Research Article

HIS-Based Semiactive Suspension Dual-Frequency-Range Switching Control to Improve Ride Comfort and Antiroll Performance

Table 2

Experimental test scheme for sensitivity analysis.

ParametersSymbolScaleRemarkVibration response
Bounce modeRoll mode

The diameter of throttle valve connecting to the rodless chamberD1l[2,8] mmRoot mean square (RMS) value of sprung mass acceleration: Root mean square (RMS) value of roll angle:
The diameter of throttle valve connecting to the rod chamberD2l[2,8] mm
The diameter of throttle valve connecting to the accumulatorD3l[2,8] mm
Precharge pressure in accumulatorp0[5 × 105, 25 × 105] pawhere is the sampling point