185 research outputs found

    Enabling onshore CO2 storage in Europe: fostering international cooperation around pilot and test sites

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    To meet the ambitious EC target of an 80% reduction in greenhouse gas emissions by 2050, CO2 Capture and Storage (CCS) needs to move rapidly towards full scale implementation with geological storage solutions both on and offshore. Onshore storage offers increased flexibility and reduced infrastructure and monitoring costs. Enabling onshore storage will support management of decarbonisation strategies at territory level while enhancing security of energy supply and local economic activities, and securing jobs across Europe. However, successful onshore storage also requires overcoming some unique technical and societal challenges. ENOS will provide crucial advances to help foster onshore CO2 storage across Europe through: 1. Developing, testing and demonstrating in the field, under "real-life conditions", key technologies specifically adapted to onshore storage. 2. Contributing to the creation of a favourable environment for onshore storage across Europe. The ENOS site portfolio will provide a great opportunity for demonstration of technologies for safe and environmentally sound storage at relevant scale. Best practices will be developed using experience gained from the field experiments with the participation of local stakeholders and the lay public. This will produce improved integrated research outcomes and increase stakeholder understanding and confidence in CO2 storage. In this improved framework, ENOS will catalyse new onshore pilot and demonstration projects in new locations and geological settings across Europe, taking into account the site-specific and local socio-economic context. By developing technologies from TRL4/5 to TRL6 across the storage lifecycle, feeding the resultant knowledge and experience into training and education and cooperating at the pan-European and global level, ENOS will have a decisive impact on innovation and build the confidence needed for enabling onshore CO2 storage in Europe. ENOS is initiating strong international collaboration between European researchers and their counterparts from the USA, Canada, South Korea, Australia and South Africa for sharing experience worldwide based on real-life onshore pilots and field experiments. Fostering experience-sharing and research alignment between existing sites is key to maximise the investment made at individual sites and to support the efficient large scale deployment of CCS. ENOS is striving to promote collaboration between sites in the world through a programme of site twinning, focus groups centered around operative issues and the creation of a leakage simulation alliance

    Quelle R&D Mener pour le Développement Des Réseaux D'énergie De Demain ? Les Propositions de L'ancre en 2015

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    Feuille de route sur les réseaux électriques et stockage élaborée par le GP10 Réseaux et Stockages de l'Energie de l'ANCRECette feuille de route concerne les réseaux d’énergie électrique, de chaleur et de froid, les réseaux de gaz (hydrogène, gaz naturel), leurs stockages associés, ainsi que leurs couplages à venir dans le cadre de la transition énergétique et des évolutionsqui l’accompagneront, que ce soit sur les modes de production d’énergie ou sur l’évolution des usages.Le focus est porté sur les réseaux électriques qui seront les premiers impactés par cette transition énergétique. Hormisquelques éléments très spécifiques aux réseaux électriques (et qui seront notés dans le texte par une couleur différente)il est à souligner que la quasi-totalité des considérations et axes de R&D évoqués pour les réseauxélectriques et le développement de leur « intelligence » et/ou de leur flexibilité s’appliquentégalement aux autres réseaux d’énergie. Par ailleurs, si le groupe programmatique« Réseaux et Stockage » de l’ANCRE (GP10) s’est largement appuyé sur les nombreuses feuilles de route émises tant au niveau national, dont celles de l’ADEME, qu’européen, il a également souhaité s’en démarquer en insistantlargement et en détaillant les recherches scientifiques et technologiques à mener face aux verrous actuellement identifiés

    A ‘quiet revolution’? The impact of Training Schools on initial teacher training partnerships

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    This paper discusses the impact on initial teacher training of a new policy initiative in England: the introduction of Training Schools. First, the Training School project is set in context by exploring the evolution of a partnership approach to initial teacher training in England. Ways in which Training Schools represent a break with established practice are considered together with their implications for the dominant mode of partnership led by higher education institutions (HEIs). The capacity of Training Schools to achieve their own policy objectives is examined, especially their efficacy as a strategy for managing innovation and the dissemination of innovation. The paper ends by focusing on a particular Training School project which has adopted an unusual approach to its work and enquires whether this alternative approach could offer a more profitable way forward. During the course of the paper, five different models of partnership are considered: collaborative, complementary, HEI-led, school-led and partnership within a partnership

    Captage et Stockage du CO2_{{2}} : le puits de carbone géologique

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    The geological carbon sink consists of “putting back” the carbon into the subsurface from which it was extracted, in order to reduce incompressible residual CO2 emissions. Complementary to terrestrial (soils and forests) and oceanic carbon sinks, it is expected to play a key role in achieving carbon neutrality. 19 CO2 capture and storage (CCS) projects are already in operation worldwide. Major research and innovation efforts are being carried out to scale up and deploy this technology wherever it is needed. France, Europe and many countries believe that CCS will be essential to achieve the objectives of the Paris climate agreement and limit global warming to ++1.5 ^{\circ }C

    Évaluation des températures de rotation et de vibration à partir du spectre d'émission A/sup 2/ Delta -X/sup 2/ Pi de la molécule CH

