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Proceedings Papers

The Transition of Wear and Leakage Characteristics of the Cylinder Block/Valve Plate Interface in a Wide Range of Operating Conditions

Xuguang Li, Junhui Zhang, Fei Lyu, Bing Xu
Proc. ASME. FPMC2023, ASME/BATH 2023 Symposium on Fluid Power and Motion Control, V001T01A015, October 16–18, 2023
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2023-111370
https://doi.org/10.1115/FPMC2023-111370
View Paper titled, The Transition of Wear and Leakage Characteristics of the Cylinder Block/Valve Plate Interface in a Wide Range of Operating Conditions
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Topics: Cylinders, Leakage, Pistons, Pumps, Valves, Wear
Proceedings Papers

Online Dynamic Model Correction for Hydraulic Manipulator Grasped Unknown Payload

Sheng Zheng, Zhiwei Chen, Junhui Zhang, Ruqi Ding, Bing Xu, Fu Zhang
Proc. ASME. FPMC2023, ASME/BATH 2023 Symposium on Fluid Power and Motion Control, V001T01A053, October 16–18, 2023
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2023-111833
https://doi.org/10.1115/FPMC2023-111833
View Paper titled, Online Dynamic Model Correction for Hydraulic Manipulator Grasped Unknown Payload
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Topics: Dynamic models, Manipulators
Proceedings Papers

Adaptive Sliding Mode Control Based on the Immersion and Invariance Principle for the Accurate Spool Control of Proportional Servo Valve

Zhi Qiu, Junhui Zhang, Qi Su, Haibin Li, Bing Xu, Jiasheng Wang
Proc. ASME. FPMC2023, ASME/BATH 2023 Symposium on Fluid Power and Motion Control, V001T01A066, October 16–18, 2023
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2023-111998
https://doi.org/10.1115/FPMC2023-111998
View Paper titled, Adaptive Sliding Mode Control Based on the Immersion and Invariance Principle for the Accurate Spool Control of Proportional Servo Valve
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Topics: Flow (Dynamics), Pressure, Servomechanisms, Sliding mode control, Valves
Journal Articles

Reinforcement Effect Investigation of Geogrids in the Junction between New and Existing Subgrades in Highway Widening

Junhui Zhang, Xiangping Li, Le Ding, Yachong Xiao
Journal: Journal of Testing and Evaluation
Publisher: ASTM International
Article Type: Technical Papers
J. Test. Eval.. July 2022, 50(4): 1947–1961.
Paper No: JTE20210223
https://doi.org/10.1520/JTE20210223
Published Online: July 1, 2022
View Article titled, Reinforcement Effect Investigation of Geogrids in the Junction between New and Existing Subgrades in Highway Widening
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Proceedings Papers

The Effect of Slotted Hole on Minimum Oil Film Thickness of Piston in Radial Piston Hydraulic Motor

Xiaolong Zhang, Junhui Zhang, Bing Xu, Zhixian Yang, Qi Zhao, Hongjuan Zhang
Proc. ASME. FPMC2021, ASME/BATH 2021 Symposium on Fluid Power and Motion Control, V001T01A054, October 19–21, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2021-69937
https://doi.org/10.1115/FPMC2021-69937
View Paper titled, The Effect of Slotted Hole on Minimum Oil Film Thickness of Piston in Radial Piston Hydraulic Motor
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Topics: Film thickness, Hydraulic motors, Pistons, Rollers, Simulation
Proceedings Papers

Real-Time Flow Optimization of Hydraulic Manipulator with One Degree of Redundancy Considering Joint Limit Constraint

Linan Li, Min Cheng, Ruqi Ding, Junhui Zhang, Bing Xu
Proc. ASME. FPMC2021, ASME/BATH 2021 Symposium on Fluid Power and Motion Control, V001T01A056, October 19–21, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2021-70293
https://doi.org/10.1115/FPMC2021-70293
View Paper titled, Real-Time Flow Optimization of Hydraulic Manipulator with One Degree of Redundancy Considering Joint Limit Constraint
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Topics: Flow (Dynamics), Manipulators, Optimization, Redundancy (Engineering), Resolution (Optics)
Journal Articles

Theoretical and Simulation Investigations on Flow Ripple Reduction of Axial Piston Pumps Using Nonuniform Distribution of Pistons

Fei Lyu, Shaogan Ye, Junhui Zhang, Bing Xu, Weidi Huang, Haogong Xu, Xiaochen Huang
Journal: Journal of Dynamic Systems, Measurement, and Control
Publisher: ASME
Article Type: Research-Article
J. Dyn. Sys., Meas., Control. April 2021, 143(4): 041008.
Paper No: DS-20-1245
https://doi.org/10.1115/1.4048859
Published Online: November 18, 2020
View Article titled, Theoretical and Simulation Investigations on Flow Ripple Reduction of Axial Piston Pumps Using Nonuniform Distribution of Pistons
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Topics: Flow (Dynamics), Optimization, Pistons, Pumps
Journal Articles

