The reversed field pinch
L Marrelli, P Martin, ME Puiatti, JS Sarff… - Nuclear …, 2021 - iopscience.iop.org
This paper reviews the research on the reversed field pinch (RFP) in the last three decades.
Substantial experimental and theoretical progress and transformational changes have been …
Substantial experimental and theoretical progress and transformational changes have been …
Upgrades of the RFX-mod reversed field pinch and expected scenario improvements
L Marrelli, R Cavazzana, D Bonfiglio, M Gobbin… - Nuclear …, 2019 - iopscience.iop.org
RFX-mod is a Reversed Field Pinch device that allowed performing experiments in regimes
with a plasma current up to 2 MA, thanks to its MHD active control system. Experiments have …
with a plasma current up to 2 MA, thanks to its MHD active control system. Experiments have …
Magnetic order and confinement improvement in high-current regimes of RFX-mod with MHD feedback control
The RFX-mod machine (Sonato et al 2003 Fusion Eng. Des. 66 161) recently achieved, for
the first time in a reversed-field pinch, high plasma current up to 1.6 MA with good …
the first time in a reversed-field pinch, high plasma current up to 1.6 MA with good …
Magnetohydrodynamics modelling successfully predicts new helical states in reversed-field pinch fusion plasmas
Nonlinear fluid modelling predictions of qualitatively new self-organized helical states in the
reversed-field pinch configuration are confirmed by experiments in the RFX-mod device. The …
reversed-field pinch configuration are confirmed by experiments in the RFX-mod device. The …
Runaway electron mitigation by 3D fields application in ASDEX Upgrade, COMPASS, and RFX-mod
Disruption-generated runaway electron (RE) beams represent a potentially severe threat for
tokamak plasma-facing components. Application of properly designed 3D fields can act as a …
tokamak plasma-facing components. Application of properly designed 3D fields can act as a …
Overview of the RFX-mod fusion science activity
M Zuin, S Dal Bello, L Marrelli, ME Puiatti… - Nuclear …, 2017 - iopscience.iop.org
This paper reports the main recent results of the RFX-mod fusion science activity. The RFX-
mod device is characterized by a unique flexibility in terms of accessible magnetic …
mod device is characterized by a unique flexibility in terms of accessible magnetic …
Avoidance of tearing mode locking with electro-magnetic torque introduced by feedback-based mode rotation control in DIII-D and RFX-mod
M Okabayashi, P Zanca, EJ Strait, AM Garofalo… - Nuclear …, 2016 - iopscience.iop.org
Disruptions caused by tearing modes (TMs) are considered to be one of the most critical
roadblocks to achieving reliable, steady-state operation of tokamak fusion reactors. Here we …
roadblocks to achieving reliable, steady-state operation of tokamak fusion reactors. Here we …
Avoidance of tearing modes wall-locking in a reversed field pinch with active feedback coils
P Zanca - Plasma Physics and Controlled Fusion, 2008 - iopscience.iop.org
A general analysis of the feedback on the dynamo tearing modes (TMs) in a cylindrical force-
free reversed field pinch equipped with an active coils grid is shown. A single resistive shell …
free reversed field pinch equipped with an active coils grid is shown. A single resistive shell …
Experimental investigation of electron temperature dynamics of helical states in the RFX-Mod reversed field pinch
P Franz, M Gobbin, L Marrelli, A Ruzzon… - Nuclear …, 2013 - iopscience.iop.org
The study of electron temperature profiles of quasi-single helical states (QSH) in RFX-Mod
(and, in general, in other RFP machines) was carried out in the past mainly using Thomson …
(and, in general, in other RFP machines) was carried out in the past mainly using Thomson …
Density limit studies in the tokamak and the reversed-field pinch
The ITER scenarios and the project of DEMO involve stable operation above the Greenwald
density, which justifies efforts to understand and overcome the density limit, this last …
density, which justifies efforts to understand and overcome the density limit, this last …