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CO2 reduction by truck aerodynamics
Truck AerodynamicsDelivering the goods, in June 2012
2< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Agenda
1 Basic of aerodynamics
2 Aerodynamic potentials at the front
3 Aerodynamic potentials at the rear
4 CO2 reduction by aerodynamics
5 practicability of the Concept S
6 Conclusion
3< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
CD Values
CD = 0,3
4< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Assistance systems & platooning
20 Meter Distance
10 Meter Distance
5< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Agenda
1 Basic of aerodynamics
2 Aerodynamic potentials at the front
3 Aerodynamic potentials at the rear
4 CO2 reduction by aerodynamics
5 Practicability of the Concept S
6 Conclusion
6< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Driving direction
CD reduction by rounding the cornersTo realize by elongation of the cabin
Sleeping Area(Bed width = 700mm)
7< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Benchmark
Quelle: Trucker 02/09
ca. 8% fuel reduction only by changing the cab
(no serious test & road condition not mentioned)
8< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Agenda
1 Basic of aerodynamics
2 Aerodynamic potentials at the front
3 Aerodynamic potentials at the rear
4 CO2 reduction by aerodynamics
5 Practicability of the Concept S
6 Conclusion
9< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
conventional trailer aerodynamic trailer
Clear improvement of the aerodynamics by reduction of the vortexin the rear end (by boat tail shape)
CD reduction by boat tailing the trailerTo realize by elongation of the trailer length
10< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Concept SComparison of the dimensions to the MAN TGX
11< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
VariantsLength Change
Front & Rear
Paletts [1m Height]
Volume [98 m³] const.Fuel Reduction
[Easy highway]
Basis TGX 0%
Front :+ 0,8 m
Rear : 0- 5%
Front :+ 0,8 m
Rear : + 0,6 m- 8%
Front :+ 0,8 m
Rear : + 1,2 m- 10%
Front :+ 0,8 m
Rear : + 2,7 m- 15%
VariantsLength Change
Front & Rear
Paletts [1m Height]
Volume [98 m³] const.Fuel Reduction
[Easy highway]
Basis TGX 0%
Front :+ 0,8 m
Rear : 0- 5%
Front :+ 0,8 m
Rear : + 0,6 m- 8%
Front :+ 0,8 m
Rear : + 1,2 m- 10%
Front :+ 0,8 m
Rear : + 2,7 m- 15%
10°
68
68
70
70
Basis
A
B
D
F
68
Boat tail
Flaps
Fuel reduction by aerodynamicsDependency of the trailer shape
12< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Agenda
1 Basic of aerodynamics
2 Aerodynamic potentials at the front
3 Aerodynamic potentials at the rear
4 CO2 reduction by aerodynamics
5 practicability of the Concept S
6 Conclusion
13< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Composition of the fuel consumption
Easy highway Medium hard highway Very hard highway
Air Drag
Powertrain losses
Rolling resistance
Auxiliary consumer
Climbing resistance
Acceleration resistance
14< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Fuel reduction only by aerodynamicsReduction of the Drag value from CD= 0,5 to CD = 0,3
Easy highway Medium hard highway Very hard highway
15< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Agenda
1 Basic of aerodynamics
2 Aerodynamic potentials at the front
3 Aerodynamic potentials at the rear
4 CO2 reduction by aerodynamics
5 Practicability of the Concept S
6 Conclusion
16< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Concept STurning radius
17< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Agenda
1 Basic of aerodynamics
2 Aerodynamic potentials at the front
3 Aerodynamic potentials at the rear
4 CO2 reduction by aerodynamics
5 Practicability of the Concept S
6 Conclusion
18< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
History
Today
Future ???
?
????
? ? ?
? ?
?
?
Aerodynamic concepts Reality on the road
18
The aerodynamic concept of the future
19< >MAN Truck & Bus AG S.Kopp Delivering the goods, 2012 19.06.2012
Thank you for your attention !
Stephan Kopp[[email protected]]
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