Slug Formation Analysis of Liquid–Liquid Two-Phase Flow in T-Junction Microchannels

Jin-yuan Qian, Xiao-juan Li, Zan Wu, Zhi-jiang Jin, Junhui Zhang, Bengt Sunden
Journal: Journal of Thermal Science and Engineering Applications
Publisher: ASME
Article Type: Research-Article
J. Thermal Sci. Eng. Appl. October 2019, 11(5): 051017.
Paper No: TSEA-18-1347
https://doi.org/10.1115/1.4043385
Published Online: July 18, 2019
View Article titled, Slug Formation Analysis of Liquid–Liquid Two-Phase Flow in T-Junction Microchannels
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Topics: Microchannels, Slug flows, Two-phase flow, Junctions, Flow (Dynamics)
Journal Articles

A Review of High-Speed Electro-Hydrostatic Actuator Pumps in Aerospace Applications: Challenges and Solutions

Qun Chao, Junhui Zhang, Bing Xu, Hsinpu Huang, Min Pan
Journal: Journal of Mechanical Design
Publisher: ASME
Article Type: Review Articles
J. Mech. Des. May 2019, 141(5): 050801.
Paper No: MD-18-1413
https://doi.org/10.1115/1.4041582
Published Online: January 11, 2019
View Article titled, A Review of High-Speed Electro-Hydrostatic Actuator Pumps in Aerospace Applications: Challenges and Solutions
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Topics: Cavitation, Cylinders, Flow (Dynamics), Pressure, Pumps, Pistons, Heat, Actuators, Hydrostatics, Valves
Proceedings Papers

Experimental Verification of Slipper Spinning Motion in Axial Piston Pumps

Qun Chao, Junhui Zhang, Qiannan Wang, Bing Xu, Yuan Chen
Proc. ASME. FPMC2017, ASME/BATH 2017 Symposium on Fluid Power and Motion Control, V001T01A002, October 16–19, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2017-4206
https://doi.org/10.1115/FPMC2017-4206
View Paper titled, Experimental Verification of Slipper Spinning Motion in Axial Piston Pumps
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Topics: Pistons, Pumps, Spin (Aerodynamics), Design, Lubrication, Simulation models
Proceedings Papers

Cracking Analysis of Intermediate Pressure Inlet Diffuser in 1000MW Steam Turbine Units

Gang Chen, Junhui Zhang, Xingzhu Ye, Chunlei Ma
Proc. ASME. GT2017, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T29A003, June 26–30, 2017
Publisher: American Society of Mechanical Engineers
Paper No: GT2017-63224
https://doi.org/10.1115/GT2017-63224
View Paper titled, Cracking Analysis of Intermediate Pressure Inlet Diffuser in 1000MW Steam Turbine Units
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Topics: Cracking (Materials), Diffusers, Fracture (Process), Pressure, Steam turbines, Fracture (Materials), Exhaust systems, Design, Steam, Temperature
Journal Articles

Reflective Crack Propagation and Control in Asphalt Pavement Widening

Junhui Zhang, Liangliang Dai, Jianlong Zheng, Houxuan Wu
Journal: Journal of Testing and Evaluation
Publisher: ASTM International
Article Type: Research-Article
J. Test. Eval.. March 2016, 44(2): 838–846.
Paper No: JTE20150220
https://doi.org/10.1520/JTE20150220
Published Online: March 2, 2016
View Article titled, Reflective Crack Propagation and Control in Asphalt Pavement Widening
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Proceedings Papers

Lifetime Assessment of Steam Turbine Casing

Yifeng Hu, Puning Jiang, Xingzhu Ye, Gang Chen, Junhui Zhang, Zhenzhen Hao, Lei Xiao
Proc. ASME. GT2015, Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V008T26A032, June 15–19, 2015
Publisher: American Society of Mechanical Engineers
Paper No: GT2015-43495
https://doi.org/10.1115/GT2015-43495
View Paper titled, Lifetime Assessment of Steam Turbine Casing
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Topics: Steam turbines, Cycles, Finite element analysis, Stress, Fossil fuels, Power grids, Renewable energy
Proceedings Papers

Investigation Into the Effects of Index Angle on Fluidborne Noise and Structureborne Noise of a Tandem Axial Piston Pump

Shaogan Ye, Bing Xu, Junhui Zhang
Proc. ASME. FPNI2014, 8th FPNI Ph.D Symposium on Fluid Power, V001T01A002, June 11–13, 2014
Publisher: American Society of Mechanical Engineers
Paper No: FPNI2014-7815
https://doi.org/10.1115/FPNI2014-7815
View Paper titled, Investigation Into the Effects of Index Angle on Fluidborne Noise and Structureborne Noise of a Tandem Axial Piston Pump
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Topics: Noise (Sound), Pistons, Pumps, Finite element model, Aircraft, Compressibility, Excitation, Finite element analysis, Flow (Dynamics), Fluids
Proceedings Papers

