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LUCIAN GAVRILĂ – Fenomene de transfer II - Cadre Didactice

LUCIAN GAVRILĂ – Fenomene de transfer II - Cadre Didactice

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ose obţine:<br />

3/14/2003<br />

Variaţia temperaturilor<br />

numai în timp<br />

o Eliminând pe f între (242 c) şi (244):<br />

oSau:<br />

Q<br />

f<br />

( T )<br />

Q = − Δ −Δ<br />

1<br />

=<br />

K<br />

⋅<br />

A⋅<br />

ΔT<br />

ln<br />

Ti<br />

− ΔT<br />

ΔT<br />

ΔT<br />

i<br />

i ⋅<br />

(244)<br />

<strong>LUCIAN</strong> <strong>GAVRILĂ</strong> <strong>–</strong> <strong>Fenomene</strong> <strong>de</strong> <strong>transfer</strong> <strong>II</strong> 55<br />

t<br />

(245)

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