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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
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