Country

PHILIPPINES

Year

2017

Scope of work

Analysis of serious waggling on 30 MVA syncronous generator

Type of turbine

Nr. 1 x 30 MW vertical Francis

Activities performed

Survey and on plant tests

FEM analysis of thrust bearing lower bracket

Functional analysis of the thrust bearing

Shaft line natural frequencies and deflection calculations

Analysis of unbalanced magnetic pull effects

Proposal of modifications to solve the problem

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