M. Aziz, D. Gayme, K. Johnson, J. Konx-Hayes, P. Y. Li, E. Loth, L. Pao, D. R. Sadoway, J. Smith and S. Smith, "A co-design framework for wind energy integrated with storage", Joule 6(9) 21 Sept, 2022, pp. 1995-2015. https://doi.org/10.1016/j.joule.2022.08.014
K. Low, D.R. Berg, and P.Y. Li, "A Novel 3D Ring-Based Flapper Valve for Soft Robotic Applications", Robotics 2022,11(1),2; Dec. 22, 2021. doi:10.3390/robotics11010002
J. Siefert and P. Y. Li, "Optimal Control of the Energy Saving Hybrid Hydraulic-Electric Architecture (HHEA) for Off-Highway Mobile Machines", IEEE Transactions on Control Systems, 2020. DOI: doi:10.1109/TCST.2021.3131435 [Accepted 11.2020]
X. Hu, C.-B. Jing and P.Y. Li, "Modeling and Experimental Testing of the Hondamatic Inline Hydro-mechanical Transmission (iHMT)". ASME Journal of Dynamical Systems, Measurement and Control. Published online Jan 1, 2020. doi:10.1115/1.446101
S.Y. Lee, P. Y. Li and F. Eskilsson, "Energetically Passive Multi Degree-of-Freedom Hydraulic Human Power Amplifier with Assistive Dynamics", IEEE Trans. on Control Systems, Vol. 28(4), pp. 1296-1308, July 2020. doi:10.1109/TCST.2019.2909724
H. Tian, P. Y. Li and J. D. Van de Ven, "Valve Timing Control for a Digital Displacement Hydraulic Motor using an Angle-Domain Repetitive Controller", ASME/IEEE Trans. on Mechatronics, Vol. 24(3), pp. 1306-1315, 2019. doi:10.1109/TMEVH.2019.2906447
Z. Du, K. L. Cheong and P. Y. Li, "Energy Management Strategy of a Power-split hydraulic hybrid vehicle based on Lagrange Multiplier and Its Modifications", Proc. of the IME, Part I: Journal of Systems and Control, 2018.
A. Srivatsa and P. Y. Li, "How moisture content affects the performance of a liquid piston air compressor/expander", J. of Energy Storage, 2018., pp.121-132.
J. Wieberdink, P. Y. Li, T. W. Simon and J. D. Van de Ven, "Effects of Porous Media Insert on the Efficiency and Power Density of a High Pressure (210 bar) Liquid Piston Air Compressor/Expander - An Experimental Study", Applied Energy (212), Feb 2018, pp. 1025-1037.
A. T. Rice, P. Y. Li and C. J. Sancken, "Optimal Efficiency-Power Tradeoff for an Air Compressor/Expander", ASME Journal of Dynamic Systems, Measurement and Control, Vol. 140(2), 021011 Oct 09, 2017.
Ouyang, X., Ding, S., Fan, B., Li, P. Y., & Yang, H. "Development of a novel compact hydraulic power unit for the exoskeleton robot". Mechatronics, 38, 68-75. DOI: 10.1016/j.mechatronics.2016.06.003 2016.
Z. Du, T. Cheng, P. Y. Li, K.L. Cheong and T. R. Chase, "Virtual Vehicle Control Concept for Hydrostatic Dynamometer Control," ASME Journal of Dynamic Systems, Measurement and Control, 139(2), [021009], doi: 10.1115/1.4034803. 2016.
P. Y. Li and M. Saadat, "An Approach to Reduce the Flow Requirement for a Liquid Piston Air Compressor/Expander in a Compressed Air Energy Storage (CAES) System," IET Renewable Power Generation. DOI: 10.1049/iet-rpg.2016.0055 2016.
P. Y. Li, "Prototype Angle Domain Repetitive Control - Affine Parameterization Approach", ASME Journal of Dynamic Systems, Measurement and Control. Vol. 137(12), #121009. (Oct. 01, 2015) doi:http://dx.doi.org/10.1115/1.4031577
B. Yan, J. Wieberdink, F. Shirazi, P. Y. Li, T. W. Simon and J. D. Van de Ven, "Experimental Study of Heat Transfer Enhancement in a Liquid Piston Compressor/Expander Using Porous Media Inserts", Applied Energy Vol.154, Sept 2015 pp. 40-50. DOI: http://dx.doi.org/10.1016/j.apenergy.2015.04.106
M. Saadat and P. Y. Li, "Modeling and Control of an Open Accumulator Compressed Air Energy Storage (CAES) System for Wind Turbines", Applied Energy. Vol. 137, pp. 603-616, Jan 2015. http://dx.doi.org/10.1016/j.apenergy.2014.09.085
C. Qin, E. Loth, P. Li, T. Simon, and J. D. Van de Ven, “Spray-cooling concept for Wind-Based Compressed Air Energy Storage”, Journal of Renewable and Sustainable Energy Vol.6 (2014) 043125. http://dx.doi.org/10.1063/1.4893434
C. Zhang, B. Yan, J. Wierberdink, P. Y. Li, J. D. Van de Ven, E. Loth and T. W. Simon, “Thermal analysis of a compressor for application to compressed air energy storage”, Applied Thermal Energy, Vol. 73:2, pp.1402-1411, Dec 2014. http://dx.doi.org/10.1016/j.applthermaleng.2014.08.014
P. Y. Li and M. Wang, "Natural Storage Function for Passivity-Based Trajectory Control of Hydraulic Actuators", ASME/IEEE Transactions on Mechatronics, V19 #3 pp 1057-1068, June, 2014. DOI: 10.1109/TMECH.2013.2266916
T. P. Sim and P. Y. Li, "Lattice based n-point Time-Sequential Sampling and Two-Stage Process Control for Maintaining Tone Consistency of Xerographic Processes”, IEEE Transactions on Control Systems Technology, Vol 21, Issue 6, pp. 2024-2037, 2013. [ DOI: 10.1109/TCST.2012.2237031 ].
