Henrique Basílio Pereira, Product ManagerGeneral Motors do Brazil

Henrique BasHenrique Basíílio Pereira, Product Managerlio Pereira, Product ManagerGeneral Motors do BrazilGeneral Motors do Brazil

How will ICE vehicles contribute tomeeting the CO2 emission targets?How will ICE vehicles contribute tomeeting the CO2 emission targets?

Challenge BibendumChallenge Bibendum

Rio Rio -- 20102010

Advanced Propulsion Technology StrategyAdvanced Propulsion Technology Strategy

ImprovedVehicle Fuel Economy &Emissions

ImprovedVehicle Fuel Economy &Emissions

DisplacePetroleumDisplace

Petroleum

EnergyDiversityEnergyDiversity

Hybrid ElectricVehicles (including

Plug-In HEV)IC Engine andTransmissionImprovements

Hydrogen Fuel Cell

Petroleum (Conventional & Alternative Sources)

Bio Fuels (Ethanol E85, Bio-diesel)

Hydrogen

Electricity (Conventional & Alternative Sources)

Battery ElectricVehicles (E-Flex)

TimeTime

Since the 1970s, GM has improved fuel efficiency of the internal combustion engine by:

Since the 1970s, GM has improved fuel efficiency of the internal combustion engine by:

130%for Cars

130%for Cars

80%for Trucks80%

for Trucks

Advantages Challenges

GasolineEngines

Low cost

Low emissionsEfficiency

DieselEngines

Efficient

Torque

Emissions

High cost

Internal Combustion EnginesInternal Combustion Engines

� Modular and flexible architectures

� Reduced mass

� Improved combustion technology

� Integration of leading-edge technologies

� Flex Fuel

� Modular and flexible architectures

� Reduced mass

� Improved combustion technology

� Integration of leading-edge technologies

� Flex Fuel

Achieving The Maximum Fuel Economy Potential Of Gasoline EnginesAchieving The Maximum Fuel Economy Potential Of Gasoline Engines

Gasoline Engines –Achieving the Maximum Fuel Economy Potential

Gasoline Engines –Achieving the Maximum Fuel Economy Potential Cam Phasing, Variable Valve

Lift, Active Fuel ManagementCam Phasing, Variable ValveLift, Active Fuel Management

Port Deactivationwith EGR

Port Deactivationwith EGR

Spark IgnitionDirect InjectionSpark IgnitionDirect Injection

Downsized SIDITurbo BoostingDownsized SIDITurbo Boosting

HCCI – Homogenous ChargeCompression Ignition

HCCI – Homogenous ChargeCompression Ignition

• Modular And FlexibleArchitectures

• Reduced Mass• Improved Combustion

Technology• Integration Of Leading

Edge Technologies

� GM is the world leader in providing customer choice through biofuel and FlexFuel availability – more than 4.0 million ethanol-capable vehicles on the road

� In U.S., GM has 3.0 million FlexFuel E85-capable vehicles on the road and has committed to have 50% of annual volume E85 capable by 2012

� In Brazil, 100% of our fleet is available with FlexPower and accounts for 95% of sales

� GM is the world leader in providing customer choice through biofuel and FlexFuel availability – more than 4.0 million ethanol-capable vehicles on the road

� In U.S., GM has 3.0 million FlexFuel E85-capable vehicles on the road and has committed to have 50% of annual volume E85 capable by 2012

� In Brazil, 100% of our fleet is available with FlexPower and accounts for 95% of sales

GM’s Global Ethanol InitiativesGM’s Global Ethanol Initiatives

Improved Base EngineImproved Base Engine

Advancing Emission Technology Development – Diesel EnginesAdvancing Emission Technology Development – Diesel Engines

� Advancedcommon railinjection

� Lowercompressionratio

� Higher peakcylinderpressure

� Advancedcommon railinjection

� Lowercompressionratio

� Higher peakcylinderpressure

Diesel Engines –Achieving the Lowest EmissionsDiesel Engines –Achieving the Lowest Emissions

CylinderPressure Sensing

CylinderPressure Sensing

Base EngineTechnologiesBase EngineTechnologies

Advanced Boosting withSmall Displacement

Advanced Boosting withSmall Displacement

LPTurbo

HPTurbo

• High PressureInjection

• LowerCompression Ratios

• Higher PeakCylinder Pressure

Diesel Particulate FilterDiesel Particulate Filter

Porous Cell Wall

NOX AftertreatmentNOX AftertreatmentPCCI CombustionPCCI Combustion

0

1

2

3

4

5

6

Equ

ival

ence

Rat

io (

f)

500 1000 1500 2000 2500 3000

Temperature (K)

PCCI Combustion

PCCI Combustion

Conventional Combustion

Conventional Combustion

soot zone

NOX Zone

Oxidation Catalyst

Urea Injection

SCR Urea NOx Catalyst

Particulate Filter

Fuel Injectors

ECU

EGR TurboCylinder Pressure Sensor

� For GM, energy alternatives and advanced technologies that help reduce dependency on petroleum, improve fuel economy and reduce emissions are the keys to developing sustainable transportation.

� For GM, energy alternatives and advanced technologies that help reduce dependency on petroleum, improve fuel economy and reduce emissions are the keys to developing sustainable transportation.

SummarySummary