J. Mata-alvarez, J. Dosta, S. Macé, and S. Astals, Codigestion of solid wastes: A review of its uses and perspectives including modeling, Critical Reviews in Biotechnology, vol.31, pp.99-111, 2011.

S. Astals, D. J. Batstone, J. Mata-alvarez, and P. D. Jensen, Identification of synergistic impacts during anaerobic co-digestion of organic wastes, Bioresource Technology, vol.169, pp.421-427, 2014.

G. Silvestre, A. Bonmatí, and B. Fernández, Optimisation of sewage sludge anaerobic digestion through co-digestion with OFMSW: Effect of collection system and particle size, Waste Management, vol.43, pp.137-143, 2015.

A. E. Maragkaki, M. Fountoulakis, A. Gypakis, A. Kyriakou, K. Lasaridi et al., Pilot-scale anaerobic co-digestion of sewage sludge with agro-industrial by-products for increased biogas production of existing digesters at wastewater treatment plants, Waste Management, vol.59, pp.362-370, 2016.

Å. Davidsson, C. Lövstedt, J. La-cour-jansen, C. Gruvberger, and H. Aspegren, Codigestion of grease trap sludge and sewage sludge, Waste Management, vol.28, pp.986-992, 2008.

J. Palatsi, M. Viñas, M. Guivernau, B. Fernandez, and X. Flotats, Anaerobic digestion of slaughterhouse waste: Main process limitations and microbial community interactions, Bioresource Technology, vol.102, pp.2219-2227, 2011.

F. Girotto, L. Alibardi, and R. Cossu, Food waste generation and industrial uses: A review, Waste Management, vol.45, pp.32-41, 2015.

S. Xie, R. Wickham, and L. D. Nghiem, Synergistic effect from anaerobic co-digestion of sewage sludge and organic wastes, International Biodeterioration & Biodegradation, vol.116, pp.191-197, 2017.

B. Wang, S. Strömberg, C. Li, I. A. Nges, M. Nistor et al., Effects of substrate concentration on methane potential and degradation kinetics in batch anaerobic digestion, Bioresource Technology, vol.194, pp.240-246, 2015.

?. Zonta, M. M. Alves, X. Flotats, and J. Palatsi, Modelling inhibitory effects of long chain fatty acids in the anaerobic digestion process, Water Research, vol.47, pp.1369-1380, 2013.

J. Edwards, M. Othman, E. Crossin, and S. Burn, Anaerobic co-digestion of municipal food waste and sewage sludge: A comparative life cycle assessment in the context of a waste service provision, Bioresource Technology, vol.223, pp.237-249, 2017.

G. Silvestre, A. Rodríguez-abalde, B. Fernández, X. Flotats, and A. Bonmatí, Biomass adaptation over anaerobic co-digestion of sewage sludge and trapped grease waste, Bioresource Technology, vol.102, pp.6830-6836, 2011.

B. Wang, S. Strömberg, I. A. Nges, M. Nistor, and J. Liu, Impacts of inoculum pretreatments on enzyme activity and biochemical methane potential, Journal of Bioscience and Bioengineering, vol.121, pp.557-560, 2016.

L. D. Nghiem, K. Koch, D. Bolzonella, and J. E. Drewes, Full scale co-digestion of wastewater sludge and food waste: Bottlenecks and possibilities, Renewable and Sustainable Energy Reviews, vol.72, pp.354-362, 2017.
DOI : 10.1016/j.rser.2017.01.062

S. Alanya, Y. D. Yilmazel, C. Park, J. L. Willis, J. Keaney et al., Anaerobic co-digestion of sewage sludge and primary clarifier skimmings for increased biogas production, Water Science & Technology, vol.67, pp.174-179, 2013.
DOI : 10.2166/wst.2012.550

J. Edwards, M. Othman, and S. Burn, A review of policy drivers and barriers for the use of anaerobic digestion in Europe, the United States and Australia, Renewable and Sustainable Energy Reviews, vol.52, pp.815-828, 2015.

