Volumes | Fluid Power Systems Technology | American Society of Mechanical Engineers Digital Collection

Topics: Brass (Metal) , Chemical reactions , Chemistry , Cylinders , Density , Design , Electrical engineering , Escalators , Flow (Dynamics) , Fluids

Condition Monitoring Based on Thermodynamic Efficiency Method for an Axial Piston Pump

Andrea Bedotti, Mirko Pastori, Antonio Lettini, Paolo Casoli

FPST 2018; V001T01A004doi:https://doi.org/10.1115/FPMC2018-8808

Abstract

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Topics: Condition monitoring , Pistons , Pumps , Flow (Dynamics) , Temperature , Flaw detection , Machinery , Maintenance , Reliability , Sensors

Addressing Valves With Pressure Ripple

Ryan J. Foss, Mengtang Li, Eric J. Barth, Kim A. Stelson, James D. Van de Ven

FPST 2018; V001T01A005doi:https://doi.org/10.1115/FPMC2018-8809

Abstract

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Topics: Pressure , Valves , Capacitors , Displacement , Electrical wires , Fluids , Hydraulic drive systems , Membranes , Resonance , Viscosity

Symmetric Single Rod Cylinders With Variable Piston Area? A Comprehensive Approach to the Right Solution

Giacomo Kolks, Jürgen Weber

FPST 2018; V001T01A006doi:https://doi.org/10.1115/FPMC2018-8810

Abstract

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Topics: Cylinders , Pistons , Displacement , Design , Pumps , Hydraulic cylinders , Motors , Stress , Actuators , Circuits

Direct Driven Pump Control of Hydraulic Cylinder for Rapid Vertical Position Control of Heavy Loads: Energy Efficiency Including Effects of Damping and Load Compensation

Heikki Kauranne, Teemu Koitto, Olof Calonius, Tatiana Minav, Matti Pietola

FPST 2018; V001T01A007doi:https://doi.org/10.1115/FPMC2018-8812

Abstract

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Topics: Damping , Energy efficiency , Hydraulic cylinders , Position control , Pumps , Stress , Actuators , Vibration , Circuits , Energy consumption

Determination of the Dynamic Characteristics of a Hydraulic Reservoir for its Air Release Efficiency Using Multiphase CFD Model

Rahelehsadat Mostafavi, Dominic Tiffin, Katharina Schmitz

FPST 2018; V001T01A008doi:https://doi.org/10.1115/FPMC2018-8813

Abstract

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Topics: Computational fluid dynamics , Reservoirs , Simulation , Flow (Dynamics) , Dynamics (Mechanics) , Hydraulic drive systems , Particulate matter , Stress

A Numerical Approach for the Evaluation of a Capillary Viscometer Experiment

Felix Fischer, Julian Bartz, Katharina Schmitz, Ludwig Brouwer, Hubert Schwarze

FPST 2018; V001T01A009doi:https://doi.org/10.1115/FPMC2018-8815

Abstract

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Topics: Algorithms , Blood , Calibration , Computational fluid dynamics , Cycles , Diesel injection pumps , Flow (Dynamics) , Fluids , Geometry , Laminar flow

The Torque on the Swashplate of Axial Piston Variable Displacement Pumps With Conical Cylinder Blocks

Yapeng Xu, Kai Guo, Jianfeng Li, Keyu Wang

FPST 2018; V001T01A010doi:https://doi.org/10.1115/FPMC2018-8822

Abstract

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Topics: Cylinders , Displacement , Pistons , Pumps , Torque , Stress , Pressure , Centrifugal force , Dynamics (Mechanics) , Inertia (Mechanics)

Dynamic Response of Pressure Compensated Variable Displacement Linkage Pump

Nathaniel J. Fulbright, James D. Van de Ven

FPST 2018; V001T01A011doi:https://doi.org/10.1115/FPMC2018-8825

Abstract

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Topics: Displacement , Dynamic response , Linkages , Pressure , Pumps , Valves , Dynamic models , Dynamics (Mechanics) , Simulation results , Degrees of freedom

