Education abounds at IFPE

Every three years, IFPE rolls into the Las Vegas Convention Center, and this year, the event will be more technical than ever. Co-located with CONEXPO-CON/AGG 2011, it will be held March 22-26, and showcases the newest innovations and expertise, with 400 exhibitors lined up currently.

This year’s event places greater emphasis on education, with 119 presentations in the National Conference on Fluid Power covering new technologies and methods related to improved analysis, design, manufacture and performance of fluid power components and systems for mobile and industrial markets. Sessions will be held Wednesday to Friday, March 23-25, in Level 2 of the South Hall.

Additional educational opportunities include college-level courses, Innovations Theater, and more than 30 presentations from the Center for Compact and Efficient Fluid Power. New this year are keynote presentations on Wednesday and Thursday.

Tickets are $75 and include admission to all NCFP presentations, keynote presentations, NCFP proceedings on CD, and Continuing Education Units.
Visit www.hydraulicspneumatics.com/ShowZone/ for a full exhibitor list and a more in-depth education description, including session numbers.

Wednesday, March 23
Keynote Address: Hydraulic Hybrids — 8 a.m.

Session 1 — 9:15 to 10:45 a.m.
Pumps & Motors: Digital Technology

• Analysis of Digital Pump/Motor Operating Strategies
• Optimal System Solutions Enabled by Digital Pumps
• Experimental Evaluation of Digital Pump/Motor Operating Strategies with a Single-Piston Pump/Motor

Hybrids: Architecture
• A Hydraulic Hybrid System Using Radial Piston P/M: Control and Efficiency
• Comparison between Hydraulic Hybrid and Electric Hybrid in Passenger Vehicles Using Advisor 2004
• Practical Considerations for Component Selection in Hydraulic Hybrid Vehicles

Pneumatics: New Frontiers
• A Pneumatically-Powered Ankle-Foot Orthosis
• Modeling and Simulation of a Pneumatically-Actuated Rescue Robot
• A Virtual-Cam Control Methodology for a Novel Free-Liquid-Piston Engine Compressor

Modeling & Simulation: Components
• Comparison of Techniques for Computing Annular Leakage Rates Due to Valve & Piston Wear & Viscosity Effects
• Design and Optimization of the Slipper-Swashplate Interface Using an Advanced Fluid Structure Interaction Model
• Optimization of Hydraulic Fluid Behavior in Logic Valves and Manifolds Using CFD

Session 2 — 11 a.m. to 12:30 p.m.
Pumps & Motors: Extended HST Capacity (Tier IV)

• Multi-Motor Transmissions – Increased Transmission Ratio to Support Advanced Control Systems
• Variable Hydrostatic Bent Axis Pump/Motors with 45° Technology to Improve Vehicle Performance and Efficiency
• Hydro-Mechanical Power Split Transmission (HMT) Superior Technology to Solve the Conflict: Tier IV vs. Machine Performance

Hybrids: System Management
• Instantaneous Consumption Minimization Strategy for a of Series Hydraulic Hybrid Vehicles
• Investigation of Power Management Strategies for a Multi-Actuator, Hydraulic Hybrid Excavator System
• Developing an Energy Management Strategy for a 4-Mode Hybrid Passenger Vehicle

Pneumatics: Systems
• Centralized Lubrication for Pneumatic Automation
• High Power Density Swivel Drives
• Pneumatic Battering Ram Dynamics

Modeling & Simulation: Systems
• Optimizing Servo Hydraulic Motion Systems Using Modeling and Simulation
• Solution of Wheel Loader Tilt Circuit Instability by SNAS Technology
• Linear Mathematical Models are used to Conduct Pre-development Feasibility Studies Regarding the Doubly-Compensated Hydrostatic Transmission

Session 3 — 1:15 to 2:45 p.m.
Pumps & Motors: Axial Piston Tribology

• Starting Friction in Hydraulic Motors
• Pressure Field and Surface Temperature Prediction for the Cylinder Block – Valve Plate Interface through a Novel Fluid Structure Interaction Model
• The Influence of Pressure and Thermal Deformation on the Piston/Cylinder Interface Film Thickness

Hybrids: Design and Evaluation
• Design and Experimental Results of a Bench Top Flywheel-Accumulator for Compact Energy Storage
• Comparison between Input Coupled and Output Coupled Power-Split Transmissions in Hybrid Vehicles
• Sizing and Optimal Operation of a Power Split Hydraulic Hybrid Drive Train

Pneumatics: Valves
• Pneumatic Valve with a Multilayered Bender Type Piezoelectric Actuator for Color Sorter
• Review of MEMS-Based Pneumatic Valves
• Pneumatic Valve Flow Rating – Development of the New Method for ISO 6358

