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Nonnwf Essay

870 words - 3 pages

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Different types of Steering Systems & Examples
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20/21 Mar'09
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DIFFERENT TYPES OF STEERING SYSTEM DIFFERENT TYPES OF STEERING SYSTEM
NEXT
PREV
Steering systems/mechanisms in use
STEERING
RACK & PINION WORM & ROLLER
RACK & PINION
MANUAL
RECIRCULATING BALL & NUT
DRIVEN EPS
HYDROSTATIC PINION DRIVEN EPS
RACK
COLUMN DRIVEN EPS
RECIRCULATING BALL & NUT ( GEROTOR )
POWER
HYDRAULIC ELECTRICAL /
RACK & PINION WORM & ROLLER
ELECTRO-HYD
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DIFFERENT TYPES OF STEERING SYSTEM DIFFERENT TYPES OF STEERING SYSTEM
Steering systems/mechanisms in use
Hydraulic Electro-hyd Electric
1 SCREW & NUT X X
2 CAM & LEVER X X
3 WORM & ROLLER X X X
4 RECIRCULATING BALL SCREW & NUT ? ?
5 RACK & PINION
6 GEROTOR X X
MANUAL STEERING MECHANISMS IN USE SL. NO POWER-ASSISSTED
STEERING SYSTEM STEERING RATIO CONSTANT VARIABLE
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20/21 Mar'09
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MANUAL STEERING SYSTEMS
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Typical Mechanical Steering Systems ( for "on-road vehicles )
Steering Systems
Cars / UVs
UVs/LCVs
Trucks / Bus
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POWER-ASSISSTED STEERING SYSTEMS
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Need forNeed for Power SteeringPower Steering
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NEED FOR POWER STEERING NEED FOR POWER STEERING
The need to achieve the greatest possible road safety under :
INCREASING TRAFFIC DENSITYINCREASING TRAFFIC DENSITYNEXT
PREV
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NEED FOR POWER STEERING NEED FOR POWER STEERING
The need to achieve the greatest possible road safety under :
HIGH AXLE LOADSHIGH AXLE LOADSNEXT
PREV
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NEED FOR POWER STEERING NEED FOR POWER STEERING
POOR ROAD CONDITIONSPOOR ROAD CONDITIONS
PREV
The need to achieve the greatest possible road safety under :
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NEED FOR POWER STEERING NEED FOR POWER STEERING
All of the above situations force the driver to operate the vehicle at slow speeds ,increasing steering effort causing FATIGUE TO DRIVERS.
Judgment of a fatigued driver will be poor.
Poor judgment in driving means increased potential for accidents.
LED TO THE DEVELOPMENT LED TO THE DEVELOPMENT OF POWER STEERINGOF POWER STEERINGNEXT
PREV
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Benefits ofBenefits of Power SteeringPower Steering
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BENEFITS OF POWER STEERING BENEFITS OF POWER STEERING
EFFORTLESS STEERINGEFFORTLESS STEERING
15 mkg
3 mkg 2 mkg
1 mkg
HCV CAR HCV CAR
ST EE
R IN
G E
FF O
R TS
A T
PA R
K IN
G
MANUAL STEERING
POWER STEERING
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BENEFITS OF POWER STEERING BENEFITS OF POWER STEERING
PRECISE & QUICK RESPONSEPRECISE & QUICK RESPONSE
LOCK TO LOCK MANUAL STEERING TOTAL TURNS 6 TO 7
LOCK TO LOCK POWER STEERING
40
30
20
10
7 6 5 4 3 2 1 0 1 2 3 4 5 6 7
LH TURN RH TURN
TOTAL TURNS 3 TO 4
O U
TP U
T AN
G LE
(D EG
)
INPUT TURNS
SAP
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BENEFITS OF POWER STEERING BENEFITS OF POWER STEERING
ABSORBS ROAD SHOCKSABSORBS ROAD SHOCKS
Vehicle fitted with Manual Steering
Vehicle fitted with Power Steering
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20/21 Mar'09
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BENEFITS OF POWER STEERING BENEFITS OF...

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