Novel Integrated Control of Fluid-Borne Noise in Hydraulic Systems

Min Pan, Beichen Ding, Chenggang Yuan, Jun Zou, Huayong Yang

FPST 2018; V001T01A012doi:https://doi.org/10.1115/FPMC2018-8828

Abstract

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Topics: Fluids , Hydraulic drive systems , Noise (Sound) , Machinery , Algorithms , Computer simulation , Control equipment , Dynamics (Mechanics) , Feedforward control , Filters

A Review of Switched Inertance Hydraulic Converter Technology

Chenggang Yuan, Min Pan, Andrew Plummer

FPST 2018; V001T01A013doi:https://doi.org/10.1115/FPMC2018-8829

Abstract

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Topics: Actuators , Energy efficiency , Fluids , Hydraulic equipment , Hydraulics , Pumps , Valves

Low Speed Performance of Axial Piston Machines

Peter Achten, Jeroen Potma, Jasper Achten

FPST 2018; V001T01A014doi:https://doi.org/10.1115/FPMC2018-8832

Abstract

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Topics: Machinery , Pistons , Motors , Pumps , Friction , Hydrostatics , Torque , Actuators , Stress , Tribology

A Survey of Industrial Internet of Things in the Field of Fluid Power: Basic Concept and Requirements for Plug-and-Produce

Raphael Alt, Justus Malzahn, Hubertus Murrenhoff, Katharina Schmitz

FPST 2018; V001T01A015doi:https://doi.org/10.1115/FPMC2018-8833

Abstract

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Topics: Fluids , Internet of things , Manufacturing industry , Actuators , Computers , Cyber-physical systems , Cycles , Intelligent machines , Machinery , Manufacturing systems

Calculating the Mechanical and Volumetric Efficiencies for Check-Valve Type, Digital Displacement Pumps

Noah Manring, Christopher Williamson

FPST 2018; V001T01A016doi:https://doi.org/10.1115/FPMC2018-8834

Abstract

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Topics: Displacement , Pumps , Valves , Mechanical efficiency , Machinery , Accounting , Bulk modulus , Errors , Fluids , Hydrostatics

Predictive Robust Control Based on Higher-Order Sliding Mode for Passive Heave Compensator With Hydraulic Transformer

Huan Yu, Jianhua Wei, Jinhui Fang, Ge Sun, Hangjun Zhang

FPST 2018; V001T01A017doi:https://doi.org/10.1115/FPMC2018-8835

Abstract

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Topics: Algorithms , Control algorithms , Design , Flow (Dynamics) , Ocean engineering , Pressure , Reliability , Robust control , Seas , Simulation

Addressing Closed-Chain Dynamics for High-Precision Control of Hydraulic Cylinder Actuated Manipulators

Janne Koivumäki, Wen-Hong Zhu, Jouni Mattila

FPST 2018; V001T01A018doi:https://doi.org/10.1115/FPMC2018-8839

Abstract

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Topics: Chain , Dynamics (Mechanics) , Hydraulic cylinders , Manipulators , Approximation , Articulated systems , Cylinders , Modeling , Nonlinear dynamics , Stress

High Precision Energy Saving Motion Control of Hydraulic Cylinder Based on Integration of Valves and Pump

Litong Lyu, Zheng Chen, Bin Yao

FPST 2018; V001T01A019doi:https://doi.org/10.1115/FPMC2018-8840

Abstract

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Topics: Hydraulic cylinders , Motion control , Pumps , Valves , Energy conservation , Pressure , Actuators , Dynamic response , Energy consumption , Engineering simulation

Nonlinear Model-Based Controller Design for a Hydraulic Rack and Pinion Gear Actuator

