Emerging Mobile Hydraulic Technologies for More Electric ...€¦ · Emerging Mobile Hydraulic...
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Emerging Mobile Hydraulic Technologies for More Electric Applications Dale Vanderlaan Technology Team Leader Motion Systems Group Systems Engineering • Drivers / Trends for More Electric • Areas of Fluid Power Innovation • Emerging Technologies – Systems – Electric / Hydraulic Power Transmission – Variable Speed Pumps
Transcript of Emerging Mobile Hydraulic Technologies for More Electric ...€¦ · Emerging Mobile Hydraulic...
Emerging Mobile Hydraulic Technologies
for More Electric Applications
Dale Vanderlaan
Technology Team Leader
Motion Systems Group
Systems Engineering
• Drivers / Trends for More Electric
• Areas of Fluid Power Innovation
• Emerging Technologies
– Systems
– Electric / Hydraulic Power Transmission
– Variable Speed Pumps
Market Drivers
• Safe and confident
operation
• Improve productivity
& efficiency
• Reduce energy /
emissions / GHG
• Simplify machine
design
• Reduce Total Cost of
Ownership
Speed
Coupled
Systems
Power
Coupled
Systems
Dynamic
Braking
Loss
Dynamic
Braking
Recovery
Machine
Focused
Operator
Work
Focused
Operator
Technology Trends
Large
Inefficient
Engine
Smaller
Efficient
Engine
More Electric
▪ Electric IVT
▪ Energy storage
▪ Power management
▪ Power on demand
▪ Adaptable controls
Areas of Fluid Power Innovation
?
Challenges
– Power Density
– Cost
Objectives
– Improved efficiency
– Brake energy recovery
– Adaptable controls
Emerging TechnologiesPower on Demand Systems
Electric / Hydraulic Power
Distribution Optimization
Hydraulic ElectricPower Distribution
Increasing Energy Efficiency / Complexity / Cost
Continuum of Solutions
• Strategy
• Minimum Change
• Fuel Savings
• Total Cost of Ownership …
• Productivity
• Safety
Goals
Emerging Technologies Electric Hydraulic Power Transmission
Electro Hydrostatic
Actuation
▪ Fixed displacement, variable speed
▪ Closed loop, hydrostatic
▪ Servo inverter & electric motor
▪ Mode select manifold
▪ Controller, machine interface
Emerging Technologies Electric Hydraulic Power Transmission
Electro Hydrostatic
Actuation
Application Test Data
Emerging Technologies Electric Hydraulic Power Transmission
Electro Hydrostatic
Actuation
Servo Motor Control & Valve Development
• Mode switch control
• Pressure transitioning
• Augmented cylinder speed control
Areas of Innovation
4 Q Control
Emerging TechnologiesVariable Speed Pumps
-200-150
-100-50
050
100150 -100
0
100
200
300
4000
5
10
15
20
25
Pump Pressure Difference (psi)
3D Plot of Flow vs Pressure Difference Operating Conditions with Largest Bin Removed
Flow Rate (litres/min)
# o
f In
sta
nces
Low Speed, High Pressure
• <100 rpm operation
• Hydro dynamic bearing conditions
• Wear interface design & materials
Pump Noise
• Variable speed, Bi directional
• Understanding sound quality
• Targeted timing optimization
Areas of Innovation
Pressure
Flow
Occurrence
High Speed Performance
• Motor size, Pump cc optimization
• Bi directional inlet optimization
• Inlet boost development
Thankyou
