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Proceedings Papers

Using a Novel Variable Displacement Linkage Motor to Save Fuel in a Compact Track Loader Drivetrain

Justinus K. Hartoyo, John A. F. Voth, Jonatan Pozo-Palacios, Grey Boyce-Erickson, Martin Herrera-Perez, Perry Y. Li, James D. Van de Ven
Proc. ASME. FPMC2023, ASME/BATH 2023 Symposium on Fluid Power and Motion Control, V001T01A046, October 16–18, 2023
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2023-111761
https://doi.org/10.1115/FPMC2023-111761
View Paper titled, Using a Novel Variable Displacement Linkage Motor to Save Fuel in a Compact Track Loader Drivetrain
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Topics: Displacement, Dynamic programming, Fuels, Hydrostatics, Linkages, Motors
Proceedings Papers

Human-in-the-Loop Motion Control of a Two-DOF Hydraulic Backhoe Powered by the Hybrid Hydraulic Electric Architecture (HHEA)

Arpan Chatterjee, Perry Y. Li
Proc. ASME. FPMC2023, ASME/BATH 2023 Symposium on Fluid Power and Motion Control, V001T01A052, October 16–18, 2023
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2023-111819
https://doi.org/10.1115/FPMC2023-111819
View Paper titled, Human-in-the-Loop Motion Control of a Two-DOF Hydraulic Backhoe Powered by the Hybrid Hydraulic Electric Architecture (HHEA)
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Topics: Motion control, Pressure, Rails, Off-road vehicles, Cycles, Degrees of freedom, Feedback, Machinery, Power density, User interfaces
Proceedings Papers

Electric and Hydraulic Propel Torque Modulation for a Compact Track Loader With the Hybrid Hydraulic Electric Architecture (HHEA)

Jackson Wills, Perry Y. Li
Proc. ASME. FPMC2023, ASME/BATH 2023 Symposium on Fluid Power and Motion Control, V001T01A067, October 16–18, 2023
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2023-112035
https://doi.org/10.1115/FPMC2023-112035
View Paper titled, Electric and Hydraulic Propel Torque Modulation for a Compact Track Loader With the Hybrid Hydraulic Electric Architecture (HHEA)
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Topics: Machinery, Pressure, Rails, Torque, Electric motors, Hydraulic motors, Circuits, Electrification, Motors, Actuators
Proceedings Papers

Incorporating a Rotatable Valve Cam to Improve the Efficiency of a Hydraulic Motor in an Inline Hydro-Mechanical Transmission (i-HMT)

Evan D. Sand, Perry Y. Li
Proc. ASME. FPMC2022, BATH/ASME 2022 Symposium on Fluid Power and Motion Control, V001T01A029, September 14–16, 2022
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2022-89553
https://doi.org/10.1115/FPMC2022-89553
View Paper titled, Incorporating a Rotatable Valve Cam to Improve the Efficiency of a Hydraulic Motor in an Inline Hydro-Mechanical Transmission (i-HMT)
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Topics: Hydraulic motors, Valves, Engines, Motors, Energy efficiency, Compressibility, Compression, Design, Displacement, Fluids
Proceedings Papers

Accumulator Sizing for the Hybrid Hydraulic Electric Architecture (HHEA) Using Dynamic Programming

Jackson Wills, Perry Y. Li
Proc. ASME. FPMC2022, BATH/ASME 2022 Symposium on Fluid Power and Motion Control, V001T01A043, September 14–16, 2022
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2022-90184
https://doi.org/10.1115/FPMC2022-90184
View Paper titled, Accumulator Sizing for the Hybrid Hydraulic Electric Architecture (HHEA) Using Dynamic Programming
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Topics: Dynamic programming, Machinery, Pressure, Rails, Secondary cells
Proceedings Papers

A Power Take-Off (PTO) for Wave Energy Converters Based on the Hybrid Hydraulic-Electric Architecture (HHEA)

Jackson Wills, Adam Keester, Perry Y. Li
Proc. ASME. FPMC2021, ASME/BATH 2021 Symposium on Fluid Power and Motion Control, V001T01A039, October 19–21, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2021-68871
https://doi.org/10.1115/FPMC2021-68871
View Paper titled, A Power Take-Off (PTO) for Wave Energy Converters Based on the Hybrid Hydraulic-Electric Architecture (HHEA)
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Topics: Actuators, Design, Electrical components, Generators, Manufacturing, Renewable energy sources, Secondary cells, Shorelines, Stress, Valves
Proceedings Papers

HIL Testbed and Motion Control Strategy for the Hybrid Hydraulic-Electric Architecture (HHEA)