Filters and Filtration
• Optimization of Filtration Concepts and Condition Monitoring Approaches with the Help of a Particle Simulation Environment
• Fluid Sampling Case Studies to determine if Sample Port is Acceptable
• Reducing Cost of Operation in Harsh Conditions with New Generation Filters

Session 4 — 2:45 to 4:00 p.m.
Hydraulic Cooling Fan Drives for Tier IV Engines

• Meeting Tier IV Cooling Challenges with Multiple Fan Systems
• Hydraulic Fan Motors for Tier IV Product Requirements
• Cooling the Cube

Hybrids: Accumulators – Energy Storage and Design
• Efficiency Improvement in Hydraulic Accumulators with Piston and Elastic Separators
• Optimal Accumulator Sizing for Mobile Applications
• Finite Element Analysis Modeling of a Hyperelastic Hydraulic Strain Energy Accumulator

Pneumatics: Standards
• ISO 4414 Pneumatic Fluid Power – General Rules and Safety Requirements for Systems and Their Components
• ISO Standards to Measure Pneumatic Reliability – A Status on the Development Process

Filtration & Contamination: Standards
• ISO 11500 – Accurate Particle Counting to Reduce Costs and Improve Reliability
• Guidelines for Selection and Application of Hydraulic Filters Using ISO Standards

Thursday, March 24
Keynote Address: Modeling and Optimization of Piston Pumps and Motors — 8 a.m.

Session 1 — 9:15 to 10:45 a.m.
New Frontiers in Hydraulics: Energy Conservation

• Thermo-Pneumo-Hydraulic Conversion: New Technology for Low-Grade Heat Utilization
• Hydraulic Power Transmission and Control for Wave Energy Converters
• Hydrostatic Transmission for Mid-Size Wind Turbines

Operator-Machine Interface: Modeling and Design
• Sharing Control can Increase Excavator Productivity
• Development of an Integrative Framework to Model Cognitive and Physical Human Performance in Fluid Power Systems,
• An Excavator Simulator for Determining the Principles of Operator Efficiency for Hydraulic Multi-DOF Systems

Controls: Design, Analysis, and Application
• Design Process of an Electrohydraulic Cylinder Position Feedback Control System
• Design of an Observer for a Hydraulic Servo System on the Example of the Self-Energizing Electro-Hydraulic Brake
• A Hydraulic Control Circuit with Dynamical Compensations

Valves: Digital (On/Off) Technology
• Design and Analysis of Pilot Operated High Speed On/Off Valves for Digital Pump/Motors
• Control of Hydraulic Actuators Based on a Self-Spinning Rotary On/Off Valve
• The Advantages and Feasibility of Externally Actuating a High-Speed Rotary On/Off Valve

Session 2 — 11 a.m. to 12:30 p.m.
New Frontiers in Hydraulics: Energy Conservation

• Modeling and Control of a Hydraulic Free Piston Engine with HCCI Combustion
• Identification Characteristic Parameters of Novel Seawater Hydraulic Axial Piston Pump
• Model Based Design of a Miniature Free-Piston Engine Compressor

Operator-Machine Interface: Modeling and Design
• Integration of Engine and Hydraulic Controls for Best Operation
• Development of a Multimodal Human Machine Interface Framework for Fluid Power Systems
• Biodynamic Feedthrough Compensation and Experimental Results Using a Backhoe

Controls: Design, Analysis, and Application
• Neural Network Controlled Flow-Coupled Hydraulic Transmission with Secondary Regulation Feeding Regenerative Potential
• Applying Wireless Technology to Electro Hydraulics: From Command and Control to Sensor Networks
• Control Terminology for Hydrostatic Transmissions

Valves: Application and Design Standards
• System Efficiency Impact of Choosing Alternative Load Independent Spool Valve Technologies
• ISO TR 17209 Cartridge Valves-Cavities with ISO 263 (UN and UNF) Threads
• Application of ISO and NFPA Standards When Designing a Directional Valve Stack

Session 3 — 1:15 to 2:45 p.m.
New Frontiers in Hydraulics: Motion Transfer

• Digital Hydraulic Transformer
• Servo Motors Meet Hydraulic Pumps – Changing the Technology of Hydraulic Power
• Modeling of Tiny Hydraulic Cylinders

Hybrids: Design and Evaluation (Tier IV)
• Design and Development of Intelligent Uninterrupted Hydraulic Hybrid Power Supply Module for Space Vehicles Using Neural Network Controlled Multiple Regenerated Power Storage Units
• Energy Storage Techniques for Off-Highway Tier IV Vehicles
• Hydrostatic Drive Hybrid – The Future of Transportation

Controls: Design, Analysis, and Application
• Improvement of Energy Efficiency of Mobile Working Machines
• A Study of Pump Control Systems for Smart Pumps
• 40% Fuel Savings by Displacement Control Leads to Lower Working Temperatures – A Simulation Study and Measurements

