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Publications associées (31)

A Variable Structure Control Scheme Proposal for the Tokamak a Configuration Variable

Olivier Sauter, Ambrogio Fasoli, Stefano Coda, Basil Duval, Henri Weisen, Timothy Goodman, Yves Martin, Yann Camenen, Jan Horacek, Duccio Testa, Marco Wischmeier, Jean-Marc Moret, Ivo Furno, Nicola Vianello, Minh Quang Tran, Patrick Blanchard, Alessandro Pau, Federico Alberto Alfredo Felici, Benoît Labit, Paolo Ricci, Jean-Philippe Hogge, Jonathan Graves, Holger Reimerdes, Laurie Porte, Christian Gabriel Theiler, Alexander Karpushov, Cedric Kar-Wai Tsui, Federico Nespoli, Kevin Henricus Annemarie Verhaegh, Antoine Pierre Emmanuel Alexis Merle, Umar Sheikh, Wouter Vijvers, Xavier Llobet, Christian Schlatter, Yanis Andrebe, Cristian Galperti, Joan Decker, Zhouji Huang, Fabio Riva, Mengdi Kong, Rémy Jacquier, Anna Teplukhina, Roberto Maurizio, Oulfa Chellaï, Francesco Carpanese, Falk Hans Braunmüller, Claudio Marini, Himank Anand, Dahye Choi, Hoang Bao Le, Josef Kamleitner, Joyeeta Sinha, Anton Malygin, Mélanie Preynas, Joshua Nathaniel Hawke

Fusion power is the most significant prospects in the long-term future of energy in the sense that it composes a potentially clean, cheap, and unlimited power source that would substitute the widespread traditional nonrenewable energies, reducing the geogr ...

2019

Towards integrated control of tokamak plasmas: physics-based control of neoclassical tearing modes in the TCV tokamak

Mengdi Kong

Neoclassical tearing modes (NTMs), magnetic islands located at rational

q

surfaces, are an important class of resistive magnetohydrodynamics (MHD) instabilities in tokamak plasmas, with

q

the safety factor. NTMs are one of the main constraints of the a ...

EPFL2020

Plasmoid drift and first wall heat deposition during ITER H-mode dual-SPIs in JOREK simulations

Mengdi Kong

The heat flux mitigation during the thermal quench (TQ) by the shattered pellet injection (SPI) is one of the major elements of disruption mitigation strategy for ITER. It's efficiency greatly depends on the SPI and the target plasma parameters, and is ult ...

IOP Publishing Ltd2024

Sliding Surface Based Schemes for the Tokamak a Configuration Variable

Olivier Sauter, Ambrogio Fasoli, Stefano Coda, Basil Duval, Henri Weisen, Timothy Goodman, Yves Martin, Stefano Alberti, Yann Camenen, Jan Horacek, Duccio Testa, Marco Wischmeier, Jean-Marc Moret, Ivo Furno, Minh Quang Tran, Patrick Blanchard, Alessandro Pau, Federico Alberto Alfredo Felici, Benoît Labit, Paolo Ricci, Jean-Philippe Hogge, Jonathan Graves, Holger Reimerdes, Laurie Porte, Christian Gabriel Theiler, Alexander Karpushov, Bernard Schneider, Federico Nespoli, Kevin Henricus Annemarie Verhaegh, Antoine Pierre Emmanuel Alexis Merle, Umar Sheikh, Wouter Vijvers, Xavier Llobet, Christian Schlatter, Matteo Fontana, Yanis Andrebe, Cristian Galperti, Joan Decker, Cedric Kar-Wai Tsui, Fabio Riva, Mengdi Kong, Nicola Vianello, Rémy Jacquier, Pedro Andres Molina Cabrera, Anna Teplukhina, Zhouji Huang, Roberto Maurizio, Oulfa Chellaï, Francesco Carpanese, Falk Hans Braunmüller, Claudio Marini, Himank Anand, Dahye Choi, Hoang Bao Le, Josef Kamleitner, Miguel Filipe Silva Füglister, Joyeeta Sinha, Anton Malygin, Mélanie Preynas, Joshua Nathaniel Hawke

Fusion power may be seen as the energy of the future in the sense that it composes a potentially clean, cheap and unlimited power source that would reduce the worldwide dependency on non-renewable energies. Nevertheless, while nowadays the fusion reaction ...

