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Journal Articles

An Insight Into Wax Precipitation, Deposition, and Prevention Stratagem of Gas-Condensate Flow in Wellbore Region

Yunfei Xu, Zhihua Wang, Jiajun Hong, Bo Zhou, Hui Pu
Journal: Journal of Energy Resources Technology
Article Type: Research Papers
J. Energy Resour. Technol. September 2023, 145(9): 093101.
Paper No: JERT-23-1056
DOI: https://doi.org/10.1115/1.4062084
Published Online: March 23, 2023
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Topics: Condensed matter, Pressure, Temperature, Crystals, Fluids, Precipitation
Proceedings Papers

Criticality Study of Spent Fuel Storage Rack of Ship-Based Small Modular Reactor

Yaoxin Ye, Jun Zhao, Yunfei Xu
Proc. ASME. ICONE29, Volume 4: SMRs, Advanced Reactors, and Fusion, V004T04A037, August 8–12, 2022
Paper No: ICONE29-93407
DOI: https://doi.org/10.1115/ICONE29-93407
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Topics: Ships, Small modular reactors, Spent fuel storage, Storage, Accidents, Boron, Deformation, Fuel storage, Fuels, Accounting
Journal Articles

An Experimental Study on Efficient Demulsification for Produced Emulsion in Alkaline/Surfactant/Polymer Flooding

Yang Song, Yunfei Xu, Zhihua Wang
Journal: Journal of Energy Resources Technology
Article Type: Research Papers
J. Energy Resour. Technol. September 2022, 144(9): 093001.
Paper No: JERT-21-1818
DOI: https://doi.org/10.1115/1.4053136
Published Online: February 4, 2022
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Topics: Crude oil, Drops, Electric fields, Emulsions, Floods, Temperature, Water, Separation (Technology), Tertiary petroleum recovery, Optimization
Proceedings Papers

The Role of Emulsified Water in the Wax Deposition Path of a Waxy Crude Oil Multiphase Transportation Pipeline

Xinyu Lin, Zhihua Wang, Qingshan Feng, Lei Zhang, Yunfei Xu
Proc. ASME. APPC2019, ASME 2019 Asia Pacific Pipeline Conference, V001T01A002, May 15–19, 2019
Paper No: APPC2019-7605
DOI: https://doi.org/10.1115/APPC2019-7605
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Topics: Crude oil, Drops, Multiphase flow, Pipelines, Transportation systems, Water
Proceedings Papers

Efficient Spatial Prediction Using Gaussian Markov Random Fields Under Uncertain Localization

Mahdi Jadaliha, Yunfei Xu, Jongeun Choi
Proc. ASME. DSCC2012-MOVIC2012, Volume 3: Renewable Energy Systems; Robotics; Robust Control; Single Track Vehicle Dynamics and Control; Stochastic Models, Control and Algorithms in Robotics; Structure Dynamics and Smart Structures; Surgical Robotics; Tire and Suspension Systems Modeling; Vehicle Dynamics and Control; Vibration and Energy; Vibration Control, 253-262, October 17–19, 2012
Paper No: DSCC2012-MOVIC2012-8596
DOI: https://doi.org/10.1115/DSCC2012-MOVIC2012-8596
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Topics: Algorithms, Approximation, Errors, Noise (Sound), Tradeoffs, Uncertainty
Proceedings Papers

Spatial Prediction With Mobile Sensor Networks Using Gaussian Process Regression Based on Gaussian Markov Random Fields

Yunfei Xu, Jongeun Choi
Proc. ASME. DSCC2011, ASME 2011 Dynamic Systems and Control Conference and Bath/ASME Symposium on Fluid Power and Motion Control, Volume 2, 173-180, October 31–November 2, 2011
Paper No: DSCC2011-6092
DOI: https://doi.org/10.1115/DSCC2011-6092
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Topics: Sensor networks, Algorithms, Statistics, Simulation results, Surveillance
Proceedings Papers

Optimal Coordination of Mobile Sensor Networks Using Gaussian Processes

Yunfei Xu, Jongeun Choi
Proc. ASME. DSCC2009, ASME 2009 Dynamic Systems and Control Conference, Volume 2, 435-442, October 12–14, 2009
Paper No: DSCC2009-2677
DOI: https://doi.org/10.1115/DSCC2009-2677
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Topics: Sensor networks, Errors, Navigation, Simulation results, Tradeoffs
Proceedings Papers

Optimal Neuromuscular Control of Spine Systems

Yunfei Xu, Jongeun Choi, N. Peter Reeves, Jacek Cholewicki
Proc. ASME. DSCC2009, ASME 2009 Dynamic Systems and Control Conference, Volume 1, 689-696, October 12–14, 2009
Paper No: DSCC2009-2575
DOI: https://doi.org/10.1115/DSCC2009-2575
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Topics: Closed loop systems, Control systems, Control theory, Delays, Design, Feedback, Robustness
Journal Articles

Optimal Control of the Spine System

Yunfei Xu, Jongeun Choi, N. Peter Reeves, Jacek Cholewicki
Journal: Journal of Biomechanical Engineering
Article Type: Research Papers
J Biomech Eng. May 2010, 132(5): 051004.
DOI: https://doi.org/10.1115/1.4000955
Published Online: March 25, 2010
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Topics: Closed loop systems, Control equipment, Control systems, Delays, Feedback, Muscle, Optimal control, Robustness, Design