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Journal Articles

A Comprehensive Heat Transfer Study Inside a Steam Turbine Valve: Experiment, Numerical Simulation, and Simplified Model

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Xu Zhang, Hongyi Shao, Wenwu Zhou, Weizhe Wang, Yingzheng Liu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2021, 143(9): 091009.
Paper No: GTP-20-1681
https://doi.org/10.1115/1.4050858
Published Online: May 4, 2021
View Articletitled, A Comprehensive Heat Transfer Study Inside a Steam Turbine Valve: Experiment, Numerical Simulation, and Simplified Model
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Topics: Computer simulation, Temperature, Valves, Heat transfer, Steam turbines, Heating, Heat
Journal Articles

Multidisciplinary Design Optimization for Performance Improvement of an Axial Flow Fan Using Free-Form Deformation

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Richard Amankwa Adjei, Chengwei Fan, WeiZhe Wang, YingZheng Liu
Journal: Journal of Turbomachinery
Publisher: ASME
Article Type: Research Papers
J. Turbomach. January 2021, 143(1): 011003.
Paper No: TURBO-19-1217
https://doi.org/10.1115/1.4048793
Published Online: December 28, 2020
View Articletitled, Multidisciplinary Design Optimization for Performance Improvement of an Axial Flow Fan Using Free-Form Deformation
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Topics: Blades, Design, Optimization, Stress, Rotors, Flow (Dynamics), Deformation
Journal Articles

A Model-Guided Neural Network for the Prediction of Creep Behavior Under in-Service Conditions

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Hui Hong, Zhenwei Cai, Han Wang, Weizhe Wang, Yingzheng Liu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2020, 142(7): 071008.
Paper No: GTP-20-1053
https://doi.org/10.1115/1.4047281
Published Online: June 30, 2020
View Articletitled, A Model-Guided Neural Network for the Prediction of Creep Behavior Under in-Service Conditions
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Topics: Artificial neural networks, Creep, Physics, Stress
Journal Articles

Aerodynamic Design Optimization of an Axial Flow Compressor Stator Using Parameterized Free-Form Deformation

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Richard Amankwa Adjei, WeiZhe Wang, YingZheng Liu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. October 2019, 141(10): 101015.
Paper No: GTP-19-1195
https://doi.org/10.1115/1.4044692
Published Online: September 20, 2019
View Articletitled, Aerodynamic Design Optimization of an Axial Flow Compressor Stator Using Parameterized Free-Form Deformation
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Topics: Blades, Deformation, Design, Optimization, Pressure, Stators, Flow (Dynamics), Data mining, Whirls
Proceedings Papers

Investigation of Stress-Strain Behavior of a Component Under Variable Frequency Non-Proportional Loading

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Yifeng Hu, Gang Chen, Weizhe Wang
Proc. ASME. GT2018, Volume 7A: Structures and Dynamics, V07AT30A010, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76768
https://doi.org/10.1115/GT2018-76768
View Paper titled, Investigation of Stress-Strain Behavior of a Component Under Variable Frequency Non-Proportional Loading
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Topics: Stress, Torsion, Cycles, Tension, Cylinders, Hardening
Proceedings Papers

Non-Uniform Tip Clearance Effects on Turbocharger Compressor Performance

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Richard A. Adjei, Weizhe Wang, Di Peng, Yingzheng Liu, Takahiro Bamba
Proc. ASME. GT2018, Volume 2B: Turbomachinery, V02BT44A023, June 11–15, 2018
Publisher: American Society of Mechanical Engineers
Paper No: GT2018-76837
https://doi.org/10.1115/GT2018-76837
View Paper titled, Non-Uniform Tip Clearance Effects on Turbocharger Compressor Performance
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Topics: Clearances (Engineering), Compressors, Turbochargers, Diffusers, Flow (Dynamics), Impellers, Experimental design, Design, Diffusion (Physics), Fluid dynamics
Proceedings Papers

R5 Code Based Creep Analysis of a Thick-Wall Cylinder With Steam Film Cooling Hole Structure

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Zhenwei Cai, Weizhe Wang, Hui Hong, Yingzheng Liu
Proc. ASME. PVP2017, Volume 1A: Codes and Standards, V01AT01A001, July 16–20, 2017
Publisher: American Society of Mechanical Engineers
Paper No: PVP2017-65475
https://doi.org/10.1115/PVP2017-65475
View Paper titled, R5 Code Based Creep Analysis of a Thick-Wall Cylinder With Steam Film Cooling Hole Structure
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Topics: Creep, Cylinders, Film cooling, Steam, Cooling, Damage, Temperature, Cooling systems, Design, Power stations
Proceedings Papers

