Anaerobic digestion of sewage sludge in an anaerobic fixed bed digester

• Autores: Esteban Sánchez Hernández, S. Montalvo, Xavier Rodríguez Lloveras, L. Travieso
• Localización: Biomass and bioenergy, ISSN 0961-9534, Vol. 9, Nº 6, 1995, pág. 493
• Idioma: inglés
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• Resumen

  • The anaerobic digestion of sewage sludge in conventional reactors requires a hydraulic retention time of around 20 days. By using a fixed bed reactor the hydraulic retention time was reduced to 3–7 days. Recirculation increased the removal of organic matter in this system.