Under the condition of rated load and rated speed operation of a generator set, over-vibration phenomena appeared in the planetary gearbox's bearing and the rear bearing of the generator.

某带行星齿轮减速器的发电机组在满负荷额定转速工况下，出现减速器轴承及发电机后轴承处横向振动偏大的故障现象。

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In this paper a general study has been made for application of the modal synthesis technique to combined vibration analysis for the rotor-bearing-foundation system of a large turbo-generator set.

本文就如何把模态综合技术应用于大型汽轮发电机组转子-轴承-基座系统的联合振动分析作了一般性探讨。

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