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Innovative components and systems for eMobility

Dr. Juergen M. Geissinger

President and CEO Schaeer GmbHFrankfurt, September 21, 2011

Electric Mobility Congress IAA 2011

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Solutions for individual and industrial mobility

Introduction

Resourcesand energy

Raw materials Wind power Water power Solar power

Industrialmobility

Commercial vehicles Construction machinery Forklift trucks Railway

Individualmobility

Automotive Aerospace Motorcycles &special vehicles

Bicycles & inliners

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Global megatrends

Business environment

Society

Biosphere Economy

Technology

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Increasing diversity of propulsion concepts

Future mobility

Market share of propulsion concepts1)

MarketShare

Year

BatteryElectric Vehicle

Range ExtendedElectric Vehicle

InternalCombustion Engine

Internal Combustion Engine2)

incl. Hybrid, Range Extender

Fuel CellEletric Vehicle

HybridElectric Vehicle0%2010 2020 2030 2040 2050

20%

40%

60%

80%

100%

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18% reduction 1)(1999-2010)

CO2(in1,000tons)

120,000

1999

2000

2001

2002

2003

2004

2005

2006

2007

2008

2009

2010

180,000

170,000

160,000

150,000

140,000

130,000

CO2(ing/km)

0

2006

2010

250

200

150

100

50

13% reduction 2)(2006-2010)

30% optimization potential in combustion engines

Future mobility

CO2 emissions from German road trac

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IAA 2011 ecient future mobility

Future mobility

Hybridmodule

eWheelDrive

eDierential

Electriedchassis

systems

eSolutions

advanced Drive

30%optimization

potential

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Concept vehicles demonstrate diversity

Future mobility

ACTIVeDRIVE

All-electric drivetrainand torque vectoring

CO2ncept-10%

Optimization of theconventional drivetrain

Schaeer Hybrid

Car full of ideaswith hybrid drivetrain

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A holistic approach towards eMobility

Future mobility

Innovativecomponentsand systems

Schaeer eMobilitySystems DivisionRenewable

energy generation

Diversityin application

National Platformfor Electric Mobility

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Technical concepts for electric driving

Schaeer innovations

Gearbox adapted electric motor

Axle drive Wheel hub motor

Central drive

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Electried chassis systems

Schaeer Innovations

Leveling system Roll stabilization Rear axle steering

Minimized airresistance for lowerenergy cosumption

Increased comfort(easy entry)

Noticable reductionin tilting of the body

Improvement of

system dynamics

Increased safety,stability anddriving dynamics

Smaller turningcircle

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Hybrid module the rst step towards eMobility

Schaeer innovations

Key facts

Electric driving and ecientenergy recuperation

Increased vehicleperformance, e.g. veryhigh starting dynamics

Hybrid clutch already involume production

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eDierential superior eciency and driving dynamics

Schaeer innovations

Key facts

High power densityand energy eciency

Active torque vectoring:improved traction,dynamics and safety

Steering support anddriving comfort

Application in electric

and hybrid drivetrains

Torque

vectoringunit

Drive unit

Transmissionand lightweight

dierential

70% less overall width

Pcontinuous

= 55kW

Ppeak

= 105kW

Mpeak

= 170Nm

9kg 6kg

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eWheel Drive enabling all-new vehicle concepts

Schaeer innovations

Key facts

Integrated functions: tractionmachine, power electronics,controller, friction brake, cooling

Increased maneuverabilitydue to individual wheelsteering function

Better safety through coopera-tive operation of electromotivebraking (recuperation),conventional friction brake

and braking resistor Vehicle dynamics and slip

control during accelerationand deceleration

Traction

machine

Power

electronicsand controller

Liquid

cooling

Friction

brake

Pcontinuous

= 35kW

Ppeak

= 70kW

Mpeak

= 700Nm

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From mechanical components to mechatronic systems

Schaeer innovations

Systems:

eDierential

eWheel Drive

Modules:

Hybrid clutch

Start-Stop

Components:

High-speed bearings

One-way-clutch

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Key messages

Innovative components and systems for eMobility

30% optimization potential in combustion engines

Schaeer pursues a holistic approach towards eMobility

Schaeer provides eMobility solutions for today,

tomorrow and the day after tomorrow

Our key messages