, Council Directive 1999/31/EC on the landfill, Official Journal of the European Communities, vol.182, pp.1-19, 1999.

, Directive 2009/28/EC of the European Parliament, Official Journal of the European Union, vol.23, pp.16-62, 2009.

, Energy in Ireland, Energy Policy Statistical Support Unit, vol.88, 1990.

, Consultation on amendments to the REFIT 3 terms and conditions, 13. Available online at, 2015.

, The Environment in your pocket, vol.104, 2009.

, Guidelines to Defra / DECC's GHG Conversion Factors for Company Reporting: Methodology Paper for Emission Factors, vol.102, 2011.

S. Ponsá, T. Gea, and A. Sánchez, Anaerobic co-digestion of the organic fraction of municipal solid waste with several pure organic co-substrates, Biosystems Engineering, vol.108, pp.352-360, 2011.

G. Esposito, L. Frunzo, F. Liotta, A. Panico, and F. Pirozzi, Bio-methane potential tests to measure the biogas production from the digestion and co-digestion of complex organic substrates, The Open Environmental Engineering Journal, vol.5, pp.1-8, 2012.

R. A. Labatut, L. T. Angenent, and N. R. Scott, Biochemical methane potential and biodegradability of complex organic substrates, Bioresource Technology, vol.102, pp.2255-2264, 2011.
DOI : 10.1016/j.biortech.2010.10.035

C. Cavinato, D. Bolzonella, P. Pavan, F. Fatone, and F. Cecchi, Mesophilic and thermophilic anaerobic co-digestion of waste activated sludge and source sorted biowaste in pilot-and full-scale reactors, Renewable Energy, vol.55, pp.260-265, 2013.

S. Lafitte-trouqué and C. Forster, Dual anaerobic co-digestion of sewage sludge and confectionery waste, Bioresource Technology, vol.71, pp.77-82, 2000.

P. Stroot, Anaerobic codigestion of municipal solid waste and biosolids under various mixing conditions-I. digester performance, Water Research, vol.35, pp.1804-1816, 2001.
DOI : 10.1016/s0043-1354(00)00439-5

J. Kim and C. Kang, Increased anaerobic production of methane by co-digestion of sludge with microalgal biomass and food waste leachate, Bioresource Technology, vol.189, pp.409-412, 2015.

H. Kim, J. Nam, and H. Shin, A comparison study on the high-rate co-digestion of sewage sludge and food waste using a temperature-phased anaerobic sequencing batch reactor system, Bioresource Technology, vol.102, pp.7272-7279, 2011.

A. Giuliano, D. Bolzonella, P. Pavan, C. Cavinato, and F. Cecchi, Co-digestion of livestock effluents, energy crops and agro-waste : Feeding and process optimization in mesophilic and thermophilic conditions, Bioresource Technology, vol.128, pp.612-618, 2013.

K. Koch, M. Plabst, A. Schmidt, B. Helmreich, and J. E. Drewes, Co-digestion of food waste in a municipal wastewater treatment plant: Comparison of batch tests and full-scale experiences, Waste Management, vol.47, pp.28-33, 2016.

N. T. Tuyet, N. P. Dan, N. C. Vu, N. L. Trung, B. X. Thanh et al., Laboratory-scale membrane up-concentration and co-anaerobic digestion for energy recovery from sewage and kitchen waste, Water Science and Technology, vol.73, pp.597-606, 2016.
DOI : 10.2166/wst.2015.535

X. Liu, X. Gao, W. Wang, L. Zheng, Y. Zhou et al., Pilot-scale anaerobic codigestion of municipal biomass waste: Focusing on biogas production and GHG reduction, Renewable Energy, vol.44, pp.463-468, 2012.
DOI : 10.1016/j.renene.2012.01.092

M. Murto, L. Björnsson, and B. Mattiasson, Impact of food industrial waste on anaerobic co-digestion of sewage sludge and pig manure, Journal of Environmental Management, vol.70, pp.101-107, 2004.

