M915 - Palletized Loading System Demonstrator 11 June 2003 Mr. Jeffrey Kozierowski National...
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M915 - Palletized Loading System Demonstrator
11 June 200311 June 2003
Mr. Jeffrey Kozierowski Mr. Jeffrey Kozierowski NNational ational AAutomotive utomotive CCenterenter
TTank-ank-AAutomotive utomotive RResearch, esearch, DDevelopment &evelopment & EEngineering ngineering CCenterenter
M915 - Palletized Loading System Demonstrator
11 June 200311 June 2003
Mr. Jeffrey Kozierowski Mr. Jeffrey Kozierowski NNational ational AAutomotive utomotive CCenterenter
TTank-ank-AAutomotive utomotive RResearch, esearch, DDevelopment &evelopment & EEngineering ngineering CCenterenter
Committed to ExcellenceCommitted to Excellence
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Outline
•The 915 Family of Vehicles
•New Technologies
•Permo-Drive RDS
•Questions
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The 915 FOV
•Why this vehicle?
•6 mpg Cruising
•917 Dump Truck
•Stop and Go Drive Cycle
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New Technologies
• Electronic Braking System (EBS)
• Air Dryer
• LED Headlights/Taillights
• Steerable Rear Axles
• Exhaust Vibration Balancer
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EBS
• Uses electronics to control braking system
• Reduces number of components
• Detects brake wear
• Shortens stopping
distance
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Air Dryer
• Protects braking system from moisture and contamination
• Weighs 11 pounds
• Water absorption
• High reliability
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LED
• Low heat, High efficiency
• Vibration sensitivity
• Multi-Color capability
• Covert communication
• Used on ST II
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All Steer
• Improves maneuverability
• Automated, user operated
• Improves turning
radius by 30%
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Exhaust Vibration Balancer
• Balances vibration, torque and road shock
• Reduces fuel consumption
• Reduces failure
• Increases durability
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Operation
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Key Components
Axial Piston/Pump Regenerative Drive System
Accumulator(s)
Oil Reservoir
Piping/Plumbing
Electronics and Wiring
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200 400 600 800 1000 1200
Distance (Feet)
FMTV Deceleration Comparison:RDS vs Exhaust Brakes at GVM (33,686lbs)
Engine ResistanceExhaust BrakeRDS
Speed (MPH)35
30
25
20
15
10
5
0
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40
5 10 15 20 25
Time (Seconds)
FMTV: Dash Comparison at GVM (33,686lbs)
Engine OnlyRDS
Speed (MPH)
35
30
25
20
15
10
5
0
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Continuous Drive Shaft
OperatingPressure 5000psi
Digitally Controlled
Inline Design
Retrofitable
Class VI Regenerative Drive System
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Why Hydraulic?
High Power Density
High Energy Flow – Not Temperature or Chemically Limited
Efficient Charging & Discharging
Reliable Performance Over a Wide Range ofOperating & Climatic Conditions
Minimal Routine Maintenance
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Why Hydraulic?
Readily Available Spare Parts
Robust Components
Mature Technology
Hoses
Filters
Oil
Fittings
Excellent ROI
Retrofitable
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Braking Through the Barriers
IntroducingRegenerative Drive System
Class VI
IntroducingRegenerative Drive System
Class VI
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Braking Through the Barriers
Target Weight: 330lbs
Power: 340Hp
Torque: 995lb/ft
Size (L x W x H): 18” x 9½” x 12”
Prototype Availability: 4th Qtr 2003
Production Availability: 2nd Qtr 2005
Class VI Regenerative Drive SystemPERFORMANCE SPECIFICATIONS:
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Braking Through the Barriers
SummarySimple Design & Installation
Robust Performance
Available Technology
Better Fuel Economy
Reduced Maintenance
Lower Emissions
Substantial ROI
Retrofitable
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Braking Through the Barriers
Special Thanks to:Special Thanks to:National Automotive Center