Table 4 Parameter identification results for the elastic and friction units.

From: Prediction of frequency response of sub-frame bushing and study of high-order fractional derivative viscoelastic model

Model units

Parameters

Results

Elastic unit

\({K}_{e}\)

6663.68

\(n\)

3

\({a}_{3}\)

85.12

\({a}_{2}\)

-187.2

\({a}_{1}\)

6782

\({a}_{0}\)

647.662

Frictional unit

\({F}_{fmax}/(\text{N})\)

0.1257

\({x}_{2}/(\text{mm})\)

0.1257

Back to article page