A. Davidsson, J. Wawrzynczyk, O. Norrlow, J. L. Jansen, and . Cour, Strategies for enzyme dosing to enhance anaerobic digestion of sewage sludge, Journal of Residuals Science and Technology, vol.4, pp.1-7, 2007.

S. Luste and S. Luostarinen, Anaerobic co-digestion of meat-processing by-products and sewage sludge-Effect of hygienization and organic loading rate, Bioresource Technology, vol.101, pp.2657-2664, 2010.

J. H. Long, T. N. Aziz, F. L. Reyes, and J. J. Ducoste, Anaerobic co-digestion of fat, oil, and grease (FOG): A review of gas production and process limitations, Process Safety and Environmental Protection, vol.90, pp.231-245, 2012.

E. J. Martínez, J. Fierro, M. E. Sánchez, and X. Gómez, Anaerobic co-digestion of FOG and sewage sludge: Study of the process by Fourier transform infrared spectroscopy, International Biodeterioration & Biodegradation, vol.75, pp.1-6, 2012.

L. D. Nghiem, T. T. Nguyen, P. Manassa, S. K. Fitzgerald, M. Dawson et al., Co-digestion of sewage sludge and crude glycerol for on-demand biogas production, International Biodeterioration and Biodegradation, vol.95, pp.160-166, 2014.

B. Wang, I. A. Nges, M. Nistor, and J. Liu, Determination of methane yield of cellulose using different experimental setups, Water Science and Technology, vol.70, pp.599-604, 2014.

J. K. Einola, S. A. Luostarinen, E. A. Salminen, and J. Rintala, Screening for an optimal combination of municipal and industrial wastes and sludges for anaerobic co-digestion, Proceedings of the 9th World Congress, Anaerobic Digestion, pp.357-362, 2001.

S. G. Shin, B. W. Zhou, S. Lee, W. Kim, and S. Hwang, Variations in methanogenic population structure under overloading of pre-acidified high-strength organic wastewaters, Process Biochemistry, vol.46, pp.1035-1038, 2011.

Y. Sun, D. Wang, J. Yan, W. Qiao, W. Wang et al., Effects of lipid concentration on anaerobic co-digestion of municipal biomass wastes, Waste Management, vol.34, pp.1025-1034, 2014.

X. Fonoll, S. Astals, J. Dosta, and J. Mata-alvarez, Anaerobic co-digestion of sewage sludge and fruit wastes: Evaluation of the transitory states when the co-substrate is changed, Chemical Engineering Journal, vol.262, pp.1268-1274, 2015.

, Food Losses and Waste in the Context of Sustainable Food Systems, A Report by the High Level Panel of Experts on Food Security and Nutrition of the Committee on World Food Security (Rome: UN Committee on World Food Security (CFS)), 2014.

J. Gustavsson, C. Cederberg, U. Sonesson, R. Van-otterdijk, and A. Meybeck, Global Food Losses and Food Waste-Extent, Causes and Prevention, 2011.

E. and E. P. , Licensed Sites, Report on Air Emissions, 2014.

D. J. Lee, S. Y. Lee, J. S. Bae, J. G. Kang, K. H. Kim et al., Effect of volatile fatty acid concentration on anaerobic degradation rate from field anaerobic digestion facilities treating food waste leachate in South Korea, Journal of Chemistry, p.9, 2015.

X. Liu, W. Wang, Y. Shi, L. Zheng, X. Gao et al., Pilot-scale anaerobic co-digestion of municipal biomass waste and waste activated sludge in China: Effect of organic loading rate, Waste Management, vol.32, pp.2056-2060, 2012.

X. He, F. L. De-los-reyes, M. L. Leming, L. O. Dean, S. E. Lappi et al., Mechanisms of fat, oil and grease (FOG) deposit formation in sewer lines, Water Research, vol.47, pp.4451-4459, 2013.

