Copyright 2009, Toshiba Corporation.

Residential Fuel Cell System Residential Fuel Cell System of Toshibaof Toshiba

Symposium on Japan – Czech future comprehensive cooperationof Energy and Environment Sector

~ Partnership leading to the low carbon and environment friendly society ~4th May, 2009, at Hilton Prague Grand Ball Room

Osamu MAEKAWAToshiba Corporation4th May, 2009

2Copyright 2009, Toshiba Corporation.

Contents

Overview of Toshiba

Overview of Fuel Cell

Development status in Japan

Toshiba’s Residential Fuel Cell

Summary

3Copyright 2009, Toshiba Corporation.

ToshibaToshiba’’s Profiles ProfileEstablished 1875, by Hisashige Tanaka

President and CEO President and CEO

Total AssetsTotal Assets

Shareholders’ EquityShareholders’ Equity

EmployeesEmployees

$ 59,356 million$ 59,356 million

$ 10,223 million$ 10,223 million

Atsutoshi NishidaAtsutoshi Nishida

Paid-in Capital $ 2801 million

198,000 worldwide198,000 worldwide

As of March 31, 2008, consolidated basis, 100¥/$

President & CEOAtsutoshi Nishida

Net Sales Operating Income Net Income

’05/3 ’06/3 ’07/3 ’08/3 ’05/3 ’06/3 ’07/3 ’08/3 ’05/3 ’06/3 ’07/3 ’08/3

$ 58,361$ 63,435

$ 71,164$ 76,681

$ 1,548

$ 2,406$ 2,584

$ 2,381

$ 460

$ 782

$ 1,374 $ 1,274

(million) (million) (million)

4Copyright 2009, Toshiba Corporation.

ToshibaToshiba’’s Productss Products

36%36%

21%21%29%29%

5%5%

9%9%

Digital Products

Electronic DevicesSocial Infrastructure

OthersHome Appliances

As of March 31, 2008

5Copyright 2009, Toshiba Corporation.

Main Energy System Products of ToshibaMain Energy System Products of Toshiba

NuclearPower

Reactors: ABWR, BWR, PWR, Fast Breeder ReactorSteam turbine and auxiliary equipmentOperating plant service maintenance engineeringReprocessing facilitiesNuclear fuel etc. Light Water Reactor (LWR)

Thermal& Hydro

Steam turbine, Gas turbineTurbine generatorInformation & control systemHydro turbine, Pump-turbine

etc.

T&DHigh voltage switchgearPower transformerSurge arrester Protection relayNetwork control systems for electric power systemHigh Voltage DC transmission system etc. Ultra High Voltage (UHV)

Advanced Combined Cycle

Ultra Supercritical (USC)

Residential fuel cell co-generationSolar power generationRenewable geothermal etc.

Newenergy

Residential fuel cell

6Copyright 2009, Toshiba Corporation.

Increase CO2 emission causes climate change

Over 3500 GW Energy demands by 2030

EnvironmenEnvironmentt and Energy Approach and Energy Approach ofof ToshibaToshiba

Contribute by Nuclear, Thermal, Hydro Power Generation System& Renewable Energy System Development

To “Reliable Energy Supply” and “Mitigation of Climate Change”

Energy Approach

CCS SystemHigh Temp. Gas Turbine Advanced BWRResidential FC

TOTAL: ８２MT/Y

CO2 Reduction

7Copyright 2009, Toshiba Corporation.

COCO22 Reduction in Energy ProductionReduction in Energy ProductionToshiba will promote the following measures in energy production.

• LWR nuclear power plants• FBR & its fuel cycle system

• Plant efficiency enhancement of thermal power plants• Zero CO2 emissions e.g. CCS*)

• Zero power loss of transmission & distribution systems • Micro-grid for stable dispersed energy operation

• Dispersed power systems e.g. Residential fuel cell• Renewable energy systems

Measures of Toshiba energy vision

*)Carbon dioxide Capture & Storage

8Copyright 2009, Toshiba Corporation.

Contribute to Contribute to WWorldwide orldwide NNuclear uclear DDevelopmentevelopment

PWRPWRBWRBWR

ABWR AP1000

As of Jan. 2009

10 PlantsSweden

19 PlantsJapan

6 PlantsSouth Korea

2 PlantsTaipei

5 PlantsSpain

2 PlantsFinland

2 PlantsSwitzerland

110 Plants10 Countries

1 PlantsBrazil

1 PlantsSlovenia

62 PlantsU.S.A.

PWR 86 Plants

PWR PWR 8686 PlantsPlants

BWR 24 Plants

BWR BWR 24 Plants24 Plants

Others

e2%

a26%

d4%

b12%

Toshiba Group

28%

c3%

391GWe433 Plants

Plant: Main Contractor(Installed Capacity Ratio)

110 operating plants in 10 Countries Worldwide

9Copyright 2009, Toshiba Corporation.

