LUCIAN GAVRILĂ – Fenomene de transfer II - Cadre Didactice
LUCIAN GAVRILĂ – Fenomene de transfer II - Cadre Didactice
LUCIAN GAVRILĂ – Fenomene de transfer II - Cadre Didactice
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3/9/2003<br />
CONDENSAREA VAPORILOR<br />
o Valoarea medie a coeficientului individual<br />
<strong>de</strong> <strong>transfer</strong> termic pentru un perete<br />
vertical <strong>de</strong> înălţime H va fi:<br />
α<br />
=<br />
0,<br />
943<br />
H<br />
1<br />
= ∫ H<br />
0<br />
⋅<br />
α<br />
4<br />
x<br />
dx<br />
μ<br />
r<br />
⋅<br />
⋅<br />
=<br />
ρ<br />
H<br />
4<br />
3<br />
2<br />
⋅<br />
⋅<br />
⋅<br />
4<br />
g<br />
4<br />
3<br />
( ) T −T<br />
v<br />
⋅<br />
λ<br />
r<br />
μ<br />
p<br />
⋅<br />
⋅<br />
ρ<br />
H<br />
2<br />
⋅<br />
⋅<br />
g<br />
( ) T −T<br />
v<br />
<strong>LUCIAN</strong> <strong>GAVRILĂ</strong> <strong>–</strong> <strong>Fenomene</strong> <strong>de</strong> <strong>transfer</strong> <strong>II</strong> 36<br />
⋅<br />
λ<br />
3<br />
p<br />
=<br />
(198)