ENERCON 3 MW and 7,5 MW PortfolioE-82 E3 , E-101 and E-126

Juan Ruiz-Jarabo

Director General

ENERCON GmbH Sucursal en España

2

ENERCON WEC – Continuous Technological Development

The Wind Energy Market

ENERCON‘s Technology –

Benefit for the Customer

Future Development

3

01267305625

25509467

157193

341

402

391

0

1.000

2.000

3.000

4.000

5.000

6.000

7.000

Niedersachsen

Brandenburg

Sachsen-Anhalt

Schleswig-Holstein

Nordrhein-Westfalen

Mecklenburg-Vorpommern

Rheinland-Pfalz

Sachsen

ThüringenHessen

Bayern

Baden-Württemberg

Bremen

Saarland

HamburgBerlin

installed capacity in 2009

installed capacity end of 2008

sources: DEWI January 2010, BWE February 2010

Wind Energy in Germany in 2009

MW

GE 1.2%

Repower

8.8%

Vestas

19.5%

ENERCON

60.4%

Multibrid 1.6%

Nordex

1.9%Fuhrländer

4.9% Others 1.9%

4

1917

2459

1114 1088 1077673 334

39512 233 102 0 343 181 149 2

0

2500

5000

7500

10000

12500

15000

17500

20000

22500

25000

Ger

man

y

Spain

Italy

Franc

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nite

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gdom

Portu

gal

Den

mar

kN

ethe

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s

Sweden

Irela

nd

Gre

ece

Austri

a

Turke

y

Polan

d

Belgi

um

Nor

way

Europ

e

MW

2009

until the end of 2008

Wind Energy in Europe in 2009

ENERCON market shares in the main European markets in 2009

source: EWEA Wind in Power, February 2010; BTM Consult World Market Update, March 2010

Until the end of 2009 76.6 GW wind energy capacity were installed in Europe.

10,526

~~

22%

17%

4%

9%

92%

60%

60%

57%

7%

33%

38%

24%29%

Market share in Europe 2009

Suzlon 3%

Alstom 3%

REpower 6%Nordex 8%

Others 5%

Vestas

27%

Siemens

10%

Gamesa

13%

ENERCON

25%

5

Wind Energy worldwide in 2009

sources: GWEC Press Release, February 2010; BTM World Market Update, March 2010

278171149264181343010223351240617839950334673107710881114

1271

2459

191713000

9922

0

2500

5000

7500

10000

12500

15000

17500

20000

22500

25000

27500

30000

32500

35000

USA

Chi

naG

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any

Spain

Indi

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Italy

Franc

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Uni

ted

Kingd

omPor

tuga

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enm

ark

Can

ada

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nAus

tralia

Sweden

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tria

Turke

yPol

and

Brazil

Belgi

umN

ew Z

eala

ndTai

wan

Nor

wayw

orld

wid

e

MW

2009

until the end of 2008

37,466

~~

Until the end of 2008 157.9 GW wind energy were installed worldwide.

Others 18.5%

Repower 3.4%

Goldwind 7.2%

Dongfang 6.5%

Vestas 12.5%

GE Wind 12.4%

Gamesa 6.7%

Suzlon 6.4%

Siemens 5.9%

Sinovel 9.2%

ENERCON 8.5% ~~

6

ENERCON WEC – Continuous Technological Development

The Wind Energy Market

ENERCON‘s Technology –Benefit for the Customer

Future Development

7

Gearless Technology:18 years of experience

3

6

4

5

2

1 Main carrier

Yaw motor

Annual generator

Blade adapter

Rotor hub

Rotor blade

Principle of an ENERCON WEC

6

8

Principle of an ENERCON WECAdvantages of the direct drive

* 20 years lifetime

versus

9

ENERCON‘s rotor blades – highest efficiency

0,00

0,10

0,20

0,30

0,40

0,50

0,60

0,70

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

wind speed v (m/s)

po

wer

co

eff

icie

nt

c(p

)

theoretical c(p) max = 0,593

Comparison of the powercurve measurements‘ c(p): E-82 and conventional WEC

Conventional design

Design of ENERCON

E-82 (measured) conventional WEC (measured) theoretical c(p)

10

ENERCON‘s De-Icing SystemIcing Risks

Icing regions in Europe

Source of the map: DEWI magazin no. 13, 08/1998

Ultrasonic

Anemometer Tower of WEC

11

ENERCON‘s De-Icing SystemTest of rotor blade de-icing system performance

Air flow of warm airventilation in rotor blade.

