Contents3.5 USC Lignite Fired Boiler in Germany (HPE) High pressure part Boxberg R 670 MW pressure part Steam rating 1760 t/h Allowable working pressure (gauge) 315 bar* SH-Outlet

Hitachi Challenge for low CO2 Coal-Fired Power Generations

March 2012

ContentsContents1. Introduction of Hitachi Group2 Hitachi Thermal Power Business2. Hitachi Thermal Power Business3. USC Power Plant Experience 4. IGCC & CCS Technologies4. IGCC & CCS Technologies

1 Copyright © 2012, Hitachi, Ltd., All rights reserved. 11

1. Introduction of Hitachi Group


1.1 Hitachi Global Product portfolio

Industrial SystemsPower Systems

Information & Telecommunication Systems

Others

8%11%

7%4% 7%16%

RevenueFinancial Service

Others

7%

10%

13%7%8%

9% Construction Machinery

Revenue93B€(2010)

7%

Electronic De icesElectronic Devices

Digital Media & Consumer Products

Automotive


Material & ComponentsComponents & Devices

1.2 Business Areas

Industrial, Transportation and

Industrial, Transportation andTransportation and

Urban Development SystemsTransportation and

Urban Development SystemsEco-cities Water treatment

Cloud computing Green mobility

Construction machinery Elevators and escalators

Water treatment

ConsultingData centers

StorageEnergy

Smart grids

Healthcare

(Thermal, nuclear, renewable)

＋＋

Information and Telecommunication Systems

Information and Telecommunication Systems Power SystemsPower Systems

Storage Smart grids

＋＋Materials & Key DevicesMaterials & Key Devices


Materials & Key DevicesMaterials & Key Devices

1.3 Global Operations

F l t b i

Europe

For power plant business:Hitachi Power Europe GmbH

HPE - Duisburg, Germany

Europe142 companies

11,056 employees$10 billion sales (9%) China

133 companies

North America78 companies

14,867 employees

Hitachi Ltd Hitachi America Ltd.Hitachi (China) Ltd.

Hitachi Europe Ltd.

133 companies61,840 employees

$12 billion sales (11%)

, p y$10 billion sales (9%)

Hitachi, Ltd.Japan

404 companies260,677 employees

$65 billion sales (59%)

Asia （incl. China）275 companies

107,647 employees$21 billion sales (19%)

Hitachi Asia Ltd.$65 billion sales (59%)

Other Areas45 companies

5,882 employees, p y$5 billion sales (4%)

41% of net sales (consolidated) are overseas


41% of net sales (consolidated) are overseas

2. Hitachi Thermal Power Business


2-1 Business Overview (Power Systems Company)

Thermal Power BusinessCoal-fired thermal

power plants

Nuclear Power BusinessBoiling water reactor nuclear power plants (ABWR, ESBWR)IGCCp p

Preventive maintenance, nuclear fuel cycle, etc.

<Major equipment of nuclear power plants>

Steam turbines and power generators (TG)

<Major equipment of coal-fired thermal power plants>

Main Control Room Panel

Reactor equipment

Reactor pressure vessel

<Major equipment of nuclear power plants>

FY2010

20%

Proton beam therapy system

power generators (TG)

Solar power generation systems

consolidated revenues

¥813.2 billion 20%60%

Wind power generation

systems

Boilers and AQCSGas turbines

Power Distribution, Renewable Energy and Oth B i

Hydroelectric power generation systems, drive systems, smart grids, power semiconductors, etc.


