3 rd IRRB meeting 1. Customer satisfactions 2. Environmental actions 1. Customer satisfactions 2....

3rd IRRB meeting3rd IRRB meeting

1. Customer satisfactions2. Environmental actions1. Customer satisfactions2. Environmental actions

Director General, Technology Planning Dept. and Research & Development Center

East Japan Railway Company

Director General, Technology Planning Dept. and Research & Development Center

East Japan Railway Company

Takashi ENDOTakashi ENDO

Copyright 2006 East Japan Railway Company All rights reserved.

1. Customer satisfactions


What is CS in railway?

SafetySafetyandand

StabilityStability

SafetySafetyandand

StabilityStabilityReasonableReasonable

pricepriceReasonableReasonable

priceprice

ConvenienceConvenienceandand

ComfortComfort

ConvenienceConvenienceandand

ComfortComfort


●Contactless IC card ”Suica”　　 Improvement of Suica function●Touch-less gate system More comfort than Suica

AnytimeAnywhereAnyone

Station

Gate

On train

Station

Destination

●Railway information　　 railway service information, time table●Business on web site　　 Seat reservation, electronic settlement

●Design for improved comfort in near-future trains●Improving sound insulation of passenger compartments●On-board ticket inspection system

■Improvement of comfort on train

●”Smart Station” vision

■IC cards and wearable tickets

■Approach by web site

Ticketoffice

Convenience and comfort in railway

Go easily to a destination

●Automation of operation management

■ Support for quick return to schedule after disruptions

Facilities

●Network signal control system　 Application of general IP technology

■High reliability and cost saving facilities

HomeOffice

●Higher running speeds●Eco-friendliness

■Speed up

■Precise information for passengers

Transportation


2. Environmental actions


New energy system

･ Development of diesel hybrid train

･ Development of fuel cell hybrid train

Action to environment and energy

Important R&D concepts in East Japan Railway company

about environment and energy

Harmony with environment

･ Circulation use of resources

･ Prevention of warming by CO2 reduction

･ Reduction of an environmental pollution material


A carbon dioxide discharge

1,0001,0501,1001,1501,2001,2501,3001,3501,4001,4501,500

1990

1992

1994

1996

1998

2000

2002

2004

mill

ion

-t

16,000

17,000

18,000

19,000

20,000

21,000

22,000

23,000

24,000

1980

1985

1990

1995

1999

2000

2001

2002

mill

ion

-t

A worldwide carbon dioxide discharge(Statistics bureau, ministry of internal affairs and communications)(National institute for environmental studies)

A carbon dioxide discharge in Japan

　・ The issue of global warming worsens more and more

　・ The Kyoto Protocol was in acted in Feb 16th,2005

(Protocol adoption: Dec 1997)　　　 Greenhouse gas reduction target in Japan:

　　　　 6% reduction compared with 1990 ratio

　　　　　⇒　 Greenhouse gas reduction is urgent business

2012 target


Japan’s Environment ( CO2 emissions )

Transport262

Household395

Industrial466

Other163

Motor Vehicles231

ＪＲ East2.39

Other railway companies4.61

Railways 7

Airplanes 11Others 13

14

19

Bus 53

Aircraft 111

Motor Vehicles 175

Rail (average)

JR East

Japan’s CO2 emissions （ Million t-CO2 ）

Japan’sCO2

emissions, by sector

Comparison of CO2 emissions

Source: ”Transportation and Environment,” Foundation for Promoting Personal Mobility and Ecological

Transportation

(g-CO2/passenger-km)

Transport CO2

emissions,by mode

CO2 emissions of rail overall,

JR East Note: All data are for FY2004

・ The Kyoto Protocol was enacted in February 2005.

・ Emission reduction target -6% (compared with 1990 ）・ Rail’s environmental impact per unit of transport is low.

・ However, JR East’s share of total CO2 emissions among railways overall in Japan is large.

・ The Kyoto Protocol was enacted in February 2005.

・ Emission reduction target -6% (compared with 1990 ）・ Rail’s environmental impact per unit of transport is low.

・ However, JR East’s share of total CO2 emissions among railways overall in Japan is large.

JR East is making further efforts to reduce its environmental load.JR East is making further efforts to reduce its environmental load.


Energy flows of JR East

Source: JR East Group Sustainability Report 2006

0.22 million t-CO2

Inputs/Outputs Sources of electricity

Crude oilequivalent95,000 kℓ

(3.7billion MJ)

Electricity6.24Billion kWh

(56.4billion MJ)

Conventional lines3.10 billion kWh 50%

Shinkansen lines1.15 billion kWh 18%

Stations, offices, etc.1.41 billion kWh 23%

Supplied toother companies

0.58 billion kWh 9%

1.44 million t-CO2

Fossil fuels, etc.

1.16 million t-CO2

JR East’ thermal plant2.67 billion kWh 43%

JR East’shydroelectric plant

0.82 billion kWh 13%

Purchased2.75 billion kWh 44%

Conventional lines29,000kℓ 31%

Stations,offices, etc.

