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Proceedings Papers

Experimental Validation of Subsystem Models for a Novel Variable Displacement Hydraulic Motor

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Jacob Larson, Jonatan Pozo-Palacios, Grey Boyce-Erickson, Nathaniel Fulbright, Jaichen Dai, John Voth, Ninaad Gajghate, Jordan Saikia, Paul Michael, Thomas Chase, James Van de Ven
Proc. ASME. FPMC2021, ASME/BATH 2021 Symposium on Fluid Power and Motion Control, V001T01A014, October 19–21, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2021-68604
https://doi.org/10.1115/FPMC2021-68604
View Paper titled, Experimental Validation of Subsystem Models for a Novel Variable Displacement Hydraulic Motor
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Topics: Displacement, Hydraulic motors, Engines, Motors, Design, Torque, Cylinders, Engineering prototypes, Bearings, Energy dissipation
Proceedings Papers

Commutation Loss in Hydrostatic Pumps and Motors

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Robin Mommers, Peter Achten, Jasper Achten, Jeroen Potma
Proc. ASME. FPMC2021, ASME/BATH 2021 Symposium on Fluid Power and Motion Control, V001T01A009, October 19–21, 2021
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2021-68277
https://doi.org/10.1115/FPMC2021-68277
View Paper titled, Commutation Loss in Hydrostatic Pumps and Motors
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Topics: Hydrostatics, Motors, Pumps, Energy dissipation, Pressure, Gates (Closures), Machinery, Compression, Cooling, Diesel
Proceedings Papers

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

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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

Analogy Between Hydraulic Transformers and Variable-Speed Pumps

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Lasse Schmidt, Søren Ketelsen, Robin Mommers, Peter Achten
Proc. ASME. FPMC2020, BATH/ASME 2020 Symposium on Fluid Power and Motion Control, V001T01A007, September 9–11, 2020
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2020-2719
https://doi.org/10.1115/FPMC2020-2719
View Paper titled, Analogy Between Hydraulic Transformers and Variable-Speed Pumps
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Topics: Pumps, Dynamics (Mechanics), Actuators, Pressure, Stress, Capacitors, Cylinders, Energy dissipation, Energy recovery, Energy storage
Proceedings Papers

Valve Timing and Area Profile Selection for Hydraulic Pumps and Motors

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Grey C. Boyce-Erickson, Thomas R. Chase, James D. Van de Ven
Proc. ASME. FPMC2020, BATH/ASME 2020 Symposium on Fluid Power and Motion Control, V001T01A042, September 9–11, 2020
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2020-2779
https://doi.org/10.1115/FPMC2020-2779
View Paper titled, Valve Timing and Area Profile Selection for Hydraulic Pumps and Motors
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Topics: Hydraulic pumps, Motors, Valves, Pressure, Cylinders, Pumps, Geometry, Pistons, Rotation, Architecture
Proceedings Papers

Analysis of Power Distribution in the Hydraulic Remote System of Agricultural Tractors Through Modelling and Simulations

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Xin Tian, Josias Cruz Gomez, Andrea Vacca, Stefano Fiorati, Francesco Pintore
Proc. ASME. FPMC2019, ASME/BATH 2019 Symposium on Fluid Power and Motion Control, V001T01A042, October 7–9, 2019
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2019-1686
https://doi.org/10.1115/FPMC2019-1686
View Paper titled, Analysis of Power Distribution in the Hydraulic Remote System of Agricultural Tractors Through Modelling and Simulations
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Topics: Energy dissipation, Modeling, Simulation, Stress, Circuits, Computer software, Energy efficiency, Flow (Dynamics), Fluids, Fuel consumption
Proceedings Papers

An Improved Transmission Line Model for Dynamic Laminar Flow Through Tapered Tubes

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Travis Wiens, Jeremy ven der Buhs
Proc. ASME. FPMC2018, BATH/ASME 2018 Symposium on Fluid Power and Motion Control, V001T01A043, September 12–14, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2018-8881
https://doi.org/10.1115/FPMC2018-8881
View Paper titled, An Improved Transmission Line Model for Dynamic Laminar Flow Through Tapered Tubes
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Topics: Laminar flow, Transmission lines, Boundary-value problems, Delays, Energy dissipation, Flow (Dynamics), Modeling, Transfer functions, Transients (Dynamics)
Proceedings Papers

