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TRANSFERUL DE IMPULS - Cadre Didactice

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NOTIUNI GENERALE <strong>DE</strong>SPRE FLUI<strong>DE</strong><br />

• Clasificarea fluidelor:<br />

–după modul lor de comportare la aplicarea<br />

unei presiuni exterioare:<br />

• fluide incompresibile (lichide): V = ct. , ∀P<br />

• fluide compresibile (gaze si vapori): V =<br />

f<br />

–după efectele pe care le produce asupra lor<br />

acţiunea unei tensiuni tangenţiale:<br />

• fluide newtoniene<br />

• fluide nenewtoniene<br />

( P)<br />

FENOMENE <strong>DE</strong> TRANSFER SI OPERATII UNITARE 7

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