Journal ArticleDOI
Overview of EU DEMO design and R&D activities
G. Federici,R. Kemp,D.J. Ward,C. Bachmann,T. Franke,S. Gonzalez,C.G. Lowry,M. Gadomska,J. Harman,B. Meszaros,C. Morlock,Francesco Romanelli,Ronald Wenninger +12 more
TLDR
This paper outlines the DEMO design and R&D approach that is being adopted in Europe and presents some of the preliminary design options that are under evaluation as well as the most urgent R &D work that is expected to be launched in the near-future.About:
This article is published in Fusion Engineering and Design.The article was published on 2014-10-01. It has received 284 citations till now.read more
Citations
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Journal ArticleDOI
Blanket/first wall challenges and required R&D on the pathway to DEMO
Mohamed A. Abdou,Neil B. Morley,Sergey Smolentsev,Alice Ying,Siegfried Malang,Arthur Rowcliffe,M.A. Ulrickson +6 more
TL;DR: In this paper, the authors summarized the top technical issues and elucidates the primary challenges in developing the blanket/first wall and identified the key R&D needs in non-fusion and fusion facilities on the path to DEMO.
Journal ArticleDOI
European DEMO design strategy and consequences for materials
TL;DR: The DEMO design options that are being considered in Europe for the current conceptual design studies as part of the Roadmap to Fusion Electricity Horizon 2020 are described.
Journal ArticleDOI
Development of advanced high heat flux and plasma-facing materials
Ch. Linsmeier,Michael Rieth,Jarir Aktaa,Takumi Chikada,Anna Rebecca Hoffmann,Jan Hoffmann,A. Houben,Hiroaki Kurishita,Xue Zhou Jin,M. Li,Andrey Litnovsky,S. Matsuo,A. von Müller,Vladica Nikolić,T. Palacios,Reinhard Pippan,D. Qu,J. Reiser,Johann Riesch,T. Shikama,Robert Stieglitz,T. Weber,T. Weber,Stefan Wurster,Jeong-Ha You,Zhangjian Zhou +25 more
TL;DR: In this article, the authors describe the requirements and needs for new, advanced materials for the fusion-facing components of a tokamak/or stellarator reactor, including fiber-reinforced and laminated structures, and mechanically alloyed tungsten materials.
Journal ArticleDOI
DEMO design activity in Europe: Progress and updates
G. Federici,C. Bachmann,L. Barucca,Wolfgang Biel,Lorenzo Virgilio Boccaccini,Richard K.J. Brown,C. Bustreo,Sergio Ciattaglia,Fabio Cismondi,M. Coleman,Valentina Corato,Ch. Day,E. Diegele,Ulrich Fischer,Th. Franke,C. Gliss,Angel Ibarra,R. Kembleton,A. Loving,F. Maviglia,B. Meszaros,Gerald Pintsuk,N. Taylor,Minh Quang Tran,C. Vorpahl,Ronald Wenninger,Jeong-Ha You +26 more
TL;DR: The progress of the DEMO Design Activities in Europe and particularly the work done to address critical design integration issues that affect the machine configuration and performance, the plant concept layout and the selection of system design and technologies are described.
Journal ArticleDOI
Developing structural, high-heat flux and plasma facing materials for a near-term DEMO fusion power plant: The EU assessment
D. Stork,Pietro Agostini,J.-L. Boutard,Derek Buckthorpe,E. Diegele,Sergei L. Dudarev,Colin English,Gianfranco Federici,Mark R. Gilbert,S. Gonzalez,Angel Ibarra,Ch. Linsmeier,A. Li Puma,G Marbach,P. F. Morris,L. W. Packer,Baldev Raj,Michael Rieth,Minh Quang Tran,D.J. Ward,Steven J. Zinkle +20 more
TL;DR: The findings of the EU 'Materials Assessment Group' (MAG), within the 2012 EU Fusion Roadmap exercise, are discussed in this paper, where the authors analyse the technical consequences for the materials required and the development, testing and modelling programmes, using: a systems engineering approach, considering reactor operational cycles, efficient maintenance and inspection requirements, and interaction with functional materials/coolants.
References
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Power requirement for accessing the H-mode in ITER
Y. R. Martin,Tomonori Takizuka +1 more
TL;DR: In this article, a revised scaling law that describes the threshold power required to obtain an L-mode to H-mode transition is presented, and the influence of these effects on the accessibility of the Hmode regime in ITER plasmas is discussed.
Journal ArticleDOI
Impurity seeding for tokamak power exhaust: from present devices via ITER to DEMO
A. Kallenbach,M. Bernert,R. Dux,L. Casali,T. Eich,L. Giannone,A. Herrmann,R. M. McDermott,A. Mlynek,H. W. Müller,F. Reimold,J. Schweinzer,M. Sertoli,G. Tardini,W. Treutterer,E. Viezzer,Ronald Wenninger,M. Wischmeier +17 more
TL;DR: In this article, a double radiative feedback system has been implemented in ASDEX upgrade (AUG) to investigate the effect of divertor and main chamber radiation on the power flux through the separatrix normalized by the major radius.
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An integrated model for materials in a fusion power plant: transmutation, gas production, and helium embrittlement under neutron irradiation
TL;DR: In this paper, the authors integrated several different computational techniques to produce a comprehensive picture of the response of materials to neutron irradiation, enabling the assessment of structural integrity of components in a fusion power plant.
Journal ArticleDOI
Power plant conceptual studies in Europe
David Maisonnier,David Campbell,I. Cook,L. Di Pace,L. Giancarli,J. Hayward,A. Li Puma,M. Medrano,P. Norajitra,M. Roccella,P. Sardain,Minh Quang Tran,D.J. Ward +12 more
TL;DR: The European Power Plant Conceptual Study (PPCS) as mentioned in this paper has been a study of conceptual designs of five commercial fusion power plants and the main emphasis was on system integration, focusing on five power plant models which are illustrative of a wider spectrum of possibilities.
Journal ArticleDOI
On the physics guidelines for a tokamak DEMO
H. Zohm,C. Angioni,E. Fable,G. Federici,G. Gantenbein,Tobias Hartmann,K. Lackner,Emanuele Poli,L. Porte,Olivier Sauter,G. Tardini,D.J. Ward,M. Wischmeier +12 more
TL;DR: In this paper, the physics base for the ITER physics design guidelines is reviewed in view of application to DEMO and areas are pointed out in which improvement is needed to arrive at a consistent set of DEMO Physics Design Guidelines.