Finite Element Analysis of Thermal-Mechanical Behavior in the Thermal Barrier Coatings With Cooling Hole Structure

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Jishen Jiang, Zhenwei Cai, Weizhe Wang, Yingzheng Liu
Proc. ASME. GT2017, Volume 6: Ceramics; Controls, Diagnostics and Instrumentation; Education; Manufacturing Materials and Metallurgy, V006T24A011, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63883
https://doi.org/10.1115/GT2017-63883
View Paper titled, Finite Element Analysis of Thermal-Mechanical Behavior in the Thermal Barrier Coatings With Cooling Hole Structure
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Topics: Cooling, Finite element analysis, Thermal barrier coatings, Boundary-value problems, Design, Failure, Film cooling, Gas turbines, Geometry, Heat transfer coefficients
Proceedings Papers

Numerical Investigation of Unsteady Shock Wave Motion in a Transonic Centrifugal Compressor

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Richard Amankwa Adjei, Weizhe Wang, Jishen Jiang, Yingzheng Liu, Tomoki Kawakubo
Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A012, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63887
https://doi.org/10.1115/GT2017-63887
View Paper titled, Numerical Investigation of Unsteady Shock Wave Motion in a Transonic Centrifugal Compressor
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Topics: Compressors, Shock waves, Shock (Mechanics), Diffusers, Flow (Dynamics), Impellers, Pressure, Boundary layers, Automotive engines, Blades
Journal Articles

Numerical Investigation of Creep–Fatigue Behavior in a Steam Turbine Inlet Valve Under Cyclic Thermomechanical Loading

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Weizhe Wang, Sihua Xu, Yingzheng Liu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. November 2017, 139(11): 112502.
Paper No: GTP-16-1554
https://doi.org/10.1115/1.4036953
Published Online: June 21, 2017
View Articletitled, Numerical Investigation of Creep–Fatigue Behavior in a Steam Turbine Inlet Valve Under Cyclic Thermomechanical Loading
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Topics: Creep, Fatigue, Steam, Stress, Temperature, Thermomechanics, Valves, Diffusers, Damage
Proceedings Papers

R5 Procedure Based Damage Estimation in a Steam Turbine Valve Under In-Service Conditions

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Zhenwei Cai, Weizhe Wang, Hui Hong, Yingzheng Liu
Proc. ASME. PVP2016, Volume 1B: Codes and Standards, V01BT01A051, July 17–21, 2016
Publisher: American Society of Mechanical Engineers
Paper No: PVP2016-63330
https://doi.org/10.1115/PVP2016-63330
View Paper titled, R5 Procedure Based Damage Estimation in a Steam Turbine Valve Under In-Service Conditions
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Topics: Damage, Steam turbines, Valves, Cycles, Fatigue, Fluctuations (Physics), Steady state, Steam, Stress, Creep
Proceedings Papers

Fatigue Life Investigation of a High Pressure Inner Casing Under In-Service Conditions

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Hui Hong, Weizhe Wang, Zhenwei Cai
Proc. ASME. PVP2016, Volume 3: Design and Analysis, V003T03A037, July 17–21, 2016
Publisher: American Society of Mechanical Engineers
Paper No: PVP2016-63401
https://doi.org/10.1115/PVP2016-63401
View Paper titled, Fatigue Life Investigation of a High Pressure Inner Casing Under In-Service Conditions
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Topics: Fatigue life, High pressure (Physics), Stress, Fatigue damage, Pressure, Steam, Temperature, Damage, Finite element model, Fluctuations (Physics)
Proceedings Papers

Mechanical Behavior Study of Steam Turbine Casing Bolts Under In-Service Conditions

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Nailong Zhao, Weizhe Wang, Hui Hong, Richard Amankwa Adjei, Yingzheng Liu
Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT28A006, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56723
https://doi.org/10.1115/GT2016-56723
View Paper titled, Mechanical Behavior Study of Steam Turbine Casing Bolts Under In-Service Conditions
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Topics: Mechanical behavior, Steam turbines, Temperature, Fluctuations (Physics), Pressure, Steam, Stress, Bolted joints, Computer software, Constitutive equations
Proceedings Papers

Influence of Temperature and Pressure Fluctuations on the Mechanical Behavior of a Seal Structure in Steam Valve Under In-Service Conditions

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Hui Hong, Weizhe Wang, Nailong Zhao, Zhenwei Cai, Yingzheng Liu
Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT28A007, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56753
https://doi.org/10.1115/GT2016-56753
View Paper titled, Influence of Temperature and Pressure Fluctuations on the Mechanical Behavior of a Seal Structure in Steam Valve Under In-Service Conditions
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Topics: Fluctuations (Physics), Mechanical behavior, Pressure, Steam, Temperature, Valves, Sealing (Process), Fatigue, Finite element analysis
Proceedings Papers

