misalignment vibration-spectra

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Post on 16-Apr-2017

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Page 1: Misalignment Vibration-Spectra

Parallel&Misalignment.

•  High%radial%vibra,on%•  Radial%vibra,on%180%degrees%out%of%phase%•  1X,%2X,%4X%radial%vibra,on%with%2X%dominant%•  Very%dependent%on%type%of%coupling%

Angular&Misalignment.

•  High%axial%force%and%vibra,on%•  180%degrees%phase%change%across%coupling%•  1X,%2X,%3X%axial%vibra,on%with%1X%&%2X%dominant%•  Very%dependent%on%type%of%coupling%

%

General&Misalignment.

•  Combina,on%of%parallel%and%angular%misalignments%%•  Axial%and%radial%both%show%the%frequency%components%•  Most%common%type%of%misalignment%%

1X%

RPM%

Amplitu

de%% 2X%

Radial%3X%

1X%

RPM%

Amplitu

de%% 2X%

Axial%3X%

1X%

RPM%

Amplitu

de%% 2X% Axial%&%Radial%

4X%3X%

5X%7X%6X%

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