Information About Axle Counter,Track Structure Point & Crossing,Cable Schematics,CBTC Equipment,Overlaps,Core Plans,Earthing,ERTMS,Headway Calculation,Hot Axle Box Detectors,Interface Design,Level Crossing,Markers & boards,Bonding Plan Electrical Lockings,Route locking,Automatic Warning Systems AWS,Point Circuit,Equipment Treadle,Track Layout,Track Circuit Interrupters,Train Protection Warning System (TPWS),Slip Siding & Catch Siding.
Ready to Depart Indicator Railway Introduction: • RTDI will be provided on each platform where staff is assigned to assist in the departure of trains. • The indicator will normally be blank, but shall be commanded to display an unambiguous indication shortly before the train is ready to depart the platform. • From Relay Rack […]
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Railway Electrification Advantages vs Disadvantages, Power supply Advantages 1. Increased track capacity – Locomotive – Faster and more powerful 2. Less fuel consumption – with employment of regenerative braking fuel consumption is further lowered 3. Electric locomotives are cheaper, have long life, are less complex, have greater reliability, compared to Diesel counterpart 4. Environment friendly Disadvantages […]
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BAMRA APPLICATION LOGIC PROGRAM INTERFACE BAMRA APPLICATION LOGIC PROGRAM PROGRAM TITLE PROGRAM TITLE DISPLAYED ON SCROLLING DISPLAY OF MLKII FOR C1 PROGRAM MICROLOK_II PROGRAM BMB_C1_S01; FOR C2 PROGRAM MICROLOK_II PROGRAM BMB_C2_S01; LOCAL BIT DEFINITIONS BOARD: J1 ADJUSTABLE ENABLE: 1 TYPE: NV.IN32.OUT32 NV.OUTPUT: 1DGKE, 1RGKE, […]
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Railway Bondings Bond – A suitably designed conductor electrically connecting together conductive parts. 1. Traction return running rail bonding. 2. Provided to ensure traction return running rails are electrically continuous throughout. 3. Traction return circuit shall consist of not less than two adequately rated metallic return paths to ensure integrity of system should one path […]
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The Detection Circuit Figs 1.12 and 1.13 show a typical detection circuit for a single ended right-handed set of Four Foots. To change the phasing of the ‘R’ side the BX and NX feeds need to be changed by 180º (R1 and R2 feeds swapped around). In the detection circuit this is achieved by using […]
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Railway Electromagnetic screening Induced voltage in the cable core E = – ZI Kr Kc Km, where Z = j ω M and ω=2 π f E = Induced voltage in Cable Conductor/KM ω = angular frequency Z= mutual impedance between OLE & S&T conductor per unit length (in ohms) M = Mutual inductance between […]
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