D. J. Lee and P. Y. Li, “Passive Decomposition of Multiple Mechanical Systems under Coordination Requirements”, IEEE Transactions on Automatic Control, Vol. 58:1, pp.230-235, Jan 2013.
H. Tu, M. B. Rannow, M. Wang, P. Y. Li, and T. R. Chase, “Design, Modeling and Validation of a High-Speed Rotary PWM On/Off Valve for Use in Virtually Variable Displacement Pumps”, ASME Journal of Dynamics Systems, Measurement and Control, Vol. 134-6, #061002, Nov, 2012.
M. Rannow and P. Y. Li, “Soft Switching Approach to Reducing Transition Losses in an On/Off Hydraulic Valve", ASME Journal of Dynamic Systems, Measurement and Control, Vol. 134-6, #064501, Nov, 2012.
J. Van de Ven and P. Y. Li, "Liquid Piston Gas Compression", Applied Energy, Vol. 86, Issue 10, pp. 2183-2191, October, 2009.
J. Purjura, M.A. Siddiqui, Z. Liu, P. Bjegovic, S.S. Takagaki, P. Y. Li and S. Ramaswamy, "Method to Characterize the Air Flow and Water Removal Characteristics during Vacuum Dewatering, Part I - Experimental Method", Drying Technology, v26, n 3, p 334-340, 2008.
J. Purjura, M.A. Siddiqui, Z. Liu, P. Bjegovic, S.S. Takagaki, P. Y. Li and S. Ramaswamy, "Method to Characterize the Air Flow and Water Removal Characteristics during Vacuum Dewatering, Part II - Analysis and Characterization", Drying Technology, v26, n 3, p 341-348, 2008.
M. Rannow, H. Tu, P.Y. Li, T. R. Chase and Y. Li, “Software enabled variable displacement pumps – Modeling and Experiments”
K. Krishnaswamy and P. Y. Li, "Bond Graph Based Approach To Passive Teleoperation Of A Hydraulic Backhoe" ASME Journal of Dynamic Systems, Measurement and Control. Special Issue on Novel Robotics. Vol. 128, pp.176--185, March, 2006.
T. P. Sim, P. Y. Li and D. J. Lee, "Using Time-sequential sampling to stabilize the tone and color reproduction functions of a xerographic printing process", IEEE Transactions on Control Systems Technology. Vol 15, Issue 2, pp 349-357, 2007.
Q.-H. Yuan and P. Y. Li, "Robust Optimal Design of Unstable Valves", IEEE Transactions on Control Systems Technology. Vol. 15, No. 6, pp. 1065-1074, November, 2007
D. J. Lee and P. Y. Li, "Passive Decomposition Approach to Formation and Maneuver Control of Multiple Rigid-Bodies", ASME Journal of Dynamic Systems, Measurement and Control. Vol. 129, pp. 662-677, September, 2007.
Q.-H. Yuan and P. Y. Li, "Using Steady Flow Force for Unstable Valve Design: Modeling and Experiments", ASME Journal of Dynamic Systems, Measurement and Control. Vol 127, No. 3. pp. 451--462, 2005.
D. J. Lee and P. Y. Li, "Passive bilateral control and Tool Dynamics Rendering for Nonlinear Mechanical Teleoperators", IEEE Transactions on Robotics, Volume 21, Issue 5, pp. 936—951, Oct. 2005
Saber, E; Dianat, S; Mestha, L.K., and Li, P. Y., “DSP Utilization in digital color printing”, IEEE Signal Processing Magazine, Volume 22, No. 4, pp. 104—109, July 2005.
P. Y. Li and K. Krishnaswamy, "Passive Bilateral Teleoperation of a Hydraulic Actuator Using an Electrohydraulic Passive Valve", International Journal of Fluid Power, 13th Issue, pp. 43--56, August 2004.
