Centralised Traffic Control Working On Dhamra line of ECoR
Centralised Traffic Control Working On Dhamra line of ECoR P. Venkata Ramana, Senior Professor (Signal) Indian Railway Institute of Signal Engg & Telecommunication, Secunderabad Railway Convention on 3Cs Systems Manekshaw Convention Centre, New Delhi 28th & 29th August, 2015 DHAMRA PORT BAY OF BENGAL DHAMRA LINE Ranital Link Bhadrak Bhatatir a Tihiri Gurudaspur
Bansara Dhamra Rail Flyover Bhadrak J n. Bulb 1 Port Dhamra Bansara Bulb 2 Gurudaspur Tihiri Bhatatira J n Chennai - Howrah Trunk Route
DHAMRA LINE Ranital Link SYSTEM OF WORKING Bhadrak J n. Port Bulb 2 Bulb 1 Dhamra Bansara
Gurudaspur Tihiri Chennai - Howrah Trunk Route Rail Flyover Bhatatira J n Ranital Link Ranital Link: Special Class Station Bhatatira Jn: B Class 6 line Station Tihiri: C Class Station Gurudaspur: B Class 4 line Station Bansara: C Class Station Dhamra Terminal: B Class 8 line Station Port Bulb 1:
Special Class Station Port Bulb 2: Special Class Station SYSTEM OF WORKING Port Bulb 2 Bulb 1 Dhamra Bansara Gurudaspur Tihiri Chennai - Howrah Trunk Route Rail Flyover Bhatatira J n
Ranital Link Multiple Aspect Colour Light Signalling (MACLS) Interlocking Controller Bhadrak J n. Single Processor with Diverse Software Hot Standby Keyboard, Video, Mouse (KVM) Data logging & Diagnostics Track detection by track circuits LED Signals SYSTEM OF WORKING Port Bulb 2 Bulb 1 Dhamra Bansara
Gurudaspur Tihiri Chennai - Howrah Trunk Route Rail Flyover Bhatatira J n Ranital Link Conventional Double line Block: Bhatatira Bhadrak -- Ranital link junction cabin Inter-cabin Slot working Bhadrak J n. Dhamra Terminal - Port Bulb 1 & Port Bulb 2 Electronic Block: Bhatatira Tihiri Gurudaspur Bansara Dhamra Terminal
Block Section Proving by Axle Counters WAYSIDE STATION CTC CONFIGURATION CTC NETWORK Leased Line Bhadrak J n. STATION INTERLOC KING C ONTROLLER C ENTRALISED TRAFFIC C ONTROL Bulb 1 Port Bulb 2 OFC Dhamra
Bansara Gurudaspur Tihiri Chennai - Howrah Trunk Route Rail Flyover Bhatatira J n Ranital Link CTC FEATURES Application Servers In duplicate Control Terminals Controller, Supervisory, Operations GPS based Time Servers GPS Antenna In duplicate
Network Devices Industrial Grade Switches & Routers for Dark fibre & Local Ethernet Diagnostic & Maintenance Panel Video Replay, Data logging & Diagnostics CTC FEATURES Application Modules Station Layouts Status of Interlocking Controllers Alarms & Enunciators Local & Remote Faults Algorithm Application Data design User Authentication Route Stacking Fleet mode KVM
NMS CTC FEATURES Local/Remote Operation Signals, Switches, Crank Handle & Gate Controls Block Operation All Emergency Cancellations Except Emergency Switch Operation CTC NETWORK CTC NETWORK Leased Line Bhadrak J n. STATION INTERLOC KING C ONTROLLER C ENTRALISED TRAFFIC C ONTROL Bulb 1
Port Bulb 2 OFC Dhamra Bansara Gurudaspur Tihiri Chennai - Howrah Trunk Route Rail Flyover Bhatatira J n Ranital Link Essentials of Absolute Block Working For Single line provided with MACLS