Other Businesses

IGCC: Integrated Gasification Combined Cycle ABWR: Advanced Boiling Water Reactor ESBWR: Economic and Simplified Boiling Water Reactor

2-2 Global Activity of Thermal Power Business (1)

Integrated supply of BTG + AQCS ⇒ Optimize entire plants

Boilers (B) Turbines (T) Generators (G)AQCS

DeNOx P i it t D SO CCS

■Boilers (B)Highly efficient combustion:Hi hl ffi i t d li bl

■Steam turbines and power generators (TG)

Boilers (B) Turbines (T) Generators (G) DeNOx Precipitators DeSOx CCSSystems Catalysts○ ○ ○ ○ ○ ○ ○ ○

Company IOthers

Highly efficient combustion: Low Nox/CO2 emissions, high economical efficiency

Compatible with various coal types : Can use low grade coal

Achieved world's highest level efficiency with the new No. 2 unit of Isogo Thermal Power Plant for Electric

Power Development Co., Ltd.

Highly efficient and reliableTop shareHitachi

20%2006～2010

Company H

Company E Company D Company CCompany B

Company ACompany G

Company F

Source: McCoy Reports 2010 (Excluding China and India)*Steam condition: 25MPa 600℃/620℃Low-pressure turbinesTurbines and generators

2006～2010123,570MW

Source: McCoy Reports 2010 (Excluding China and India)

■AQCSIntegrated system (DeNOx reactor, precipitator, desulfurizer )High-performance DeNOx catalyst: In-house development and

production systemT h

DeNOx Catalyst ShareTop shareHitachi

26%2010Order share

Others


Source: Hitachi estimate

DeNOxcatalystsDeNOx systems

Company D Company C Company BCompany A

2-3 Global Activity of Thermal Power Business (2)

Step up global development of highly efficient coal-fired thermal power businessAmericasAsiaEurope,

South AfricaBabcock-HitachiHitachi Power Europe GmbH Hitachi Works Babcock-Hitachi K.K. Kure Branch Hitachi Power Systems America, Ltd.

TEPCO/Hitachinaka 2

[FY2010 orders]Keephills-3

(Trial operations) BTG[495 MW]

Duke Energy(Under construction) B[900 MW]

Moorburg(Under construction) B

[820 MW×2]

Maasvlakte(Under construction) B

[1,100 MW]

South Korea/Yonghung Thermal Power Plant

N 5 d 6 it

TEPCO/Hitachinaka 2(Under construction) BTG

[1,000 MW]

Wilhelmshaven(Under construction) BTG

Rotterdam(Under construction) BTG Revenues

South Korea/Dangjin Power Plant

No. 5 and 6 units(Preparing for construction)TG

[870 MW×2]

(Under construction) BTG[790 MW]

(Under construction) BTG[790 MW]

RevenuesEurope, AfricaAmericasJapan, Asia, etc.

No. 9 and 10 units(Preparing for construction)B

[1,000 MW×2]Medupi-1 - 6(Under construction) B

[800 MW×6]

Kusile-1- 6(Under construction) B

[800 MW×6]

29 plants under construction

¥460 billion

¥650 billion


B: Boilers, TG: Steam turbines and generators

pmainly in industrialized nations

[24.8 GW]FY2010 FY2015 target

3. USC Power Plant Experience


3.1 Improvement of Steam Conditions

Japan Germany, Lignite

700

Japansince 1995

]

Germany, Bituminous coalGermany, Lignite

620

600Hitachi-Naka #1 (1000MW)

Tachibana Wan #2 (1050MW)

M t #2 (1000MW)Haramachi #2 (1000MW)tu

re [°

C

RKW NRW (550 - 600 MW)Moorburg

Walsum(750 MW)

Datteln(1100 MW)Neurath F/G

(1100 MW)

Boxberg R

Isogo # 2 (600MW)

580

Matsuura #2 (1000MW)

Nanao-Ohta #1 (500MW)Tem

pera

t Moorburg(800 MW)

Niederaußem K (1000 MW)

Boxberg R(670 MW)

560

540

Shinchi #1 (1000MW)Noshiro #1 (600MW)

Hekinan #2 (700MW)

SH O

utle

t

Altbach 2 (300 MW)Staudinger 5 (550 MW)

Rostock (550 MW)Lippendorf (2 x 930 MW)

