Faculty of Civil and Geodetic Engineering, Ljubljana (FGGLJ)
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Možnost uporabe odpadnega jedilnega olja za pridobivanje bioplina = Possibility of using waste edible oil for biogas production [Elektronski vir]Kolbl Repinc, Sabina, 1982-, sanitarno inženirstvoAnaerobna presnova je proces, s katerim lahko iz organsko razgradljivih odpadnih snovi ponovno pridobimo energijo v obliki bioplina. Nekontrolirano odlaganje biološko razgradljivih odpadkov je za ... okolje lahko zelo obremenjujoče. V Sloveniji letno proizvedemo večje količine odpadnega jedilnega olja, ki bi ga lahko izkoristili za proizvodnjo bioplina. V tej študiji smo izvedli meritve metanskega potenciala odpadnega jedilnega olja v šaržnem eksperimentu. V pilotnem semikontinuirnem eksperimentu smo ocenili primernost odpadnega jedilnega olja za uporabo v anaerobnih reaktorjih na čistilni napravi. Rezultati študije kažejo, da je količina jedilnega olja, ki ga dnevno lahko doziramo v anaerobne reaktorje, omejena, saj močno vpliva na stabilnost procesa anaerobne presnove in na proizvodnjo bioplina. Izkazalo se je, da je najbolj optimalna obremenitev anaerobnega reaktorja z jedilnim oljem znašala med 1,6 in 2,4 g OS/L inokuluma. Takrat je proces anaerobne presnove deloval stabilno, produkcija bioplina je bila največja. Pri večji obremenitvi je prišlo do velikih nihanj v sistemu, zmanjšanja pH, povečanja hlapnih maščobnih kislin, povišanih vrednosti KPK na iztoku iz reaktorja in bistveno zmanjšane proizvodnje bioplina.Source: Acta hydrotechnica [Elektronski vir]. - ISSN 1581-0267 (Letn. 34, št. 61, 2021, str. 139-156)Type of material - e-articlePublish date - 2021Language - slovenianCOBISS.SI-ID - 101746179
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Kolbl Repinc, Sabina, sanitarno inženirstvo, 1982- | 34230 |
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