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ANTI-COLLISION DEVICE (ACD)

BY

PRINKESH BARODIYA

09CEB040

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Features

Prevents

Head-on Collisions

Side Collisions

Rear-end Collisions

Accidents at Level Crossings

Based on Radio communication,

Microprocessors and Global Positioning System

(GPS) technology.

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Detection & PreventionofHead-on, Rear-endand Side ollisions

U IQUE featureeven whenatrainisnot protected by asignal,asina

blocksection

Train pproach Warningforroadusersat Level rossings both

mannedandunmanned - Inaddition,at manned non-interlocked

levelcrossings,reducingthetrainspeedto 30 Kmph incasethegateis

detectedinopen conditionthrough Gate D

Station pproach WarningtoDrivers - anresultinsavingof

manpowerfordeploymentofdetonatorsduringfoggy weather,

provided 100% coverageof Dfittedtrainsisavailableonthe

concerned Droute.

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Speedlimitimposition - Basedonpreset conditionsinFunctional

Requirements Specification (FRS) of D

Manual functionality availableforDrivers, Guardsand Station

Masters - To bring trainstoa halt withinaradialdistanceof3 Kms,

inemergencies

Auto Brake Test Generating brakingcharacteristicsfora Train

without manualfeeding ofdataofcoaches /load.

Analysisofpreventable andnon-preventable collisions by

Indian Railways concludedthatoutoftotalof128 traincollisions thattook placeduringthefive years period (from

April 1997 to January 2002),about 82% cases were preventable by

ACDsystem

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ACDs interact en-route with each other through

radio communication within a radial range of 3 Kms.

On-board computers use input from GPS system fordetermination of Train location, Speed, Course of

travel and time .

It is used by konkan railways .

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THANK Y U