City GasLPG etc

Hot Water Supply & Floor Heating

Grid Power

Hot Water Unit

Fuel Cell Unit

Supplying city gas or LP gas for fuel cell.Electricity and hot water are supplied.Significant improvement of energy consumption and CO2

emission in household.

Residential Fuel CellResidential Fuel Cell

Electricity ShowerBath KitchenLiving

10Copyright 2009, Toshiba Corporation.

Inverter/Controller

Fuel Reformer

Heat Exchanger

Fuel Cell Stack

Main ComponentsMain Components of Residential Fuel Cellof Residential Fuel Cell

Display Model of Fuel Cell Unit

DC Power

Hot Water

H2AC Power

Exhaust HeatCity Gas

LP Gas

Exhaust Heat

Setup of Fuel Cell Unit

11Copyright 2009, Toshiba Corporation.

Advantage of Residential Fuel CellAdvantage of Residential Fuel Cell

effective utilization of energy (86% of fuel energy is available)

High Energy Efficiency & Environmental friendliness by combined Heat and Power Supply

Chemical Energy of Fuel 100%

Available Energy= 86 %Reformer

H2Fuel Cell Stack

（Example of a house）

High CO2 Emission Reduction (30% of CO2 reduction)

Loss 14%

Thermal power 50%

Electric power 36%

Before Introduction

After IntroductionCO2 Emission－３０％

(ton/year)

12Copyright 2009, Toshiba Corporation.

Principle of Fuel CellPrinciple of Fuel Cell

Load

Ano

de E

lect

rodeＨ2

Ｏ2

Ｈ2Ｏ

Ｈ+

Hydrogen AirElectron ｅ－

Electrolyte(ex. Polymer Membrane)

Heat

Hot water

Fuel cell is a device that generates Electric power & Heat from Hydrogen & Air

Fuel cell is a device that generates Electric power & Heat from Hydrogen & Air

Electric power

Cat

hode

Ele

ctro

de

13Copyright 2009, Toshiba Corporation.

Overall Scenario for Commercialization Overall Scenario for Commercialization in Japanin Japan

Future Scenario(Possible Image for future)

FY2020～FY2010～FY2000～Government Scheme

FY2010 2.1GW for Stationary

FY2002 -Field testFY2002 -Field test

Technology verification

Technology verification IntroductionIntroduction PopularizationPopularization

FY2020 10GW for Stationary

From Verification From Verification to Market to Market

IntroductionIntroductionw/ subsidyw/ subsidy

Progress

FY2005～

Introduction：Several k-units to several ten k-units

Establishment：several ten k-units to several hundred k-units

Real Commercial-ization： More than several hundred k-units

FY2005-2008Large scale

demonstration PJ

FY2005-2008Large scale

demonstration PJ

Real Commercial-

ization

Real Commercial-

ization

Enlarge market size with cost reduction by mass production & technology breakthrough

14Copyright 2009, Toshiba Corporation.

Inst

alla

tion

Num

ber

4 years project by supporting of METI’s budget in Japan.Total installation is 3,307 units (including Toshiba 748 units)High energy-savings and CO2 reduction were verified.Cost reduction and reliability improvement were promoted.

480

777930

1120

0

200

400

600

800

1000

1200

FY2005 FY2006 FY2007 FY2008

Large Scale Demonstration Project Large Scale Demonstration Project (FY2005 (FY2005 -- FY2008)FY2008)

A number of installation of each fiscal year A house under the demonstration

Total 3,307

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““ENE FARMENE FARM”” Commercialization has startedCommercialization has started

Joint declaration of commercializationof “ENE FARM” (Jan. 2009)

Commercialization for domestic market has started since FY 2009.Residential fuel cell CHP system is named “ENE FARM”

(Unified product name of Japanese companies.)Governmental subsidy to end-users for “ENE FARM” Promotion.

Toshiba’s “ENE FARM”

16Copyright 2009, Toshiba Corporation.

Fuel Cell for Note PC（20W DMFC）

ToshibaToshiba’’s Fuel Cellss Fuel CellsResidential CHP Fuel Cell “ENE FARM”(700W, PEFC)

Fuel Cell for mobile devices（100mW DMFC）

17Copyright 2009, Toshiba Corporation.