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    An emission spectrum of the CH radical at 430 nm composed of three oscillation (0,0), (1,1) and (2,2) bands of the A/sup 2/ Delta -X/sup 2/ Pi transition is studied in order to diagnose the high temperature media containing hydrocarbons. The spectrum is simulated for the different vibrational T/sub v/ and rotational T/sub r/ temperatures ranging from 2000 to 8000 K and compared to the spectrum recorded from an argon-methane plasm

    Captage et stockage du CO2

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    International audienceCaptage et stockage du CO 2 La neutralité carbone en 2050 ne sera atteignable que si nous mobilisons tous les moyens possibles. Remettre le carbone dans le sous-sol d'où il a été extrait est un moyen efficace pour réduire les émissions résiduelles incompressibles de CO 2 et même pour retirer du CO 2 de l'atmosphère, comme le souligne le GIEC. C'est le puits de carbone géologique, complémentaire aux puits de carbone terrestre (sols et forêts) et océanique. Les recherches sur le captage et le stockage géologique de CO 2 (CSC, ou CCS en anglais) ont démarré dans le monde dans les années 1990 avec l'idée de renvoyer dans le sous-sol sous forme de CO 2 le carbone qu'on y extrait sous forme de charbon, de pétrole ou de gaz naturel, l'exploitation de ces énergies fossiles étant la principale cause du réchauffement climatique. Boucle vertueuse qui devrait permettre de ne plus perturber le compartiment atmosphère de la Terre et qui s'appuie notamment sur l'existence de nombreux gisements naturels de CO 2 , véritables analogues naturels montrant qu'au-delà d'un km de profondeur, les couches géologiques peuvent piéger durablement de très grandes quantités de CO 2. La technologie CSC peut jouer un rôle clé pour réduire les émissions de CO 2 de nombreuses industries (sidérurgie, cimenteries, incinérateurs de déchets, centrales à biomasse/gaz/charbon, production de gaz naturel et d'hydrogène…). Elle peut aussi être combinée à des énergies renouvelables pour retirer du carbone de l'atmosphère (couplage à la biomasse-énergie-BECSC, ou BECCS en anglais), produire de la chaleur (couplage avec la géothermie) ou des hydrocarbures synthétiques (combinaison CO 2 et H 2 vert produit par électrolyse de l'eau). A noter que depuis quelques années des efforts sont entrepris pour trouver des voies de valorisation du CO 2 , en l'utilisant comme matière première pour fabriquer de nouveaux produits. Cela pourrait permettre de catalyser le développement des technologies de captage de CO 2 et du CSC, mais le stockage reste indispensable pour réduire les émissions de CO 2 à un niveau compatible à ce qui est requis pour la lutte contre le changement climatique

    Captage et Stockage du CO2_{{2}} : le puits de carbone géologique

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    The geological carbon sink consists of “putting back” the carbon into the subsurface from which it was extracted, in order to reduce incompressible residual CO2 emissions. Complementary to terrestrial (soils and forests) and oceanic carbon sinks, it is expected to play a key role in achieving carbon neutrality. 19 CO2 capture and storage (CCS) projects are already in operation worldwide. Major research and innovation efforts are being carried out to scale up and deploy this technology wherever it is needed. France, Europe and many countries believe that CCS will be essential to achieve the objectives of the Paris climate agreement and limit global warming to ++1.5 ^{\circ }C

    Hypergravity effects on glide arc plasma

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    The behaviour of a special type of electric discharge – the gliding arc plasma – has been investigated in hypergravity (1g –18g) using the Large Diameter Centrifuge (LDC) at ESA/ESTEC. The discharge voltage and current together with the videosignal from a fast camera have been recorded during the experiment. The gliding of the arc is governed by hot gas buoyancy and by consequence, gravity. Increasing the centrifugal acceleration makes the glide arc movement substantially faster. Whereas at 1g the discharge was stationary, at 6g it glided with 7 Hz frequency and at 18g the gliding frequency was 11 Hz. We describe a simple model for the glide arc movement assuming low gas flow velocities, which is compared to our experimental results

    Strategic planning of regions and territories in europe for low carbon energy and industry through CCUS: The Strategy CCUS Project

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    STRATEGY CCUS is a three-year project (2019-2022) funded by the H2020 research and innovation framework of the European Commission. It comprises 17 partners and is coordinated by BRGM (France). STRATEGY CCUS aims to provide realistic strategic plans from 2025 to 2050 for deploying carbon capture, utilization and storage (CCUS) in Southern and Eastern Europe, from a local to a European scale. Eight promising regions, within seven countries are being studied. Plans and roadmaps for these regions will be developed based on economic and environmental drivers, technical potential and social acceptance. The deployment of operational CCUS clusters starts by an appraisal at local and regional level. Available data for each promising region was mapped to indicate the technical potential of CCUS development in each region. Relevant groups of stakeholders were identified and invited to form Regional Stakeholder Committees within each promising region. These committees are working with project partners to consider regional factors and concerns as well as to elaborate scenarios of CCUS deployment in their respective regions to ensure early local participation. In the 3 most promising regions for the deployment of CCUS, Life Cycle Assessment (LCA), Multiregional Input Output (MRIO) analysis and Techno-Economic Assessment (TEA) designs will provide decision-support for the sustainable development of CCUS. Sound insights and a comprehensive diagnosis of the potential local business models associated with the different CCUS options will be provided for each region, as well as estimates for the sensitivity of the business model on storage capacity and injectivity data
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