DEXTER: The Application of a Digital Displacement ® Pump to a 16 Tonne Excavator

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Matthew Green, Jill Macpherson, Niall Caldwell, W. H. S. Rampen
Proc. ASME. FPMC2018, BATH/ASME 2018 Symposium on Fluid Power and Motion Control, V001T01A047, September 12–14, 2018
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2018-8894
https://doi.org/10.1115/FPMC2018-8894
View Paper titled, DEXTER: The Application of a Digital Displacement ® Pump to a 16 Tonne Excavator
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Topics: Displacement, Pumps, Trenching machinery, Fuels, Control systems, Testing, Design, Emissions, Energy dissipation, Engines
Proceedings Papers

Investigation of a Real-Time Pressure Based Valve Timing Correction Algorithm

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Farid Breidi, Jordan Garrity, John Lumkes, Jr.
Proc. ASME. FPMC2017, ASME/BATH 2017 Symposium on Fluid Power and Motion Control, V001T01A070, October 16–19, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2017-4342
https://doi.org/10.1115/FPMC2017-4342
View Paper titled, Investigation of a Real-Time Pressure Based Valve Timing Correction Algorithm
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Topics: Algorithms, Pressure, Valves, Delays, Pumps, Displacement, Errors, Flow (Dynamics), Motors, Hydraulics
Proceedings Papers

Dynamic Model of a Novel Alternating Flow (AF) Hydraulic Pump

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Mengtang M. Li, Ryan Foss, Kim A. Stelson, James D. Van de Ven, Eric J. Barth
Proc. ASME. FPMC2017, ASME/BATH 2017 Symposium on Fluid Power and Motion Control, V001T01A020, October 16–19, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2017-4241
https://doi.org/10.1115/FPMC2017-4241
View Paper titled, Dynamic Model of a Novel Alternating Flow (AF) Hydraulic Pump
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Topics: Dynamic models, Flow (Dynamics), Hydraulic pumps, Displacement, Pumps, Cylinders, Dynamics (Mechanics), Actuators, Bulk modulus, Control systems
Proceedings Papers

Design of a Velocity Control System Using an Inlet Metered Pump

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Hasan H. Ali, Roger C. Fales, Noah D. Manring
Proc. ASME. FPMC2017, ASME/BATH 2017 Symposium on Fluid Power and Motion Control, V001T01A055, October 16–19, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2017-4310
https://doi.org/10.1115/FPMC2017-4310
View Paper titled, Design of a Velocity Control System Using an Inlet Metered Pump
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Topics: Control systems, Design, Pumps, Hydraulic cylinders, Valves, Fluid dynamics, Control equipment, Cylinders, Displacement, Dynamics (Mechanics)
Proceedings Papers

A Path Toward Effective Piston/Cylinder Interface Scaling Approach

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L. Shang, M. Ivantysynova
Proc. ASME. FPMC2017, ASME/BATH 2017 Symposium on Fluid Power and Motion Control, V001T01A072, October 16–19, 2017
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2017-4345
https://doi.org/10.1115/FPMC2017-4345
View Paper titled, A Path Toward Effective Piston/Cylinder Interface Scaling Approach
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Topics: Cylinders, Pistons, Design, Fluids, Heat transfer, Simulation, Deformation, Displacement, Energy dissipation, Fluid films
Proceedings Papers

Reducing Fatigue Loading due to Pressure Shift in Discrete Fluid Power Force Systems

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Anders Hedegaard Hansen, Henrik C. Pedersen
Proc. ASME. FPNI2016, 9th FPNI Ph.D. Symposium on Fluid Power, V001T01A002, October 26–28, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FPNI2016-1506
https://doi.org/10.1115/FPNI2016-1506
View Paper titled, Reducing Fatigue Loading due to Pressure Shift in Discrete Fluid Power Force Systems
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Topics: Fatigue, Fluids, Pressure, Cylinders, Valves, Manifolds, Oscillations, Flow (Dynamics), Energy dissipation, Laplace transforms
Proceedings Papers

Analysis of the Thermo-Viscous Effect on Friction and Energy Dissipation in Oil Lubricated Interfaces