Air heatingelement

Ventilator

12

ENERCON‘s De-Icing SystemTest of rotor blade de-icing system performance

difference in yield per month between heated und unheated WEC E-82

2MW at location in Czech Republic

60

0.2

42

50

0.8

29

41

6.6

87

28

0.9

04

33

5.7

97

62

4.5

42

56

1.9

97

43

0.9

79

28

4.6

85

15

.04

5

24

9.3

03

48

5.9

16

38

.24

5

69

.85

0

13

2.0

02

26

5.8

59

86

.49

4

13

8.6

26

0

100.000

200.000

300.000

400.000

500.000

600.000

700.000

Okt 09 Nov 09 Dez 09 Jan 10 Feb 10 Mrz 10

en

erg

y y

ield

[k

Wh

]

WEC 10 heating on WEC 11 heating off yield difference

Energy difference: Sweden 854.000 kWh Czech Rep. 732.000 kWh

13

vave

0

100

200

300

400

500

600

700

800

900

1000

1 5 9 13 17 21 25 29 33 37Wind speed [m/s]

Win

d d

istr

ibu

tio

n

[h/a

]

Po

wer

[P

]

ENERCON – Storm Power Curve

14

97 m 108 m84 m 138 m

Development of Tower Heights 2003 – 2009

hub height: 138mhub height: 108m

avarage of 2 WECsaverage of 3 WECs

1.151 kWh/m²898 kWh/m²

E82E82

4.740.792

6.080.263kW

h

Additional

yield factor

1,28

Yield comparisoninland Germany, March 2009 – February 2010

ENERCON E-82 with 108m and 138m hub height

15

E-10 (30 kW)

E-20 (100kW)

E-33 (330kW) E-53 (800kW)

E-48 (800kW)

E-70 (2.300kW) E-82 (2.000kW)

E-82 (2.300kW)

E-126 (6.000kW)

E-44 (900kW)

E-30 E-40 E-66 E-112

Quantity of installed WEC

3 657 7,365 6,251 2,106 26

Last revised: 08.06.2010

total: 16,364 ENERCON WEC installed

Convincing product range

16

Reliable Service and Maintenance

average technical

availability:

2006: 98,6%2007: 98,6%2008: 98,5%2009: 98,3%

service contractsworldwide (WEC)

The „ENERCON Partner Konzept“ (EPK)

~ is a full warranty maintenance and service contract

~ since 1994 ~ 12 – 15 years contract term~ guarantees the customer a technical availability

of 97 %~ fixed operating costs~ uncomplicated, quick and efficient damage

repairs by professional ENERCON service teams ~ worldwide offered

Results of several thousand customer reports on satisfaction with performed services

EPK 88%

Wartungsvertrag

Andere 5%

Maintenance7%

Others 5%

EPK 88%

Availability = Profit

be

tte

r

1

1,5

2

2,5

3

3,5

2000 2001 2002 2003 2004 2005 2006 2007 2008 2009

ENERCON

Average of competitors

17

ENERCON WEC – Continuous Technological Development

The Wind Energy Market

ENERCON‘s Technology –Benefit for the Customer

Future Development

18

Continuous technological development

1,827 WEC 283 WEC376 WEC 3,108 WEC 1,903 WEC

Dec. 1995E-66 / 15.66Ø: 66 m, 1500 kW

July 1999E-66 / 18.70Ø: 70 m, 1800 kW

Dec. 2002E-66 / 20.70Ø: 70 m, 2000 kW

Dec. 2003E-70 E4Ø: 71 m, 2300 kW

Dec. 2005E-82Ø: 82 m, 2000 kW

energy yield + 74 % (site with v = 7 m/s)