P. Y. Li and R. F. Ngwompo, "Power Scaling Bondgraph Approach to the Passification of Mechatronic Systems - with Application to Electrohydraulic Valves", ASME Journal of Dynamic Systems, Measurement and Control, Vol. 127, No. 4., pp. 633-641, Dec. 2005,
S. Saimek and P. Y. Li, "Motion Planning and Control of a Swimming Machine", International Journal of Robotics Research Vol 23, Issue 1, pp. 27-54, January 2004
D. J. Lee and P. Y. Li, "Passive Bilateral Feedforward Control of Linear Dynamically Similar Teleoperated Manipulators", IEEE Transactions on Robotics and Automation, Vol. 19, No. 3, pp.443-456, June 2003.
P. Y. Li, P. Bjegovic and S. Ramaswamy, "Preemptive control of moisture content using surrogate measurements in paper manufacturing", Transactions of the Institute of Measurements and Control (UK) Vol Vol. 25, issue 1, pp. 36-56, 2003.
P. Y. Li, "Dynamic Redesign of a Flow Control Servo-valve using a Pressure Control Pilot", ASME Journal of Dynamic Systems, Measurement and Control. Vol. 124 No. 3, Sept 2002.
R. T. Anderson and P. Y. Li, "Mathematical Modeling of a Two-spool Flow Control Servovalve Using a Pressure Control Pilot", ASME Journal of Dynamic Systems, Measurement and Control Vol 124 No. 3, Sept 2002.
K. Krishnaswamy and P. Y. Li, "On using unstable hydraulic valves for control", ASME Journal of Dynamic Systems, Measurement and Control. Vol 124, No. 1, pp. 182-190, March, 2002.
P. Y. Li and A. Shrivastava, "Traffic flow stability induced by constant time headway policy for adaptive cruise control (ACC) vehicles", Transportation Research - Part C: Emerging Technologies. Vol 10 (3), Sept. 2002.
P. Y. Li and S. Dianat, "Robust Stabilization of Tone Reproduction Curves for the Xerographic Process" IEEE Transactions on Control Systems Technology. Vol. 9, No. 2, pp. 407-415, March 2001.
R. Horowitz, P. Y. Li and J. F. Shields, "Self-optimizing exercise machines", Annual Reviews in Control Vol. 24 pp. 201-213, 2000.
P. Y. Li, "Towards safe and human friendly hydraulics: the passive valve", ASME Journal of Dynamic Systems, Measurement and Control. Vol. 122, No. 3, pp. 402-409, Sept. 2000
L. Alvarez, P. Y. Li and R. Horowitz, "Traffic Flow Control in Automated Highway Systems," Control Engineering Practice. Vol. 7, No. 9, pp. 1071-1078, Sept. 1999
P. Y. Li and R. Horowitz, "Passive Velocity Field Control, Part 1: Geometry and Robustness", IEEE Transaction on Automatic Control. Vol. 46, No. 9, pp.1346-1359, Sept. 2001.
P. Y. Li and R. Horowitz, "Passive Velocity Field Control, Part 2: Application to contour following problems", IEEE Transaction on Automatic Control. Vol. 46, No. 9, pp.1360-1371, Sept. 2001.
P. Y. Li and R. Horowitz, "Control of Smart Exercise Machines. Part 1: Problem Formulation and Non-Adaptive Control" IEEE/ASME Transaction on Mechatronics. Special Issue on Human Friendly Mechatronics, Vol 2 No 4 pp 237-247, Dec 1997.
P. Y. Li and R. Horowitz, "Control of Smart Exercise Machines. Part 2: Self-Optimizing Control", IEEE/ASME Transaction on Mechatronics. Special Issue on Human Friendly Mechatronics, Vol 2 No 4 pp 248-258, Dec 1997.
P. Y. Li and R. Horowitz, "Passive Velocity Field Control of Mechanical Manipulators", IEEE Transaction on Robotics and Automation. Vol 15 No 4, pages 751-763, 1999
P. Y. Li, L. Alvarez, and R. Horowitz, "AVHS Safe Control Laws for Platoon Leaders", IEEE Transactions on Control Systems Technology, Vol.5 Number 6, pp.614-628, 1997.
P. Y. Li, R. Horowitz, L. Alvarez and A. M. Robertson, "An Automated Highway System Link Layer Controller for Traffic Flow Stabilization", Transportation Research, Part C (Emerging Technologies), Vol.5C No.1 pp11-37, 1997.
J. Frankel, L. Alvarez, R. Horowitz, and P. Y. Li, Safety Orient Maneuvers for IVHS Vehicle Systems Dynamics Vol 26, No4 pp271-299, Oct. 1996.
H. Kostyra, P. Y. Li, S. Endo and M. Tomizuka, Model Reference Adaptive Control of a Redundant Manipulator Performing a Complete Task Zeitschrift fur Angewandte Mathematik und Mechanik, Vol. 74 No.4, 1994.
P. Y. Li and Z. Ladin, "Mathematical Modeling of the Effect of Sole Elasticity Distribution on Pronation", Journal of Biomechanics, Vol 25 No. 5 pp 501-510, 1992.
P. Lum, D. J. Reinkensmeyer, S. L. Lehman, P. Y. Li and L. Stark, "Feedforward Stabilization in a Bimanual Unloading Task", Experimental Brain Research Vol 89, N1 pp172-180, 1992.