Is this a Rub or looseness ?

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Presentation transcript:

Is this a Rub or looseness ? On October 8, 2015 at 08:59, it took data of vibration at 02LAB-10AP 110 FWP The driver is induction motor with 2 poles, 6.3kV, 50 Hz Found at Pump side , amplitude at Horizontal (DE and NDE side) are 5.35 mm/s RMS and 3.35 mm/s RMS LOR setting 600

Found fractional sub harmonics of TS radially and axially 1/3 TS (16 Found fractional sub harmonics of TS radially and axially 1/3 TS (16.2 Hz) Bearing pompa cylindrical Roll bearing : NU313ECJ Angular contact Roll bearing : 7313 BECBJ

TWF @DE Ver

Spectrum @DE Ver 1xTS 2xTS 3xTS 4xTS 5xTS 6xTS 7xTS

TWF @DE Hor.

Spectrum @DE Hor. 1/3xTS Sub harmonic

TWF @DE Axi.

Spectrum @DE Axi.r 2xTS 1xTS

TWF @NDE Ver

Spectrum @NDE Ver. 1xTS 2xTS 3xTS 4xTS 1/3xTS

TWF @NDE Hor.

Spectrum @NDE Hor.

TWF @NDE Axi.

Spectrum @NDE Axi.