Does seasonality of feedstock affect anaerobic digestion?
Metadatos
Mostrar el registro completo del ítemEditorial
Springer
Materia
Bioprocess Fruit and vegetable waste Mechanical treatment Valorization Wholesale market
Fecha
2022-10-14Referencia bibliográfica
Trujillo-Reyes, Á... [et al.]. Does seasonality of feedstock affect anaerobic digestion?. Biomass Conv. Bioref. (2022). [https://doi.org/10.1007/s13399-022-03336-w]
Patrocinador
programme A_B.4.2_0058 ENI CBC MED 2014-2020Resumen
The feedstock seasonality has been poorly studied in the anaerobic digestion process. The seasonality could disturb the
digestion process stability, mainly for fruit and vegetable waste. In this study, three seasonal waste mixtures generated in
wholesale markets were reduced to 10, 6, and 4 mm to assess the influence of seasonality and particle size reduction on
anaerobic biodegradability. The methane yield ranged between 298 and 465 mL CH4
g VS−
1 (volatile solids). Waste mixtures
produced in spring at 10-mm particle size presented higher methane production than in autumn/winter and summer,
i.e., 32% and 61%, respectively. Methane production decreased with reducing particle size for waste produced in spring
from 482 ± 12 to 310 ± 1 mL CH4
g VS−
1. In contrast, waste produced in autumn/winter and summer did not show high
differences among different sizes. Despite these differences, mixtures with the smallest particle size presented the highest
methane production rate.