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Proceedings Papers

Agile Surface Inspection Framework for Aerospace Components Using Unsupervised Machine Learning

Arun Nandagopal, Abhishek Kulkarni, Colin Acton, Krithika Manohar, Xu Chen
Proc. ASME. ISFA2024, 2024 International Symposium on Flexible Automation, V001T07A003, July 21–24, 2024
Publisher: American Society of Mechanical Engineers
Paper No: ISFA2024-139388
https://doi.org/10.1115/ISFA2024-139388
View Paper titled, Agile Surface Inspection Framework for Aerospace Components Using Unsupervised Machine Learning
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Topics: Aerospace industry, Image segmentation, Inspection, Machine learning
Proceedings Papers

Analysis of Fracture Parameters for Compact-Tension-Shear Specimen of Orthotropic Materials

Pengfei Jin, Zheng Liu, Xu Chen, Xin Wang
Proc. ASME. OMAE2024, Volume 3: Materials Technology; Subsea Technology, V003T03A001, June 9–14, 2024
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2024-124475
https://doi.org/10.1115/OMAE2024-124475
View Paper titled, Analysis of Fracture Parameters for Compact-Tension-Shear Specimen of Orthotropic Materials
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Topics: Finite element analysis, Fracture (Materials), Shear (Mechanics), Stress, Tension
Proceedings Papers

Safety Evaluation of Isolated Island Operation on 1000MW Steam Turbine in NPP

Xiao-dan Hu, Xu Chen, Fan Wu, Rui Shi, Wei Jiang, Tao Chen, Ya-nan Yue, Dan-mei Xie
Proc. ASME. IMECE2023, Volume 7: Energy, V007T08A026, October 29–November 2, 2023
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2023-109151
https://doi.org/10.1115/IMECE2023-109151
View Paper titled, Safety Evaluation of Isolated Island Operation on 1000MW Steam Turbine in NPP
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Topics: Nuclear power stations, Safety, Steam turbines
Journal Articles

A Recursive System Identification With Non-Uniform Temporal Feedback Under Coprime Collaborative Sensing

Jinhua Ouyang, Xu Chen
Journal: ASME Letters in Dynamic Systems and Control
Publisher: ASME
Article Type: Research Papers
Letters Dyn. Sys. Control. April 2023, 3(2): 021010.
Paper No: ALDSC-23-1048
https://doi.org/10.1115/1.4063481
Published Online: October 25, 2023
View Article titled, A Recursive System Identification With Non-Uniform Temporal Feedback Under Coprime Collaborative Sensing
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Topics: System identification, Polynomials, Feedback
Journal Articles

Multi-Track Melt Pool Width Modeling in Powder Bed Fusion Additive Manufacturing

Dan Wang, Xu Chen
Journal: ASME Letters in Dynamic Systems and Control
Publisher: ASME
Article Type: Research Papers
Letters Dyn. Sys. Control. April 2023, 3(2): 021002.
Paper No: ALDSC-23-1018
https://doi.org/10.1115/1.4063475
Published Online: October 5, 2023
View Article titled, Multi-Track Melt Pool Width Modeling in Powder Bed Fusion Additive Manufacturing
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Topics: Additive manufacturing, Finite element model, Modeling, Temperature, Finite element analysis, Manufacturing, Lasers, Dynamics (Mechanics)
Proceedings Papers

Stress Intensity Factors and T-Stress Solutions for Mixed-Mode Compact-Tension-Shear (CTS) Specimens With Slanted Propagating Cracks

Pengfei Jin, Zheng Liu, Xu Chen, Xin Wang
Proc. ASME. OMAE2023, Volume 3: Materials Technology; Pipelines, Risers, and Subsea Systems, V003T03A008, June 11–16, 2023
Publisher: American Society of Mechanical Engineers
Paper No: OMAE2023-108192
https://doi.org/10.1115/OMAE2023-108192
View Paper titled, Stress Intensity Factors and T-Stress Solutions for Mixed-Mode Compact-Tension-Shear (CTS) Specimens With Slanted Propagating Cracks
Open the PDF for Stress Intensity Factors and T-Stress Solutions for Mixed-Mode Compact-Tension-Shear (CTS) Specimens With Slanted Propagating Cracks in another window
Topics: Finite element analysis, Fracture (Materials), Shear (Mechanics), Stress, Tension
Journal Articles