Development of Steam Chest With Valve for Steam Extraction in Cogeneration

Zhenzhen Hao, Puning Jiang, Xingzhu Ye, Gang Chen, Yifeng Hu, Junhui Zhang
Proc. ASME. GT2014, Volume 1B: Marine; Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V01BT27A030, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-26080
https://doi.org/10.1115/GT2014-26080
View Paper titled, Development of Steam Chest With Valve for Steam Extraction in Cogeneration
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Topics: Combined heat and power, Steam, Valves, Pressure, Computational fluid dynamics, Disks, Flow (Dynamics), Aerodynamics, Fluid-dynamic forces, Particulate matter
Proceedings Papers

Stress Corrosion Cracking and Corrosion Fatigue Analysis of Nuclear Steam Turbine Rotor

Gang Chen, Puning Jiang, Xingzhu Ye, Junhui Zhang, Yifeng Hu, Zhenzhen Hao
Proc. ASME. GT2014, Volume 1B: Marine; Microturbines, Turbochargers and Small Turbomachines; Steam Turbines, V01BT27A016, June 16–20, 2014
Publisher: American Society of Mechanical Engineers
Paper No: GT2014-25583
https://doi.org/10.1115/GT2014-25583
View Paper titled, Stress Corrosion Cracking and Corrosion Fatigue Analysis of Nuclear Steam Turbine Rotor
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Topics: Corrosion, Fatigue analysis, Rotors, Steam turbines, Stress corrosion cracking, Disks, Keyseats, Fatigue, Compressive stress, Damage
Proceedings Papers

Comparative Study of Flange-to-Seal Contact Couplings With Bolt Relaxation Under Creep Condition

Jianfeng Mao, Junhui Zhang, Weizhe Wang
Proc. ASME. GTINDIA2013, ASME 2013 Gas Turbine India Conference, V001T05A002, December 5–6, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GTINDIA2013-3529
https://doi.org/10.1115/GTINDIA2013-3529
View Paper titled, Comparative Study of Flange-to-Seal Contact Couplings With Bolt Relaxation Under Creep Condition
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Topics: Couplings, Creep, Flanges, Relaxation (Physics), Steam turbines, Stress
Journal Articles

Comparative Study of Flange-to-Seal Contact Couplings With Bolt Relaxation Under Creep Condition

Jianfeng Mao, Weizhe Wang, Yingzheng Liu, Junhui Zhang
Journal: Journal of Engineering for Gas Turbines and Power
Publisher: ASME
Article Type: Research-Article
J. Eng. Gas Turbines Power. July 2014, 136(7): 072504.
Paper No: GTP-14-1013
https://doi.org/10.1115/1.4026656
Published Online: February 27, 2014
View Article titled, Comparative Study of Flange-to-Seal Contact Couplings With Bolt Relaxation Under Creep Condition
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Topics: Creep, Flanges, Relaxation (Physics), Stress, Sealing (Process), Couplings
Proceedings Papers

Creep-Fatigue Life Prediction of Stop and Regulating Valves on the Intermediate-Pressure Section of a 1000MW Steam Turbine

Jianfeng Mao, Junhui Zhang, Weizhe Wang, Yingzheng Liu
Proc. ASME. GT2013, Volume 7A: Structures and Dynamics, V07AT27A002, June 3–7, 2013
Publisher: American Society of Mechanical Engineers
Paper No: GT2013-94167
https://doi.org/10.1115/GT2013-94167
View Paper titled, Creep-Fatigue Life Prediction of Stop and Regulating Valves on the Intermediate-Pressure Section of a 1000MW Steam Turbine
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Topics: Creep, Fatigue, Pressure, Steam turbines, Valves, Damage, Finite element methods, Stress, Damage mechanics, Plasticity
Proceedings Papers

Multiaxial Creep-Fatigue Life Prediction on the Rotor of a 1000MW Supercritical Steam Turbine

Jianfeng Mao, Weizhe Wang, Yingzheng Liu, Junhui Zhang
Proc. ASME. GT2012, Volume 7: Structures and Dynamics, Parts A and B, 277-283, June 11–15, 2012
Publisher: American Society of Mechanical Engineers
Paper No: GT2012-69135
https://doi.org/10.1115/GT2012-69135
View Paper titled, Multiaxial Creep-Fatigue Life Prediction on the Rotor of a 1000MW Supercritical Steam Turbine
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Topics: Creep, Fatigue, Rotors, Steam turbines, Damage, High temperature, Damage mechanics, Stress