The KTX operation and RS The KTX operation and RS Maintenance ExperienceMaintenance Experience
KOREA RAILROADKOREA RAILROADPh. D. Gil-Hyun, KangPh. D. Gil-Hyun, Kang
Korail Eurailspeed 2005
Introduction of KTX OperationLines were successfully opened from 1Lines were successfully opened from 1stst Apr 2004 Apr 2004The 2The 2ndnd Phase will be completed 2010 Phase will be completed 2010 1st phase of Kyeongbu Line: 408.5 (222.1) km1st phase of Kyeongbu Line: 408.5 (222.1) km
Total project cost : 19 billion US $Total project cost : 19 billion US $ New line(222.1km) and New line(222.1km) and two depots two depots Upgrade Conventional lines (186.4km)Upgrade Conventional lines (186.4km)
The Electrification of Honam Line: 250.6 kmThe Electrification of Honam Line: 250.6 km Daejeon~Mokpo line electrification Daejeon~Mokpo line electrification
Geographical characteristicsGeographical characteristics Minimum curve radius 7000m, 25/1000‰Minimum curve radius 7000m, 25/1000‰
47 tunnels on the new line(77.1km), 47 tunnels on the new line(77.1km), 86 bridges (83.4km)86 bridges (83.4km)
Complex traffic operation because of using Complex traffic operation because of using both HSL and CLboth HSL and CL
Dual Signal system Dual Signal system (CL ATS/UVH, HSL (CL ATS/UVH, HSL ATC/VFH),ATC/VFH), Neutral section(30) Neutral section(30)
Korail Eurailspeed 2005
Technical background of the KTXTechnical background of the KTXDevelopment of Rolling Stock Technology
Types of Roling Stock 1970 1980 1990 2000EMU, subway line No.1
Mild Steel Carbody, DC TM 301L Stainless Steel Carbody, AC TM
EMU,Kwachon,Bundang Ilsan line(PWM Converter & VVVF Inverter Control) GTO IGBT
EL, Joongang, Taebak line(Thyristor Control DC TM) Thyristor
EMU,VVVF Electric Locomotive(PWM Converter & VVVF Inverter control) GTO
DL, Diesel Electric Locomotive(1950~ EMD : 2000~7000) stream line 7000 series
Pushpull Diesel hydraulic Traction
HSR, KTX High Speed Train Mild Steel
Revenue service speed(km/h)110~120 140~150
300Signal
ATS (3/5 steps) ATC/ATSCentral Traffic Control System
Korail Eurailspeed 2005
KTX Operation and Maintenance KTX Operation and Maintenance ExperienceExperience
KTX MICS
KTX OIS KTX RCM KROIS
date ’04.4.1~7.15 ’04.4.1~7.15 ’04.4.1~7.15 ’05. 4.15~
Available train set
weekday 33 33 36 35~37
weekend 33 35 38 39
Number of trains
weekday 128 122 132 132~137
weekend 128 128 142 152
Train set: 46 sets
-Seoul depot: 1,313,334m2
-Busan Depot: 390,939m2
Maintenance Information System: CAI, RCM
Train Operation record: peak: 85%, normal: 80%
Korail Eurailspeed 2005
Before opening, 6 month, 12 month Before opening, 6 month, 12 month KTX system monitoringKTX system monitoring
KRRI,SNCF-I Technical CooperationKRRI,SNCF-I Technical Cooperation - 1- 1stst phase: Oct. 1999~Dec. 2000 - 2 phase: Oct. 1999~Dec. 2000 - 2nd - nd - Phase: Jan. 2001~Dec. 2002 Phase: Jan. 2001~Dec. 2002 - 3- 3rdrd Phase: Mar. 2003~Jun. 2004 Phase: Mar. 2003~Jun. 2004
Test and Data acquisition (2003~2005)Test and Data acquisition (2003~2005) - conventional line upgrade : 2003 - KTX system monitoring: 2003, 2004, 2005- conventional line upgrade : 2003 - KTX system monitoring: 2003, 2004, 2005 System monitering for the KTX safe operationSystem monitering for the KTX safe operation - wide range of investigations: 2004~2005- wide range of investigations: 2004~2005 - wheel rail interface, mechanical failures, noise and vibration, pressure waves etc.- wheel rail interface, mechanical failures, noise and vibration, pressure waves etc.
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5
10
15
20
Month
고장
건수
monthYear 2004 Year2005
4 5 6 7 8 9 10 11 12 계 1 2 3 4 5
failure 18 16 11 10 5 9 8 3 1 81 6 3 4 2 5
KTX operation ExperienceKTX operation Experience The number of troubles are seriously improved in 2005
Korail Eurailspeed 2005
Threats to the KTX safe operationThreats to the KTX safe operationSwaying, Broken Anti-rolling device & ball joint
Cracks on the center pivotCracks on the center pivot: 20car traction Problem
Broken Reduction Gears
Korail Eurailspeed 2005
Future ProjectsFuture Projects Development of the New Brand Korean Development of the New Brand Korean
High-speed TrainHigh-speed Train Speed up the main linesSpeed up the main lines - High speed line: 350km/h - High speed line: 350km/h - Conventional line: upgrade over 200km/h- Conventional line: upgrade over 200km/h Preparation of 2Preparation of 2ndnd phase HS Line in 2010 phase HS Line in 2010 - High speed freight traction system- High speed freight traction system Order of the Honam & Cholla line Order of the Honam & Cholla line
New brand High speed trainsetNew brand High speed trainset : Jul. 2005~Dec. 2007/2008: Jul. 2005~Dec. 2007/2008 Cost: 400 billion WonCost: 400 billion Won - Maximum commercial speed 300/350km/h- Maximum commercial speed 300/350km/h - - Application of IT, Radio, GPS, GIS technologyApplication of IT, Radio, GPS, GIS technology - Interior design & Aerodynamic head design- Interior design & Aerodynamic head design IGBT/IGCT technology for the Asynchronous trIGBT/IGCT technology for the Asynchronous tr
action driveaction drive
Thank you for your attention!Thank you for your attention!