IEEE2018

Experimental research on the TCV tokamak

Flavio Mauricio Martins E Silva, Vincent Masson, Abhilash Mathews, Olivier Sauter, Ambrogio Fasoli, Stefano Coda, Henri Weisen, Timothy Goodman, Yves Martin, Stefano Alberti, Duccio Testa, Ivo Furno, Patrick Blanchard, Benoît Labit, Jean-Philippe Hogge, Holger Reimerdes, Christian Gabriel Theiler, Federico Alberto Alfredo Felici, Alexander Karpushov, Antoine Pierre Emmanuel Alexis Merle, Umar Sheikh, Simon Van Mulders, Alessandro Pau, Yanis Andrebe, Cristian Galperti, Joan Decker, Jérémy Genoud, Marcelo Baquero Ruiz, Cedric Kar-Wai Tsui, Mengdi Kong, Matteo Vallar, Olivier Claude Martin Février, Davide Galassi, Guang-Yu Sun, Pedro Andres Molina Cabrera, Filippo Bagnato, Artur Perek, Claudia Colandrea, Sophie Danielle Angelica Gorno, Francesco Carpanese, Nicola Offeddu, Luke Simons, Aylwin Iantchenko, Maurizio Giacomin, Lorenzo Martinelli, Oleg Krutkin, Antoine Baillod, Federico Pesamosca, Dmytry Mykytchuk, Jesús Poley Sanjuán, Carl Mathias Paul Hoppe, Hugo De Oliveira, Benjamin Alexandre Vincent, Umesh Kumar, Garance Hélène Salomé Durr-Legoupil-Nicoud, Arsène Stéphane Tema Biwole, Massimo Carpita, Jean Arthur Cazabonne, Yuxuan Wang, Davide Mancini, Cassandre Ekta Contré, Stefano Marchioni, Samuele Mazzi, Reinart Andreas J. Coosemans, Gino Marceca, Renat Karimov, Elena Tonello, Michele Marin, Martim Zurita, Alessandro Balestri, Humberto Torreblanca Quiroz, Francesco Pastore, Daniele Hamm, Mackenzie Peter-Fulford Van Rossem, Emanuel Paul Huett, Nam Axel David Vu, Marta Mariarmanda Pedrini, Cristina Venturini, Hari Raj, Antonia Frank, Silvia Masillo

Tokamak à configuration variable (TCV), recently celebrating 30 years of near-continual operation, continues in its missions to advance outstanding key physics and operational scenario issues for ITER and the design of future power plants such as DEMO. The ...

IOP Publishing Ltd2024

Overview of ASDEX upgrade results in view of ITER and DEMO

Olivier Sauter, Stefano Coda, Basil Duval, Timothy Goodman, Benoît Labit, Federico Alberto Alfredo Felici, Antoine Pierre Emmanuel Alexis Merle, Umar Sheikh, Simon Van Mulders, Alessandro Pau, Mengdi Kong, Cristian Sommariva

Experiments on ASDEX Upgrade (AUG) in 2021 and 2022 have addressed a number of critical issues for ITER and EU DEMO. A major objective of the AUG programme is to shed light on the underlying physics of confinement, stability, and plasma exhaust in order to ...

IOP Publishing Ltd2024

Effect of energetic ions on edge-localized modes in tokamak plasmas

Matthew Paul Goodman, Zhuosheng Huang, Olivier Sauter, Stefano Coda, Timothy Goodman, Duccio Testa, Jean-Marc Moret, Patrick Blanchard, Benoît Labit, Holger Reimerdes, Christian Gabriel Theiler, Federico Alberto Alfredo Felici, Alexander Karpushov, Antoine Pierre Emmanuel Alexis Merle, Umar Sheikh, Yanis Andrebe, Cristian Galperti, Joan Decker, Cedric Kar-Wai Tsui, Mengdi Kong, Olivier Claude Martin Février, Davide Galassi, Cristian Sommariva, Anna Teplukhina, Filippo Bagnato, Roberto Maurizio, Kevin Henricus Annemarie Verhaegh, Mirko Wensing, Francesco Carpanese, Claudio Marini, Aylwin Iantchenko, Dahye Choi, Federico Pesamosca, Hugo Antoine Georges Arnichand, Hugo De Oliveira, Lorenzo Stipani, Joshua Nathaniel Hawke, Nam Axel David Vu

The most efficient and promising operational regime for the International Thermonuclear Experimental Reactor tokamak is the high-confinement mode. In this regime, however, periodic relaxations of the plasma edge can occur. These edge-localized modes pose a ...

