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Proceedings Papers

Microstructure and Creep Performance of Wire Arc Additive Manufactured Grade 91 Steel

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Yiyu Wang, Wei Zhang, Yanli Wang, Zhili Feng
Proc. ASME. PVP2024, Volume 4: Materials & Fabrication, V004T06A040, July 28–August 2, 2024
Publisher: American Society of Mechanical Engineers
Paper No: PVP2024-122276
https://doi.org/10.1115/PVP2024-122276
View Paper titled, Microstructure and Creep Performance of Wire Arc Additive Manufactured Grade 91 Steel
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Topics: Additive manufacturing, Creep, Steel, Wire, Heat, High temperature, Testing
Proceedings Papers

Microstructure and Mechanical Performance of X120 Linepipe Steel in High-Pressure Hydrogen Gas

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Yiyu Wang, Zhili Feng, Yanli Wang, Joseph Ronevich, Milan Agnani, Chris San Marchi
Proc. ASME. PVP2024, Volume 4: Materials & Fabrication, V004T06A014, July 28–August 2, 2024
Publisher: American Society of Mechanical Engineers
Paper No: PVP2024-123383
https://doi.org/10.1115/PVP2024-123383
View Paper titled, Microstructure and Mechanical Performance of X120 Linepipe Steel in High-Pressure Hydrogen Gas
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Topics: Equipment performance, High pressure (Physics), Hydrogen, Steel, Fracture (Materials), Fatigue, Carbon, Fatigue cracks, Fracture toughness, Pipelines
Proceedings Papers

Residual Stress in 347H Weldments: Influence of Various Thermal Treatment on Residual Stress Reduction

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Yi Yang, Yanfei Gao, Zhili Feng, Jeffrey R. Bunn, E. Andrew Payzant, Jorge Penso
Proc. ASME. PVP2024, Volume 5: Operations, Applications, & Components; Seismic Engineering; ASME Nondestructive Evaluation, Diagnosis and Prognosis (NDPD) Division, V005T09A010, July 28–August 2, 2024
Publisher: American Society of Mechanical Engineers
Paper No: PVP2024-124579
https://doi.org/10.1115/PVP2024-124579
View Paper titled, Residual Stress in 347H Weldments: Influence of Various Thermal Treatment on Residual Stress Reduction
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Topics: Relaxation (Physics), Stress
Proceedings Papers

A Study of Stress Relaxation Cracking Mechanism in a 347H Steel Pipe-Shoe Weldment After Five-Year Service

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Yiyu Wang, Yi Yang, Yanfei Gao, Jorge Penso, Zhili Feng
Proc. ASME. PVP2023, Volume 6: Operations, Applications, & Components, V006T07A008, July 16–21, 2023
Publisher: American Society of Mechanical Engineers
Paper No: PVP2023-105755
https://doi.org/10.1115/PVP2023-105755
View Paper titled, A Study of Stress Relaxation Cracking Mechanism in a 347H Steel Pipe-Shoe Weldment After Five-Year Service
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Topics: Cracking (Materials), Failure, Fracture (Process), Oil refining, Pipes, Relaxation (Physics), Steel, Stress
Proceedings Papers

Metallurgical Characterization of a 114,000-Hour Service-Aged Forge 91-Pipe 91 Steel Header Weldment

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Yiyu Wang, Wei Zhang, Yanli Wang, Zhili Feng, John Siefert, Alex Bridges, Steven Kung
Proc. ASME. PVP2022, Volume 4B: Materials and Fabrication, V04BT06A021, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-85319
https://doi.org/10.1115/PVP2022-85319
View Paper titled, Metallurgical Characterization of a 114,000-Hour Service-Aged Forge 91-Pipe 91 Steel Header Weldment
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Topics: Pipes, Steel, Creep, Cavities, Damage, Base metals, Coal, Cracking (Materials), Density, Fracture (Process)
Proceedings Papers

Investigating the Role of Ferritic Steel Microstructure and Strength in Fracture Resistance in High-Pressure Hydrogen Gas

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Joseph A. Ronevich, Brian Kagay, Chris San Marchi, Yiyu (Jason) Wang, Zhili Feng, Yanli Wang, Kip Findley
Proc. ASME. PVP2022, Volume 4B: Materials and Fabrication, V04BT06A025, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-83915
https://doi.org/10.1115/PVP2022-83915
View Paper titled, Investigating the Role of Ferritic Steel Microstructure and Strength in Fracture Resistance in High-Pressure Hydrogen Gas
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Topics: Fracture (Materials), Fracture (Process), High pressure (Physics), Hydrogen, Steel, Alloys, Heat, Martensitic steel, Pressure vessels, Design
Proceedings Papers

Residual Stress Modeling and Advanced Diffraction Measurements of 347H Steel Weldments