Arpan Chatterjee, Perry Y. Li
Proc. ASME. FPMC2021, ASME/BATH 2021 Symposium on Fluid Power and Motion Control, V001T01A041, October 19–21, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2021-68888
https://doi.org/10.1115/FPMC2021-68888
View Paper titled, HIL Testbed and Motion Control Strategy for the Hybrid Hydraulic-Electric Architecture (HHEA)
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Topics: Motion control, Rails, Pressure, Control equipment, Machinery, Switches, Electric motors, System efficiency, Electrification, Hardware
Proceedings Papers

Improving the Efficiency of a Compact Inline Hydro-Mechanical Transmission (i-HMT) at Lock-Up

Johnathan (Hans) Barkei, Perry Y. Li
Proc. ASME. FPMC2021, ASME/BATH 2021 Symposium on Fluid Power and Motion Control, V001T01A036, October 19–21, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2021-68843
https://doi.org/10.1115/FPMC2021-68843
View Paper titled, Improving the Efficiency of a Compact Inline Hydro-Mechanical Transmission (i-HMT) at Lock-Up
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Topics: Locks (Waterways), Compressibility, Engineering simulation, Engines, Hydrostatics, Motors, Pumps, Simulation, Valves, Displacement
Proceedings Papers

Incorporating Valve Switching Losses Into a Static Optimal Control Algorithm for the Hybrid Hydraulic-Electric Architecture (HHEA)

Aditya Khandekar, Jackson Wills, Meng (Rachel) Wang, Perry Y. Li
Proc. ASME. FPMC2021, ASME/BATH 2021 Symposium on Fluid Power and Motion Control, V001T01A046, October 19–21, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2021-69045
https://doi.org/10.1115/FPMC2021-69045
View Paper titled, Incorporating Valve Switching Losses Into a Static Optimal Control Algorithm for the Hybrid Hydraulic-Electric Architecture (HHEA)
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Topics: Algorithms, Optimal control, Valves, Rails, Pressure, Energy consumption, Architecture, Dynamic programming, Dynamics (Mechanics), Electric motors
Proceedings Papers

Dynamic Redesign of a Flow Control Servo-Valve Using a Pressure Control Pilot

Perry Y. Li
Proc. ASME. IMECE2001, Dynamic Systems and Control, 499-506, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/DSC-24563
https://doi.org/10.1115/IMECE2001/DSC-24563
View Paper titled, Dynamic Redesign of a Flow Control Servo-Valve Using a Pressure Control Pilot
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Topics: Flow control, Pressure control, Servomechanisms, Valves, Design, Dynamics (Mechanics), Steady state
Proceedings Papers

Preemptive Control of Multiply Actuated Processes: Application to Moisture Content Control in Paper Manufacturing Using Surrogate Measurements

Perry Y. Li, Petar J. Bjegovic, Shri Ramaswamy
Proc. ASME. IMECE2001, Dynamic Systems and Control, 285-292, November 11–16, 2001
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2001/DSC-24535
https://doi.org/10.1115/IMECE2001/DSC-24535
View Paper titled, Preemptive Control of Multiply Actuated Processes: Application to Moisture Content Control in Paper Manufacturing Using Surrogate Measurements
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Topics: Manufacturing, Dewatering, Dryers, Robustness, Vacuum, Air flow, Control algorithms, Drying, Energy consumption, Feedback
Proceedings Papers

Bayesian Belief Network Modeling and Diagnosis of Xerographic Systems

Chunhui Zhong, Perry Y. Li
Proc. ASME. IMECE2000, Dynamic Systems and Control: Volume 1, 195-202, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-2302
https://doi.org/10.1115/IMECE2000-2302
View Paper titled, Bayesian Belief Network Modeling and Diagnosis of Xerographic Systems
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Topics: Modeling, Printing, Computer software, Entropy, Fault diagnosis, Physics, Statistical distributions
Proceedings Papers

Mathematical Modeling of a Two Spool Flow Control Servovalve Using a Pressure Control Pilot

Randy T. Anderson, Perry Y. Li
Proc. ASME. IMECE2000, Dynamic Systems and Control: Volume 1, 321-328, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-2318
https://doi.org/10.1115/IMECE2000-2318
View Paper titled, Mathematical Modeling of a Two Spool Flow Control Servovalve Using a Pressure Control Pilot
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Topics: Flow control, Modeling, Pressure control, Valves, Dynamic models, Feedback, Flow (Dynamics), Wire
Proceedings Papers

Passive Feedforward Approach to Bilateral Teleoperated Manipulators

Perry Y. Li, Dongjun Lee
Proc. ASME. IMECE2000, Dynamic Systems and Control: Volume 2, 1153-1160, November 5–10, 2000
Publisher: American Society of Mechanical Engineers
Paper No: IMECE2000-2425
https://doi.org/10.1115/IMECE2000-2425
View Paper titled, Passive Feedforward Approach to Bilateral Teleoperated Manipulators
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Topics: Feedforward control, Manipulators, Closed loop systems, Dynamics (Mechanics), Feedback, Internal energy (Physics), Kinematics, Storage
Proceedings Papers

