Dynamic Analysis of Stockbridge Damper

Table 1

Parameters adjusted for the linear and nonlinear systems

Eccentricity (mm)		Absolute error	𝐸𝐼 (Nm^2)	𝜂𝑖	𝛽1 (N/m^3)	𝛽2 (N/m^3)	𝛾1 (N)	𝛾2 (N)
0.25	linear	0.589	1.90	9.82
	nonlinear	0.600	1.98	11.46	−7.9e9	−0.0036	−0.0264	−0.0502
0.5	linear	0.454	1.74	6.21
	nonlinear	0.480	1.69	7.68	−9.59e8	−0.0308	−0.0416	−0.0964
0.75	linear	0.496	1.65	4.40
	nonlinear	0.464	1.67	6.57	−4.59e8	−0.0077	−0.0445	−0.0084
1.25	linear	0.568	1.52	2.94
	nonlinear	0.569	1.54	3.72	−1.67e8	−0.0182	−0.0490	−0.0537
1.5	linear	0.828	1.43	2.56
	nonlinear	0.797	1.08	11.24	−5.20e8	−0.1601	−0.0147	−0.0996