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Ozonation and PAC addition schemes, results - EU Project Neptune

Ozonation and PAC addition schemes, results - EU Project Neptune

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<strong>PAC</strong> <strong>addition</strong> to s<strong>and</strong> filtration<br />

Pilot plant Eawag<br />

Behä lter 3 u. 4<br />

Flocculation tanks<br />

Spillover<br />

Influent Zulauf<br />

Back flush by<br />

air <strong>and</strong> process<br />

water<br />

black colored water is<br />

flushed out by clean<br />

backwash water<br />

Exp<strong>and</strong>ed schiefer slade<br />

Silicia Quarz s<strong>and</strong><br />

Outlet

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