active suspension system. suspension systems conventional suspension system conventional suspension...

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Active Suspension System Active Suspension System

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Page 1: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension

Active Suspension Active Suspension SystemSystem

Page 2: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension

Suspension SystemsSuspension Systems

Conventional suspension systemConventional suspension system Active suspension system Active suspension system

Page 3: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension

Parameters that can be improvedParameters that can be improved

Ride ControlRide Control

Height ControlHeight Control

Roll ControlRoll Control

Dive ControlDive Control

Squat ControlSquat Control

Page 4: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension

COMPONENTS

A Computer or an electronic control unit (ECU)

Sensors

Actuator or Servo

Adjustable shocks and springs

Page 5: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension
Page 6: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension

Sensors And Controller

Page 7: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension

Functions of Active SuspensionFunctions of Active Suspension

Improves driver control, safety and stability, with or without Improves driver control, safety and stability, with or without a load .a load .

Eliminates sway and reduces roll on corners Eliminates sway and reduces roll on corners Reduces axle wrapReduces axle wrap Maximum safety Maximum safety Absorbs load, rather than resisting it, thereby ensuring a Absorbs load, rather than resisting it, thereby ensuring a

much more comfortable ride much more comfortable ride Eliminates the need for fitting extra blades which harden the Eliminates the need for fitting extra blades which harden the

ride ride Better handling and control in windy and rough road Better handling and control in windy and rough road

conditions conditions Minimize wear on tires, shocks, shackles and leaf springs Minimize wear on tires, shocks, shackles and leaf springs

Page 8: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension

Roll on CornersRoll on Corners

Page 9: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension
Page 10: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension

DESCRIPTION OF THE PREFERRED EMBODIMENT

Page 11: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension

Active suspension mimics the Active suspension mimics the functions of the human bodyfunctions of the human body

The sensors are nerve ends The sensors are nerve ends The Electronic Control Unit represents our The Electronic Control Unit represents our

mindmind Wires connecting the whole thing are the Wires connecting the whole thing are the

central nervous system central nervous system The servos and actuators resemble the muso-The servos and actuators resemble the muso-

skelatel portion .skelatel portion .

Page 12: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension
Page 13: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension

Example

Mercedes CL coupe

Page 14: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension

Draw-backs

Need for a large external power source

Complex control algorithms

Complex closed-loop control systems.

Requirement of fast-acting devices

Increased cost

Page 15: Active Suspension System. Suspension Systems Conventional suspension system Conventional suspension system Active suspension system Active suspension

ConclusionConclusion In the case of active suspension

system, as in any other innovations of automotive technology, today's innovation is tomorrow's standard feature. Inspite of its high initial cost, let us expect to see them in the Indian roads soon. The trickle-down effect will take some time, but it'll happen and when such a time comes we can expect much lesser accidents, less fatalities and more comfort in driving the roads.