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Tomokazu Minesaki, Manager Sydney Office, from Central Japan Railway Company delivered this presentation at Rail Safety 2012. For more information on the annual conference, please visit www.railsafetyconference.com.au/
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©
Tomokazu Minesaki
Rail Safety 2012
28-29th March, Sydney
28/MAR/2012
Case Study: Japanese High Speed Rail
- Initiatives Delivering Safe and Reliable HSR Operation-
©
Central Japan
Railway
Company
TOKYO
Nagoya
Osaka
JR Central and its Area
28/MAR/2012
©
Tokaido Shinkansen
• The World’s FIRST High-Speed Rail
- In operation since 1964
(*French TGV since 1981, German ICE since 1991)
• Even now, the Leading High Speed Rail in the World
Series 0 (1964)
1st Generation
210km/h
Series N700 (2007)
5th Generation
270km/h, Sanyo 300km/h
28/MAR/2012
©
JR-Hokkaido
JR-EAST
JR-CENTRAL
JR-WEST
JR-SHIKOKUJR-KYUSHU
JAPAN NATIONAL RAILWAYS
1987 - Privatization
28/MAR/2012
©
Tokaido Shinkansen Diagram
High Volume
323 trains/day
386,000 passengers / day
28/MAR/2012
©
Tokaido Shinkansen Diagram
Punctuality -Reliability-
minutes / train
Annual Average Delay
28/MAR/2012
©
Tokaido Shinkansen Diagram
Safety
28/MAR/2012
©28/MAR/2012
Highway
Shinkansen tracks
Dedicated Line with No Level Crossings
A dedicated, closed passenger rail system with
- complete separation of passenger and freight traffic
- full grade separations
zero possibility of collision with goods trains or motor vehicles
Basic Concepts
©
Protective Fence
Protective
fence
Area in which trespassing is prohibited
Dedicated tracks for HSR ensures Safety and Security
Basic Concepts
28/MAR/2012
©28/MAR/2012
Basic Concepts
- Eliminates possibility of collision with forerunning train
- 100% safety record in Japan for over 47 years
Ground
Facility
Calculated brake pattern Comparison of
brake pattern and speed
Brake command
ATC Signal
(Information on the forerunning train)
Automatic Train Control (ATC)
Brake pattern is calculated by
on-board ATC system
©28/MAR/2012
Basic Concepts
- Monitors operational condition of trains and facilities
- Manages train operations comprehensively
- 100% safety record in Japan for over 47 years
(Computer-aided Traffic Control)
Shinkansen General Control Centre (Tokyo) Schedule Diagram
6:00
…
7:00 8:00 9:00Tokyo
Nagoya
Shin-
Osaka
©28/MAR/2012
Basic Concepts - Maintenance
Multiple Inspection Train : Dr Yellow
7-car EMU train
Inspects track, catenaries, and
signalling and telecommunications
facilities
Conducts inspections at 270km/h
during operating hours.
Runs every 10 days.
0
10
-10[mm]
10m弦高低左 06-01
0
10
-10[mm]
10m弦高低右 06-01
0
10
-10[mm]
10m弦通り左 06-01
0
10
-10[mm]
10m弦通り右 06-01
JR東海 東海道新幹線 下り (7K621.51M ~ 8K695.59M)
0
0.05
0.1
0.15
0.2
-0.05
-0.1
-0.15
-0.2[g]
動揺上下 06-01
0
0.05
0.1
0.15
0.2
-0.05
-0.1
-0.15
-0.2[g]
動揺左右 06-01
JR東海 東海道新幹線 車体加速度 下り (220K261.99M ~ 222K41.86M)
Acceleration data Rail deformation data
©
12:00 19:00
23 24 1 2 3 4 5 6 7
24:00 5:00
Tokyo
Nagoya
Shin
-Osaka
6:00
Securing Maintenance Time for TracksMaintenance hoursCommercial operation hours
Firs
t se
rvic
e o
f the
da
y
Ins
pe
ctio
n c
ar
Last s
erv
ice o
f the d
ay
Maintenance hours
Inspection carAn inspection car is operated to confirm the safety of rail tracks, making it possible for all services to operate at regular speed from the start of each day.
Passenger-dedicated
rail enables
maintenance work for
the entire network of
tracks.
28/MAR/2012
Basic Concepts - Maintenance
©
Beyond the basics: maintaining safe operations
28/MAR/2012
1. Policy and philosophy
2. Hardware
-Investment in the latest technology
3. Software -Education and Training of Employees
-Practical Training
©28/MAR/2012
- Rolling stock
- Ground facilities and tracks
- Power and signal facilities
- Disaster prevention facilities
- Protective facilities
- Safety promotion structure
- Employee Education and Aptitude
- Maintenance
- Operation management
Hardware Software
Integrated Management of the “High-Speed Railway System”
The safety and high quality of the Tokaido Shinkansen has been assured
through the integrated management of the “High-Speed Railway System,”
which is comprised of both hardware and software.