FE Analysis of the Effects of TGO Thickness and Interface Asperity on the Cracking Behavior Between the TGO and the Bond Coat

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Jishen Jiang, Bingqian Xu, Weizhe Wang, Richard Amankwa Adjei, Xiaofeng Zhao, Yingzheng Liu
Proc. ASME. GT2016, Volume 7A: Structures and Dynamics, V07AT28A008, June 13–17, 2016
Publisher: American Society of Mechanical Engineers
Paper No: GT2016-56755
https://doi.org/10.1115/GT2016-56755
View Paper titled, FE Analysis of the Effects of TGO Thickness and Interface Asperity on the Cracking Behavior Between the TGO and the Bond Coat
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Topics: Cracking (Materials), Finite element analysis, Fracture (Process), Cooling, Fracture (Materials), Stress, Aluminum, Crack propagation, Engineering simulation, Geometry
Journal Articles

Finite Element Analysis of the Effects of Thermally Grown Oxide Thickness and Interface Asperity on the Cracking Behavior Between the Thermally Grown Oxide and the Bond Coat

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Jishen Jiang, Bingqian Xu, Weizhe Wang, Richard Amankwa Adjei, Xiaofeng Zhao, Yingzheng Liu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2017, 139(2): 022504.
Paper No: GTP-16-1236
https://doi.org/10.1115/1.4034259
Published Online: September 13, 2016
View Articletitled, Finite Element Analysis of the Effects of Thermally Grown Oxide Thickness and Interface Asperity on the Cracking Behavior Between the Thermally Grown Oxide and the Bond Coat
Open the PDF for Finite Element Analysis of the Effects of Thermally Grown Oxide Thickness and Interface Asperity on the Cracking Behavior Between the Thermally Grown Oxide and the Bond Coat in another window
Topics: Finite element analysis, Fracture (Materials), Fracture (Process), Stress, Wavelength, Temperature, Cracking (Materials), Cooling, Tension
Journal Articles

A Continuum Damage Mechanics-Based Viscoplastic Model of Adapted Complexity for High-Temperature Creep–Fatigue Loading

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Weizhe Wang, Patrick Buhl, Andreas Klenk, Yingzheng Liu
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. September 2016, 138(9): 092501.
Paper No: GTP-15-1162
https://doi.org/10.1115/1.4032679
Published Online: March 22, 2016
View Articletitled, A Continuum Damage Mechanics-Based Viscoplastic Model of Adapted Complexity for High-Temperature Creep–Fatigue Loading
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Topics: Creep, Damage, Fatigue, Stress, Fatigue damage, Temperature, Fracture (Materials)
Journal Articles

Application of a Creep-Damage Constitutive Model for the Rotor of a 1000 MW Ultrasupercritical Steam Turbine

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Jishen Jiang, Weizhe Wang, Nailong Zhao, Peng Wang, Yingzheng Liu, Puning Jiang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2016, 138(2): 022606.
Paper No: GTP-15-1361
https://doi.org/10.1115/1.4031323
Published Online: September 7, 2015
View Articletitled, Application of a Creep-Damage Constitutive Model for the Rotor of a 1000 MW Ultrasupercritical Steam Turbine
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Topics: Constitutive equations, Creep, Damage, Rotors, Steam turbines, Stress, Temperature
Proceedings Papers

Application of a Creep Damage Constitutive Model for the Rotor of a 1000 MW Ultra-Supercritical Steam Turbine

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Jishen Jiang, Weizhe Wang, Nailong Zhao, Peng Wang, Yingzheng Liu, Puning Jiang
Proc. ASME. GT2015, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A021, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-42801
https://doi.org/10.1115/GT2015-42801
View Paper titled, Application of a Creep Damage Constitutive Model for the Rotor of a 1000 MW Ultra-Supercritical Steam Turbine
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Topics: Constitutive equations, Creep, Damage, Rotors, Steam turbines, Stress, Temperature, Computer software, Curve fitting, Heat
Journal Articles

Numerical Analysis of Fatigue Life Improvement by Optimizing the Startup Phase for a 1000 MW Supercritical Steam Turbine Inner Casing

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Weizhe Wang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. April 2015, 137(4): 042601.
Paper No: GTP-14-1219
https://doi.org/10.1115/1.4028614
Published Online: October 28, 2014
View Articletitled, Numerical Analysis of Fatigue Life Improvement by Optimizing the Startup Phase for a 1000 MW Supercritical Steam Turbine Inner Casing
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Topics: Damage, Fatigue life, Steam, Stress, Temperature, Steam turbines, Fatigue