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Journal Articles

A Streamline-Guided Dehomogenization Approach for Structural Design

Junpeng Wang, Rüdiger Westermann, Jun Wu
Journal: Journal of Mechanical Design
Article Type: Research Papers
J. Mech. Des. February 2023, 145(2): 021702.
Paper No: MD-22-1458
https://doi.org/10.1115/1.4056148
Published Online: December 12, 2022
View Article titled, A Streamline-Guided Dehomogenization Approach for Structural Design
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Topics: Density, Design, Optimization, Parametrization, Stress, Structural design, Topology optimization, Anisotropy
Proceedings Papers

Effects of the Tip Clearance Size on the Tip Leakage Flow in an Axial Compressor Operating With Supercritical Carbon Dioxide

Jinlan Gou, Can Ma, Jun Wu, Bangming Li, Yuansheng Lin
Proc. ASME. ICONE29, Volume 8: Computational Fluid Dynamics (CFD) and Applications, V008T08A001, August 8–12, 2022
Paper No: ICONE29-88780
https://doi.org/10.1115/ICONE29-88780
View Paper titled, Effects of the Tip Clearance Size on the Tip Leakage Flow in an Axial Compressor Operating With Supercritical Carbon Dioxide
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Topics: Clearances (Engineering), Compressors, Leakage flows, Supercritical carbon dioxide
Proceedings Papers

Investigation on the Active Learning Optimization on Rotor Dynamics of SCO2 Turbine

Zhaoli Zheng, Jun Wu, Zhiwu Ke, Zhenxing Zhao, Xiaohu Yang, Lu Dai
Proc. ASME. ICONE29, Volume 5: Nuclear Safety, Security, and Cyber Security, V005T05A027, August 8–12, 2022
Paper No: ICONE29-91731
https://doi.org/10.1115/ICONE29-91731
View Paper titled, Investigation on the Active Learning Optimization on Rotor Dynamics of SCO2 Turbine
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Topics: Optimization, Rotordynamics, Supercritical carbon dioxide, Turbines, Rotors, Brayton cycle, Safety, Separation (Technology), Dynamics (Mechanics), Eigenvalues
Proceedings Papers

Personalized Product Design Through Digital Fabrication

A. (Sander) L. M. Minnoye, Farzam Tajdari, E. (Zjenja) L. Doubrovski, Jun Wu, Felix Kwa, Willemijn S. Elkhuizen, Toon Huysmans, Yu (Wolf) Song
Proc. ASME. IDETC-CIE2022, Volume 2: 42nd Computers and Information in Engineering Conference (CIE), V002T02A054, August 14–17, 2022
Paper No: DETC2022-91173
https://doi.org/10.1115/DETC2022-91173
View Paper titled, Personalized Product Design Through Digital Fabrication
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Topics: Additive manufacturing, Design, Manufacturing, Product design, Product evaluation
Proceedings Papers

Stress Trajectory Guided Structural Design and Topology Optimization

Junpeng Wang, Jun Wu, Rüdiger Westermann
Proc. ASME. IDETC-CIE2022, Volume 2: 42nd Computers and Information in Engineering Conference (CIE), V002T02A012, August 14–17, 2022
Paper No: DETC2022-89030
https://doi.org/10.1115/DETC2022-89030
View Paper titled, Stress Trajectory Guided Structural Design and Topology Optimization
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Topics: Optimization, Stress, Structural design, Topology, Trajectories (Physics), Density, Design, Finite element analysis, Stiffness, Lightweight structures
Journal Articles

Torque Optimization Method of a 3-DOF Redundant Parallel Manipulator Based on Actuator Torque Range

Jun Wu, Jiahao Qiu, Hao Ye
Journal: Journal of Mechanisms and Robotics
Article Type: Research Papers
J. Mechanisms Robotics. April 2023, 15(2): 021005.
Paper No: JMR-21-1729
https://doi.org/10.1115/1.4054618
Published Online: June 21, 2022
View Article titled, Torque Optimization Method of a 3-DOF Redundant Parallel Manipulator Based on Actuator Torque Range
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Topics: Actuators, Manipulators, Optimization, Torque, Redundant manipulators, Dynamic models, Trajectories (Physics)
Journal Articles

A Distribution Method of Driving Torque for a Novel 3UPS-RR Redundant Solar Tracker

Hengchun Cui, Jun Wu, Qi Li
Journal: Journal of Mechanisms and Robotics
Article Type: Research Papers
J. Mechanisms Robotics. August 2021, 13(4): 040908.
Paper No: JMR-20-1623
https://doi.org/10.1115/1.4050826
Published Online: April 22, 2021
View Article titled, A Distribution Method of Driving Torque for a Novel 3UPS-RR Redundant Solar Tracker
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Topics: Solar energy, Torque, Energy consumption, Parallel mechanisms
Proceedings Papers

