The biogas technology in the circular economy context

Prof. Hassan El Bari
Moroccan Association of Solid Waste, President & Faculty of Science, Ibn Tofail University, Morocco, Full Professor

By Prof. Hassan El Bari, Ibn Tofail University-Kénitra, Morocco & President of Moroccan Association of Solid Waste.

Biogas production technology has both environmental and economic advantages. In fact, the anaerobic digestion process allows significant organic depollution effluents or residues and the production of renewable energy through the valorisation of the bio-methane produced. This leads to a significant reduction in greenhouse gases. Moreover, after the production of the biogas, a residual byproduct called digestate is obtained. In order to close the loop and respect the objectives of the circular economy, it is essential to plan a sustainable method of recovery and use of this digestate. Since the aim of the circular economy is to preserve products, materials and components at their maximum usefulness and value at all times. There is no universal method for the recovery and utilization of the digestate, as this choice depends on several determining factors. These factors are essentially linked to the origin of the substrate used, the composition of the digestate and the geographical proximity of the plant.
The objective of this presentation is to indicate the conditions in terms of the closing loop to achieve circular economy goals. We will present some bioenergy combined systems in which we could use several biomass conversion types and also some example of renewable energy combined systems.

Biography

Prof. Dr. Hassan El Bari has obtained the PhD in Material Sciences from INPL (France) in 1987 and also has Doctorat d’Etat in Mechanical Engineering, University Mohamed V, Rabat – Morocco-1998. Mr Hassan El Bari is :
● The President of the Moroccan Association of Solid Waste (AMADES-Morocco) since 2005.
● The Master Degree Coordinator Waste Management and Recovery, University of Ibn Tofail, since 2010 and
● International Expert in Global Partnership on Waste Management, United Nations Environment Programme (UNEP), 2012, http://www.unep.org/gpwm
● Responsible for Work Package 5 (Biogas Production) in the European project BIOWASTE4SP, «Turning biowaste into sustainable products: development of appropriate conversion technologies applicable in developing countries – Project funded under EU FP7, www.biowaste4sp.eu
● Member of the International Solid Waste Association (ISWA) 2004-2014.
● International expert at the Global Partnership on Waste Management-United Nations Program for the Environment – UNEP -2012, http://www.unep.org/gpwm/InformationPlatform/Directoryofexperts/tabid/79605/Default.aspx
● Coordinator of the project “Recovery of organic effluents from the industries of paper-Cards in Morocco by Methanization: Realization of a pilot digester coupled to favourite Solar Energy”, funded by IRESEN
● Partner of European project ERANETMED II: RenewValue : “Local sustainable renewable energy supply for vulnerable communities in arid and semi-arid Mediterranean zones”, Coordinated by University of Rostock – Germany, Sept 2017 to August 2020.
● Coordinator of the project, « Study of an appropriate technology for the organic waste and biomass bioconversion into sustainable renewable energy and bio-fertilizer », funded by Moroccan Higher Education Ministry, 2017
● Moroccan Coordinator of Cooperation Project between HTW-Berlin- University of Applied Sciences – Germany and Ibn Tofail University – Kenitra – Morocco, “Ecological sustainable waste management – energetic utilization of organic waste”(Biowaste4E), funded by BMZ and DAAD, Germany, 2018.

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