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

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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

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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

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eme Orange

Work Truck Fueltov

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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

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elin

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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]

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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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