07.11.2014 Views

HIDRAULIKA I PNEUMATIKA I

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Adijabatska (izentropska) kompresija (nema<br />

razmjene topline)<br />

p V<br />

κ<br />

=<br />

k<br />

Rad kompresije je predstavljen osjenčenom površinom u p –V dijagramu.<br />

W<br />

=<br />

κ −1<br />

p<br />

⎡ ⎤<br />

2<br />

κ ⎢⎛<br />

p ⎞ κ<br />

− ⎥<br />

∫<br />

2<br />

V dp = p<br />

⎢<br />

⎜<br />

⎟<br />

1V1<br />

1<br />

κ −1<br />

⎥<br />

1<br />

⎢<br />

⎝ p<br />

p<br />

1 ⎠<br />

⎣ ⎥⎦

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