Pauli Mustalahti, Jouni Mattila

FPST 2018; V001T01A020doi:https://doi.org/10.1115/FPMC2018-8841

Abstract

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Topics: Actuators , Control equipment , Design , Gears , Manipulators , Stress , Dynamics (Mechanics) , Friction , Inertia (Mechanics) , Rotation

Bilateral Teleoperation of a Hydraulic Robotic Manipulator in Contact With Physical and Virtual Constraints

Santeri Lampinen, Janne Koivumäki, Jouni Mattila

FPST 2018; V001T01A021doi:https://doi.org/10.1115/FPMC2018-8842

Abstract

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Topics: Manipulators , Dynamics (Mechanics) , Control equipment , Control theory , Degrees of freedom , Hydraulic drive systems , Vacuum

Floating Frame of Reference Formulation for a Flexible Manipulator With Hydraulic Actuation: Modelling and Experimental Validation

Petri Mäkinen, Oleg Dmitrochenko, Jouni Mattila

FPST 2018; V001T01A022doi:https://doi.org/10.1115/FPMC2018-8846

Abstract

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Topics: Flexible manipulators , Modeling , Manipulators , Dynamics (Mechanics) , Weight (Mass) , Actuators , Composite materials , Design , Engineering simulation , Fuels

A Neural Network Strategy for Learning of Nonlinearities Toward Feed-Forward Control of Pressure-Compensated Hydraulic Valves With a Significant Dead Zone

Jarmo Nurmi, Mohammad M. Aref, Jouni Mattila

FPST 2018; V001T01A023doi:https://doi.org/10.1115/FPMC2018-8847

Abstract

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Topics: Artificial neural networks , Feedforward control , Pressure , Valves , Manipulators , Actuators , Brain , Signals , Simulation results

Fuel Efficiency Optimization of a Baseline Wheel Loader and its Hydraulic Hybrid Variants Using Dynamic Programming

Mikko Heikkilä, Mikko Huova, Jyrki Tammisto, Matti Linjama, Jussi Tervonen

FPST 2018; V001T01A024doi:https://doi.org/10.1115/FPMC2018-8853

Abstract

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Topics: Dynamic programming , Fuel efficiency , Optimization , Wheels , Engines , Fuel consumption , Machinery , Actuators , Cycles , Diesel engines

System Approach in Noise Reduction in Fluid Power Units

W. Fiebig, J. Wrobel

FPST 2018; V001T01A025doi:https://doi.org/10.1115/FPMC2018-8855

Abstract

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Topics: Fluids , Noise control , Noise (Sound) , Emissions , Mechanical structures , Resonance , Testing

Transmission of Fluid Borne Noise in the Reservoir

W. Fiebig, J. Wrobel, P. Cependa

FPST 2018; V001T01A026doi:https://doi.org/10.1115/FPMC2018-8856

Abstract

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Topics: Fluids , Noise (Sound) , Reservoirs , Electric motors , Filters , Finite element methods , Finite element model , Hydraulic pumps , Pipes , Pumps

An Empirically Derived Pressure Compensation Control System for a Variable Displacement Vane Pump

Ryan P. Jenkins, Monika Ivantysynova

FPST 2018; V001T01A027doi:https://doi.org/10.1115/FPMC2018-8857

Abstract

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Topics: Control systems , Displacement , Pressure , Pumps , Valves , Solenoids , Circuits , Cooling , Design , Lubrication

Digital Hydraulic Winch Drives

Henrik B. Larsen, Magnus Kjelland, Anders Holland, Per N. Lindholdt

FPST 2018; V001T01A028doi:https://doi.org/10.1115/FPMC2018-8858

Abstract

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Topics: Cylinders , Displacement , Motors , Ocean engineering , Pressure , Simulation , Torque , Valves

Analytical Description of the Static and Dynamic Behaviour of a Pressure Relief Valve