T. P. Curran, Sustainable management of fat, oil and grease (FOG) waste-A global challenge, Sustainability Ireland, vol.8, pp.7-15, 2015.

X. He, J. Osborne, and F. L. De-los-reyes, Physico-chemical characterization of grease interceptors with and without biological product addition, Water Environment Research, vol.84, pp.195-201, 2012.

S. Luostarinen, S. Luste, and M. Sillanpää, Increased biogas production at wastewater treatment plants through co-digestion of sewage sludge with grease trap sludge from a meat processing plant, Bioresource Technology, vol.100, pp.79-85, 2009.

J. H. Long, T. N. Aziz, F. L. De-los-reyes, and J. J. Ducoste, Anaerobic co-digestion of fat, oil, and grease (FOG): A review of gas production and process limitations, Process Safety and Environmental Protection, vol.90, pp.231-245, 2012.

A. E. Maragkaki, I. Vasileiadis, M. Fountoulakis, A. Kyriakou, K. Lasaridi et al., Improving biogas production from anaerobic co-digestion of sewage sludge with a thermal dried mixture of food waste, cheese whey and olive mill wastewater, 2017.

J. Palatsi, M. Laureni, M. V. Andrés, X. Flotats, H. B. Nielsen et al., Strategies for recovering inhibition caused by long chain fatty acids on anaerobic thermophilic biogas reactors, Bioresource Technology, vol.100, pp.4588-4596, 2009.
DOI : 10.1016/j.biortech.2009.04.046

L. Wang, T. N. Aziz, and F. L. De-los-reyes, Determining the limits of anaerobic codigestion of thickened waste activated sludge with grease interceptor waste, Water Research, vol.47, pp.3835-3844, 2013.

H. S. Cho, H. S. Moon, J. Y. Lim, and J. Y. Kim, Effect of long chain fatty acids removal as a pretreatment on the anaerobic digestion of food waste, Journal of Material Cycles and Waste Management, vol.15, pp.82-89, 2013.

J. Wang, Y. Zhang, L. Han, L. Chang, and W. Bao, Simultaneous removal of hydrogen sulfide and mercury from simulated syngas by iron-based sorbents, Fuel, vol.103, pp.73-79, 2013.

R. Girault, G. Bridoux, F. Nauleau, C. Poullain, J. Buffet et al., Anaerobic co-digestion of waste activated sludge and greasy sludge from flotation process: Batch versus CSTR experiments to investigate optimal design, Bioresource Technology, vol.105, pp.1-8, 2012.
URL : https://hal.archives-ouvertes.fr/hal-00736422

V. Razaviarani, I. D. Buchanan, S. Malik, and H. Katalambula, Pilot-scale anaerobic co-digestion of municipal wastewater sludge with restaurant grease trap waste, Journal of Environmental Management, vol.123, pp.26-33, 2013.
DOI : 10.1016/j.jenvman.2013.03.021

S. Borowski and P. Kubacki, Co-digestion of pig slaughterhouse waste with sewage sludge, Waste Management, vol.40, pp.119-126, 2015.
DOI : 10.1016/j.wasman.2015.03.021

E. Neczaj, J. Bien, A. Grosser, M. Worwag, and M. Kacprzak, Anaerobic treatment of sewage sludge and grease trap sludge in continuous co-digestion, Global Nest Journal, vol.14, pp.141-148, 2012.

E. Iacovidou, D. Ohandja, J. Gronow, and N. Voulvoulis, The household use of food waste disposal units as a waste management option: A review, Critical Reviews in Environmental Science and Technology, vol.42, pp.1485-1508, 2012.

