Research Article
Research on Damping Characteristics of Interconnected Hydropneumatic Suspension considering the Effects of Hose and Check Valve
Table 1
Simulation model parameters.
| | Description | Notation | Value | Units |
| | Piston diameter | | 0.11 | M | | Rod diameter | | 0.09 | M | | Gas pressure of accumulator in static balance | | 9.25 × 106 | Pa | | Gas volume of accumulator in static balance | | 1.2 × 10−3 | m3 | | Gas polytropic index | | 1.4 | — | | Hydraulic oil density | | 870 | kg/m3 | | Flow area of orifice | | 1.41 × 10−5 | m2 | | Flow area of check valve | | 1.41 × 10−5 | m2 | | Flow coefficient of orifice | | 0.7 | — | | Flow coefficient of check valve | | 0.6 | — | | Diameter of the hose | | 0.013 | m | | Length of hose from left (right) accumulator to chamber I of left (right) suspension cylinder | | 0.5 | m | | Length of hose from left (right) accumulator to chamber III of right (left) suspension cylinder | | 2.5 | m |
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