Low-Frequency Performance Analysis of Semi-Active Cab’s Hydraulic Mounts of an Off-Road Vibratory Roller

Table 3

The weighted RMS values under a low excitation frequency, 28 Hz, of the drum.

Performance	PHM	SHM without optimization	SHM with optimization	SHM with optimization versus PHM (%)
awzs (m·s^−2)	0.657	0.501	0.426	35.16
awϕc (rad·s^−2)	0.323	0.184	0.167	48.29
awθc (rad·s^−2)	0.085	0.056	0.053	37.65