P. Suto, D. M. Gray, E. Larsen, and J. Hake, Innovative anaerobic digestion investigation of fats, oils, and grease, Proceedings of the Water Environment Federation, Residuals and Biosolids Management, vol.22, pp.858-879, 2006.
DOI : 10.2175/193864706783796853

L. Appels, J. Lauwers, J. Degrève, L. Helsen, B. Lievens et al., Anaerobic digestion in global bio-energy production: Potential and research challenges, Renewable and Sustainable Energy Reviews, vol.15, pp.4295-4301, 2011.
DOI : 10.1016/j.rser.2011.07.121

Y. Sun, D. Wang, J. Yan, W. Qiao, W. Wang et al., Effects of lipid concentration on anaerobic co-digestion of municipal biomass wastes, Waste Management, vol.34, pp.1025-1034, 2014.

S. Wu, P. Ni, J. Li, H. Sun, Y. Wang et al., Integrated approach to sustain biogas production in anaerobic digestion of chicken manure under recycled utilization of liquid digestate: Dynamics of ammonium accumulation and mitigation control, Bioresource Technology, vol.205, pp.75-81, 2016.

M. Kim, M. Morrison, Y. , and Z. , Status of the phylogenetic diversity census of ruminal microbiomes, FEMS Microbiology Ecology, vol.76, pp.49-63, 2011.

M. Krupp, J. Schubert, and R. Widmann, Feasibility study for co-digestion of sewage sludge with OFMSW on two wastewater treatment plants in Germany, Waste Management, vol.25, pp.393-399, 2005.

A. Mottet, J. P. Steyer, S. Déléris, F. Vedrenne, J. Chauzy et al., Estimating anaerobic biodegradability indicators for waste activated sludge, Chemical Engineering Journal, vol.160, pp.488-496, 2010.
DOI : 10.1016/j.cej.2010.03.059

H. Kim, S. Han, and H. Shin, The optimisation of food waste addition as a cosubstrate in anaerobic digestion of sewage sludge, Waste Management & Research, vol.21, pp.515-526, 2003.

N. H. Heo, S. C. Park, J. S. Lee, H. Kang, and D. H. Park, Single-stage anaerobic codigestion for mixture wastes of simulated korean food waste and waste activated sludge, Biotechnology for Fuels and Chemicals: The Twenty-fourth Symposium, pp.567-579, 2003.

P. Sosnowski, A. Wieczorek, and S. Ledakowicz, Anaerobic co-digestion of sewage sludge and organic fraction of municipal solid wastes, Advances in Environmental Research, vol.7, pp.609-616, 2003.

P. Zhang, G. Zeng, G. Zhang, Y. Li, B. Zhang et al., Anaerobic co-digestion of biosolids and organic fraction of municipal solid waste by sequencing batch process, Fuel Processing Technology, vol.89, pp.485-489, 2008.

H. Wang, I. A. Fotidis, A. , and I. , Ammonia effect on hydrogenotrophic methanogens and syntrophic acetate-oxidizing bacteria, FEMS Microbiology Ecology, vol.91, pp.130-138, 2015.

C. Zhang, H. Su, and T. Tan, Batch and semi-continuous anaerobic digestion of food waste in a dual solid-liquid system, Bioresource Technology, vol.145, pp.10-16, 2013.

I. Angelidaki and W. Sanders, Assessment of the anaerobic biodegradability of macropollutants, Reviews in Environmental Science and Bio/Technology, vol.3, pp.117-129, 2004.

E. Iacovidou, D. Ohandja, and N. Voulvoulis, Food waste co-digestion with sewage sludge-Realising its potential in the UK, Journal of Environmental Management, vol.112, pp.267-274, 2012.

I. Angelidaki, M. Alves, D. Bolzonella, L. Borzacconi, J. L. Campos et al., Defining the biomethane potential (BMP) of solid organic wastes and energy crops: A proposed protocol for batch assays, Water Science and Technology, vol.59, pp.927-934, 2009.

G. K. Kafle, S. H. Kim, and B. S. Shin, Anaerobic digestion treatment for the mixture of Chinese cabbage waste juice and swine manure, Journal of Biosystems Engineering, vol.37, pp.58-64, 2012.