Sven Osterland, Jürgen Weber

FPST 2018; V001T01A029doi:https://doi.org/10.1115/FPMC2018-8859

Abstract

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Topics: Relief valves , Flow (Dynamics) , Pressure , Robustness , Stability , Computer simulation , Damping , Design , Differential equations , Friction

The Hydraulic Infinite Linear Actuator Applied to Elevators in Mid-Rise Buildings

Magnus Landberg, Robert Braun, Magnus Sethson, Petter Krus

FPST 2018; V001T01A030doi:https://doi.org/10.1115/FPMC2018-8862

Abstract

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Topics: Actuators , Elevators , Structures , Pistons , Pressure , Valves , Control systems , Hydraulic cylinders , Stiffness , Cylinders

Closed Loop Position and Pre-Stress Control for a Morphing Aircraft Wing With Distributed Multi-Axis Pneumatic Actuation

Hongzhao Zhou, Andrew Plummer, David Cleaver

FPST 2018; V001T01A031doi:https://doi.org/10.1115/FPMC2018-8863

Abstract

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Topics: Aircraft , Stress , Wings , Adaptive structures , Shapes , Stiffness , Tensegrity structures , Actuators , Airfoils , Cables

A Novel Piezoelectric Double-Flapper Servovalve Pilot Stage: Operating Principle and Performance Prediction

Paolo Tamburrano, Riccardo Amirante, Elia Distaso, Andrew R. Plummer

FPST 2018; V001T01A032doi:https://doi.org/10.1115/FPMC2018-8864

Abstract

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Topics: Actuators , Bending (Stress) , Computer software , Control equipment , Displacement , Dynamic response , Engineering simulation , Flow (Dynamics) , Fluids , Orifices

Model-Based Control of a Digital Hydraulic Transformer-Based Hybrid Actuator

Matti Linjama

FPST 2018; V001T01A033doi:https://doi.org/10.1115/FPMC2018-8866

Abstract

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Topics: Actuators , Pumps , Flow (Dynamics) , Control equipment , Cylinders , Delays , Energy storage , Hydraulic accumulators , Hydraulic actuators , Machinery

A Robust Pressure Controller for a Variable Speed AC Motor Pump: Application to Aircraft Hydraulic Power Packages

Nils Trochelmann, Phillip Bischof Stump, Frank Thielecke, Dirk Metzler, Stefan Bassett

FPST 2018; V001T01A034doi:https://doi.org/10.1115/FPMC2018-8868

Abstract

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Topics: Aircraft , Engines , Motors , Pressure controllers , Pumps , Electromagnetic pulse , Control equipment , Design , Aerospace industry , Cascades (Fluid dynamics)

Fuel Efficiency Analysis of Selected Hydraulic Hybrids in a Wheel Loader Application

Mikko Huova, Jyrki Tammisto, Matti Linjama, Jussi Tervonen

FPST 2018; V001T01A035doi:https://doi.org/10.1115/FPMC2018-8869

Abstract

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Topics: Fuel efficiency , Wheels , Machinery , Stress , Cycles , Diesel engines , Fuel consumption , Hydraulics , Proportional valves , Sands

A Multi-Agent Evolution Algorithm Used for Input Shaping of a Repetitive Non-Linear Dynamic System

Niels C. Bender, Henrik C. Pedersen, Michael M. Bech, Torben O. Andersen

FPST 2018; V001T01A036doi:https://doi.org/10.1115/FPMC2018-8870

Abstract

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Topics: Evolutionary algorithms , Nonlinear dynamical systems , Algorithms , Design , Chaos , Control algorithms , Decision making , Displacement , Nonlinear systems , Shapes

Exploiting Valve Timing for Pneumatic Energy Savings

Damiano Padovani, Eric J. Barth

FPST 2018; V001T01A037doi:https://doi.org/10.1115/FPMC2018-8871

Abstract

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Topics: Valves , Actuators , Computer simulation , Dynamic models , Pneumatic systems , System architecture

