Mathematical Modelling and Computational Simulation of the Hydraulic Damper during the Orifice-Working Stage for Railway Vehicles

Figure 19

The fluid characteristics of the rebound chamber with the amplitude ±10 mm at 0.4 Hz (diameter of orifce3 is 0.6 mm). (a) Ddensity. (b) Bulk modulus. (c) Absolute viscosity. (d) Air/gas volumetric content.

(a)

(b)

(c)

(d)