A Real-Time Hard X-Ray Tomographic System Designed for HL-2A Fast Electron Bremsstrahlung Radiation

Chen Yuan, Jun Wu
Proc. ASME. ICONE2020, Volume 1: Beyond Design Basis; Codes and Standards; Computational Fluid Dynamics (CFD); Decontamination and Decommissioning; Nuclear Fuel and Engineering; Nuclear Plant Engineering, V001T06A010, August 4–5, 2020
Paper No: ICONE2020-16259
https://doi.org/10.1115/ICONE2020-16259
View Paper titled, A Real-Time Hard X-Ray Tomographic System Designed for HL-2A Fast Electron Bremsstrahlung Radiation
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Topics: Electrons, Radiation (Physics), Tokamaks, X-rays
Journal Articles

Approaches to Predicting the Vertical Transmissibility of a Suspension Seat With a Seated Subject

Jun Wu, Meihuan Wang, Yi Qiu
Journal: Journal of Vibration and Acoustics
Article Type: Research Papers
J. Vib. Acoust. August 2020, 142(4): 041012.
Paper No: VIB-19-1230
https://doi.org/10.1115/1.4046748
Published Online: April 13, 2020
View Article titled, Approaches to Predicting the Vertical Transmissibility of a Suspension Seat With a Seated Subject
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Topics: Modeling, Stiffness, Vibration, Dynamics (Mechanics)
Proceedings Papers

Dynamic Parameters and Friction Model Identification of an Industrial Hybrid Robot

Binbin Zhang, Liping Wang, Jun Wu
Proc. ASME. IMECE2019, Volume 4: Dynamics, Vibration, and Control, V004T05A083, November 11–14, 2019
Paper No: IMECE2019-10916
https://doi.org/10.1115/IMECE2019-10916
View Paper titled, Dynamic Parameters and Friction Model Identification of an Industrial Hybrid Robot
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Topics: Friction, Robots
Proceedings Papers

Simulating the Sequential Honing Process of Engine Cylinder Bore by Modeling Abrasives in Honing Stone

Zaoyang Zhou, Xueping Zhang, Kunlun Lv, Jun Wu, Zhenqiang Yao, Lifeng Xi
Proc. ASME. MSEC2019, Volume 2: Processes; Materials, V002T03A036, June 10–14, 2019
Paper No: MSEC2019-3049
https://doi.org/10.1115/MSEC2019-3049
View Paper titled, Simulating the Sequential Honing Process of Engine Cylinder Bore by Modeling Abrasives in Honing Stone
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Topics: Abrasives, Engine cylinders, Modeling, Surface texture
Journal Articles

Honed Surface Multiscale Prediction Based on Multi-Stage Honing Process of Engine Cylinder Bore

Zaoyang Zhou, Xueping Zhang, Kunlun Lv, Jun Wu, Zhenqiang Yao, Lifeng Xi
Journal: Journal of Tribology
Article Type: Research Papers
J. Tribol. January 2020, 142(1): 011802.
Paper No: TRIB-19-1278
https://doi.org/10.1115/1.4044862
Published Online: October 17, 2019
View Article titled, Honed Surface Multiscale Prediction Based on Multi-Stage Honing Process of Engine Cylinder Bore
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Topics: Abrasives, Cylinders, Engine cylinders, Finishes, Shapes, Simulation, Surface roughness, Surface texture, Kinematics, Microscale devices
Journal Articles

The Investigation of Geometric Parameters on the Injection Characteristic of the High Pressure Common-Rail Injector

Ling Wang, Guo-Xiu Li, Chun-Long Xu, Xing Xi, Xiao-Jun Wu, Shu-Ping Sun
Journal: Journal of Engineering for Gas Turbines and Power
Article Type: Research-Article
J. Eng. Gas Turbines Power. February 2019, 141(2): 022801.
Paper No: GTP-16-1138
https://doi.org/10.1115/1.4041134
Published Online: October 31, 2018
View Article titled, The Investigation of Geometric Parameters on the Injection Characteristic of the High Pressure Common-Rail Injector
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Topics: Common rail fuel injectors, Flow (Dynamics), Nozzles, Pressure, Valves, High pressure (Physics), Needle valves, Ejectors, Needles, Waves
Proceedings Papers

Study on the Mechanism and Characteristics of Transient Noise of the Steam Discharge Pipes

Lu Dai, Zhiguo Wei, Jun Wu, Yong Liu, Can Ma, Qi Xiao
Proc. ASME. ICONE26, Volume 2: Plant Systems, Structures, Components, and Materials; Risk Assessments and Management, V002T03A024, July 22–26, 2018
Paper No: ICONE26-81938
https://doi.org/10.1115/ICONE26-81938
View Paper titled, Study on the Mechanism and Characteristics of Transient Noise of the Steam Discharge Pipes
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Topics: Noise (Sound), Pipes, Steam, Transients (Dynamics), Valves, Flow (Dynamics), Collapse, Energy dissipation, Friction, High pressure (Physics)
Proceedings Papers

