raag ppt
TRANSCRIPT
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INTRODUCTION
HISTORY
COMPONENTS
DESIGN
IMPLEMENTATION
OPERATION
TYPES
DEMO
DEVELOPMENTS
PEDESTRIAN ASSIST
AVAILABILITY
ADVANTAGES
DISADVANTAGES
APPLICATIONS
CONCLUSION
REFERENCES
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Automatically controls the speed of an automobile.
No use of satellite or roadside infrastructures.
Imposed based on on-board sensors only.
Driver sets the speed.
Automatically adapt to the traffic flow.
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Ralph Teetor 1945, speedostat.
Teetors system in Imperial 1958, Auto-pilot.
1950 by Frank J. Riley, Constant Speed Regulator.
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Sensors
Radar
Sound buzzer
Control setup
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Radar sensors at the bottom.
Laser based system.
Sound buzzers inside the car.
Assisting systems.
Ultrasonic sensors.
http://en.wikipedia.org/wiki/File:2012_Jeep_GC_Adaptive_Cruise_Control_sensor.jpg -
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Radar range
Supporting systems
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Speed adjustment
Distance adjustment
WORKING user interface
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RADAR OPERATION
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SENSORS OPERATION
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Assisting systems
Radar-based ACC often feature a Precrash system.
Incorporated with a lane maintaining system.
Multi-sensor systems
GPS-aided ACC: provides guidance input to the ACC.
Cooperative systems
Promise better reliability and independent operation. Advances concept to improve road capacity.
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WORKING OF PEDERSTIAN ASSIST
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BMW 7 Series, 5 series, 6 seriesACC with "Stop & Go" option.
Mercedes-Benz ModelsACC with "Presafe Brake" option (radar).
Volkswagen Passat, Touareg .(radar).
Volvo S60ACC with Queue Assist and Distance Alert (radar).
Audi A4 , A5, Q5, A6, A8 (uses navigation and front camera).
Honda CR-V series III - ACC and Collision Braking System.
Hyundai Genesis (Smart Cruise Control).
Range Rover Sport.
Toyota Celsior, Avensis, Corolla (Japan),2010 Prius.
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Its useful for long drives.
Avoid unconsciously violating speed limits.
Adapted for pedestrian assist system.
Reduces drivers stress.
Minimizes accidents on roads.
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vehicle could go into a skid in snow
The lack of need to maintain constant pedal pressure.
Could not be adapted in low speed in older version.
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Used basically in road vehicles.
Pedestrian assist system.
Parking assist system.
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O avoid
ACC is the control aid used to avoid accidents on
the road due to careless of the driver. It also helps to
maintain lane discipline reducing the stress on streets.
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www.google.com
www.howstuffworks.com
www.youtube.com
www.wikipedia.com
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