Random Fatigue Analysis of Cryogenic Liquid Tanker Under Road Spectrum Load and a Simplified Algorithm

Bingjun Gao, Tong Wang, Xinghua Fu, Junhua Dong, Xu Chen, Chulin Yu
Journal: Journal of Pressure Vessel Technology
Publisher: ASME
Article Type: Research-Article
J. Pressure Vessel Technol. June 2023, 145(3): 031403.
Paper No: PVT-22-1138
https://doi.org/10.1115/1.4062122
Published Online: March 24, 2023
View Article titled, Random Fatigue Analysis of Cryogenic Liquid Tanker Under Road Spectrum Load and a Simplified Algorithm
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Topics: Fatigue analysis, Liquefied natural gas, Modal analysis, Random vibration, Roads, Stress, Tankers, Containers, Vibration, Fluid structure interaction
eBook Chapter

Real-Time and Visible Monitoring of Crack Growth Behavior under Biaxial Loading Using Organic Mechanochromic Luminescence

Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2022
ISBN: 978-0-8031-7723-9
Open the PDF for Real-Time and Visible Monitoring of Crack Growth Behavior under Biaxial Loading Using Organic Mechanochromic Luminescence in another window
eBook Chapter

Automatic Tracking Measurement Method of Biaxial Crack Propagation Path Based on Image Recognition Technology

Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2022
ISBN: 978-0-8031-7723-9
Open the PDF for Automatic Tracking Measurement Method of Biaxial Crack Propagation Path Based on Image Recognition Technology in another window
eBook Chapter

Control-Oriented In Situ Imaging and Data Analytics for Coaxial Monitoring of Powder Bed Fusion Additive Manufacturing

Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2022
ISBN: 978-0-8031-7721-5
Open the PDF for Control-Oriented In Situ Imaging and Data Analytics for Coaxial Monitoring of Powder Bed Fusion Additive Manufacturing in another window
eBook Chapter

A New Kinetic Modeling of Polyamide 12 Degradation in Selective Laser Sintering

Series: ASTM Selected Technical Papers
Publisher: ASTM International
Published: 2022
ISBN: 978-0-8031-7721-5
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Proceedings Papers

Application of 3D Constraint-Based Fracture Mechanics for the Determination of R-Curves of Thermal Aged 16MND5 Steel

Zheng Liu, Xin Wang, Ronald E. Miller, Yueyin Shen, Xu Chen
Proc. ASME. PVP2021, Volume 4: Materials and Fabrication, V004T06A009, July 13–15, 2021
Publisher: American Society of Mechanical Engineers
Paper No: PVP2021-61656
https://doi.org/10.1115/PVP2021-61656
View Paper titled, Application of 3D Constraint-Based Fracture Mechanics for the Determination of R-Curves of Thermal Aged 16MND5 Steel
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Topics: Fracture mechanics, Steel
Journal Articles

New Hammerstein Modeling and Analysis for Controlling Melt Pool Width in Powder Bed Fusion Additive Manufacturing

Dan Wang, Xinyu Zhao, Xu Chen
Journal: ASME Letters in Dynamic Systems and Control
Publisher: ASME
Article Type: Research Papers
Letters Dyn. Sys. Control. July 2021, 1(3): 031012.
Paper No: ALDSC-20-1047
https://doi.org/10.1115/1.4050079
Published Online: March 5, 2021
View Article titled, New Hammerstein Modeling and Analysis for Controlling Melt Pool Width in Powder Bed Fusion Additive Manufacturing
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Topics: Additive manufacturing, Dynamics (Mechanics), Equilibrium (Physics), Finite element model, Lasers, Modeling, Physics, Robustness, Stability, Temperature
Journal Articles

Indoor Study on Road Crack Monitoring Based on Polymer Optical Fiber Sensing Technology

