An overview of the numerical methods for tokamak plasma equilibrium computation implemented in the NICE code

B Faugeras - Fusion engineering and design, 2020 - Elsevier
The code NICE (Newton direct and Inverse Computation for Equilibrium) enables to solve
numerically several problems of plasma free-boundary equilibrium computations in a …

[BOK][B] Magnetic control of tokamak plasmas

M Ariola, A Pironti - 2008 - Springer
This book offers a thorough coverage of the magnetic control of a plasma in a tokamak. A
plasma is a gas in which an important fraction of the particles is ionized, so that the electrons …

Development of computational and experimental imaging sensing system for tokamak plasma optical boundary reconstruction

Q Hang, J Li, H Zhang, B Liu, H Yao… - IEEE Sensors Journal, 2024 - ieeexplore.ieee.org
The precise determination of the last closed flux surface (LCFS) location holds paramount
importance in fusion plasma discharge experiments. Traditional magnetic measurements …

Reconstruction of the equilibrium of the plasma in a tokamak and identification of the current density profile in real time

J Blum, C Boulbe, B Faugeras - Journal of computational physics, 2012 - Elsevier
The reconstruction of the equilibrium of a plasma in a Tokamak is a free boundary problem
described by the Grad–Shafranov equation in axisymmetric configuration. The right-hand …

Advances in real-time plasma boundary reconstruction: from gaps to snakes

A Beghi, A Cenedese - IEEE Control Systems Magazine, 2005 - ieeexplore.ieee.org
The problem of plasma boundary reconstruction in relation to shape control was discussed.
The different approaches to guaranteeing accuracy and robustness of plasma boundary …

Nonlinear dynamic allocator for optimal input/output performance trade-off: Application to the JET tokamak shape controller

G De Tommasi, S Galeani, A Pironti, G Varano… - Automatica, 2011 - Elsevier
In this paper, we revisit the dynamic allocation scheme for input redundant plants proposed
in Zaccarian (2009). within a set-point regulation setting and propose generalizations that …

Integrated scenario in JET using real-time profile control

E Joffrin, F Crisanti, R Felton, X Litaudon… - Plasma physics and …, 2003 - iopscience.iop.org
The recent development of real-time measurements and control tools in JET has enhanced
the reliability and reproducibility of the relevant ITER scenarios. Diagnostics such as charge …

Plasma shape control for the JET tokamak: an optimal output regulation approach

M Ariola, A Pironti - IEEE Control Systems Magazine, 2005 - ieeexplore.ieee.org
The eXtreme Shape Controller, designed and implemented on the JET tokamak, was
described. The controller regulates the plasma shape as specified in terms of plasma-wall …

The JET real-time plasma-wall load monitoring system

DF Valcárcel, D Alves, P Card, BB Carvalho… - Fusion Engineering and …, 2014 - Elsevier
In the past, the Joint European Torus (JET) has operated with a first-wall composed of
Carbon Fibre Composite (CFC) tiles. The thermal properties of the wall were monitored in …

A new approach of equilibrium reconstruction for ITER

R Imazawa, Y Kawano, Y Kusama - Nuclear fusion, 2011 - iopscience.iop.org
We have proposed a new approach for equilibrium reconstruction that can be applied to
ITER-like burning plasmas. In this study, we have focused on carrying out equilibrium …