toyota’s view on the future powertrain · toyota’s view on the future powertrain toyota 2010...

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Toyota’s View on the Future Powertrain TOYOTA

Toyota’s View on the Future Powertrain

Thiebault PAQUETToyota Motor Europe

11th A3PS Conference

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1. Toyota 2050 Environmental Challenge

2. Mid Term: Enhanced Environmental Performanceof Conventional, HV and Plug-In HV Powertrains.

3. Summary

Contents

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2. Mid Term: Enhanced Environmental Performanceof Conventional, HV and Plug-In HV Powertrains.

3. Summary

Contents

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The global environment seems to be getting worse rather than better.


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140

120

100

80

60

40

20

0

-202000 2020 2040 2060 2080 2100

Annu

al g

reen

hous

e ga

s em

issi

ons

(GtC

O2

Eq./y

ear)

Forecast of international climate change


Source: The IPCC Working Group III 5th Assessment Report (2014)

RCP8.5 scenario(+3.7 to +4.8℃)

Full-scale initiatives to reduce CO2 emissions Zeroor less

RCP2.6 scenario(below +2℃)

*RCP: Representative Concentration Pathway

There is no time to lose for reducing Green House Gas emissions.

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1. Toyota 2050 Environmental ChallengeSpecific challenges that Toyota is taking on

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Aver

age

new

vehi

cle

CO

2

(T to

W)

New vehicle zero CO2 emissions challenge


90% reduction in new vehicle CO2 emissions by 2050 compared to 2010.

2010 2050

90%reduction

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20202010

Sale

s vo

lum

e(%

)

2050 (Year)

Conventionalpowertrains

1. Toyota 2050 Environmental ChallengeDevelopment of next generation vehicles

EVs

HVs

PHVs

FCVs

We will continue to launch more HVs,while accelerating the development of next-generation vehicle technology.

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20202010

Sale

s vo

lum

e(%

)

2050 (Year)


EVs

HVs

PHVs

FCVs


Development of next generation vehicles

Short to mid term: Enhance performance of the whole lineup, from conventional vehicles to PHVs.Key role for new generation TNGA powertrains: meeting CO2 targets, while boosting vehicle appeal.

Short tomid-term

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2. Mid term: Enhanced Environmental Performanceof Conventional, HV and Plug-In HV Powertrains.

3. Summary

Contents

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Improve basic performance by developing new platforms and powertrains.

TNGA PowertrainsTNGA Platforms

New hybrid systems

New engines New transmissions

New underbody structure

New suspensions

2. Enhanced Environmental Performance

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30

40

50

60

70

80

90

100

32 34 36 38 40 42 44Maximum engine thermal efficiency (%)

Max

imum

eng

ine

spec

ific

outp

ut(k

W /

L)Toyota HVsToyota conventional vehiclesOther OEM HVsOther OEM conventional vehicles

Future trendFuture trend

2. Enhanced Environmental PerformanceTNGA engines : Thermal efficiency and power

TNGATNGA

HV

Conv.

Overcome trade-off between thermal efficiency and output performance.

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Intensify tumble+

Valve angle

Increase intake flow

Tumble ratio : 1.0 Tumble ratio : 3.2


Optimized bore / stroke ratio

Effic

ienc

y &

pow

erin

dex

Stroke/Bore ratio0.95 1 1.05 1.1 1.15 1.2 1.25 1.3 1.35

Optimum zone1.18 to 1.21

1ZRNZ

2AR2ZR

NRKR 3ZR NR

Achieved by revising basic engine specifications

Basic engine specifications such as bore / stroke ratio and valve anglewere optimized. Parts weight and size have been reduced.

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Acceleration time 0-60mph (sec)

2. Enhanced Environmental PerformanceC

O2

(USA

FTP

cyc

le) Current

～～

TNGA

*medium class PC for USA market

Approx. -12%

Approx. -20%or more

(with vehicleimprovement)

For an ever better driving feel, engine torque is improved in all range,while drastically reducing CO2.

The TNGA Powertrain achievementEconomical and powerful

280

260

240

220

200

180

160

140

170

150

130

110

90

70

50

30800

Engine speed (rpm)

Current engineNew engine

72002400 4000 5600

Torq

ue(N

m)

Pow

er(k

W)

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Best fuel economy

Continuous improvement of fuel efficiency by the TNGA powertrain.

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Allows to minimise the local production of emission and to drive in zeroemission mode in dedicated location as cities

New Prius PHV

Home

Daily Commuting

Holiday

EV driving for dailycommuting. No range anxiety

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Innovations: Double driving range, by battery improvement.Heat pump, battery warming.

New Prius PHV

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LowCurrent model

EV d

rive

pow

er

High

HighEV drive max. speedUtilize generator for strong acceleration


Improved environmental performance, while realizing better dynamic performance

The new Prius PHV uses two motors to achieve more powerful acceleration.

New PHV

135km/h

1.8 times

New Prius PHV

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Developing hydrogen FCV for over 20 years

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2. Enhanced Environmental PerformanceMirai – Advantages of Fuel Cell Vehicle

*Depending on operating conditions

Zero emissionsZero tailpipe CO2

Energy diversityH2 from a wide variety ofprimary energy

Usage

Range: gasolineequivalent

Fun to driveElectric motor enablessmooth, quiet driving.Excellent acceleration atstart to low/mid speed.

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2. Enhanced Environmental PerformanceMirai – The Toyota Fuel Cell System

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Start of mass production and gradual introduction to the market possiblethanks to maturity of technology and cost reduction.

Cost reduction thanks tocommonisation with HV technology Safety at the heart of the Mirai development

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Road to carbon-free hydrogen society requires involvement of manystakeholders: authorities, manufacturers, energy suppliers and customers.

Increasing number of initiativesE.g. Clean Energy Partnership inGermany: 400 stations by 2023

H2 Infrastructure

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2. Mid term: Enhanced Environmental Performanceof Conventional, HV and Plug-In HV Powertrains.

3. Summary

Contents

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20202010

Sale

s vo

lum

e(%

)

2050 (Year)


EVs

HVs

PHVs

FCVs

3. Summary

• Toyota introduces several powertrain technologies, towards zero CO2.• TNGA powertrains are key to reduce CO2 in short to mid-term.• Achieving a carbon-free hydrogen society in the long term, is a

collaborative effort.

Short tomid-term

TNGA

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3. Summary

Thank youfor your kind attention

toyota’s view on the future powertrain · toyota’s view on the future powertrain toyota 2010...

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