66,000kℓ 69%

Energy consumption

Railway operation energy is about 74% of all consumption

94%

6%

City gas,kerosene,

class C heavy oil

Diesel fuel,kerosene,

class A heavy oil,city gas


Evolution of conventional trains in JR East

Stainless steel body, light weight bogie, regenerative brakes

Light weight stainless steel body, VVVF inverter, induction motor

103 series(1963～ )

205 series(1985～ )

209series(1993～ )

100%

66%

47%

Information management with TIMS

Reduction of wiringE231 series(2000～ )

Old type

New type

New series

Power consumptionPower consumption 103 series = 100%

ConceptHalf of the costs/ weight/ life

Concept･ A new “general form” train･ New train information management system･ Barrier-free promotion

Steel body, resistance brakes control, direct current motor

E233 series(2006～ )

Double system of main devices

Person friendly railcar

(Universal design, barrier-free)


Development design of NE (New Energy) train

Diesel trains in JR East: about 530 cars

1. Low energy efficiency

2. Emission and noise

3. Much maintenance

4. Performance of acceleration and braking

Concept1. Harmony with environment・ Energy saving・ Reduction of emission and noise2. Switch to electrical railcar technologies・ Less maintenance・ Performance improvement

44 43.141 40.6

20.6 19.7 18.8 18.617.5

30

40

50

1990 2000 2001 2002 2005

(bill

ion

MJ)

10

17

24

(MJ/

car-

km)

(Target) (Base)

EC:17

DC:23

Trends in energy consumed for train operations and train energy consumption

per unit of transportation volume

Energy consumed for

train operations

Train energy consumption per

unit of transportation

volume

Diesel hybrid train


Development of diesel hybrid train

• Environmental load reduction– Energy saving of around 20% with regenerative brake– Reduction to half in NOx and PM, by combination with An anti-effluent

gas measure engine and hybrid system• Application of latest train technology

– Realization of less maintenance and performance level same as a electrical train by using common device

• Hybrid system

Light oil

Battery

Converter

Dieselengine

Generator

Wheel

タAuxiliary power supply

Inverter

Motor

Motor


Diesel Hybrid TrainBattery for traction system

Driving bogieRunning bogie EngineGenerator Converter/Inverter

CP

Engine

LB

SIV

Line braker

Radiator

Fuel Tank

Body Stainless steel (length 20 m)

MAX speed 100 km/h　Main circuit ・ Hybrid system

・ Control device・ Traction motor・ Battery for traction system・ Generator・ Engine

Series Hybrid SystemVVVF inverter (IGBT)Induction motor (95 kW×2)Lithium ion battery （ 10 kWh）Induction generator (180 kW)Diesel engine (330 kW/2100 rpm)

Bogie Bolsterless bogie

Brake system Electric command air brake system with regenerative braking


Hybrid control system

Stop Departure

Power running Braking

E ： Engine G ： Generator C ： Converter SIV ： Static inverter I ： Inverter B ： Battery for traction system M ： Motor W ：Wheel

GI C

M

M

B

GI C

MSIV

M

B

W

W

E GI C

M

M

B

GI C

MSIV

M

B

W

W

E

GI C

M

M

B

GI C

MSIV

M

B

W

W

EGI C

M

M

B

GI C

MSIV

M

B

W

W

E


Diesel hybrid train “KIHA 200 series”

Diesel Hybrid Railcar

Koumi line

Capacity117 passengers

(Both ends have driver’s cabs)

Maximum speed 100kmh

Floor height(Step height)

1130mm(970mm)

Rest roomA Western style restroom for wheelchair

A vacuum-type sanitation device

Body Light weight stainless steel

OthersLED destination displayGuide display inside car

Generator and engine

for low floor

Motor Unification of a main circuit device

and assistance power-supply unit

Li-ion battery A rest room for wheel chair

Capability for one-man operation


Development of fuel cell hybrid train

■An aim of fuel cell system development

All vehicles which JR East holds: approx. 13,000 railcars1.Further environmental load reduction

2.Realization of a new power system for coping with the fossil fuel drying up

(Switch from electricity to hydrogen)

3.Reduction of ground facilities, Effective use of rail space,

Scenic improvement along lines


Fuel cell hybrid train

Battery for traction system

Converter/InverterFuel cellHydrogen tank

Main circuit

・ Hybrid system 　　 Series hybrid system・ Control device 　　 VVVF inverter (IGBT)・ Traction motor 　　 Induction motor (95kW×2)・ Battery for traction system Lithium ion battery (19kWh)・ Fuel cell 　　　　　　 65kW×2・ Hydrogen tank 270liter / 35MPa

■Purposes of development

･ Development of hybrid system using fuel cell and battery

･ Safe vehicle structure and ground facilities for hydrogen supply

･ Development of technology in accordance with laws

■Fuel cell hybrid train (Remodeling of NE train)

Body Stainless steel (length 20m)

MAX speed 100km/h 　Bogie Bolsterless bogie

Brake system

Electric command air brake system with regenerative

braking


System constitution

Diesel Hybridsystem

Light oil

Battery

Con-verter Diesel

engineGenerator

Wheel

タ

Auxiliary power supply

Inverter

Motor

Fuel cell system

Battery

Voltageup

chopper

タ

Auxiliary power supply

InverterHydrogen

tankMotor

Wheel

Motor

Motor

Fuel cell


Test run movie of fuel cell hybrid train


Expectations toward fuel cell vehicle realization

Larger capacity and higher speed

hydrogen supply/filling system

Higher power density, more compact size

and lighter weight

Higher voltage and longer life

Lower price

3 rd IRRB meeting 1. Customer satisfactions 2. Environmental actions 1. Customer satisfactions 2....

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