Title: | Monte Carlo simulation of fast ion losses in ITER in the presence of static 3D magnetic perturbations Nopeiden hiukkasten häivöiden 3D Monte Carlo -mallinnus ITER-tokamakissa |
Author(s): | Koskela, Tuomas |
Date: | 2014 |
Language: | en |
Pages: | 90 + app. 86 |
Department: | Teknillisen fysiikan laitos Department of Applied Physics |
ISBN: | 978-952-60-6004-0 (electronic) 978-952-60-6003-3 (printed) |
Series: | Aalto University publication series DOCTORAL DISSERTATIONS, 202/2014 |
ISSN: | 1799-4942 (electronic) 1799-4934 (printed) 1799-4934 (ISSN-L) |
Supervising professor(s): | Groth, Mathias, Prof., Aalto University, Department of Applied Physics, Finland |
Thesis advisor(s): | Kurki-Suonio, Taina, Senior University Lecturer, Aalto University, Department of Applied Physics, Finland |
Subject: | Energy, Physics |
Keywords: | fusion, plasma, tokamak, ITER, modeling, fuusio, plasma, tokamak, ITER, mallinnus |
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Abstract:Nopeiden ionien koossapito on ehdottoman tärkeää tulevissa fuusioreaktoreissa, kuten ITER:ssä. Koossapidetyt nopeat hiukkaset luovuttavat liike-energiaansa plasmaan, kuumentaen sen fuusioon vaadittavaan lämpötilaan, mutta toisaalta koossapidosta paenneet nopeat ionit ovat uhka reaktorikammion eheydelle. Aikaisempi tutkimus on osoittanut että nopeat ionit pysyvät hyvin koossapidettyinä aksiaalisesti symmetrisissä tokamakeissa joissa on korkea plasmavirta, mutta häviävän pienet poikkeamat symmetriasta voivat aiheuttaa paikallisia häviöitä jotka voivat vaarantaa koko reaktorin toiminnan. |
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Parts:[Publication 1]: T. Koskela, M. Romanelli, P. Belo, O. Asunta, S. Sipilä, M. O’Mullane, L. Giacomelli, S. Conroy, P. Mantica, M. Valisa, C. Angioni, T. Kurki-Suonio and JET-EFDA contributors. Effect of tungsten off-axis accumulation on Neutral Beam Deposition in JET rotating plasmas. Submitted to Plasma Physics and Controlled Fusion, 2014.[Publication 2]: D. Moseev, F. Meo, S. B. Korsholm, T. Koskela, M. Albergante, O. Asunta, H. Bindslev, A. Bürger, V. Furtula, M. Yu Kantor, F. Leipold, P. K. Michelsen, S. K. Nielsen, M. Salewski, O. Schmitz, M. Stejner, E. Westerhof. Comparison of measured and simulated fast ion velocity distributions in the TEXTOR tokamak. Plasma Physics and Controlled Fusion, 53, 10, 105004, August 2011. DOI: 10.1088/0741-3335/53/10/105004 View at Publisher [Publication 3]: T. Koskela, O. Asunta, G. J. Kramer, T. Kurki-Suonio, A. Salmi, M. Schaffer, T. Tala. ASCOT modeling of fast ion losses in DIII-D TBM experiments. In 37th European Physical Society Conference on Plasma Physics, Dublin, Ireland, Europhysics Conference Abstracts, 34A, 1-4, June 2010.[Publication 4]: T. Kurki-Suonio, O. Asunta, V. Hynönen, T. Hellsten, T. Johnson, T. Koskela, J. Lönnroth, V. Parail, M. Roccella, G. Saibene, A. Salmi, S. Sipilä. ASCOT Simulations of Fast Ion Power Loads to the Plasma-facing Components in ITER. Nuclear Fusion, 49, 9,095001, August 2009. DOI: 10.1088/0029-5515/49/9/095001 View at Publisher [Publication 5]: T. Koskela, O. Asunta, E. Hirvijoki, T. Kurki-Suonio, S. Äkäslompolo. ITER ELM control coils: effect on fast ion losses and edge confinement properties. Plasma Physics and Controlled Fusion, 54, 105008, August 2012. DOI: 10.1088/0741-3335/54/10/105008 View at Publisher |
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