Читать книгу Bearing Dynamic Coefficients in Rotordynamics - Lukasz Brenkacz - Страница 11

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List of Tables

Table 3.1	Successive eigenfrequencies and the corresponding damping values calculated for the laboratory test rig.
Table 5.1	Parameters of the numerical model.
Table 5.2	Stiffness coefficients.
Table 5.3	Damping coefficients.
Table 5.4	Mass coefficients.
Table 7.1	Summary of the real and calculated stiffness, damping and mass coefficients for the two bearings for the reference case; representation of the relative calculations error.
Table 7.2	Summary of the real and calculated stiffness, damping, and mass coefficients for the two bearings for a case with displaced force; results “with correction” take into account the uneven distribution of excitation force in the calculation procedure.
Table 7.3	Summary of the real and calculated stiffness, damping and mass coefficients for the two bearings for a case with an excitation at an angle of α = 15°.
Table 7.4	Summary of the real and calculated stiffness, damping and mass coefficients of two bearings for an asymmetrical rotor.
Table 8.1	Stiffness, damping and mass coefficients of the rotor–bearing system for the entire speed range.
Table 8.2	Standard deviation of stiffness, damping and mass coefficients of the rotor – bearing system for the entire speed range.
Table 9.1	Parameters of the numerical model in the KINWIR program.
Table 9.2	Stiffness and damping coefficients obtained from linear calculations in the KINWIR.
Table 9.3	Minimum and maximum values of stiffness coefficients (N/m) calculated in the NLDW program.
Table 9.4	Minimum and maximum values of damping coefficients (N·s/m) calculated in the NLDW program.
Table 10.1	Comparison of the calculated stiffness and damping coefficients for the three methods used for a speed of 3000 rpm.

Bearing Dynamic Coefficients in Rotordynamics

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