BILANTURI DE MATERIALE SI ENERGIE - Cadre Didactice
BILANTURI DE MATERIALE SI ENERGIE - Cadre Didactice
BILANTURI DE MATERIALE SI ENERGIE - Cadre Didactice
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MO<strong>DE</strong>LE MATEMATICE <strong>DE</strong> BILANŢ <strong>DE</strong> <strong>MATERIALE</strong><br />
o Înlocuind (32) în ecuaţiile (31), ţinând cont de<br />
ecuaţia de definiţie a fracţiei molare se obţine<br />
modelul algebric de bilanţ de masă secundar:<br />
n<br />
n<br />
n<br />
n<br />
e<br />
Ak<br />
e<br />
Ai<br />
e<br />
Ai "<br />
=<br />
=<br />
=<br />
n<br />
n<br />
n<br />
a<br />
T<br />
a<br />
T<br />
a<br />
T<br />
a<br />
Ai<br />
a<br />
Ai "<br />
a<br />
Ak<br />
e<br />
Ak<br />
e<br />
ak<br />
Ai<br />
Ak<br />
( a<br />
x −γ<br />
)<br />
( a<br />
x −γ<br />
)<br />
e a a Ai '<br />
e<br />
Ai ' T ⎢ Ai '<br />
Ak<br />
Ak ⎥<br />
(33)<br />
ν Ak<br />
=<br />
n<br />
⋅γ<br />
⋅ x<br />
⎡<br />
⋅ ⎢x<br />
⎣<br />
⎡<br />
⋅ x<br />
⎣<br />
⋅ x<br />
1+<br />
β ⋅ x<br />
γ =<br />
1+<br />
β ⋅ x<br />
ν<br />
−<br />
ν<br />
ν<br />
−<br />
⋅<br />
Lucian Gavrila – Bilanturi de materiale si de energie<br />
⋅<br />
Ak<br />
⋅ x<br />
⋅ x<br />
e<br />
Ak<br />
⎤<br />
⎥<br />
⎦<br />
⎤<br />
⎦<br />
57