The effect of organic loading rate on the anaerobic digestion of two-phase olive mill solid residue derived from fruits with low ripening index

2007 ◽  
Vol 82 (3) ◽  
pp. 259-266 ◽  
Author(s):  
Bárbara Rincón ◽  
Lissette Travieso ◽  
Enrique Sánchez ◽  
María de los Ángeles Martín ◽  
Antonio Martín ◽  
...  
2008 ◽  
Vol 28 (5) ◽  
pp. 870-877 ◽  
Author(s):  
B. Rincón ◽  
E. Sánchez ◽  
F. Raposo ◽  
R. Borja ◽  
L. Travieso ◽  
...  

Energies ◽  
2014 ◽  
Vol 7 (2) ◽  
pp. 736-750 ◽  
Author(s):  
Yuling Chen ◽  
Benjamin Rößler ◽  
Simon Zielonka ◽  
Anna-Maria Wonneberger ◽  
Andreas Lemmer

2013 ◽  
Vol 295-298 ◽  
pp. 1393-1397
Author(s):  
Qi Wei Liu ◽  
Xiao Yu Zhang

The mesophilic (35°C) two-phase anaerobic digestion ( TPAD) process was used to treat mixed sludge from primary sedimentation and secondary sedimentation tanks ( 1:3 ). The results show that when HRT is 10 days and organic loading rate is 1.5kgVS/ (m3•d), the upper-liquid COD of methanogenic phase and acidogenic phase increased along with time, but not obviously; The contents oSuperscript textf polysaccharides and proteins in upper-liquid multiplied increased with digestion time, polysaccharides and proteins in acidogenic phase upper-liquid were more than methanogenic phase; The value of CST became larger after being digested by mesophilic two-phase anaerobic digestion, but the dewaterability of sludge in methanogenic phase is better than acidogenic phase.


Author(s):  
Brayan Alexis Parra-Orobio ◽  
Andrea Pérez-Vidal ◽  
Patricia Torres-Lozada

Abstract Anaerobic digestion (AD) of food waste (FW) has been gaining more interest as it has potential for the production of organic amendments with high struvite (NH4MgPO4·6H2O) content, which is a nutrient of great interest in sustainable agriculture. In this study, the influence of AD of FW in one- and two-phase configurations on methane production and the potential for struvite formation using digestate, was evaluated. It was found that the two-phase is a more efficient as its organic loading rate is 18% higher than that of one-phase configuration. In addition, the two-phase yielded a higher methane content in biogas (>60%) and a higher organic matter transformation in each of the AD stages (>20%); further, the digestate complied with the regulatory requirements for the use of organic amendments, thereby being deemed as a Type-B material with a struvite precipitation potential, exceeding 80%, as opposed to the digestate from one-phase configuration, which may represent a revenue of up to US$ 26,505 per year.


2021 ◽  
Vol 296 ◽  
pp. 113064
Author(s):  
Carina Malinowsky ◽  
Willian Nadaleti ◽  
Letícia Rech Debiasi ◽  
Ailton João Gonçalves Moreira ◽  
Remy Bayard ◽  
...  

2021 ◽  
Vol 123 ◽  
pp. 52-59
Author(s):  
L. Megido ◽  
L. Negral ◽  
Y. Fernández-Nava ◽  
B. Suárez-Peña ◽  
P. Ormaechea ◽  
...  

2013 ◽  
Vol 129 ◽  
pp. 219-223 ◽  
Author(s):  
C. González-Fernández ◽  
B. Sialve ◽  
N. Bernet ◽  
J.P. Steyer

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