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Čiščenje gnojevke na farmi Ihan - stanje in načrtiGuštin, Simon ...Pri intenzivni reji prašičev nastaja gnojevka, ki vsebuje velike količine organskih snovi, dušika in fosforja. Na farmi Ihan smo, kot najprimernejšo tehnologijo za čiščenje take odpadne vode, zbrali ... anaerobno presnovo, saj omogoča pridobivanje energije v obliki metana. Metan porabimo na bioplinskih motorjih, ki proizvajajo električno energijo in toploto, ki jo uporabimo za vzdrževanje primernih pogojev v bioreaktorjih. Proizvedena električna energija je iz obnovljivega vira in spodbuja trajnostni razvoj podjetja. Po anaerobni digestiji ostane pregnito blato, ki je dobro organsko gnojilo, in odpadna voda. Odpadna voda po anaerobni predelavi vsebuje velike količine amonijskega dušika, ki ga je potrebno pred izpustom v kanalizacijo odstraniti, saj farma Ihan nima lastnih površin za vnos tolikšne količine dušika. Presežki toplote, ki jih pridelajo bioplinski motorji, omogočajo odstranjevanje amoniaka z izpihovanjem. V tej raziskavi smo na pilotnem nivoju ugotavljali vpliv osnovnih pogojev, ki vplivajo na izpihovanje dušika. Preizkusili smo vpliv pH, temperature, njihovega zraka, pretoka skozi polnila in mešanja. Opravili smo meritve pH in koncentracije NH[dol]4+ ter ugotovili, da lahko z izpihovanjem dušika precej zmanjšamo obremenitev odpadne vode z amonijskim dušikom.Source: Zbornik referatov (Str. 72-81)Type of material - conference contributionPublish date - 2008Language - slovenianCOBISS.SI-ID - 2373256
Author
Guštin, Simon |
Verbič, Marko, kemijski tehnolog |
Marinšek-Logar, Romana, 1960- |
Jurkovič, Jože, 1955-
Topics
prašičereja |
gnojevka |
anaerobno čiščenje |
dušik |
amonij
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Database name | Field | Year |
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Links to authors' personal bibliographies | Links to information on researchers in the SICRIS system |
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Guštin, Simon | 28656 |
Verbič, Marko, kemijski tehnolog | |
Marinšek-Logar, Romana, 1960- | 08404 |
Jurkovič, Jože, 1955- |
Source: Personal bibliographies
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