Shock and Vibration / 2017 / Article / Tab 2

Research Article

Research on the Effects of Hydropneumatic Parameters on Tracked Vehicle Ride Safety Based on Cosimulation

Table 2

Suspension initial value of the design variables.

VariableSymbolUnitValue

Length of axle armm0.40
Crank radiusm0.21
Road wheel diameterm0.60
Angle of the axle arm from at the static positiondeg−14.0
Initial angle of the axle arm from deg−28.0
Angle of the axle arm from at the top enddeg30.0
Designed displacement of the road wheelm0.39
Designed stroke of the actuation cylinderm0.20
Section area of the actuation cylinderm24.4 × 10−3
Working pressure of the actuation cylinderPaVariable
Standard atmosphere pressurePa1.01 × 105
Displacement of the road wheelmVariable
The axis position of the pistonmVariable
Velocity of the actuation cylinderm/sVariable
Differential pressure of the hydraulic restrictorPaVariable
Angle of the axle arm from degVariable
Angle of the crank from degVariable
The angle between the crank and the actuation cylinderdegVariable
The gas polytrophic exponent1.3

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