1. Integrated Subway Monitoring System
Hang Jae Chung
Seoul Metropolitan Rapid Transit
corporation(SMRT), Manager
Seoul, South Korea

2. Integrated Subway Monitoring System
Contents

3. Integrated Subway Monitoring System
Seoul Metropolitan Rapid Transit(SMRT)?
5
6
7
8

4. Integrated Subway Monitoring System
SMRT→ Seoul subway L5~8 operation
As of January, 2012
Line Line 5 Line 6 Line 7 Line 8 Total
Opened 1995 2000 1996 1996
Length(km) 52.3 35.1 46.9 17.7 152
Stations 51 38 42 17 148
Passengers
(million / day)
825 501 901 236 2,463
Company SeoulMetro SMRT Metro 9 Total
Operation Line
4
(Lines 1~4)
4
(Lines 5~8)
1
(Line 9)
9 lines
Length(km) 137.9 152 27 316.9
Stations 120 148 25 293
Passengers
(million / day)
4.136 2.463 0.3 6.899

5. Integrated Subway Monitoring System
1. Tunnel Monitoring System(TMS)

6. 1. Tunnel Monitoring System(TMS)
Facilities to monitor in tunnel
Overhead + Ceiling
Track
Tunnel Structure

7. 1. Tunnel Monitoring System(TMS)
Tunnel Monitoring Time for 152km?
Service Finish
Service Start
Maintenance
(AM 1:30 ~ 4:30)
Service
(AM 5:30~01:00)

8. 1. Tunnel Monitoring System(TMS)
Overview
Data access
control
Data analysis
(Revenue Train) Tunnel
Data Capture(Daytime)
Cameras + Noise
& Vibration sensors
TMS Train moving
Remote Monitoring
Data Distribution
& Analysis
Data
Storage

9. 1. Tunnel Monitoring System(TMS)
7 Cameras & Noise & Vibration Sensors
One Tunnel Monitoring train per operation line
Tunnel structure
Camera
Track
Camera
Mobile Wimax
Camera Overhead
Camera
Noise &
Vibration
sensors

10. 1. Tunnel Monitoring System(TMS)
Real view of TMS train & Components
Overhead
Track(R)
Tunnel Cam(R)
WiMAX Camera
Track (L)
Tunnel Cam(L)
Text
Text
Text
Text
Text
Noise sensor
Vibration
Sensor
Recorded Data
Storage Device
RFID Antenna
→Station IDTachometer
→ Distance calculation source

11. 1. Tunnel Monitoring System(TMS)
Real view of TMS train & Components
Camera for
Tunnel Structure(R)
Camera for
Rail(R) Wimax Camera
Camera for
Tunnel Structure(L)
Camera for
Rail(L)
Light Light
Other Components
Noise Sensor Vibration Sensor
& System
Control & Storage
system in the car
RFID Antenna Tachometer

12. 1. Tunnel Monitoring System(TMS)
Real view of TMS train & Components
Camera 1 for
Overhead
Camera 2 for
Overhead
Monitoring Center
Server &
System
Analysis System Viewing Monitor

13. 1. Tunnel Monitoring System(TMS)
Real view of TMS Components
Replay Speed
Control
Location
Information
Camera
Selection
Line Selection
Monitor
section
Tunnel
Structure
Track
OverheadNoise &
Vibration
graph

14. 1. Tunnel Monitoring System(TMS)
Seeing is Believing!

15. 1. Tunnel Monitoring System(TMS)
Let's watch the TMS!
Tunnel Facilities Maintenance Design Enjoy the TMS Effect

16. 1. Tunnel Monitoring System(TMS)
Fault finding cases
Case #1 Overhead Case #2 Track Case #3 Structure

17. 1. Tunnel Monitoring System(TMS)
Benefits(Statistics Based)
-
200
400
600
800
1,000
1,200
1,400
1,600
Before
(Jan~Jun, 2010)
After
(Jan~Jun, 2011)
Increased Fault Findings/
Preventive maintenances
-
5
10
15
20
25
30
35
Before
(Jan~Jun, 2010)
After
(Jan~Jun, 2011)
Problems occurred by
tunnel facilities
(cases)
+200% - 53%
Safety ↑ + Maintenance Efficiency ↑

18. 1. Tunnel Monitoring System(TMS)
Summary & technical features
No. Items Description
1 Operation January, 2011~ (1.5 years~)
2 Picture frames
15 frames/sec.(Up to 50mph=80kph)
(Picture quality proven by SMRT)
3 Lighting Infrared LED
4 Resolution 1,280X960=1,228,800 pixels/picture
5 Data Storage
500GB/ day, 152km, L5~8
1 picture frame= 0.15MB(150kB)
6
Next challenges
(Upgrades)
- Tunnel fault Auto detection function
- Train Speed adaptive picture frames
(Storage data reduction)

