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ou1-c6-filtrarea - Cadre Didactice

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4/26/2003<br />

Teoria filtrarii prin stratul de pp.<br />

o Filtrarea la diferenta de presiune constanta<br />

– este modul uzual de filtrare intalnit in practica;<br />

– cu cat stratul de pp. creste, debitul de filtrat scade.<br />

o Separand variabilele din (13):<br />

o Dupa integrare:<br />

⎛<br />

⎜<br />

⎝<br />

V<br />

V<br />

A<br />

A<br />

2<br />

⎞<br />

⎟<br />

⎠<br />

2<br />

⋅<br />

dV<br />

=<br />

2<br />

=<br />

( ∆P)<br />

r<br />

1<br />

( ∆P)<br />

r<br />

1<br />

⋅<br />

μ<br />

μ<br />

1−s<br />

χ<br />

dt<br />

Lucian Gavrila – OPERATII UNITARE I<br />

⋅<br />

1−s<br />

⋅<br />

χ<br />

⋅<br />

⋅<br />

t<br />

⋅<br />

=<br />

K<br />

1<br />

⋅<br />

t<br />

(14)<br />

(15)<br />

39

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