Line Clear has been received from the Block Station in advance The line is clear of trains running in the same direction, up to the first stop signal and an adequate distance beyond it The line is clear of trains running in the opposite direction The adequate distance shall not be less than 180 meters in MACLS Special Requirements - Indications LINE CLOSED At both the stations When the instruments are normal and there is no train in the block section TRAIN COMING FROM At the receiving station When Line Clear for a train to leave the Block station in rear has been given TRAIN GOING TO At the sending station When Line Clear for a train to leave a Block station has
been received from the Block station ahead TRAIN ON LINE At both the stations For Token less Block Instruments Special Requirements Push Button TRAIN GOING TO & COMING FROM Button for TRAIN GOING TO Co-operation of the Station Masters be dispensed with TRAIN ON LINE be automatic LINE CLOSED Button for LINE CLOSED Can be dispensed with where an automatic device of closing the Block section is provided BLOCK WORKING TIHIRI LINE C LEAR
G RANT REQUEST SEC TION BLOC K LINE C LOSED TRAIN ON LINE 2 DID (THR-BTTR) P BAXT (THR-G RDP) 1 P BAXT UID
LINE C LEAR G RANT REQUEST SEC TION BLOC K LINE C LOSED TRAIN ON LINE BLOCK WORKING Steps Involved Establishment of Direction of Traffic Obtaining Line Clear Closing of Block Section DIRECTION SETTING BHATATIRA TIHIRI S22 GURUDASPUR
S2 1T S2 BA XT 1T BA XT 1T 2T S1 S1 Up Bhattathira S17 Dn
Tihiri Gurudaspur Signals S1 RECR Up S1 RECR Up S2 RCER Up S22 RECR Up S2 RECR Up S17 RECR Up Track 1T Up 1T Up 1T Up Circuits BAXT Up 2T Up BAXT Up BAXT Up DIRECTION SETTING Bhathatira Up LSS & Dn FSS On? N
Y FVT TC Free? N Reqest for Setting of Dn Direction Y BLOC K AXT? N Y UP & Dn FSS O n? Y BO TC Free? N Tihiri
N Y Up & Dn BLOC K AXT Free? N Reqest for Setting of Dn Direction Y Up LSS & Dn FSS On? Y UP LVT TC Free? Y BLOC K AXT?
N N N G urudaspur LINE CLEAR BHATATIRA TIHIRI S22 GURUDASPUR S2 1T S2 BA XT 1T
BA XT 1T 2T S1 S1 Up Signals Track Circuits Bhatatira S1 RECR up S22 RECR up 1T Up BAXT Up S17 Dn
Tihiri S1 RECR Up S2 RECR Up 1T Up 2T Up BAXT Up ZR1 Up, ZR2 Up, ZR3 Up LINE CLEAR Bhathatira LINE C LEAR GRANT REQUEST LINE C LEAR GRANT LINE C LEAR REQUEST Direc tion
Establised? REQUEST GRANT REQUEST N Y Up FSS & Dn LSS On? G RANT LINE C LEAR N Reqest for Line C lear Y LSS
TC Free N Y BLOC K AXT? N Y LINE BLOC KED? N Y Up & Dn FSS On? N Tihiri Y
FVT TC Free ? N Y Up & Dn BLOC K AXTs Free? Y N LINE CLOSED BHATATIRA TIHIRI S22 GURUDASPUR S2 1T
S2 BA XT 1T BA XT 1T 2T S1 S1 Up CONDITIONS FOR LINE CLOSED Bhatatira Tihiri Signals S1 RECR Up S1 RECR Up S22 RECR Up S2 RECR Up Track 1T Up 1T Up
Circuits BAXT Up 2T Up BAXT Up ZR1 Up ZR2 Up ZR3 Up S17 Dn SEQUENTIAL RELAY PROVING FOR TRAIN ARRIVAL @ TIHIRI ZR1 Up ZR2 Up ZR3 Up BAXT Dn BAXT Dn BAXT Up 2T Dn 2T Up 2T Up 1T Dn 1T Dn
1T Up S2 SET BLOCK WORKING IMPLEMENTATION Block Control Chart Application Data design & Logic CONCLUSION Showcase Integration of Absolute Block Working with Interlocking Controllers at Wayside stations Centralized Remote Operation Traffic operations are found to be economical & efficient Less manpower & NMS Throughput, Fleet mode Marginal cost - next phase of expansion 30MTPA freight traffic Current Year 57MTPA freight traffic Year 2020 WAY AHEAD
15% Electronic Interlocking Systems in IR (880/5944 block stations) Multiple Vendors Requirement for Networking Standards for interoperability for Centralised Monitoring & Opeartion Dhamra Line CTC Working Any Questions? Dhamra Line CTC Working Thank You
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