C. J. Banks, M. Chesshire, S. Heaven, and R. Arnold, Anaerobic digestion of sourcesegregated domestic food waste: Performance assessment by mass and energy balance, Bioresource Technology, vol.102, pp.612-620, 2011.

J. Mata-alvarez, J. Dosta, M. S. Romero-güiza, X. Fonoll, M. Peces et al., A critical review on anaerobic co-digestion achievements between, Renewable and Sustainable Energy Reviews, vol.36, pp.412-427, 2010.

M. A. Climenhaga and C. J. Banks, Anaerobic digestion of catering wastes: Effect of micronutrients and retention time, Water Science & Technology, vol.57, pp.687-692, 2009.

C. Zhang, G. Xiao, L. Peng, H. Su, and T. Tan, The anaerobic co-digestion of food waste and cattle manure, Bioresource Technology, vol.129, pp.170-176, 2013.

X. Chen, R. T. Romano, and R. Zhang, Anaerobic digestion of food wastes for biogas production, International Journal of Agricultural and Biological Engineering, vol.3, pp.61-72, 2010.

L. De-baere and B. Mattheeuws, Anaerobic digestion of MSW in Europe, BioCycle, vol.51, pp.24-26, 2010.

C. Noutsopoulos, D. Mamais, K. Antoniou, C. Avramides, P. Oikonomopoulos et al., Anaerobic co-digestion of grease sludge and sewage sludge: The effect of organic loading and grease sludge content, Bioresource Technology, vol.131, pp.452-459, 2013.

I. M. Buendía, F. J. Fernández, J. Villaseñor, and L. Rodríguez, Feasibility of anaerobic co-digestion as a treatment option of meat industry wastes, Bioresource Technology, vol.100, pp.1903-1909, 2009.

P. Pitk, P. Kaparaju, J. Palatsi, R. Affes, and R. Vilu, Co-digestion of sewage sludge and sterilized solid slaughterhouse waste: Methane production efficiency and process limitations, Bioresource Technology, vol.134, pp.227-232, 2013.

J. C. Kabouris, U. Tezel, S. G. Pavlostathis, M. Engelmann, J. Dulaney et al., Methane recovery from the anaerobic codigestion of municipal sludge and FOG, Bioresource Technology, vol.100, pp.3701-3705, 2009.

H. Carrere, Y. Rafrafi, A. Battimelli, M. Torrijos, J. P. Delgenes et al., Improving methane production during the codigestion of waste-activated sludge and fatty wastewater: Impact of thermo-alkaline pretreatment on batch and semi-continuous processes, Chemical Engineering Journal, vol.210, pp.404-409, 2012.

L. Pastor, L. Ruiz, A. Pascual, and B. Ruiz, Co-digestion of used oils and urban landfill leachates with sewage sludge and the effect on the biogas production, Applied Energy, vol.107, pp.438-445, 2013.

C. Wan, Q. Zhou, G. Fu, and Y. Li, Semi-continuous anaerobic co-digestion of thickened waste activated sludge and fat, oil and grease, Waste Management, vol.31, pp.1752-1758, 2011.
DOI : 10.1016/j.wasman.2011.03.025

E. Hosseini-koupaie, M. Barrantes-leiva, C. Eskicioglu, and C. Dutil, Mesophilic batch anaerobic co-digestion of fruit-juice industrial waste and municipal waste sludge: Process and cost-benefit analysis, Bioresource Technology, vol.152, pp.66-73, 2014.

D. G. Cirne, X. Paloumet, L. Björnsson, M. M. Alves, and B. Mattiasson, Anaerobic digestion of lipid-rich waste-Effects of lipid concentration, Renewable Energy, vol.32, pp.965-975, 2007.

J. Pagés-díaz, I. Pereda-reyes, M. J. Taherzadeh, I. Sárvári-horváth, and M. Lundin, Anaerobic co-digestion of solid slaughterhouse wastes with agro-residues: Synergistic and antagonistic interactions determined in batch digestion assays, Chemical Engineering Journal, vol.245, pp.89-98, 2014.

