedings Papers

Influence of Temperature Distribution on Tighten Force in Tie-Bolt Fastened Rotor With Considering Thermal Contact Conductance

He Peng, Ning Xu, Zhansheng Liu
Proc. ASME. GT2015, Volume 5C: Heat Transfer, V05CT18A005, June 15–19, 2015
Paper No: GT2015-44031
DOI: https://doi.org/10.1115/GT2015-44031
View Paper titled, Influence of Temperature Distribution on Tighten Force in Tie-Bolt Fastened Rotor With Considering Thermal Contact Conductance
Click here to open pdf in another window PDF for Influence of Temperature Distribution on Tighten Force in Tie-Bolt Fastened Rotor With Considering Thermal Contact Conductance
Topics: Contact resistance, Rotors, Temperature distribution, Tie rods, Pressure, Rods, Surface roughness, Thermal expansion, Finite element methods, Rotordynamics
Proceedings Papers

Static Characteristics of Gas Foil Thrust Bearing Based on Gas Rarefaction Model

Jiajia Yan, Guanghui Zhang, Zhansheng Liu, Fan Yang
Proc. ASME. GT2015, Volume 7A: Structures and Dynamics, V07AT31A009, June 15–19, 2015
Paper No: GT2015-42577
DOI: https://doi.org/10.1115/GT2015-42577
View Paper titled, Static Characteristics of Gas Foil Thrust Bearing Based on Gas Rarefaction Model
Click here to open pdf in another window PDF for Static Characteristics of Gas Foil Thrust Bearing Based on Gas Rarefaction Model
Topics: Thrust bearings, Clearances (Engineering), Stress, Film thickness, Rotors, Stiffness, Bearings, Design, Finite difference methods, Iterative methods
Proceedings Papers

Transient Thermal Stress Analysis of the Typical Structures in Turbine Rotor Based on Thermomechanical Analysis

Ning Xu, Zhansheng Liu, He Peng
Proc. ASME. GT2014, Volume 5C: Heat Transfer, V05CT20A006, June 16–20, 2014
Paper No: GT2014-25875
DOI: https://doi.org/10.1115/GT2014-25875
View Paper titled, Transient Thermal Stress Analysis of the Typical Structures in Turbine Rotor Based on Thermomechanical Analysis
Click here to open pdf in another window PDF for Transient Thermal Stress Analysis of the Typical Structures in Turbine Rotor Based on Thermomechanical Analysis
Topics: Rotors, Thermal stresses, Thermomechanics, Transients (Dynamics), Turbines, Corners (Structural elements), Cylinders, Design, Disks, Finite element analysis
Proceedings Papers

The Effect of Coulomb Friction in Foil Structure on the Static and Dynamic Performance of Bump Foil Journal Bearings

Fangcheng Xu, Guanghui Zhang, Yi Sun, Zhansheng Liu, Yu Wang, Ning Xu
Proc. ASME. GT2014, Volume 7B: Structures and Dynamics, V07BT32A001, June 16–20, 2014
Paper No: GT2014-25038
DOI: https://doi.org/10.1115/GT2014-25038
View Paper titled, The Effect of Coulomb Friction in Foil Structure on the Static and Dynamic Performance of Bump Foil Journal Bearings
Click here to open pdf in another window PDF for The Effect of Coulomb Friction in Foil Structure on the Static and Dynamic Performance of Bump Foil Journal Bearings
Topics: Coulombs, Friction, Journal bearings, Bearings, Stiffness, Finite element analysis, Foil bearings, Springs, Stress
Journal Articles

A Numerical Study on the Effect of Bleed System on Starting Ability and Flow Performance of Rampressor Inlet

Weijia Kang, Zhansheng Liu, Yu Wang, Yanyang Dong, Yong Sun
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. December 2014, 136(12): 122601.
Paper No: GTP-13-1339
DOI: https://doi.org/10.1115/1.4027761
Published Online: June 27, 2014
View Article titled, A Numerical Study on the Effect of Bleed System on Starting Ability and Flow Performance of Rampressor Inlet
Click here to open pdf in another window PDF for A Numerical Study on the Effect of Bleed System on Starting Ability and Flow Performance of Rampressor Inlet
Topics: Flow (Dynamics), Pressure, Rotors
Journal Articles

Performance Analysis of Oil Lubricated Foil Bearing With Flexible Supported Back Spring Structure—Part II: Comparison of Predictions and Measured Test Data

Guanghui Zhang, Xie Liang, Yu Wang, Zhansheng Liu
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2014, 136(11): 112502.
Paper No: GTP-13-1126
DOI: https://doi.org/10.1115/1.4027603
Published Online: May 16, 2014
View Article titled, Performance Analysis of Oil Lubricated Foil Bearing With Flexible Supported Back Spring Structure—Part II: Comparison of Predictions and Measured Test Data
Click here to open pdf in another window PDF for Performance Analysis of Oil Lubricated Foil Bearing With Flexible Supported Back Spring Structure—Part II: Comparison of Predictions and Measured Test Data
Topics: Bearings, Foil bearings, Springs, Stiffness, Stress, Damping
Journal Articles

Performance Analysis of Oil Lubricated Foil Bearing With Flexible Supported Back Spring Structure—Part I: Model Development and Numerical Investigation

Guanghui Zhang, Xie Liang, Yu Wang, Zhansheng Liu
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2014, 136(11): 112501.
Paper No: GTP-13-1125
DOI: https://doi.org/10.1115/1.4027602
Published Online: May 16, 2014
View Article titled, Performance Analysis of Oil Lubricated Foil Bearing With Flexible Supported Back Spring Structure—Part I: Model Development and Numerical Investigation
Click here to open pdf in another window PDF for Performance Analysis of Oil Lubricated Foil Bearing With Flexible Supported Back Spring Structure—Part I: Model Development and Numerical Investigation
Topics: Foil bearings, Springs, Stress, Bearings