Importance of Integrated Management of Railway Systems
Safety and Punctuality
©
1. Policy and philosophy
28/MAR/2012
3 Safety requires absolute confirmation and thorough communication.
4 Safety requires cooperation as one beyond assigned tasks.
5 When in doubt, take the action deemed safest and ensure that
nothing is missed.
1 Safety is the number one
priority of our transportation
service.
2 Safety starts with strict
adherence to rules and
fulfillment of duties, and rests
on continual self improvement.
©28/MAR/2012
1. Policy and philosophy
Rolling Stock
Track and
Infrastructure
Power, Signal and
Telecommunication
Operation
Safe and Reliable Operation
©28/MAR/2012
(1AUD=80JPY)
1.602.11 2.23
1.732.05 1.95
2.61
3.463.31
3.05
3.603.85
0.00
0.50
1.00
1.50
2.00
2.50
3.00
3.50
4.00
4.50
2006 2007 2008 2009 2010 2011
Safety-Related Investments Total capital Investments
(billions of AUD)
(FY)
2. Maintaining safe operations -Hardware-
©
Disasters by Typhoons
(7/7/1974) (18/9/1990)
Embankment Collapse
28/MAR/2012
Rainfall
©
Concrete cover on embankments
《Embankment
Reinforcement
Measures》
Countermeasures
Drainage
pipes
Drainage pipe construction
《Slope Measures》
Flood prevention wallFree frame construction
Annual Rainfall Tokyo London Sydney
1,500mm 750mm 1,200mm
⇒after measures , no damage28/MAR/2012
©
Shear failure Bending failure
28/MAR/2012
Earthquakes
©
Seismic Retrofit for Viaduct Bridges
Steel jacketing around columns
Steel jacketing
(In service)
28/MAR/2012
©
Seismic Retrofit for Embankments
Seismic retrofit for embankments using Steel Sheet piles
Embankment
Retaining
wall
Steel sheet
piles
Prestressing steel bar
(Tied both sheet pile
tops)
Ground
(In service)
28/MAR/2012
©
Epicenter
Primary-Seismic Wave Wave propagation
7km/sec.
Secondary-Seismic
WaveWave propagation
4km/sec.
Detector Substation
Shinkansen
Train
ΔT
P-Seismic wave
detected
S-Seismic wave
arrived
Calculation &
Transmission (2sec)
Alarm
28/MAR/2012
TERRA-S (Tokaido Shinkansen Earthquake Rapid Alarm-System)
©
October 23, 2004 17:56 PM
Jouetsu-Shinkansen Line
Derailment.
No one died or injured.
28/MAR/2012
Derailment caused by earthquakes
JR East
©
【collision】
【regular】
maintenance
Anti-derailment guard Post- Derailment Stopper
New countermeasures against earthquakes
28/MAR/2012
©
Mar.11.2011 14:46
Magnitude 9.0
Epicenter
130km
Sendai
The Great East Japan Earthquake
Tohoku
Shinkansen
©
The Great East Japan Earthquake
(Tokaido Shinkansen)
Mar.11.2011 Tokaido Shinkansen
14:46 Earthquake occurred
TERRA-S detected P wave
and stopped operating
14:46-17:42 Track Inspection
18:26 Operation resumed
Mar.11.2011 evening at Tokyo
©
3. Software
28/MAR/2012
©
《Skill development》
Training at the Train Crew Depot
We regularly reassess the knowledge and skills of train crews
to maintain safe operations.
28/MAR/2012
Simulator for Shinkansen Drivers
Simulator for Shinkansen
Conductors
©
Catenary wire recovery
Evacuation of passengers
28/MAR/2012
General training sessions simulating actual accidents
Repair of derailed rolling stock.
©
Safety as a state of mind: employee education
Supervisor Driver
28/MAR/2012
Supervisors
Drivers, Conductors
©
Learning System (CJR e-Learning system)
-Started in 1996
-30 courses
-8,000 employees / year
Self Development
28/MAR/2012
©
《Sleeping Management》
Irregular work style (driver, conductor)
catnap
Self-management
28/MAR/2012
©
New Employee General Training Centre
28/MAR/2012
©
Training Devices
28/MAR/2012
Shinkansen Conventional Line
©28/MAR/2012
©28/MAR/2012
Thank you for your attention.