O. Pahl, A. Firth, I. Macleod, and J. Baird, Anaerobic co-digestion of mechanically biologically treated municipal waste with primary sewage sludge-A feasibility study, Bioresource Technology, vol.99, pp.3354-3364, 2008.

P. Sosnowski, A. Klepacz-smolka, K. Kaczorek, and S. Ledakowicz, Kinetic investigations of methane co-fermentation of sewage sludge and organic fraction of municipal solid wastes, Bioresource Technology, vol.99, pp.5731-5737, 2008.

T. Zhang, C. Mao, N. Zhai, X. Wang, and G. Yang, Influence of initial pH on thermophilic anaerobic co-digestion of swine manure and maize stalk, Waste Management, vol.35, pp.119-126, 2015.

W. Zhang, Q. Lang, M. Fang, X. Li, H. Bah et al., Bioresource Technology Combined effect of crude fat content and initial substrate concentration on batch anaerobic digestion characteristics of food waste, Bioresource Technology, vol.232, pp.304-312, 2017.

Y. Chen, J. J. Cheng, and K. S. Creamer, Inhibition of anaerobic digestion process: A review, Bioresource Technology, vol.99, pp.4044-4064, 2008.

R. M. Ziels, A. Karlsson, D. A. Beck, J. Ejlertsson, S. S. Yekta et al., Microbial community adaptation influences long-chain fatty acid conversion during anaerobic codigestion of fats, oils, and grease with municipal sludge, Water Research, vol.103, pp.372-382, 2016.

L. Appels, J. Baeyens, J. Degrève, and R. Dewil, Principles and potential of the anaerobic digestion of waste-activated sludge, Progress in Energy and Combustion Science, vol.34, pp.755-781, 2008.

O. Yenigün and B. Demirel, Ammonia inhibition in anaerobic digestion: A review, Process Biochemistry, vol.48, pp.901-911, 2013.

I. A. Fotidis, D. Karakashev, T. A. Kotsopoulos, G. G. Martzopoulos, A. et al., Effect of ammonium and acetate on methanogenic pathway and methanogenic community composition, FEMS Microbiology Ecology, vol.83, pp.38-48, 2013.

B. Arhoun, A. Bakkali, R. El-mail, J. M. Rodriguez-maroto, and F. Garcia-herruzo, Biogas production from pear residues using sludge from a wastewater treatment plant digester. Influence of the feed delivery procedure, Bioresource Technology, vol.127, pp.242-247, 2013.
DOI : 10.1016/j.biortech.2012.09.075

F. Van-foreest, Perspectives for biogas in Europe, 2012.

. Ireland, European Communities (Waste Directive) Regulations, 2011.

E. Parliament and . Council, Directive 2008/98/EC of the European Parliament and of the Council of 19 November 2008 on waste and repealing certain directives, Official Journal of the European Union, pp.3-30, 2008.

, European Union (Animal ByProducts) Regulations, p.187, 2014.

G. Adam, S. Lemaigre, X. Goux, P. Delfosse, R. et al., Upscaling of an electronic nose for completely stirred tank reactor stability monitoring from pilot-scale to real-scale agricultural co-digestion biogas plant, Bioresour Technol, vol.178, pp.285-296, 2015.

N. Ganidi, S. Tyrrel, and E. Cartmell, Anaerobic digestion foaming causes-A review, Bioresource Technology, vol.100, pp.5546-5554, 2009.

, Environmental Protection Agency (Integrated Pollution Control) (Licensing) Regulations 2013. Statutory Instruments No 283, EPA, 2013.

D. G. Ohandja, L. Gove, M. Edwards, J. Callan, and N. Voulvoulis, Improving anaerobic digester performance: lessons learnt from digester clean-out operations, Water Practice & Technology, vol.5, p.44, 2010.