Design and Analysis of a Four-Degree-of-Freedom Hybrid Spherical Scanning Apparatus

Chuanqi Chen, Perry Y. Li, Arthur G. Erdman
Proc. ASME. IDETC-CIE2000, Volume 7A: 26th Biennial Mechanisms and Robotics Conference, 689-694, September 10–13, 2000
Publisher: American Society of Mechanical Engineers
Paper No: DETC2000/MECH-14130
https://doi.org/10.1115/DETC2000/MECH-14130
View Paper titled, Design and Analysis of a Four-Degree-of-Freedom Hybrid Spherical Scanning Apparatus
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Topics: Design, Kinematics, Lasers, Linkages, Computation, Computer software, Cycles, Degrees of freedom, Design engineering, Dimensions
Proceedings Papers

Hydraulic Effort and the Efficiencies of Pump and Motors With Compressible Fluid

Perry Y. Li, Jonathan (Hans) Barkei
Proc. ASME. FPMC2020, BATH/ASME 2020 Symposium on Fluid Power and Motion Control, V001T01A051, September 9–11, 2020
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2020-2801
https://doi.org/10.1115/FPMC2020-2801
View Paper titled, Hydraulic Effort and the Efficiencies of Pump and Motors With Compressible Fluid
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Topics: Fluids, Motors, Pumps, Flow (Dynamics), Pressure, Valves, Bulk modulus, Energy efficiency, Pistons, Density
Proceedings Papers

Optimal Control and Energy-Saving Analysis of Common Pressure Rail Architectures: HHEA and STEAM

Jacob Siefert, Perry Y. Li
Proc. ASME. FPMC2020, BATH/ASME 2020 Symposium on Fluid Power and Motion Control, V001T01A050, September 9–11, 2020
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2020-2799
https://doi.org/10.1115/FPMC2020-2799
View Paper titled, Optimal Control and Energy-Saving Analysis of Common Pressure Rail Architectures: HHEA and STEAM
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Topics: Architecture, Optimal control, Pressure, Rails, Steam, Actuators, Algorithms, Cycles, Degrees of freedom, Energy consumption
Proceedings Papers

Automated Design and Analysis of a Variable Displacement Linkage Motor

Nathaniel J. Fulbright, Grey C. Boyce-Erickson, Thomas R. Chase, Perry Y. Li, James D. Van de Ven
Proc. ASME. FPMC2019, ASME/BATH 2019 Symposium on Fluid Power and Motion Control, V001T01A036, October 7–9, 2019
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2019-1677
https://doi.org/10.1115/FPMC2019-1677
View Paper titled, Automated Design and Analysis of a Variable Displacement Linkage Motor
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Topics: Design, Displacement, Linkages, Motors, Engines, Pistons, Torque, Packaging, Pumps, Engine design
Proceedings Papers

A Hybrid Hydraulic-Electric Architecture (HHEA) for High Power Off-Road Mobile Machines

Perry Y. Li, Jacob Siefert, David Bigelow
Proc. ASME. FPMC2019, ASME/BATH 2019 Symposium on Fluid Power and Motion Control, V001T01A011, October 7–9, 2019
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2019-1628
https://doi.org/10.1115/FPMC2019-1628
View Paper titled, A Hybrid Hydraulic-Electric Architecture (HHEA) for High Power Off-Road Mobile Machines
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Topics: Machinery, Roads, Torque, Actuators, Circuits, Electrical components, Electricity (Physics), Energy consumption, Hydraulics, Off-road vehicles
Proceedings Papers

Experimental Testing of a Variable Displacement Pump/Motor That Uses a Hydro-Mechanically Timed Digital Valving Mechanism to Achieve Partial-Stroke Piston Pressurization (PSPP)

Alissa Montzka, Nathan Epstein, Michael Rannow, Thomas R. Chase, Perry Y. Li
Proc. ASME. FPMC2019, ASME/BATH 2019 Symposium on Fluid Power and Motion Control, V001T01A047, October 7–9, 2019
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2019-1693
https://doi.org/10.1115/FPMC2019-1693
View Paper titled, Experimental Testing of a Variable Displacement Pump/Motor That Uses a Hydro-Mechanically Timed Digital Valving Mechanism to Achieve Partial-Stroke Piston Pressurization (PSPP)
Open the PDF for Experimental Testing of a Variable Displacement Pump/Motor That Uses a Hydro-Mechanically Timed Digital Valving Mechanism to Achieve Partial-Stroke Piston Pressurization (PSPP) in another window
Topics: Displacement, Engines, Motors, Pistons, Pumps, Testing, Valves, Engineering prototypes, Friction, High pressure (Physics)