hd truck and engine fuel efficiency opportunities and ... · hd truck and engine fuel efficiency...
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HD Truck and Engine Fuel Efficiency Opportunities and Challenges Post EPA2010
Ning Lei Advanced Technology, Navistar, Aug 4th , 2009
North America s Largest Integrated Truck and Engine Manufacturer
About Navistar
2
Navistar s Engine Products
A world wide leader with a full range of Diesel engines for commercial vehicles
# 1 Engine Manufacturer in South America
Coming Coming
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HD Diesel Engine Industry Journey
'()*(+,-.', DOE FE %$!5
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Electronic Engine
EGR VGT LS Fuel
Injection P Adv EGR Adv Cooling 2-stage turbo Turbocomp. NOx Aftertreatment
CR Injection
Target 50%-55%
Cold EGR Inj. P DPF CGI
Emission Reduction: NOx 96% PM 96%
40 ~ 42%
Anticipated HD Engine FE Regulation
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We Have Come A Long Way
Diesel Engine In-Cylinder Emission
ot
EPA
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Technolo
Conventional Diesel Engine Opportunities
Clean and Efficient ICE Will be with us for long time
For Clean and Efficient Combustion Key to Successful Adaptive Combustion Technology Commercialization High Injection Pressure
Fuel opportunities Fuel opportunities
Flexible Air & EGR Charging System
Total Engine and Vehicle Cooling Thermal
Management
Smart Engine Controls & Sensors
Variable Valve Technology
Waste Heat Recovery
Aftertreatment Advancement
Powertrain Integration
Technology gy Integration to meet
Customer Expectations at
Cost, Quality, Timing,
Reliability
Hybridization & Electrification
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Adaptive Combustion Control Look beyond traditional combustion optimization
Cylinder-to-Cylinder Cylinder-to-Cylinder IVC adjustment Fuel trim IVC trim
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High injection pressure, 2200bar
Navistar 2010 MaxxForce 13 EngineNavistar 2010 MaxxForce 13 Engine
Technology CommercializationMaxxForce 13L
475hp, 1700ft-lb torque
CGI crankcase
High injection pressure, 2200bar
Advanced 2-stage EGR & Cooling
2-stage turbocharger
Improved control
Improved DPF
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Aerod namics
Looking Beyond Diesel Engine A system approach to FE
Road Speed
Load Management
Drive Management
longer trailer
Advanced Truck-Cab
Integrated Truck-Cab
ParallelHybrid
Rankine Cycle
Elec. Turbocompounding
Combustion
Mech Turbocompounding
VVA
Baseline
Heavy Duty Class 8 Long Haul Truck FE Study
Road Management
Vehicle Aerodynamics y
Powertrain Power Management Integration & Emission Compliance
Base Engine
0 5 10 15 20 25
% Fuel Efficiency Improvements
9*** Data from multiple source, NESCCAF, ICCT, Calstart
ue e c ency as a op pr or y
Amazing Aerodynamics
LoneStar Navistar s Flagship Product
Aerodynamics plays a key role in truck's fuel efficiency.
LoneStar was designed with f l ffi i t i it
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fuel efficiency as a top priority functionality & emotional
appeal
LoneStar earned EPA SmartWay certification Truck of the Year award
LoneStar is projected to be 5 to 15 percent more fuel efficient than traditional classic trucks
%F
EIm
prov
eme Orange
Work Truck Fueltov
erba
selin
e
Truck Hybridisation
Certified FE Improvements ! Fuel Economy benefit highly Current Systems dependent upon drive cycle
70%
61% 65%
35% 35%
24% 24%
32%
27%
8%
! Hybrid Trucks are most efficient in 60% city driving
! Greatest benefit from working 50%
UDDS trucks is idle engine off operation (MPG)
40%
% F
E I
mpr
ovem
ennt
over
bas
elin
e
Work Truck Fuel Orange Consumption 4500 County (MPG) 4000 30%
Operation 3500
Stationary Manhattan (MPG)
On Highway 20% 3000
Gal
lons
fue
l
2500
2000
1500
10%
0% 1000 Bus MD MD
(PHEV) Box Truck Utility Truck 500 [No Idle Stop] [No Idle Stop] [No Idle Stop]
0
Bucket Truck Hybrid Does not include "Well to Wheel# considerations Bucket Truck only diesel fuel consumed during test
80% reduction Stationary Operation 20% reduction On Highway
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DOE Supertruck Program
DOE latest solicitation for HD OEM on vehicle efficiency
Total system approach to achieve 50% improvement
Fuel efficiency improvement requirements; 20% engine + 30% vehicle
Great opportunity for collaboration, advancing the technology and
defining the path to future commercialization for high FE technology
Engine Loss ~60%
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Technology Impact
Challenges to Commercialization Product cost
Industry Technology maturity and complexity Supplier base readiness Product development time
Technology breakthrough
FE Gain,%
Time
Cost,$
FE Gain and Cost
Collaboration OEMs, fleets, and
suppliers
University & Research lab Research lab involvement
Quick to develop technologies with R&D funding
Leverage technology from LD segment
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Thank you
DOE to bring all of us togetherDOE to bring all of us together on this challenge
and exciting Journey
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