Boxberg (900 MW)Schkopau (2 x 400 MW)

180 220 240 260 280 300 380

540S

subcritical supercritical

Bexbach 1 (750 MW) Studstrup (350 MW)


180 220 240 260 280 300 380SH Outlet Pressure [bar]

3.2 Effect of Efficiency on CO2 Reduction

Efficiency Improvement

)

Reduction of CO2 Emission

emen

t

8

10

CO

2/kW

h) 9005%

Reduction7%

Reduction

y Im

prov

eat

ive

%)

6800O

2(g

-C

ffici

ency

(Rel

2

4800

on o

f CO

Ef

0

2

700Emis

si16.7MPa538/538℃

Sub Critical

24.1MPa566/566℃Super Cr.

25.0MPa600/600℃

Ultra Super Cr.

16.7MPa538/538℃

Sub Critical

24.1MPa566/566℃Super Cr.

25.0MPa600/600℃

Ultra Super Cr.


p p p p

3.3 USC Coal-Fired Boilers in Japan

EPDCTachibanawan Unit 2

Tokyo Electric Power Co., LtdHitachi Naka Unit 1

Once-Through, Benson

1,050MW3,000 t/h

25 9MPa/ 605ﾟC / 613ﾟC

Boiler Type :Boiler Type :

Generator Output :Generator Output :Main Steam Flow :Main Steam Flow :Steam Conditions :Steam Conditions :

Once-Through, Benson

1,000MW2,870 t/h

25 4MPa/ 604ﾟC / 602ﾟC

Boiler Type :Boiler Type :

Generator Output :Generator Output :Main Steam Flow :Main Steam Flow :Steam Conditions :Steam Conditions :25.9MPa/ 605 C / 613 C

Imported Bit.

Steam Conditions :Steam Conditions :

Fuel :Fuel :

25.4MPa/ 604 C / 602 CBit & Sub-bit Blend

Steam Conditions :Steam Conditions :

Fuel :Fuel :Commercial Operation :Commercial Operation : Dec. 2000 Commercial Operation :Commercial Operation : Dec. 2003


3.4 USC Lignite Fired Boiler in Germany (HPE)

Neurath F + G (BoA II)

2 x 1100 MWel / 2 x 2898 t/h

Benson® Steam generator Benson Steam generator

Garzweiler/Hambach Lignite

Design parameter: Design parameter:

SH: 600 ºC / 292 bar a

RH: 605 ºC / 56bar a

Boiler hight 170 m

Commissioning: started 2011


3.5 USC Lignite Fired Boiler in Germany (HPE)

High pressure part

Boxberg R 670 MWHigh pressure partSteam rating 1760 t/hAllowable workingpressure (gauge) 315 bar*SH-Outlet temperature 600 °C

ReheaterAllowable workingpressure (gauge) 72 bar*RH-Outlet temperature 610 °C

Boiler height: 135 mCommissioning started 2011

* Operational pressure: 286 bar, 52 bar

24 RS®‐Burners„all‐wall“ firing


3.6 Design Features of future Lignite Boiler (HPE)

・High Reliability &High Availability・Innovative Lignite Firing Technology

・High Efficiency from Full Load to Partial Load

FeaturesHigh Efficiency from Full Load to Partial Load

・Flexible and Easy Operation, Easy maintenanceLow Slagging and F li P t ti l

High-steam Fouling Potential

Minimize Temperature Unbalance at Furnace

gTemperature

with 600 deg C class

Unbalance at Furnace outlet with Spiral

Water WallPrevent Erosion Potential

Low NOx firing in “All-wall”arrangement

with RS®-burners

Steam Temperature Control by spray

attemperator

High Load Change Rate


Documents

Contents3.5 USC Lignite Fired Boiler in Germany (HPE) High pressure part Boxberg R 670 MW pressure part Steam rating 1760 t/h Allowable working pressure (gauge) 315 bar* SH-Outlet