Water Vapour Cavitation in Hydraulic Fluids

Filipp Kratschun, Tobias Mielke, Katharina Schmitz

FPST 2018; V001T01A038doi:https://doi.org/10.1115/FPMC2018-8872

Abstract

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Topics: Cavitation , Fluids , Water vapor , Hydraulic drive systems , Water , Cavitation erosion , Diffusion (Physics) , Pressure drop , Stiffness , System failures

Four Quadrant Hybrid Control Oriented Dynamical System Model of Digital Displacement^® Units

Niels H. Pedersen, Per Johansen, Torben O. Andersen

FPST 2018; V001T01A039doi:https://doi.org/10.1115/FPMC2018-8874

Abstract

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Topics: Displacement , Dynamic systems , Hybrid control , Pressure , Feedback , Machinery , Approximation , Discrete systems , Dynamics (Mechanics) , Fluids

A Hydraulic Piloting Concept of a Digital Cylinder Drive for Exoskeletons

Rudolf Scheidl, Simon Mittlböck

FPST 2018; V001T01A040doi:https://doi.org/10.1115/FPMC2018-8875

Abstract

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Topics: Cylinders , Exoskeleton devices , Valves , Pressure , Design , Flow (Dynamics) , Computer simulation , Feedback , Switches , Weight (Mass)

Multi-Objective Geometric Optimization of Elliptical-Toothed Gerotor Pumps for Kinematics and Wear by Genetic Algorithm

Andrew J. Robison, Andrea Vacca

FPST 2018; V001T01A041doi:https://doi.org/10.1115/FPMC2018-8876

Abstract

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Topics: Genetic algorithms , Kinematics , Optimization , Pumps , Wear , Design , Gears , Adhesives , Algorithms , Geometry

A General Approach to Low-Level Control of Heavy Complex Hybrid Hydromechanical Transmissions

L. Viktor Larsson, Petter Krus

FPST 2018; V001T01A042doi:https://doi.org/10.1115/FPMC2018-8877

Abstract

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Topics: Actuators , Control equipment , Displacement , Engineering simulation , Engines , Fluid mechanics , Hydrostatics , Pressure , Simulation , Stability

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

Travis Wiens, Jeremy ven der Buhs

FPST 2018; V001T01A043doi:https://doi.org/10.1115/FPMC2018-8881

Abstract

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Topics: Laminar flow , Transmission lines , Boundary-value problems , Delays , Energy dissipation , Flow (Dynamics) , Modeling , Transfer functions , Transients (Dynamics)

Analysis and Control of a Self-Contained Hydraulic Winch Drive

Lasse Schmidt, Henrik C. Pedersen, Viktor H. Donkov, Torben O. Andersen

FPST 2018; V001T01A044doi:https://doi.org/10.1115/FPMC2018-8889

Abstract

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Topics: Blades , Cranes , Design , Displacement , Drilling rigs , Dynamics (Mechanics) , Engines , Flow (Dynamics) , Flow control valves , Hydraulics

Hydraulic-Mechanic Damper Concept for Thruster Ice Impact Load Reduction

Lauri Siivonen, Jyrki Tammisto, Kalevi Huhtala, Olli Tiainen

FPST 2018; V001T01A045doi:https://doi.org/10.1115/FPMC2018-8890

Abstract

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Topics: Dampers , Ice , Stress , Damping , Hydraulic cylinders , Inertia (Mechanics) , Mechanical drives , Simulation models , Springs

Novel Fine Positioning Method for Hydraulic Drives Utilizing On/Off-Valves

Mikko Huova, Matti Linjama, Lauri Siivonen, Till Deubel, Heino Försterling, Edgar Stamm

FPST 2018; V001T01A046doi:https://doi.org/10.1115/FPMC2018-8891

Abstract

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Topics: Hydraulic drive systems , Valves , Cylinders , Fluids , Bulk modulus , Pistons , Compressibility , Design , Position control , Pulse width modulation

