Structural Modifications for Torsional Vibration Control of Shafting Systems Based on Torsional Receptances

Table 6

Obtained frequencies and required structural modifications.

		Parameter	Initial value	Obtained value
Moment of inertia [kg⋅m^2]			5.5	5.16
			3.5	2.60
Stiffness [kN⋅m]			400	800.00
	Desired mode number,	Goal	Proposed method	Error
[Hz]	1	30	30.05	0.05
	3	90	89.95	0.05