LOW FREQUENCY VIBRATION MEASUREMENTS
ON FRANCIS TURBINES
This paper presents an analysis on vibration measurements performed on Francis turbines. Absolute vibration measurements on draft cone tube and proximate measurements on shaft were presented with respect to low frequency phenomena.
Keywords: absolute vibration, kurtosis analysis, relative vibration, draft cone tube
Cuvinte cheie: vibraţii absolute, vibraţii relative, con aspirator, analiza kurtosis