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

Matthew Green, Jill Macpherson, Niall Caldwell, W. H. S. Rampen

FPST 2018; V001T01A047doi:https://doi.org/10.1115/FPMC2018-8894

Abstract

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Topics: Displacement , Pumps , Trenching machinery , Fuels , Control systems , Testing , Design , Emissions , Energy dissipation , Engines

Foundation for Virtual Prototyping of Mechanical Power Management Functions in Actuators

Jean-Charles Mare, Silvio Akitani

FPST 2018; V001T01A048doi:https://doi.org/10.1115/FPMC2018-8895

Abstract

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Topics: Actuators , Brakes , Electromechanical actuators , Gears , Locks (Waterways) , Modeling , Motor drives , Reliability , Rotation , Safety

Direct Position Control of Electro-Hydraulic Excavator

Siavash Danaee, Jarmo Nurmi, Tatiana Minav, Jouni Mattila, Matti Pietola

FPST 2018; V001T01A049doi:https://doi.org/10.1115/FPMC2018-8896

Abstract

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Topics: Position control , Trenching machinery , Hydraulic drive systems , Hydraulics , Sensors , Cycles , Energy efficiency , Errors , Manufacturing , Simulation

Cyclostationary Analysis of Measured Pump Acoustic and Vibration Signals

Paul Kalbfleisch, Svenja Horn, Monika Ivantysynova

FPST 2018; V001T01A050doi:https://doi.org/10.1115/FPMC2018-8899

Abstract

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Topics: Acoustics , Pumps , Signals , Vibration , Signal processing , Machinery , Noise (Sound) , Combustion , Displacement , Electronic systems

High Fidelity Dynamic Modeling and Control of Power Regenerative Hydrostatic Wind Turbine Test Platform

Biswaranjan Mohanty, Kim A. Stelson

FPST 2018; V001T01A051doi:https://doi.org/10.1115/FPMC2018-8900

Abstract

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Topics: Dynamic modeling , Hydrostatics , Wind turbines , Rotors , Cycles , Dynamics (Mechanics) , Equations of motion , Failure , Generators , Maintenance

Modelling of the Lateral Lubricating Interfaces in External Gear Machines Considering the Effects of Cavitation

Divya Thiagarajan, Andrea Vacca

FPST 2018; V001T01A052doi:https://doi.org/10.1115/FPMC2018-8902

Abstract

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Topics: Cavitation , Gears , Machinery , Modeling , Algorithms , Fluid structure interaction , Pressure , Bubbles , Bushings , Dynamics (Mechanics)

Numerical Modeling of a Helical External Gear Pump With Continuous-Contact Gear Profile: A Comparison Between a Lumped-Parameter and a 3D CFD Approach of Simulation

Xinran Zhao, Andrea Vacca, Sujan Dhar

FPST 2018; V001T01A053doi:https://doi.org/10.1115/FPMC2018-8903

Abstract

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Topics: Computational fluid dynamics , Computer simulation , Gear pumps , Gears , Simulation , Fluids , Design , Flow (Dynamics) , Helical gears , Lumped parameter models

Development of Visualized Water Hydraulic Experiment System for Studying the Bubble Flow Pattern Inside Valve

Haihang Wang, He Xu, Zitong Zhao, Vishwanath Pooneeth, Liye Jiao

FPST 2018; V001T01A054doi:https://doi.org/10.1115/FPMC2018-8904

Abstract

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Topics: Bubbly flow , Valves , Water , Hydraulics , Algorithms , Bubbles , Cavitation , Design methodology , Erosion , Flow (Dynamics)

Analysis of Requirements for Valve Accuracy and Repeatability in High Efficiency Digital Displacement Motors

Sondre Nordås, Morten K. Ebbesen, Torben O. Andersen

FPST 2018; V001T01A055doi:https://doi.org/10.1115/FPMC2018-8908

Abstract

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Topics: Displacement , Motors , Valves , Machinery , Flow (Dynamics) , Pistons , Compressibility , Cylinders , Friction , High pressure (Physics)

