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Hydraulic Steering Jerk

on Articulated Vehicles

Jared Cave Systems and Applications Engineer

Danfoss Power Solutions

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Hydraulic Steering Jerk

Rapid changes in acceleration

Oscillations

Abrupt change of steering system

Unique to articulated vehicles

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Why is this important?

Operator comfort/fatigue

Safety

Marketability

Control

Component wear

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Influencing Factors

Steering system design

Sizing, ramp rates, pressure, etc

Chassis design

Cab

Suspension

Operator seat

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Subjective

Jerk

System response

Operator comfort

Quantifiable

Acceleration

System pressure

Flow rate

Steering error

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Testing

Repeatable input

Sine wave of position/velocity

Rate

Amplitude

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Testing

Accelerometer

Steering wheel angle sensor

Pressure transducers

Flow meters

Valve position

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Summary

Define

Set a baseline

Test

Tune

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3. Click on IFPE 2014

4. Click Unlock Passcode

5. Enter Code

CODE:

6474

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Questions

How to View my Technical Paper NOW!

1. Download the Danfoss Power Solutions app

2. Log in or Create an Account

3. Click on IFPE 2014

4. Click Unlock Passcode

5. Enter Code

CODE:

6474