New or

optimised:

BladesGeneratorMain carrier Inverter (600kW)HubBlade adapterAxle pinTower

Main carrier (Cast)Yaw system (Geared ball bear)BladesGeneratorTowerInverter (300 kW)

BladesBlade adapterHubCooling system

BladesTowerHubBlade adapterGeneratorAxle pin

June 2009E-82 E2Ø: 82 m, 2300 kW

Main carrierHubBlade adapterGeneratorAxle pin

Last revised: 08.06.2010

March 2010E-82 E3Ø: 82 m, 3000 kW

BladesGeneratorCooling systemAxle pin

total: 7,920 WEC

200 WEC 3 WEC

19

Continuous technological developmentE-82 E2 2,300 kW

Stator shield: new development

The E-82 E2 is an advancement of the current E-82.

Type: E-82 E2

Rated power: 2,300 kW

Rotor diameter: 82 m

Hub heights: 78 m – 138 m

Wind class: IIA

20

The E-82 E3 is an advancement of the E-82

Type: E-82 E3

Rated power: 3,000 kW

Rotor diameter: 82 m

Hub heights: 85 m (IA),

78 m – 138 m (IIA)

Wind class: IA/IIA

Continuous technological developmentE-82 E3 3,000 kW

21

Continuous technological developmentE-101 3,000 kW

Type: E-101

Rated power: 3,000 kW

Rotor diameter: 101 m

Hub heights: 99 m – 135 m

Wind class: IIA

Power Coefficient E-101 (Standard Air Density)

Power Curve E-101 (Standard Air Density)

0

500

1.000

1.500

2.000

2.500

3.000

0 5 10 15 20 25

Wind Speed v in Hub Height [m/s]

Po

we

r P

[kW

]

0,00

0,10

0,20

0,30

0,40

0,50

0,60

0 5 10 15 20 25

Wind Speed v in Hub Height [m/s]

Po

wer

Co

eff

icie

nt

cp [

- ]

The E-101 is a completely new development.

22

Continuous technological developmentE-101 3,000 kW

Generator Stator only

23

Continuous technological developmentE-101 3,000 kW

E-82 E2 E-101

24

Continuous technological developmentE-101 3,000 kW – Towers and Rotor Blades

E-101

E1/BF/097/17/01

E-101

E1/BF/133/27/01

~ One-piece rotor blade made off

~ Blade heating system

~ Trailing edge section (spoiler)

~ Integrated load control test point

Rotor blades

25

Continuous technological developmentE-126 7,500 kW

The E-126 7.5 MW is an advancement of the current E-126

Type: E-126

Rated power: 7,500 kW

Rotor diameter: 127 m

Hub height: 135 m

Wind class: IA

26

Future Development of Wind Energy Use in Germany

Installed Capacity in Germany in MW/a

Source: DEWI WindEnergy Study 2008

27Source: BTM Consult, World Market Update, March 2010

Regional Supplier

Global Supplier

14%

10%

6%

market share

(%)

ENERCON

VestasGE Wind

GamesaSuzlon

SiemensDongfang

Sinovel

10 155market presence (number of countries with >50MW/a)

REpower

Goldwind

20 25

ENERCONs Market Position

DomesticSupplier

28

Human resource development:

> 125 employees within thesales department+20% compared to Dec. 2008

ENERCONs quality principle

Continuous growth without decline in quality, as quality is customer satisfaction.

active markets New Zealand / Australia

Brazil

Argentinia

Canada (new sales office!)

Sales overseas – expansion

Taiwan / Japan

Sales regions in Europe

Northern Europe

Iberian Peninsula

Central Europe

Germany

Mediterranean

Baltic States

Eastern Europe

> 20.7 GW installed

29Rev. 4

Thank you for your attention !