19. Integrated Subway Monitoring System
2. New Technical Control Center

20. 2. New Technical Control Center
Before & After pictures
Before After
Scattered places  Integrated & Up-to-date Technical Control Center

21. 2. New Technical Control Center
Integration of 6 Fields’ 39,517 equipments
Power
(3,940)
Circuit Breaker Transformer Rectifier Emergency power Remote control
2,248 1,097 157 274 164
Facility
(7,411)
Ventilator Cooling Equipment Drainage pump
Elevator
/Escalator
Disaster
prevention
4,738 283 863 1,380 147
Commu-
nication
(1,885)
Digital
transmission
Train Radio
Destination
display
CCTV IP Exchange
154 458 768 165 340
Signal
(3,637)
Switching
machine
Track circuit
Electronic
Interlock
Signaling data
Transmission
Total Traffic
Control
525 2,946 81 81 4
PSD
(20,183)
PSD Track Entrance Total surveillance Control Box Power supplier
9,552 614 158 9,552 307
USN
(2,461)
Motor sensor Track circuit Temp. sensor Rail displacement CCTV
782 58 809 30 782

22. 2. New Technical Control Center
Integration by Intranet
Integrated & Centralized Remote Monitoring
(Electricity, Facility, Signal, PSD, USN, etc.)

23. 2. New Technical Control Center
Integration of Data Base Servers
HMI
Server
Data
Server
Data
Server
Data
Server
Line 5
Server
L6/7/8
Server
Relay
Server
Signal
Server
Relay
Server
Relay
PC
User
Interface
Electricity
Facility
Facility
communication
USN
(Ubiquitous Sensor Network)
Signaling
Groupware
server
USN
Server

24. 2. New Technical Control Center
Integration Process
New User Interface
신호 OPC 컴퓨터
설비 D/B
Server
중계서버Switch
통신
중계서버
PSD
Switch
중앙전산기
중계서버
[ 관제
시스템 ]
[GMIS
서버]
GM_ELX
XX
전력
HUB
HUB 중계서버HMI
Server
NMS
Switch
HUB
HUB
HUB GM_FAXX
X
MMS_X
XX
GM_SGX
XX
GM_PDXX
X
Switch
USN 중계PC
[ USN ] [USN 서버]
TB_USNXX
X
WAS
New UI configurationStandard DBIndividual code
New
UI

25. 2. New Technical Control Center
New main User Interface Screen
Monitoring of train operations of all lines + facility alarms

26. 2. New Technical Control Center
Fault acknowledge Check system
Checks the user who acknowledged

27. 2. New Technical Control Center
Integrated Technical fields + Alarm Levels
Integrated Classification of technical fields & Alarm level indication

28. 2. New Technical Control Center
All lines’ alarms at a glance!
Integration of All kinds of alarm information of all lines

29. 2. New Technical Control Center
Integrated Alarm list
Integrated Alarm list indication(per line, field)

30. 2. New Technical Control Center
Station Facility Monitoring
Monitoring of station facilities & Alarms

31. 2. New Technical Control Center
Platform Screen Door Monitoring & Control
Red Box→ Platform Screen Door Monitoring & Control
Line 5
Line 6
Line 7
Line 8
↑ Individual
Station’s
PSD
Monitoring
+ Control
Technical
Control
Center→

32. 2. New Technical Control Center
Electric Power Monitoring
Substation Operation, Temp. , Noise, CCTV monitoring

33. 2. New Technical Control Center
Signaling system Monitoring
Monitoring of Track circuit state, Signal Room Temp., Noise

34. 2. New Technical Control Center
Rail condition Monitoring
Rail on the bridge Monitoring

35. 2. New Technical Control Center
Rail condition monitoring data
Temp., Noise, Voltage, Current, Displacement, Vibration data

36. 2. New Technical Control Center
Remote CCTV Monitoring
Remote CCTV monitoring of various function rooms(ZOOM+Tilting)

37. 2. New Technical Control Center
Improvements
 Lower Monitoring Efficiency
 Total monitoring(X)
 Higher Monitoring Efficiency
 Quick Acknowledgement &
Response by Total Monitoring
(Old) Individual
Monitoring
(New) Integrated
Monitoring

38. 2. New Technical Control Center
Changes of Time Figures
 Fault Acknowledgement & work order:
☼ 57 min. (Before)  30 min. (After)
 Treatment time & report:
☼ 358 min. (Before)  180 min. (After)
 Alarm for delayed Fault Acknowledgement :
☼ 15 min. after fault alarm

39. Thank you for listening!
E-mail:
rspt123@paran.com
hjchung@smrt.co.kr
www.smrt.co.kr