Shengchao Cui, Jiupeng Zhang, Jianzhong Pei, Rui Li, Xu Chen, Dong Guo, Honglinag Zhang
Journal: Journal of Testing and Evaluation
Publisher: ASTM International
Article Type: Technical Papers
J. Test. Eval.. January 2021, 49(1): 473–492.
Paper No: JTE20180747
https://doi.org/10.1520/JTE20180747
Published Online: January 1, 2021
View Article titled, Indoor Study on Road Crack Monitoring Based on Polymer Optical Fiber Sensing Technology
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Journal Articles

Effects of Bending Radius and Fiber-Crack Angle on Polymer Optical Fiber Loss for Potential Application in Pavement Crack Monitoring

Xiangyang Xing, Jiupeng Zhang, Ling Wang, Jianzhong Pei, Xu Chen
Journal: Journal of Testing and Evaluation
Publisher: ASTM International
Article Type: Technical Papers
J. Test. Eval.. January 2021, 49(1): 96–108.
Paper No: JTE20190842
https://doi.org/10.1520/JTE20190842
Published Online: January 1, 2021
View Article titled, Effects of Bending Radius and Fiber-Crack Angle on Polymer Optical Fiber Loss for Potential Application in Pavement Crack Monitoring
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Proceedings Papers

Comparison of 316LN Ratcheting Boundary at Room Temperature and 350 °C

Caiming Liu, Xu Chen
Proc. ASME. PVP2020, Volume 9: Seismic Engineering, V009T09A013, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21196
https://doi.org/10.1115/PVP2020-21196
View Paper titled, Comparison of 316LN Ratcheting Boundary at Room Temperature and 350 °C
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Topics: Temperature, Stress, Atoms, Deformation, Dislocations, High temperature materials, Interpolation, Load bearing capacity, Solid solutions, Stainless steel
Proceedings Papers

Multiaxial Ratcheting Deformation of 316LN Stainless Steel at Elevated Temperatures

Xingyue Sun, Ruisi Xing, Xu Chen
Proc. ASME. PVP2020, Volume 9: Seismic Engineering, V009T09A014, August 3, 2020
Publisher: American Society of Mechanical Engineers
Paper No: PVP2020-21209
https://doi.org/10.1115/PVP2020-21209
View Paper titled, Multiaxial Ratcheting Deformation of 316LN Stainless Steel at Elevated Temperatures
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Topics: Deformation, Stainless steel, Temperature
Journal Articles

The Effects of Nonproportional Biaxial Loading Paths on Ductile Fracture Initiation: A Void Growth Analysis

Zhaoyu Jin, Xin Wang, Zheng Liu, Xu Chen
Journal: Materials Performance and Characterization
Publisher: ASTM International
Article Type: Technical Papers
Matls. Perf. Charact.. October 2020, 9(5): 627–645.
Paper No: MPC20190215
https://doi.org/10.1520/MPC20190215
Published Online: October 15, 2020
View Article titled, The Effects of Nonproportional Biaxial Loading Paths on Ductile Fracture Initiation: A Void Growth Analysis
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Journal Articles

Closed-Loop High-Fidelity Simulation Integrating Finite Element Modeling With Feedback Controls in Additive Manufacturing

Dan Wang, Xu Chen
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. February 2021, 143(2): 021006.
Paper No: DS-20-1225
https://doi.org/10.1115/1.4048364
Published Online: October 8, 2020
View Article titled, Closed-Loop High-Fidelity Simulation Integrating Finite Element Modeling With Feedback Controls in Additive Manufacturing
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Topics: Feedback, Finite element model, Lasers, Simulation, Control equipment, Signals, Design, Temperature, Modeling, Additive manufacturing
Proceedings Papers

Closed-Loop Simulation Integrating Finite Element Modeling With Feedback Controls in Powder Bed Fusion Additive Manufacturing

Dan Wang, Xu Chen
Proc. ASME. ISFA2020, 2020 International Symposium on Flexible Automation, V001T01A001, July 8–9, 2020
Publisher: American Society of Mechanical Engineers
Paper No: ISFA2020-9611
https://doi.org/10.1115/ISFA2020-9611
View Paper titled, Closed-Loop Simulation Integrating Finite Element Modeling With Feedback Controls in Powder Bed Fusion Additive Manufacturing
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Topics: Additive manufacturing, Feedback, Finite element analysis, Modeling, Simulation, Finite element model, Signals, Architecture, Biomedicine, Control algorithms