Technology Technology For 2007 And BeyondFor 2007 And Beyond

Dr. Steve CharltonDr. Steve CharltonExecutive Director – Advanced EngineeringExecutive Director – Advanced Engineering

Cummins Inc.Cummins Inc.

Meeting The ChallengeMeeting The Challenge

Engine Technology for 2007Engine Technology for 2007 Aftertreatment TechnologiesAftertreatment Technologies Vehicle System IntegrationVehicle System Integration Industry Time LineIndustry Time Line

Cooled-EGR Is The Foundation Cooled-EGR Is The Foundation For 2007 And BeyondFor 2007 And Beyond

By October 2003, Cummins Will Have:By October 2003, Cummins Will Have:– 1 Billion Miles Real-world Use1 Billion Miles Real-world Use– 25,000 Heavy-duty Engines In Service25,000 Heavy-duty Engines In Service

No Changes For 2004No Changes For 2004 Right Technology For 2007 And BeyondRight Technology For 2007 And Beyond

Selective Catalytic Reduction (SCR)

Lean NOx Catalyst

NOx Adsorber Catalyst

Candidate Aftertreatment Candidate Aftertreatment TechnologiesTechnologies

Diesel Oxidation Catalyst

Catalyzed Soot Filter

Active Particulate Filter

PM

NOx

Active Particulate FilterActive Particulate Filter

85-90% Efficient85-90% Efficient Active Control Active Control

Required For 2007Required For 2007 Service IntervalsService Intervals

– Ash ContentAsh Content– Catalyst SizeCatalyst Size– Oil ConsumptionOil Consumption

Engine Management Engine Management CriticalCritical

CatalyzedPM Filter

OxidationCatalyst

Wall Flow Filter

Filter Assembly

Urea Selective Catalytic Reduction Urea Selective Catalytic Reduction (SCR)(SCR)

Well Established TechnologyWell Established Technology Solution For EuropeSolution For Europe Limited Sulfur SensitivityLimited Sulfur Sensitivity Requires Reductant (Urea)Requires Reductant (Urea)

– Protect From FreezingProtect From Freezing– InfrastructureInfrastructure

US Economics Not US Economics Not Appealing For 2007Appealing For 2007

Urea Tank With Heated Lines.

Fleetguard SCR Catalyst

NOx AdsorberNOx Adsorber

Durability Durability Development Development Critical Critical

Requires Ultra-low Requires Ultra-low Sulfur Fuel And OilSulfur Fuel And Oil

High Conversion High Conversion EfficienciesEfficiencies

Lighter Duty Lighter Duty Applications FirstApplications First

NOx Adsorber Catalyst

Periodic Fuel Injection

Lean OperationNOx Is Stored On The

Surface

Rich OperationNOx Is Converted To

Nitrogen

NOx

N2

Future Solutions Demand Future Solutions Demand System IntegrationSystem Integration

Clean, Safe, and Efficient Business Solutions for End-UsersClean, Safe, and Efficient Business Solutions for End-Users

Manufacturing Technologies

Fuel Systems

ExhaustAftertreatment

Air HandlingVehicle

Integration

ControlsFuel and

Lubricant

MERLin: Mobile Emissions MERLin: Mobile Emissions Research LaboratoryResearch Laboratory

Achieving Results TodayAchieving Results Today

Demonstrating Demonstrating 2007 Emissions 2007 Emissions LevelsLevels

Focused On Focused On System Integration System Integration In Real World UseIn Real World Use

Controls Integration

The Vehicle, Engine And Aftertreatment Are Part Of A Single The Vehicle, Engine And Aftertreatment Are Part Of A Single System Designed To Optimize Performance, Reliability, Cost System Designed To Optimize Performance, Reliability, Cost

And EmissionsAnd Emissions

Critical for SuccessVehicle Integration CriticalVehicle Integration Critical

Ultra Low Sulfur Fuel

Vehicle System IntegrationVehicle System Integration

Aftertreatment IntegrationAftertreatment Integration– ControlsControls– PackagingPackaging

Cooled EGR IntegrationCooled EGR Integration– Established For 2002 ProductsEstablished For 2002 Products

Vehicle Integration With OEM PartnersVehicle Integration With OEM Partners

2003 2004 2005 2006 2007 2008 2009 2010 2011

Year

Industry Targets - 2007Industry Targets - 2007Engine Technology Finalized

Chassis Integration

Fleet Field Testing

Ultra Low Sulfur Fuel Available

Emission Deadlines

Cummins Strategy For 2007Cummins Strategy For 2007

Deliver The Best Value For The Customer And Deliver The Best Value For The Customer And The Environment.The Environment.

Vehicle Integration With Partner OEMs To Vehicle Integration With Partner OEMs To Optimize Solution For End-userOptimize Solution For End-user

Active Particulate Filter For PMActive Particulate Filter For PM Target: No NOx Aftertreatment For Heavy-duty Target: No NOx Aftertreatment For Heavy-duty

Engines In 2007Engines In 2007