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Yi Yang, Dong Han, Yanfei Gao, Wei Zhang, Jeffrey R. Bunn, E. Andrew Payzant, Jorge Penso, Zhili Feng
Proc. ASME. PVP2022, Volume 5: Operations, Applications, and Components; Seismic Engineering; ASME Nondestructive Evaluation, Diagnosis and Prognosis (NDPD) Division, V005T07A012, July 17–22, 2022
Publisher: American Society of Mechanical Engineers
Paper No: PVP2022-85608
https://doi.org/10.1115/PVP2022-85608
View Paper titled, Residual Stress Modeling and Advanced Diffraction Measurements of 347H Steel Weldments
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Topics: Diffraction, Modeling, Steel, Stress, Welding, Precipitation, Stress concentration, Cracking (Materials), Damage, Energy generation
Proceedings Papers

Learning the Temporal Effect in Infrared Thermal Videos With Long Short-Term Memory for Quality Prediction in Resistance Spot Welding

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Shenghan Guo, Dali Wang, Jian Chen, Zhili Feng, Weihong “Grace” Guo
Proc. ASME. MSEC2022, Volume 2: Manufacturing Processes; Manufacturing Systems, V002T05A035, June 27–July 1, 2022
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2022-85422
https://doi.org/10.1115/MSEC2022-85422
View Paper titled, Learning the Temporal Effect in Infrared Thermal Videos With Long Short-Term Memory for Quality Prediction in Resistance Spot Welding
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Topics: Welding
Journal Articles

Predicting Nugget Size of Resistance Spot Welds Using Infrared Thermal Videos With Image Segmentation and Convolutional Neural Network

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Shenghan Guo, Dali Wang, Jian Chen, Zhili Feng, Weihong “Grace” Guo
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. February 2022, 144(2): 021009.
Paper No: MANU-21-1309
https://doi.org/10.1115/1.4051829
Published Online: August 5, 2021
View Articletitled, Predicting Nugget Size of Resistance Spot Welds Using Infrared Thermal Videos With Image Segmentation and Convolutional Neural Network
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Topics: Artificial neural networks, Image segmentation, Nondestructive evaluation, Welding, Construction, Joining, Welded joints, Regression models
Proceedings Papers

Predicting Nugget Size of Resistance Spot Welds Using Infrared Thermal Videos With Image Segmentation and Convolutional Neural Network

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Shenghan Guo, Dali Wang, Jian Chen, Zhili Feng, Weihong “Grace” Guo
Proc. ASME. MSEC2021, Volume 2: Manufacturing Processes; Manufacturing Systems; Nano/Micro/Meso Manufacturing; Quality and Reliability, V002T06A011, June 21–25, 2021
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2021-61775
https://doi.org/10.1115/MSEC2021-61775
View Paper titled, Predicting Nugget Size of Resistance Spot Welds Using Infrared Thermal Videos With Image Segmentation and Convolutional Neural Network
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Topics: Artificial neural networks, Image segmentation, Nondestructive evaluation, Welded joints, Welding
Proceedings Papers

Mechanical and Corrosion Assessment of Friction Self-Piercing Rivet Joint of Carbon Fiber-Reinforced Polymer and Magnesium Alloy AZ31B

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Yong Chae Lim, Jian Chen, Jiheon Jun, Donovan N. Leonard, Michael P. Brady, Charles David Warren, Zhili Feng
Proc. ASME. MSEC2020, Volume 2: Manufacturing Processes; Manufacturing Systems; Nano/Micro/Meso Manufacturing; Quality and Reliability, V002T06A014, September 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: MSEC2020-8434
https://doi.org/10.1115/MSEC2020-8434
View Paper titled, Mechanical and Corrosion Assessment of Friction Self-Piercing Rivet Joint of Carbon Fiber-Reinforced Polymer and Magnesium Alloy AZ31B
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Topics: Carbon, Carbon reinforced plastics, Corrosion, Fibers, Friction, Magnesium alloys, Polymers, Riveting, Rivets
Journal Articles

Mechanical and Corrosion Assessment of Friction Self-Piercing Rivet Joint of Carbon Fiber-Reinforced Polymer and Magnesium Alloy AZ31B

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Yong Chae Lim, Jian Chen, Jiheon Jun, Donovan N. Leonard, Michael P. Brady, Charles David Warren, Zhili Feng
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research Papers
J. Manuf. Sci. Eng. March 2021, 143(3): 031006.
Paper No: MANU-20-1268
https://doi.org/10.1115/1.4048378
Published Online: October 23, 2020
View Articletitled, Mechanical and Corrosion Assessment of Friction Self-Piercing Rivet Joint of Carbon Fiber-Reinforced Polymer and Magnesium Alloy AZ31B
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Topics: Carbon reinforced plastics, Corrosion, Rivets, Testing, Steel, Shear (Mechanics), Magnesium alloys, Friction, Tension
Journal Articles

Steel–Concrete Composite Pressure Vessels for Hydrogen Storage at High Pressures

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Maan Jawad, Yanli Wang, Zhili Feng
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. April 2020, 142(2): 021202.
Paper No: PVT-19-1029
https://doi.org/10.1115/1.4044164
Published Online: November 28, 2019
View Articletitled, Steel–Concrete Composite Pressure Vessels for Hydrogen Storage at High Pressures
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Topics: Concretes, Shells, Steel, Vessels, Pressure, Stress, Design
Proceedings Papers

