Railway CBTC Equipment

Railway CBTC Equipment

Railway CBTC Equipment, Railway CBTC Equipment,CBTC Components, Way side Equipment, Vehicle On-board control system,Train Operator’s Display, Train Speed and Movement Authority, Transponder Interrogator Unit (TIU), Speed sensors,proximity sensor,Mobile Radio Unit,Antennas, WRU (Way Side Radio) Unit,Axle Counter Block Functioning, Axle Counter Detection Point, Signal Layout, Signals     Railway CBTC Equipment CBTC Components Vehicle On-Board System: – Vehicle On-Board Controller (VOBC) – Thales Radio […]

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Signal Stick Circuit

Railway Control Table

Railway Control Table,What is control table,Purpose & Conventions Control Table For Signal/Routes,SIGNAL CONTROL REQUIRES,Signal Stick Circuit,Aspect Sequence,Automatic Warning system (AWS),Approach Locking Railway Control Table What is control table? A control table is a formal tabulation of the signal, point and other controls associated with an electrical or electronic signalling system, showing the interlocking and other […]

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Voltage Impulse Track Circuit

Railway High Voltage Impulse Track Circuit

Railway signalling,how do train tracks work,reed track circuit,bobbing track circuit,rail bonding systems,wee z bond ,impedance bond manufacturer,High Voltage Impulse Track Circuit,JEUMONT TRACK CIRCUIT,TRANSMITTER, RECEIVER Railway High Voltage Impulse Track Circuit JEUMONT TRACK CIRCUIT Ensures correct shunting even on tracks where rust, scale, coal dust or sand contaminating the rail surface High voltage pulses of short […]

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End fed track circuit

Railway Audio frequency jointless track circuit

End fed track circuit, Railway Audio frequency jointless track circuit,AFTC,End fed track circuit,Principle of operation,Operating frequencies,“Electronic” separation joint,TI21 Transmitter,Transmitter wave form,TI21 Receiver,Rail to rail audio frequency voltage,Train Shunt,Safety in Transmitter & TU,Intermediate Receiver,Increasing Track Circuit Length, Impedance Bond,Impedance Bond,Test Instruments,TI21 in Automatic Signalling Railway Audio frequency jointless track circuit Why AFTC? Jointless Immune to traction voltages Long […]

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Track Circuit Block 

Track Circuit Block 

Block Signal,Track Circuit Block,Signal Section,Non-block Signal,Overlap, Track Circuit,PRINCIPLES OF OPERATION,Bi-directional Control,Signal Controls,Semaphore signals,Communication between Signal Boxes,Stop signal communication, Permissive and shunt working,System Failure, LEVEL CROSSINGS, System Failure Track Circuit Block  Block Signal A Stop signal that controls the entrance to or signifies the termination of a block or signal section (and any other stop signal) within station limits. Signal […]

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Point switches or keys

RRI Button Circuit

RRI Button Circuit,Route setting system,Combined Indication & control panel,BUTTON SYMBOLS ON PANEL,Button indications,Route initiation,Route initiation circuits,Time delayTFR, DCR, DZR CIRCUITS,Route initiation circuits,Route initiation destination selected,Route initiation – wrong button pressed,(D)R CIRCUITS,(D)R CIRCUITS,Point switches or keys,EGNR CIRCUIT,Route identification ,Route setting,Signal RLR,(S)PR & (D)PR CIRCUITS RRI Button Circuit  points to be operated individually to the required position […]

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Switch Diamond Crossing

Railway Points and Track circuits 

Signalling a Track Layout,Railway Points and Track circuits,Normal lie of points,Siding points,Point Identity, Numbering,Overlaps,Alternate Overlaps,Warning Class,Replacement Joint,Berth Track,Other Factors,Fouling point and Clearance Point,Point Zone,Track circuit Interrupter,Switch Diamond Crossing,Maximum / Minimum Lengths,Train detection,Track section identity Railway Points and Track circuits  Points Normal lie points Points Numbering Track circuits Overlap Replacement Joint Berth track circuit Point Zone TC […]

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Overrun Protection

Railway Route Release Circuits      

Route Release Circuits,Approach/Route Locking – application ,Final Signal Control circuit,Locking of route (General), Comprehensive Approach Locking ,Control Table for TORR,Conditions for TORR to operate ,Train Operated Route Release (TORR), Section Route Release,Route locking released with time,Approach locking shown in Control table,2 Red rule locking Railway Route Release Circuits             Approach locking Release of approach locking as per […]

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Railway Junction Signalling and Robust Train Protection

Railway Junction Signalling and Robust Train Protection

Signalling Principles, Railway Junction Signalling and Robust Train Protection, IMPROVED JUNCTION SIGNALLING, ROBUST TRAIN PROTECTION,Junction Signalling,Main Aspect Free: (MAF),Approach Release from Yellow: (MAY-YY),Splitting Distants: (MAF-SD),Splitting Distants, Approach Release from Yellow with Flashing Aspects: (MAY-FA),Approach Release from Red: (MAR),Future of Junction Signalling,Preliminary Route Indicators and Dynamic Speed Indicators, Robust Train Protection = RTP,TPWS,Double Reds ,Double Reds – Emergency Brake […]

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