30 30 years experiments of FC development in Toshibayears experiments of FC development in Toshiba

50kW Pilot plant

History of Stationary Fuel Cell in ToshibaHistory of Stationary Fuel Cell in Toshiba

700WResidential

FY1999 FY2000 FY2001 FY2005 FY2006FC vending

machine

FY2007

The initialDevelopmentof 1kW PEFC

The firstresidential

PEFC

Downsizing and cost reduction

Further Costreduction,

FY2005 modelFY2001 model FY2006 modelFY2007 model

Reliabilityimprovement Reliability improvementCost reduction,

Maintainability

to FY2009 model

FY2008 FY2009

TEPCO 11MW Plant（23k hrs.）

NEDO１MW Plant

Onsite 1MW Plant(16khrs).

Onsite 200kW PC25C

1980 1990 2000

18Copyright 2009, Toshiba Corporation.

Features of ToshibaFeatures of Toshiba’’s Residential Fuel Cells Residential Fuel Cell

High Electric Efficiency(36% at rated power)

High Electric EfficiencyHigh Electric Efficiency(36% at rated power)(36% at rated power)

City gas or LP gas can be used as a fuel

City gas or LP gas can City gas or LP gas can be used as a fuelbe used as a fuel

Learning-control program (analyzing demand patterns

for optimal operation

LearningLearning--control program control program (analyzing demand patterns (analyzing demand patterns

for optimal operationfor optimal operation

Low noise design (40dB)Low noise design (40dB)Low noise design (40dB)

The lightest weight (100kg)for easy installation

The lightest weight (100kg)The lightest weight (100kg)for easy installationfor easy installation

Rated power of 700 W(suitable for Japanese general house)

Rated power of 700 WRated power of 700 W(suitable for Japanese general house)(suitable for Japanese general house)

19Copyright 2009, Toshiba Corporation.

Environmental Friendliness is verified by the demonstration project

CO2 Emission Reduction1.2 ton-CO2/year

Equivalent to

Absorption by 2,200m2 of forest

* Absorption rate by forest area = 5.4ton-CO2/ha・Year

Primary Energy Reduction12 GJ/year

Equivalent to

27 % reduction for Japanese average house

（Data from the demonstration PJ of FY2007）

Reduction of Primary Energy & COReduction of Primary Energy & CO22 at a house at a house

* Japanese general house primary energy = 45GJ/year

27 % reduction

Primary Energy

20Copyright 2009, Toshiba Corporation.

ToshibaToshiba’’s Total Power Network Supports Total Power Network Support

Utility Grid

Residence, School

Electric Vehicle, Light RailNew Transit System

Office, Hospital, Store

Co-generation Unit

Thermal Demand

Power Storage

Monitor and ControlPhotovoltaic Power

Distributed Distributed GenerationGeneration

Rooftop Photovoltaic Panel

Power Conditioning System

Battery

FEMS: Factory Energy Management System

Power Plant

Monitor and Control

FEMSFEMSMicro-GridMicroMicro--GridGrid

Heat Heat

Grid-Interconnected Equipment

Micro-grid is composed of multiple distributed generation and load, operating independently from the utility grid.Energy is generated and use effectively by IT control to reduce the environmental impact.

Fuel Cell

21Copyright 2009, Toshiba Corporation.

Solar Power

Hydro Power

Wind Power Water Electrolysis Reforming

Petroleum

LPG

Biomass Waste

Image of energy supply in the hydrogen societyImage of energy supply in the hydrogen society

Power Generation

Fermentation /Gasification

Natural Gas

Fuel cell will become a key technology in approaching hydrogensociety.

Soda Plant

Steelworks

Bi-products

Fuel CellFuel Cell

HH22

Nuclear Plant Residual Heat

Reforming/ Pyrolysis

electricity electricity & & heatheat

22Copyright 2009, Toshiba Corporation.

Waste heat～300℃

H2

Dimethyl Ether *(DME) Steam

reforming

• Thermal power• Nuclear power• Waste processing• Steelworks, etc.

The hydrogen production of 1m3/h has been confirmed.

Hydrogen Production utilizing Waste HeatHydrogen Production utilizing Waste Heat

Fuel cellH2 engine power generationAdd to vehicle fuel (Diesel, LNG )H2 station

Use of H2

* CH3-O-CH3

Reformer

Toshiba Keihin Power Station

H2 Production Test Apparatus

Exhaust gas(Bypassed)

Small scale field testat a thermal power station

MeritEnergy conservationReduction of CO2 emission

23Copyright 2009, Toshiba Corporation.

Fuel cell CHP system is expected to contribute CO2reduction in civilian sector because of its superiority in energy saving ability.

Toshiba has started commercialization of residential fuel cell CHP system “ENE FARM” for Japanese domestic market since FY2009.

We would like to make all efforts to enlarge market size with cost reduction by mass production and technology breakthrough.

Also, we would like to contribute to prevent global warming by spreading superior environmental-friendly technology of fuel cells for overseas market.

SummarySummary

24Copyright 2009, Toshiba Corporation.

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