Download - Session 12 Tony Sandberg
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The importance of maps for heavy trucks
Tony Sandberg Lic. Eng., M.Sc. M.E.
Senior manager Advanced Engineering, Electrical Systems,
Scania CV AB
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2012-01-11Tony Sandberg
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Fleet Owner Perspective
Annual Fuel Cost: 80 000 €/Truck
Life cycle cost over a 4 year period for an HDV in Europe.
[Schittler, 2003]
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Sources to energy losses
2012-01-11
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Scania Active Prediction
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Optimal driving5
2012-01-11Tony Sandberg
Accelerate to enter at higher speed
Roll to accelerate
Lift off accelerator
Cruise control system that uses GPS to read the position of the vehicle and predict the topography of the road ahead
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Topographical road data
2012
Pending
Scania Communicator
2012-01-11
E-horizon
GPS
EMS
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Favourable roads
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Fuel efficient navigation- Prestudy
State-of-the-art Data – what exists, what is
needed Route Planning and
Optimisation Business Models
Scania
Trafikverket
Navigation Technologies Sweden AB (NAVTEQ)
VTI
Triona
Michael L Sena Consulting AB
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Route Optimization
ECO-routing today is very simplified Very little research available on
route optimization and navigation for trucks
Could be improved by already available road data
Truck navigation requires more processing and storage capacity than most current navigation systems.
No combination of route optimization and advanced driver assistance systems (ADAS) found
a b
dc
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Business Models
No companies have a clearly stated strategy to deliver energy-efficient products to the truck market
The major inhibiting factors are the relatively small number of trucks compared to cars
The cost for wireless communication is still a major barrier for extensive use of real time data
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Reduce air drag by slip streaming
2012-01-11Tony Sandberg
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Air Drag Reduction
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T2 PHighPLow LeadT3
Re
du
ctio
n [
%]
Relative distance, in platoon [m]
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Technologies to form platoons
Safe distance
Fuel reduction (CO2)
Manual 3 s 1%
Radar 2 s 5%
Radar + V2V communication
0,6 s 10%
2012-01-11
Technology increases safety and reduces emissions
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SVT Rapport 2011-10-25
2012-01-11
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Platooning in a Green corridor
The E4 as test site Södertälje –
Helsingborg when 4 lanes
20 trucks in project Platoons of 4 80 km/h Transportstyrelsen
2012-01-11
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Research questions within test site
Evaluate new safety concept, Game theory
Fuel consumption Driver acceptance Acceptance by other
traffic
2012-01-11
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Expected Results
• Fuel savings of 10%
• Reduction of CO2 with 130 tones / year• (20 trucks, 160 000 km/year)
2012-01-11Tony Sandberg
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Map as key technology
Local Dynamic
MapE-horizon Route
planning
2012-01-11
Active Prediction
Platooning ECO-route
ADAS