21.07.2013 Views

MONITORIZARE SI DIAGNOZA IN SISTEME ELECTROMECANICE

MONITORIZARE SI DIAGNOZA IN SISTEME ELECTROMECANICE

MONITORIZARE SI DIAGNOZA IN SISTEME ELECTROMECANICE

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[dB]<br />

0<br />

-40<br />

-80<br />

Masina de inductie fara defecte Masina de inductie cu 6 spire in scurt-circuit<br />

50Hz<br />

631Hz<br />

731Hz 1313Hz<br />

1413Hz<br />

-120<br />

0 400 800 1200 1600 [Hz]<br />

-120<br />

0 400 800 1200 1600 [Hz]<br />

2009-2010 SEM - CURS 12 43<br />

[dB]<br />

0<br />

-40<br />

-80<br />

Curent statoric<br />

50Hz 632Hz<br />

732Hz<br />

1314Hz<br />

1413Hz

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