Research on Structural Design and Analysis of S-CO 2 Turbine Impeller

Jun Wu, Can Ma, Chunhui Dai, Zhenxing Zhao, Lu Dai, Zhouyang Liu
Proc. ASME. ICONE26, Volume 2: Plant Systems, Structures, Components, and Materials; Risk Assessments and Management, V002T03A008, July 22–26, 2018
Paper No: ICONE26-81267
https://doi.org/10.1115/ICONE26-81267
View Paper titled, Research on Structural Design and Analysis of S-CO 2 Turbine Impeller
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Topics: Impellers, Structural design, Supercritical carbon dioxide, Turbines, Deformation, Stress, Safety, Blades, Brayton cycle, Carbon
Proceedings Papers

LBB Analysis on Nuclear-Class Pipes of Floating Nuclear Power Stations

Fan Bai, Yong Liu, Xingsheng Lao, Qi Xiao, Zhenxing Zhao, Jun Wu, Can Ma, Wang Wei
Proc. ASME. ICONE26, Volume 2: Plant Systems, Structures, Components, and Materials; Risk Assessments and Management, V002T03A029, July 22–26, 2018
Paper No: ICONE26-82180
https://doi.org/10.1115/ICONE26-82180
View Paper titled, LBB Analysis on Nuclear-Class Pipes of Floating Nuclear Power Stations
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Topics: Nuclear power stations, Pipes, Fracture (Materials), Leakage, Design, Drilling, Fatigue, Finite element methods, Fracture mechanics, Leak-before-break
Proceedings Papers

Numerical Research on Shock Resistance Safety Analysis of Ship Power Plant Valve

Jun Wu, Fan Bai, Yong Liu, Xingsheng Lao, Chunhui Dai
Proc. ASME. ICONE26, Volume 4: Nuclear Safety, Security, and Cyber Security; Computer Code Verification and Validation, V004T06A032, July 22–26, 2018
Paper No: ICONE26-82137
https://doi.org/10.1115/ICONE26-82137
View Paper titled, Numerical Research on Shock Resistance Safety Analysis of Ship Power Plant Valve
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Topics: Power stations, Safety, Ships, Shock (Mechanics), Valves, Stress, Modal analysis, Stress concentration, ASME Standards, Emission spectroscopy
Proceedings Papers

Experimental Research on Steam Jetting and Condensation in Low Sub-Cooled Water

Chunhui Dai, Mengran Liao, Qi Xiao, Jun Wu, Shaodan Li, Jinlan Gou
Proc. ASME. ICONE26, Volume 6A: Thermal-Hydraulics and Safety Analyses, V06AT08A058, July 22–26, 2018
Paper No: ICONE26-81597
https://doi.org/10.1115/ICONE26-81597
View Paper titled, Experimental Research on Steam Jetting and Condensation in Low Sub-Cooled Water
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Topics: Condensation, Steam, Water, Noise (Sound), Condensers (steam plant), Flow (Dynamics), Nuclear power stations, Vibration, Cooling, Damage
Proceedings Papers

Analysis of Unsteady Flow in a Supercritical Carbon Dioxide Radial Compressor Stage

Can Ma, Wei Wang, Jun Wu, Lu Dai
Proc. ASME. ICONE26, Volume 6B: Thermal-Hydraulics and Safety Analyses, V06BT08A037, July 22–26, 2018
Paper No: ICONE26-82183
https://doi.org/10.1115/ICONE26-82183
View Paper titled, Analysis of Unsteady Flow in a Supercritical Carbon Dioxide Radial Compressor Stage
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Topics: Compressors, Supercritical carbon dioxide, Unsteady flow, Design, Fluids, Cycles, Diffusers, Flow (Dynamics), Impellers, Brayton cycle
Proceedings Papers

Numerical Investigation on Conjugate Heat Transfer of Supercritical CO 2 in Rolling Motion

Zhenxing Zhao, Mengran Liao, Yong Liu, Qi Xiao, Xingsheng Lao, Jun Wu, Wei Wang
Proc. ASME. ICONE26, Volume 6A: Thermal-Hydraulics and Safety Analyses, V06AT08A031, July 22–26, 2018
Paper No: ICONE26-81332
https://doi.org/10.1115/ICONE26-81332
View Paper titled, Numerical Investigation on Conjugate Heat Transfer of Supercritical CO 2 in Rolling Motion
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Topics: Heat transfer, Supercritical carbon dioxide, Flow (Dynamics), Buoyancy, Fluids, Heat exchangers, Oceans, Oscillations, Pressure drop, Stability