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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 />

o O valoare medie a coeficientului <strong>de</strong><br />

<strong>transfer</strong> se poate calcula cu ajutorul<br />

ecuaţiei:<br />

oîn care α 0 este coeficientul <strong>de</strong> <strong>transfer</strong><br />

calculat pentru o singură ţeavă orizontală,<br />

iar n reprezintă numărul <strong>de</strong> ţevi situate pe<br />

aceeaşi verticală.<br />

α<br />

α = 0<br />

n<br />

4<br />

(207)<br />

n<br />

<strong>LUCIAN</strong> <strong>GAVRILĂ</strong> <strong>–</strong> <strong>Fenomene</strong> <strong>de</strong> <strong>transfer</strong> <strong>II</strong> 47

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