, Co-digestion of sewage sludge and waste, CIWEM, 2011.

. Celtic-anglian and . Water, Ringsend Wastewater Treatment Works, 2016.

O. W. Awe, R. Liu, and Y. Zhao, Analysis of energy consumption and saving in wastewater treatment plant : Case study from Ireland, Journal of Water Sustainability, vol.6, pp.63-76, 2016.

H. Fisgativa, A. Tremier, and P. Dabert, Characterizing the variability of food waste quality: A need for efficient valorisation through anaerobic digestion, Waste Management, vol.50, pp.264-274, 2016.

L. Alibardi and R. Cossu, Effects of carbohydrate, protein and lipid content of organic waste on hydrogen production and fermentation products, Waste Management, vol.47, pp.69-77, 2016.

L. Alibardi and R. Cossu, Composition variability of the organic fraction of municipal solid waste and effects on hydrogen and methane production potentials, Waste Management, vol.36, pp.147-155, 2015.

M. E. Edjabou, M. B. Jensen, R. Götze, K. Pivnenko, C. Petersen et al., Municipal solid waste composition: Sampling methodology, statistical analyses, and case study evaluation, Waste Management, vol.36, pp.12-23, 2015.

Z. Yan, Z. Song, D. Li, Y. Yuan, X. Liu et al., The effects of initial substrate concentration, C/N ratio, and temperature on solid-state anaerobic digestion from composting rice straw, Bioresource Technology, vol.177, pp.266-273, 2015.

H. D. Belitz, W. Grosch, and P. Schieberle, Food Chemistry, p.114, 2009.

G. Carucci, F. Carrasco, K. Trifoni, M. Majone, and M. Beccari, Anaerobic digestion of food industry wastes: Effect of codigestion on methane yield, Journal of Environmental Engineering, vol.131, pp.1037-1045, 2005.

F. Straka, P. Jenicek, J. Zabranska, M. Dohanyos, and M. Kuncarova, Anaerobic fermentation of biomass and wastes with respect to sulfur and nitrogen contents in treated materials, Sardinia Eleventh International Waste Management and Landfill Symposium, vol.33, pp.113-117, 2007.

J. Lu, H. N. Gavala, I. V. Skiadas, Z. Mladenovska, and B. K. Ahring, Improving anaerobic sewage sludge digestion by implementation of a hyper-thermophilic prehydrolysis step, Journal of Environmental Management, vol.88, pp.881-889, 2008.

O. Christ, P. A. Wilderer, R. Angerhöfer, and M. Faulstich, Mathematical modeling of the hydrolysis of anaerobic processes. Water Science and Technology: A, Journal of the International Association on Water Pollution Research, vol.41, pp.61-65, 2000.

V. Razaviarani and I. D. Buchanan, Reactor performance and microbial community dynamics during anaerobic co-digestion of municipal wastewater sludge with restaurant grease waste at steady state and overloading stages, Bioresource Technology, vol.172, pp.232-240, 2014.

H. Kim, J. Nam, and H. Shin, A comparison study on the high-rate co-digestion of sewage sludge and food waste using a temperature-phased anaerobic sequencing batch reactor system, Bioresource Technology, vol.102, pp.7272-7279, 2011.

X. Dai, N. Duan, B. Dong, and L. Dai, High-solids anaerobic co-digestion of sewage sludge and food waste in comparison with mono digestions: Stability and performance, Waste Management, vol.33, pp.308-316, 2013.

J. Jansen, C. La, C. Gruvberger, N. Hanner, H. Aspegren et al., Digestion of sludge and organic waste in the sustainability concept for Malmö, Sweden. Water Science and Technology, vol.49, pp.163-169, 2004.

N. H. Heo, S. C. Park, and P. H. Kang, Effects of mixture ratio and hydraulic retention time on single-stage anaerobic co-digestion of food waste and waste activated sludge, Journal of Environmental Science and Health, Part A, vol.39, pp.1739-1756, 2004.