Planificarea si dimensionarea unei instalatii de biogaz - Ziua Energiei
Planificarea si dimensionarea unei instalatii de biogaz - Ziua Energiei
Planificarea si dimensionarea unei instalatii de biogaz - Ziua Energiei
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Din ce se produce <strong>biogaz</strong>ul?<br />
Pentru productia <strong>de</strong> <strong>biogaz</strong> se preteaza substraturi <strong>de</strong> origine animala sau vegetala bogate in carbon cu<br />
un procent mare <strong>de</strong> proteine, gra<strong>si</strong>mi <strong>si</strong> carbohidrati ce pot fi fermentate usor <strong>de</strong> catre bacterii.<br />
Substrat TS* oTS** Continut <strong>de</strong> <strong>biogaz</strong> Metan - CH 4<br />
(Exemple) [%] [%TS] [m³/t] [m³/t oTS] [%]<br />
Proteine 600 - 700 70 - 75<br />
Gra<strong>si</strong>mi 1.000 - 1.250 68 - 73<br />
Carbohidrati 700 - 800 50 - 55<br />
Dejectii bovine (vaci <strong>de</strong> lapte) 8 - 11 75 - 82 20 - 30 200 - 500 ca. 60<br />
Dejectii porcine 4 - 7 75 - 86 20 - 35 300 - 700 60 - 70<br />
Porumb <strong>si</strong>loz 28 - 35 85 - 95 170 - 200 450 - 700 50 - 55<br />
Grau boabe 30 - 35 92 - 98 170 - 220 550 - 680 ca. 55<br />
Gra<strong>si</strong>mi din flotator 2 - 70 75 - 93 11 - 450 ca. 700 60 - 72<br />
Namol din flotator 5 - 24 80 - 95 35 - 280 900 - 1200 60 - 70<br />
Deseuri alimentare 9 - 37 80 - 98 50 - 480 200 - 500 45 - 61<br />
Deseuri <strong>de</strong> la abatorizare ca. 25 ca. 98 ca. 200 ca. 800 ca. 58<br />
<strong>Ziua</strong> <strong>Energiei</strong>, editia a II-a, Brasov, 09.06.2009 Gerrit Meiners<br />
*TS = substanta uscata, **oTS – substanta uscata <strong>de</strong> natura organica<br />
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