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Enel strategy for zero emission power

generation

Pietro Barbucci

Enel Research

Workshop Energia da fonti rinnovabili Ricerca cooperativa e

prospettive per lItalia e lUngheria

Budapest, 29thNovember 2007

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Content

Achievements so far in the environmental field

Increasing the share of !2free po"er

#$% pro&ects to"ards 'ero (mission )o"er *eneration

+olar )o"er

*eothermal )o"er

'ero emission coal generation

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Achievements so far

in the environmental field

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Voluntary agreement signed with the Ministeries of Environment and

ndustry in !"""

Enel commitment to reduce C#!emissions

Enel committed itself to reducing its specific emission to

$%" g C#!&'(h by !"")

Enel committed itself to reducing its specific emission to

$%" g C#!&'(h by !"")

)*

$)

!""" !""$

Enel+s total emission ,Mton-

)%*

$"% .$""

%//" !""$ !"")

Enel specific emission trend gC#!&'(h

0arget $%"

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1ot only C#!Enel2s achievements in pollutant reduction

0rend !""$ vs !"""3

4#! 5 )67

1#8 5 997

:ust 5 ;"7

E4P &

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ncreasing the share of

C#!free power

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Enel2s renewable capacity

Canada!! M(>ydro= biomass

?4A 9*" M(>ydro= wind

@uatemala)/ M( 5 >ydro

Costa Rica$$ M( 5 >ydro= wind

Chile%"" M( 5 >ydro

taly %$=9$* M( >ydro=geothermal= wind= solar

4pain

/"" M(>ydro= wind=cogeneration

4lova'ia

!9!/ M(>ydro

Brazil/; M( 5 >ydroPanama

9"" M( 5 >ydro

In the period 2007-2011 further 1.700 MW of renewable

capacity will be added with a total investment of 3.3 billion

uros

!resent capacity"1#.$00 MW
http://it.wikipedia.org/wiki/Immagine:Flag_of_Brazil.svg

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Bac' to nuclear power

Nuclear units for a total of

7-0 .We in operation in +lovakia

ompletion of units /$ of

.ochovce N)) 1further 0 .We3

started

()# 4 .o5 "ith (d6 for the

participation to the 6lamanville

pro&ect for the construction of an

()# unit

4lovens'e Ele'trarne

Mochovce nuclear power station

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Changing generation mi8 while reducing C#!emissions

Increasing rene"able share

(liminating oil as a fuel

5sing N* onl in high

efficienc ))

Building ne" coal capacit

using best available

technologies

Enel talian generation mi8

!67

!;7 9"7

!!7!$7

$"7/7

%/7

!"7

6$7

!/7

!""! !""60arget

!"%!

#il and 1@ 4team

Cycles

1@ CC

Coal

Renewables

ear

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In Ital (nel plans to built 8000 .We clean

coal capacit, substituting eisting oil fired or

N* fired steam ccles

lean coal plant characteristics:

losed coal management sstem

; 8ydrogen Platform

nnovative combustion

C#!post5combustion capture

!2geological se>uestration

>ydrogen Par'

mi for road transport

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0he Archimede proFect

An innovative solar thermodynamic plant

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Archimede proFect

:emonstrating a hybrid high temperature solar technology

1@ Combined cycle 4olar thermodynamic plant

Air 1@

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0he solar plant will be integrated

with Priolo 1@CC

Virtual view

:emonstrating a hybrid high temperature solar technology

Archimede proFect

ProFect features:

Net po"er: ,7 .We

Net efficienc: 8,-eat5Recovery secondarycycles3

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4esta e8perimental station

Binary cycle demo plant

@as turbine combustor test facility

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Gero emission coal generation

:emonstrating carbon capture and

seuestration technologies

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Carbon Capture and 4euestration ,CC4-

(hy

(nel shares the vie"s epressed b the (uropean Institutions and the 'ero

(mission 6ossil 6uels )o"er )lants =echnolog )latform that:

6ossil fuels "ill continue to have a primar role for electricit generation in the

decades to come

ontribution of coal is essential for the securit of suppl

!nl the implementation of + technologies "ill allo" to make the continued

use of fossil fuels compatible "ith the ob&ectives to reduce the ** emissions

in the atmosphere

(nel needs to preserve its current investments in clean coal capacit

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Post5combustion capture

Pre5combustion capture

!#

C#!

separation

C#! treatment

and compression

>!