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Per Johansen, Daniel B. Roemer, Torben O. Andersen, Henrik C. Pedersen
Proc. ASME. FPNI2016, 9th FPNI Ph.D. Symposium on Fluid Power, V001T01A034, October 26–28, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FPNI2016-1554
https://doi.org/10.1115/FPNI2016-1554
View Paper titled, Analysis of the Thermo-Viscous Effect on Friction and Energy Dissipation in Oil Lubricated Interfaces
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Topics: Energy dissipation, Friction, Fluids, Tribology, Computer simulation, Lubrication, Approximation, Design, Film thickness, Lubricants
Proceedings Papers

An Investigation of Design Parameters Influencing the Fluid Film Behavior in Scaled Cylinder Block/Valve Plate Interface

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L. Shang, M. Ivantysynova
Proc. ASME. FPNI2016, 9th FPNI Ph.D. Symposium on Fluid Power, V001T01A027, October 26–28, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FPNI2016-1540
https://doi.org/10.1115/FPNI2016-1540
View Paper titled, An Investigation of Design Parameters Influencing the Fluid Film Behavior in Scaled Cylinder Block/Valve Plate Interface
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Topics: Cylinders, Design, Fluid films, Valves, Torque, Deformation, Displacement, Energy dissipation, Pistons, Engines
Proceedings Papers

Investigation of Thermal Effects in Direct Driven Hydraulic System for Off-Road Machinery

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Niko Karlén, Tatiana Minav, Matti Pietola
Proc. ASME. FPNI2016, 9th FPNI Ph.D. Symposium on Fluid Power, V001T01A008, October 26–28, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FPNI2016-1512
https://doi.org/10.1115/FPNI2016-1512
View Paper titled, Investigation of Thermal Effects in Direct Driven Hydraulic System for Off-Road Machinery
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Topics: Hydraulic drive systems, Machinery, Roads, Temperature effects, Temperature, Energy dissipation, Energy efficiency, Fluids, Actuators, Cranes
Proceedings Papers

Potential Energy Recovery System of Hydraulic Hybrid Excavator

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Pengyu Zhao, Yinglong Chen, Hua Zhou
Proc. ASME. FPMC2016, BATH/ASME 2016 Symposium on Fluid Power and Motion Control, V001T01A007, September 7–9, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2016-1713
https://doi.org/10.1115/FPMC2016-1713
View Paper titled, Potential Energy Recovery System of Hydraulic Hybrid Excavator
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Topics: Potential energy, Trenching machinery, Pistons, Pumps, Secondary cells, Stress, Cylinders, Engines, Dynamic response, Energy dissipation
Proceedings Papers

Multi-Level Pressure Switching Control and Energy Saving for Displacement Servo Control System

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Jing Yao, Xiaoming Cao, Pei Wang, Xiangdong Kong
Proc. ASME. FPMC2016, BATH/ASME 2016 Symposium on Fluid Power and Motion Control, V001T01A010, September 7–9, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2016-1721
https://doi.org/10.1115/FPMC2016-1721
View Paper titled, Multi-Level Pressure Switching Control and Energy Saving for Displacement Servo Control System
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Topics: Displacement, Pressure, Servomechanisms, Control systems, Energy dissipation, Hybrid control, Jitter, Pumps, Rails, Valves
Proceedings Papers

Soft Switching in Switched Inertance Hydraulic Circuits

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Alexander C. Yudell, James D. Van de Ven
Proc. ASME. FPMC2016, BATH/ASME 2016 Symposium on Fluid Power and Motion Control, V001T01A040, September 7–9, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2016-1779
https://doi.org/10.1115/FPMC2016-1779
View Paper titled, Soft Switching in Switched Inertance Hydraulic Circuits
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Topics: Circuits, Electronics, Energy dissipation, Flow (Dynamics), Hydraulic circuits, Hydraulic drive systems, Lumped parameter models, Pressure, Stress, Valves
Proceedings Papers

Methodical Loss Reduction in Load Sensing Systems Based on Measurements

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Arnold Hießl, Rudolf Scheidl
Proc. ASME. FPMC2016, BATH/ASME 2016 Symposium on Fluid Power and Motion Control, V001T01A035, September 7–9, 2016
Publisher: American Society of Mechanical Engineers
Paper No: FPMC2016-1771
https://doi.org/10.1115/FPMC2016-1771
View Paper titled, Methodical Loss Reduction in Load Sensing Systems Based on Measurements
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Topics: Stress, Actuators, Pumps, Energy dissipation, Machinery, Trenching machinery, Circuits, Cylinders, Displacement, Emissions