Modeling and Design of a Series Hydraulic Hybrid Powertrain for Compact Wheel Loaders

Qunya Wen, Feng Wang, Bing Xu

FPST 2018; V001T01A056doi:https://doi.org/10.1115/FPMC2018-8912

Abstract

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Topics: Design , Modeling , Wheels , Engines , Vehicles , Construction equipment , Control equipment , Corporate average fuel economy , Cycles , Energy management

Modelling and Simulation of a Cartridge Pressure Amplifier

Barbara Zardin, Giovanni Cillo, Massimo Borghi, Peter Zavadinka, Juraj Hanusovsky

FPST 2018; V001T01A057doi:https://doi.org/10.1115/FPMC2018-8913

Abstract

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Topics: Modeling , Pressure , Simulation , Design , High pressure (Physics) , Hydraulic cylinders , Actuators , Cycles , Cylinders , Hydraulic drive systems

High-Fidelity Model of Electro-Hydraulic Actuators for Primary Flight Control Systems

Andrea De Martin, Andrea Dellacasa, Giovanni Jacazio, Massimo Sorli

FPST 2018; V001T01A058doi:https://doi.org/10.1115/FPMC2018-8917

Abstract

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Topics: Actuators , Control systems , Flight , Aircraft , Damping , Design , Energy consumption , Hydraulic actuators , Hydraulic drive systems , Monitoring systems

Effect of Driver and Work Cycle on Losses of a Loader

Seppo Tikkanen, Ville Ahola, Elias Koskela

FPST 2018; V001T01A059doi:https://doi.org/10.1115/FPMC2018-8919

Abstract

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Topics: Cycles , Machinery , Fuel consumption , Stress , Energy consumption , Energy efficiency , Forklifts , Gravel , Hydraulic drive systems , Machine design

Modeling and Experimental Study of a Novel Power Split Hydraulic Transmission

Haoxiang Zhang, Feng Wang, Bing Xu

FPST 2018; V001T01A060doi:https://doi.org/10.1115/FPMC2018-8921

Abstract

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Topics: Flow (Dynamics) , Friction , Heat , Internal friction , Modeling , Pressure , Pumps , Torque

Review of Early Work on Digital Displacement^® Hydrostatic Transmission Systems

Niall Caldwell

FPST 2018; V001T01A061doi:https://doi.org/10.1115/FPMC2018-8922

Abstract

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Topics: Displacement , Hydraulic drive systems , Pumps , Vehicles , Engines , Finite element analysis , Motors , Stress , Compressibility , Computer software

CFD Analysis of Compensator for Meter Out Sensing System

Pietro Marani, Cristian Ferrari, Massimo Milani

FPST 2018; V001T01A062doi:https://doi.org/10.1115/FPMC2018-8925

Abstract

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Topics: Computational fluid dynamics , Flow (Dynamics) , Stress , Pressure drop , Valves , Actuators , Cycles , Design , Engineering prototypes , Fluid dynamics

Modeling the Efficiency of External Gear Pumps Based on Similarity Considerations

C. Schänzle, N. Störmer, P. F. Pelz

FPST 2018; V001T01A063doi:https://doi.org/10.1115/FPMC2018-8928

Abstract

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Topics: Gear pumps , Modeling , Pumps , Displacement , Energy consumption , Flow (Dynamics) , Fluids , Viscosity , Pressure

Synthetic Esters and Dynamics of Pressure Compensated Proportional Directional Control Valves

J. H. Jakobsen, M. R. Hansen

FPST 2018; V001T01A064doi:https://doi.org/10.1115/FPMC2018-8933

Abstract

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Topics: Dynamics (Mechanics) , Ester , Pressure , Valves , Temperature , Frequency response , Proportional valves , Biodegradation , Density , Mineral oil