MONITORIZARE SI DIAGNOZA IN SISTEME ELECTROMECANICE
MONITORIZARE SI DIAGNOZA IN SISTEME ELECTROMECANICE
MONITORIZARE SI DIAGNOZA IN SISTEME ELECTROMECANICE
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Pentru o masina cu p poli si m faze, solenatia totala pe armatura<br />
Θ<br />
total<br />
( x,<br />
t)<br />
=<br />
Inductia magnetica in intrefier<br />
µ Θ<br />
B(<br />
x,<br />
t)<br />
=<br />
2<br />
N<br />
π<br />
mp<br />
∑<br />
g=<br />
1<br />
( x,<br />
t)<br />
n<br />
b<br />
I<br />
g<br />
µ<br />
∞<br />
∑<br />
ν = 1<br />
PERTURBAȚII ASUPRA REȚELEI DE ALIMENTARE - ARMONICI<br />
1<br />
k<br />
ν<br />
gν<br />
[ sin( α −νβ<br />
) + sin( α + νβ ) ]<br />
mp ∞<br />
0 total 0 = N∑<br />
nbI<br />
g∑<br />
kgν<br />
)<br />
2δ<br />
c πδ c g = 1 ν = 1ν<br />
[ sin( α −νβ<br />
) + sin( α + νβ ]<br />
2009-2010 SEM - CURS 12 25<br />
1