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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 />

oCu această observaţie, ecuaţia (176) <strong>de</strong>vine:<br />

( f df ) f<br />

ρ ⋅ g ⋅ sin ϕ ⋅ dV + + = (204)<br />

o ϕ = unghiul pe care peretele înclinat îl face<br />

cu un plan orizontal<br />

o Din (204), printr-un raţionament analog cu<br />

cel aplicat la con<strong>de</strong>nsarea pe pereţi<br />

verticali se ajunge la expresia<br />

coeficientului individual <strong>de</strong> <strong>transfer</strong> termic<br />

la con<strong>de</strong>nsarea pe suprafeţe înclinate:<br />

<strong>LUCIAN</strong> <strong>GAVRILĂ</strong> <strong>–</strong> <strong>Fenomene</strong> <strong>de</strong> <strong>transfer</strong> <strong>II</strong> 43

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