Air

@0

C#!

C#!

#8y5combustion

C#!= ,>!#-

0ransport to

storage site

,C#!= >!#- recirculation

1!= #!= >!#

!= C#!

#!


>ow

Boiler

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=his is "h (nel has decided to take the lead in the development of

+ technologies b:

)romoting t"o demo pro&ects in the areas of post5combustionpost5combustion

capturecaptureand o8y5combustiono8y5combustiontechnologies

%eveloping kno"ledge and looking for cooperation in the area of pre@

combustion technolog


(hat

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Content of the presentation

? Enel CC4%

Post5combustion capture and storage demo proFect

?Enel CC4!

#8y5coal combustion proFect

? Power from >ydrogen Gero Emission @CC

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Post5combustion captureand storage demo proFect

Enel CC4%

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ProFect goal

0o retrofit one large size

coal fired unit with C#!

capture euipment and

start C#!underground

storage by !"%!

Enel CC4%Enel CC4%

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0ime schedule

:esign 5 construction

:esign 5 construction #peration

#peration


Enel CC4%Enel CC4%

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37Enel CC4%Enel CC4%

Phase ! LC#! capture pilot plant

Brindisi coal firedpower plant

6 units 8 ))" M(e

4ite of C#!capture

pilot plant

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Raw gas Process main streams

*as flo" rate 1"et3 %"""" 1m9&h

!2removed !=!$ t&h

.(A solution flo"rate 120

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Plant lay5out

ProFect milestones

+pecification completed Nun ";

%eadline for bids #ct ";

ontract a"ard :ec ";

+tart site "orks Mar "*

)lant completion :ec "*

Phase ! LC#! capture pilot plant

Enel CC4%Enel CC4%

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Ital has theoreticall a

significant potential for !2

geological storage into deep

saline a>uifers

+tudies are in progress to

evaluate in detail the storage

potential in areas A, B and

that are the areas

surrounding possible sites for

the post@combustion capture

demoJ +tudies are carried out

b IN*K, !*+ and other

Italian geological Institutes

Phase 9 L 4election of the geological storage site

Enel CC4%Enel CC4%

A

B

C

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MA0:E % well

@eological

Profile

Enel CC4%Enel CC4%


4tudy of Alto azio site ,area A-

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42Enel CC4%Enel CC4%


4tudy of the 4outh5East 4ite ,area B-

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:emo main features

Phase $ L Post5combustion demo plant

=pe of )ro&ect Retrofit

)o"er generation ))" M(e

)rimar fuel Bituminous coal

)o"er *eneration =ech 4C PCC

< of flue gas treated 9"5$" 7

!2apture =ech Post Combustion Capture

with Amine

+tored !2 %5%=$ Mt&y

!2apture rate *$7

!2+torage solution :eep saline auifer

+torage location 0o be decided

!2value chain Pure storage

Enel CC4%Enel CC4%

Enel will candidate this proFect for

the HEuropean

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Enel CC4!


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ProFect goal

0o build by !"%! a small

,9$5;" M(e- zero emission

coal fired power plant based

on a pressurized o8y5

combustion technology

already proved at pilot scale

Enel CC4!Enel CC4!

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47Enel CC4!Enel CC4!


Phase % and !

)reliminar design of)reliminar design of

full scale combustorfull scale combustor

demodemo

InvestmentInvestment

decision for )hasedecision for )hase

//

1ovember !"";1ovember !"";

@ood results so far

Positive decision e8pected

=ests using coal on=ests using coal on

the 8 .Wththe 8 .Wth

Isotherm pilot plantJIsotherm pilot plantJ

0EA facility in @ioia del Colle

.odelling forcombustor scale@up

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Phase 9 5

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50Enel CC4!Enel CC4!


Phase 9 L

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Power from >ydrogen

Gero Emission @CC

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(nel *(. @ A= #icerca

Power from >ydrogen

0he

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Enel initiatives

(nel is partner of:

:1AM4,a pro&ect funded under the -th6), for a pre@

engineering stud of the (uropean '(I*

:ECARBit= a proposal to the 7th6) currentl under negotiation,

focused on high@potential, cost@efficient advanced capture

techni>ues in pre@combustion schemes

(nel is looking for cooperation opportunities in demonstrating 'ero

(mission I* technolog

Gero Emission @CC

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0han' you

for your 'ind attention

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