03.07.2013 Views

TRANSFERUL DE IMPULS - Cadre Didactice

TRANSFERUL DE IMPULS - Cadre Didactice

TRANSFERUL DE IMPULS - Cadre Didactice

SHOW MORE
SHOW LESS

Create successful ePaper yourself

Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.

Fluide Newtoniene<br />

• Fluidul este supus forfecarii de catre forta F;<br />

• La echilibru, forta F va fi echilibrata de o<br />

forta egala si de sens contrar, data de<br />

frecarea interna a fluidului;<br />

• Pentru un fluid incompresibil newtonian aflat<br />

in curgere laminara, tensiunea de forfecare<br />

rezultanta va fi data de produsul dintre viteza<br />

de forfecare si viscozitatea fluidului:<br />

FENOMENE <strong>DE</strong> TRANSFER SI OPERATII UNITARE 13

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!