Artículo
Integral Valorization of Two-Phase Olive Mill Solid Waste (OMSW) and Related Washing Waters by Anaerobic Co-digestion of OMSW and the Microalga Raphidocelis subcapitata Cultivated in These Effluents
Autor/es | Fernández-Rodríguez, María José
Lama Calvente, David de la García González, Mercedes Moreno Fernández, José Jiménez-Rodríguez, Antonia Mercedes Borja, Rafael Rincón Llorente, Barbara María |
Departamento | Universidad de Sevilla. Departamento de Bioquímica Vegetal y Biología Molecular |
Fecha de publicación | 2022 |
Fecha de depósito | 2022-08-09 |
Publicado en |
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Resumen | This study evaluates the comprehensive valorization of the byproducts derived from the two-phase olive oil elaboration process [i.e., olive washing water (OWW), olive oil washing water (OOWW), and olive mill solid waste ... This study evaluates the comprehensive valorization of the byproducts derived from the two-phase olive oil elaboration process [i.e., olive washing water (OWW), olive oil washing water (OOWW), and olive mill solid waste (OMSW)] in a closed-loop process. Initially, the microalga Raphidocelis subcapitata was grown using a mixture of OWW and OOWW as the culture medium, allowing phosphate, nitrate, sugars, and soluble chemical oxygen demand removal. In a second step, the microalgal biomass grown in the mixture of washing waters was used as a co-substrate together with OMSW for an anaerobic co-digestion process. The anaerobic co-digestion of the combination of 75% OMSW–25% R. subcapitata enhanced the methane yield by 7.0 and 64.5% compared to the anaerobic digestion of the OMSW and R. subcapitata individually. This schedule of operation allowed for integration of all of the byproducts generated from the two-phase olive oil elaboration process in a full valorization system and the establishment of a circular economy concept for the olive oil industry. |
Agencias financiadoras | Corporación Tecnológica de Andalucía |
Identificador del proyecto | RNM-1970 |
Cita | Fernández-Rodríguez, M.J., Lama Calvente, D.d.l., García González, M., Moreno Fernández, J., Jiménez-Rodríguez, A.M., Borja, R. y Rincón Llorente, B.M. (2022). Integral Valorization of Two-Phase Olive Mill Solid Waste (OMSW) and Related Washing Waters by Anaerobic Co-digestion of OMSW and the Microalga Raphidocelis subcapitata Cultivated in These Effluents. Journal of Agricultural and Food Chemistry, 70 (10), 3219-3227. |
Ficheros | Tamaño | Formato | Ver | Descripción |
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acs.jafc.1c08100.pdf | 1.392Mb | [PDF] | Ver/ | |