1 / Chr. Kötz, Dr. B. Wies / 5.-6.5.2010 © Continental AG

Green tire technologies

Motivasjon

Reduksjon av CO2

Utslipp per hode:

2012 2020 2050 Polo Blue Motion (3 l/100 km)

130g/km

95g/km

30g/km

Konsekvenser for

Utslipp per kjøretøy:

2 / Chr. Kötz, Dr. B. Wies / 5.-6.5.2010 © Continental AG

Green tire technologies

Marked & kunde - trender: spesialisering

ECO

‘standard dekk’

UHPGrønt & E-bil dekk

Vinter

3 / Chr. Kötz, Dr. B. Wies / 5.-6.5.2010 © Continental AG

Green tire technologies

Standard Eco Line eCar RR O + ++ Lyd O O + Komfort O O O (?) Handling O O - Handling O O O Lane change O O + / - (?) Grep tørt O - - Grep vått O - - Highspeed O O - - Aquaplaning O - - - Levetid O O O (?) Legal O O O Outer Endurance O O + (?)

Egenskaper i eBil Dekk

4 / Chr. Kötz, Dr. B. Wies / 5.-6.5.2010 © Continental AG

Green tire technologies

eCar Tires: 195/55 R20 Ø ~ 723 mm

Tire Size

205/55R 16

165/70R 16

165/70R 21

175/55R 18

185/55R 19

185/55R 21

195/50R 20

195/50R 21

195/50R 22

195/55R 20

195/55R 21

195/55R 21

205/50R 21

205/55R 21

Tire Data Ref.-1,5mm red. Tread Depth

Diameter [mm] 632 637 764 650 686 737 703 728 754 723 748 746,5 738 759

inflation pressure [bar] 2,5 3,1 2,8 2,8 2,65 2,65 2,5 2,5 2,4 2,5 2,5 2,5 2,4 2,4

Tire Weight [kg] 7,83 6,86 8,43 7,06 7,75 8,38 8,35 8,68 9,01 8,62 8,95 8,39 10,78 9,67

Tread Weight [kg] 2,43 1,94 2,33 2,11 2,34 2,51 2,54 2,64 2,73 2,59 2,68 2,12 2,9 2,99

Rim width 6,5 5 5 5,5 6 6 6,5 6,5 6,5 6 6 6 6,5 6,5

estim. Performance

RR [%] 100 101 119 95 106 115 107 112 114 112 116 127 112 122

Ca [%] 100 96 79 82 86 81 86 81 83 91 87 97 92 94

Wear [%] 100 65 93 47 92 114 111 115 121 115 118 109 131 126

estim. Footprint

Length [mm] 139 146 147 140 138 140 136 141 151 141 142 142 135 140

Width [mm] 158 116 116 128 133 133 142 142 141 144 142 143 155 152

gross Area [cm2] 183 153 167 158 167 169 177 179 184 182 184 186 187 193

@ 5128 N (85%)

5 / Chr. Kötz, Dr. B. Wies / 5.-6.5.2010 © Continental AG

Green tire technologies

195/55 R20

Green City Car175/65 R14

Audi eTron225/40 R19275/35 R19

Audi / BMBFePerformance

???/?? R??

Renault RS one

Daimler / BMBF4³ (STROM)

Conti eCarMegane

Project Overview

6 / Chr. Kötz, Dr. B. Wies / 5.-6.5.2010 © Continental AG

Green tire technologies

Recycl. Steel

Aliph. resins

Lyocell

Rapeseed oil

Reclaim

Recycled PET

Epoxidized NR

Dandelion NR

Biomass to polymer

Hydrothermal carbonization

Biomass to polyamide

Biomass to liquid

Rayon

NR

2009 2012 2013 2014 2015 >20152010 2011

Industrialization Road Map

‚Grønne ‘ dekk – Nye råmaterialer

„Hurricane“ machine / Puchov

7 / Chr. Kötz, Dr. B. Wies / 5.-6.5.2010 © Continental AG

Green tire technologies

Oversikt (FEM simulation)

205/55R16

RR = 100% (EU label C)

Levetid = 100%

OD = 6

32 m

m

pi = 2

,5 b

ar

205/55R21

RR = 122% (EU label B)

Levetid = 126%

195/55R21 (-1,5mm mønsterdybde)

RR = 127% (EU label A)

Levetid = 109%

OD = 7

59 m

m

pi = 2

,3 b

ar

OD = 7

47 m

m

pi = 2

.4 b

ar

Nominal load : 5494 N @ deflection 26.7 mm