The Modal Analysis of Rotor-Rolling Bearing-Base System

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Abstract:

Takes the comprehensive fault simulation testbed of Spectra Quest as an object, the finite element model of rotor-rolling bearing-base system is constructed by finite element analysis software ANSYS. Modes of rotor-rolling bearing system and rotor-rolling bearing-base system are analysed, the influence of base is researched by comparing their natural frequency and vibration mode. The influence of bearing rigidity to system mode is studied by comparing the natural frequency of rotor-rolling bearing-base system with different bearing rigidity.

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972-977

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December 2011

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