Valves: Modeling and Simulation
• Design of a 4-Way Phase-Shift High-Speed Hydraulic Valve for Switch-Mode Control
• Proportional Control Valve Design Based on Fluid Inertial Effect
• Comparison of Two Methods to Solve Pressures in Small Volumes in Real-Time Simulation of a Mobile Directional Control Valve

Session 4 — 2:45 to 4:00 p.m.
NVH: Systems and Components

• Passive Noise Control in Fluid Power
• Tooth Profile Optimization in External Gear Pumps

Hybrids: System Management
• Achieving Optimal Energy Use in a Hydraulic Hybrid Powertrain
• Model-Based Systems Engineering for Efficient Fluid Power
• Electric Hydraulic Hybrid Energy Recovery System for Light Vehicles

Standards: Influencing System Design
• ISO 4413 Hydraulic Systems Standard
• Practical Application of Functional Safety Design Processes to Meet New State-of-the-Art Safety Standards of New Vehicle/Machine Design
• Standards and NFPA’s Technology Roadmap

Valves: Modeling and Simulation
• DSS Method for a Fast Identification of the Static & Dynamic Responses of a Servo Valves
• Multidimensional Transient Numerical Approach to the Design of a Directional Control Valve
• Computer Modeling of a Pressure Relief Cartridge Valve

Friday, March 25

Session 1 — 8:30 to 10:00 a.m.
Seals: Design and Selection

• Where to Put Your Focus When Testing Seals and Bearings
• New PTFE-Based Material for Hydraulic Seal Applications
• Friction Optimization on Hydraulic Piston Seals

System Management for Efficiency (Tier IV)
• Improving Efficiency of Mobile Hydraulic Systems by Substitution of Individual Hydraulic Control Devices
• Reduce Vehicle Power Requirement with No Loss in Performance
• Efficient Power Utilization Using Proportional Hydraulic Speed Control for High Power Fans

Fluid Properties
• Service Life of Bio-Based Hydraulic Fluids in Construction Equipment and Their Storage Life
• Hydraulic Fluid Compatibility and Filterability
• A Status Report on Biobased Hydraulic Oils in the US

Materials: Analysis and Design Optimization
• Characterization of Sealing Materials with Improved Tribological Properties under Incomplete Lubrication
• Novel Low Friction, Machinable Metal Polymer Bearing for Lubricated Applications (In a Fluid Power System)
• Developments in Hydraulic Steel Components – Steel Optimization for Lightweight Constructions
• High-Performance, Fluid-Power Components Using Engineered Materials

Session 2 — 10:00 to 10:15 a.m.
Seals: Fluid Interface Modeling and Analysis
• Improved Performance for Hydraulic Seals from Thermoplastic Polyurethane
• Modeling of the Lubrication and Friction of Hydraulic Seals
• Simulation of Viscoelastic Effects in Reciprocating Hydraulic Rod Seals

System Management for Efficiency (Tier IV)
• The Use and Misuse of Energy in Fluid Power Systems
• Efficiency Impact on Operating Costs of Mobile Machines
• Energy Usage and Efficiency Analysis of a Large Excavator
• Energy Saving Efficiency Analysis on Hydraulic Secondary Regulated Inertia Load System

Fluids: Applications and Efficiency
• Impact of Hydromechanical and Volumetric Losses on Hydraulic Pump Efficiency
• Static Friction Characterization of Metallic Contacts with Hydraulic Fluids,
• New Directions in Elastohydrodynamic Lubrication Using Realistic Rheology
• Biodegradable Lubricants – Real World Performance
Fluid Power for Wind Energy Applications
• Presentations to be announced.

Session 3 — 12:30 to 1:30 p.m.
Diagnostics and Sensors
• Innovative Sensing Solutions for Fluid Power Applications Based on Potentiometric and Magnetostrictive Technology
• Optimizing Hydraulic Press/Injection Molding Machines

Hoses and Couplings (Green)
• New Improvements in Hose and Coupling Technology that Support Green Initiatives
• Corrosion Protection for Hydraulic Pressure Lines

College courses and free presentations new this year
New for IFPE 2011 are college-level courses, which will focus on lubrication, hydraulic hybrids, and noise, vibration and harshness for fluid power systems and hydraulic hybrids. Courses are a half-day each and are designed for practicing engineers. Upon completion of these courses, Continuing Education Units (CEUs) are available.

The IFPE 2011 Innovations Center will feature 15 sessions that are free for all registered IFPE and CONEXPO-CON/AGG attendees. Experts will present real-world solutions for current and future design applications. The sessions will run Tuesday through Friday during regular exhibit hall hours. Some of the sessions will cover fluids and lubricants, environmental lubricants in Industry, Tier IV, hydraulic hybrids, oil condition monitoring, diagnostics and maintenance, and more.

Our January issue will provide more details.