speed braking alarm system

HAZARD WARNING DEVICE FOR VEHICLES IN THE VICINITY OF ROAD HUMPS ON HIGHWAYS

DEPARTMENT OF MECHANICAL ENGINEERINGNIE MYSORE

By PRASANNA RPRAVEENRAKSHITH K VRAJASHEKARAMURTHY N M

INTRODUCTIONSPEED BREAKERSOBJECTIVEEQUIPMENTSWORKING PRINCIPLECIRCUIT DIAGRAMSCOPE AND USESCONCLUSION

OVERVIEW

“Automobiles are unreliable and dangerous slaves. They frequently revolt and kill their masters. I hate them.” 

 Michel D. O’Brien, The Island of the World

INTRODUCTION

• Automobile is one of the greatest invention of mankind

• Invention of Automobiles has shrunk the world

• It is difficult to imagine the world without automobiles

Race against time is the order of the day

Present day vehicles are designed for high speeds

This relates with the statement

“DRINK THRILLS, BUT SPEED KILLS”

1885 Benz Motor wagon Bugatti Veyron

Accident Statistics

It is a device to regulate the speed of the vehicle

Considered as a “sleeping policemen”

They can also pose serious hazards to Vehicles if not easily noticed

Also Considered as a smaller of the evils as against major accidents.

SPEED BREAKER

Has negative effects on Vehicle and also the driver

It damages the vehicle if it goes unnoticed

Sudden Deceleration of the vehicle may result in possibility of trailing vehicles ramming the leading vehicles

Type of Speed Breakers in India

Forewarn of the presence of humps, barricades, cross roads and narrow bridges.

Avoid detrimental effects of sudden deceleration of vehicles

Alert the driver of trailing vehicles

OBJECTIVE

RF Transmitter

RF Receiver

EQUIPMENTS

DC Power Supply

Solar Power Setup

OR

Microcontroller

Step Down Transformer

Buzzer

Relays

Warning Lamps

Wires

Circuit Diagram

Transmitter installed ahead of the hump transmits signals.

These signals are received by the RF Receiver and communicate it with the Microcontroller Assembly (MCA).

warning lamps Transmitter

External View of Setup

This system can be incorporated,

• In the vicinity of road humps• Close to narrow bridges• Other accident prone zones • Major junctions on highways

APPLICATIONS