ou1-c5-sedimentarea - Cadre Didactice
ou1-c5-sedimentarea - Cadre Didactice
ou1-c5-sedimentarea - Cadre Didactice
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4/19/2003<br />
Ecuatii criteriale<br />
o Criteriul ARHIMEDE:<br />
Δρ<br />
Re<br />
Ar = Ga ⋅ =<br />
ρ Fr<br />
m<br />
o Criteriul ARHIMEDE pentru sedimentare in<br />
mediu gazos:<br />
Ar<br />
m<br />
2<br />
⋅<br />
( ρ − ρ ) ( ρ − ρ )<br />
p<br />
ρ<br />
m<br />
m<br />
=<br />
( ρ − ρ )<br />
m<br />
m<br />
2<br />
m<br />
Lucian Gavrila – OPERATII UNITARE I<br />
p<br />
μ<br />
p<br />
2<br />
m<br />
⋅ ρ<br />
2<br />
3<br />
Δρ<br />
Re p m d p ⋅ ρ ⋅ ρm<br />
⋅ g<br />
= Ga ⋅ = ⋅ =<br />
(12 d)<br />
ρ Fr ρ<br />
μ<br />
m<br />
⋅<br />
3<br />
d p<br />
⋅ g<br />
(12 c)<br />
29
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