Effect of Pre-Weld Heat Treatment on Microstructure and Creep Strength of ICHAZ in Grade 91 Steel

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Yiyu Wang, Wei Zhang, Zhili Feng
Proc. ASME. PVP2019, Volume 6B: Materials and Fabrication, V06BT06A014, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93315
https://doi.org/10.1115/PVP2019-93315
View Paper titled, Effect of Pre-Weld Heat Treatment on Microstructure and Creep Strength of ICHAZ in Grade 91 Steel
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Topics: Creep, Heat treating (Metalworking), Steel, Base metals, Water, Heat, Cooling, Cycles, Welding, Ductile fracture
Proceedings Papers

Auxiliary Beam Stress Improved Laser Welding for Repair of Irradiated Light Water Reactor Components

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Jian Chen, Jonathan Tatman, Zhili Feng, Roger Miller, Wei Tang, Maxim Gussev, Keith Leonard, Benjamin Sutton, Greg Frederick
Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A093, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93667
https://doi.org/10.1115/PVP2019-93667
View Paper titled, Auxiliary Beam Stress Improved Laser Welding for Repair of Irradiated Light Water Reactor Components
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Topics: Laser welding, Light water reactors, Maintenance, Stress, Welding, Nuclear reactors, Compression, Computer simulation, Cooling, Cracking (Materials)
Proceedings Papers

Friction Stir Welding and Preliminary Characterization of Irradiated 304 Stainless Steel

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Wei Tang, Maxim Gussev, Zhili Feng, Brian Gibson, Roger Miller, Jian Chen, Scarlett Clark, Keith Leonard, Jon Tatman, Ben Sutton, Greg Frederick
Proc. ASME. PVP2019, Volume 1: Codes and Standards, V001T01A094, July 14–19, 2019
Publisher: American Society of Mechanical Engineers
Paper No: PVP2019-93899
https://doi.org/10.1115/PVP2019-93899
View Paper titled, Friction Stir Welding and Preliminary Characterization of Irradiated 304 Stainless Steel
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Topics: Friction, Maintenance, Stainless steel, Welding
Proceedings Papers

Prediction of Residual Stresses in a Multipass Pipe Weld by a Novel 3D Finite Element Approach

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Hui Huang, Jian Chen, Blair Carlson, Hui-Ping Wang, Paul Crooker, Gregory Frederick, Zhili Feng
Proc. ASME. PVP2018, Volume 6B: Materials and Fabrication, V06BT06A084, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: PVP2018-85044
https://doi.org/10.1115/PVP2018-85044
View Paper titled, Prediction of Residual Stresses in a Multipass Pipe Weld by a Novel 3D Finite Element Approach
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Topics: Finite element analysis, Pipes, Residual stresses, Graphics processing units, Simulation, Welding, Computation, Computer software, Computers, Heat
Proceedings Papers

Towards an Integrated Computational Model for Additive Manufacturing Process: Heat Source-Particle Interaction and Effective Thermal Conductivity of Powder Bed

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Jian Chen, Zhili Feng
Proc. ASME. PVP2018, Volume 6A: Materials and Fabrication, V06AT06A008, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: PVP2018-84970
https://doi.org/10.1115/PVP2018-84970
View Paper titled, Towards an Integrated Computational Model for Additive Manufacturing Process: Heat Source-Particle Interaction and Effective Thermal Conductivity of Powder Bed
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Topics: Additive manufacturing, Heat, Particulate matter, Thermal conductivity, Cathode ray oscilloscopes, Computer simulation, Electron beams, Materials properties, Residual stresses, Sintering
Proceedings Papers

Stress and Distortion Simulation of Additive Manufacturing Process by High Performance Computing

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Hui Huang, Jian Chen, Blair Carlson, Hui-Ping Wang, Paul Crooker, Gregory Frederick, Zhili Feng
Proc. ASME. PVP2018, Volume 6A: Materials and Fabrication, V06AT06A009, July 15–20, 2018
Publisher: American Society of Mechanical Engineers
Paper No: PVP2018-85045
https://doi.org/10.1115/PVP2018-85045
View Paper titled, Stress and Distortion Simulation of Additive Manufacturing Process by High Performance Computing
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Topics: Additive manufacturing, Simulation, Stress, Computer simulation, Metals, Computers, Cylinders, Design, Finite element analysis, Graphics processing units
Journal Articles

Evaluating the Potential for Remote In-Process Monitoring of Tool Wear in Friction Stir Welding of Stainless Steel

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Brian T. Gibson, Wei Tang, Artie G. Peterson, Zhili Feng, Gregory J. Frederick
Journal: Journal of Manufacturing Science and Engineering
Publisher: ASME
Article Type: Research-Article
J. Manuf. Sci. Eng. February 2018, 140(2): 021012.
Paper No: MANU-17-1279
https://doi.org/10.1115/1.4037242
Published Online: December 18, 2017
View Articletitled, Evaluating the Potential for Remote In-Process Monitoring of Tool Wear in Friction Stir Welding of Stainless Steel
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Topics: Friction, Stainless steel, Wear, Welding, Welded joints, Pattern recognition