2025

Developments on actuator management, plasma state reconstruction, and control on ASDEX Upgrade

Olivier Sauter, Federico Alberto Alfredo Felici, Mengdi Kong, Simon Van Mulders

In present day tokamaks, the role of the control research is to support the physics experiments and to prepare technologies for future devices such as ITER and DEMO. This paper presents the developments done under the MST1 program collaboration on ASDEX Up ...

2021

3D MHD modelling of plasmoid drift following massive material injection in a tokamak

Mengdi Kong

Mechanisms of plasmoid drift following massive material injection are studied via 3D non-linear MHD modelling with the JOREK code, using a transient neutral source deposited at the low field side midplane of a JET H-mode plasma to clarify basic processes a ...

IOP Publishing Ltd2025

Observation of magnetic islands in tokamak plasmas during the suppression of edge-localized modes

Olivier Sauter, Stefano Coda, Basil Duval, Timothy Goodman, Benoît Labit, Laurie Porte, Federico Alberto Alfredo Felici, Antoine Pierre Emmanuel Alexis Merle, Umar Sheikh, Alessandro Pau, Mengdi Kong, Cristian Sommariva

In tokamaks, a leading platform for fusion energy, periodic filamentary plasma eruptions known as edge-localized modes occur in plasmas with high-energy confinement and steep pressure profiles at the plasma edge. These edge-localized modes could damage the ...

2024

Bridging the gap from test rooms to field-tests for human indoor comfort studies: A critical review of the sustainability potential of living laboratories

Dusan Licina, Mengdi Kong

Occupants play a key role in determining final building energy consumption. Empirical evidence must support occupants' modelling. Experiments on human responses to Indoor Environmental Quality (IEQ) are usually performed in test rooms or as in-field monito ...

ELSEVIER2022

Profile control simulations and experiments on TCV: a controller test environment and results using a model-based predictive controller

Olivier Sauter, Timothy Goodman, Jean-Marc Moret, Federico Alberto Alfredo Felici, Antoine Pierre Emmanuel Alexis Merle, Cristian Galperti, Mengdi Kong, Francesco Carpanese, Sun Hee Kim, Doohyun Kim, Anna Teplukhina

The successful performance of a model predictive profile controller is demonstrated in simulations and experiments on the TCV tokamak, employing a profile controller test environment. Stable high-performance tokamak operation in hybrid and advanced plasma ...

IOP Publishing Ltd2017

Nonlinear excitation of energetic particle driven geodesic acoustic mode by resonance overlap with Alfvén instability in ASDEX Upgrade

Olivier Sauter, Stefano Coda, Basil Duval, Timothy Goodman, Benoît Labit, Laurie Porte, Federico Alberto Alfredo Felici, Antoine Pierre Emmanuel Alexis Merle, Umar Sheikh, Simon Van Mulders, Alessandro Pau, Mengdi Kong, Cristian Sommariva

The Alfvén instability nonlinearly excited the energetic-particle-driven geodesic acoustic mode on the ASDEX-Upgrade tokamak, as demonstrated experimentally. The mechanism of the energetic-particle-driven geodesic acoustic mode excitation and the mode nonl ...

Nature Research2025

Extension of the operating space of high-beta(N) fully non-inductive scenarios on TCV using neutral beam injection

Olivier Sauter, Timothy Goodman, Javier García Hernández, Duccio Testa, Alexander Karpushov, Antoine Pierre Emmanuel Alexis Merle, Matteo Vallar, Mengdi Kong

The fully non-inductive sustainment of high normalized beta plasmas (beta(N)) is a crucial challenge for the steady-state operation of a tokamak reactor. In order to assess the difficulties facing such scenarios, steady-state regimes have been explored on ...

IOP Publishing Ltd2019

Test rooms to study human comfort in buildings: A review of controlled experiments and facilities

Dusan Licina, Mengdi Kong

Occupants' comfort perception affects building energy consumptions. To improve the understanding of human comfort, which is crucial to reduce energy demand, laboratory experiments with humans in controlled environments (test rooms) are fundamental, but the ...

PERGAMON-ELSEVIER SCIENCE LTD2021

Overview of the TCV digital real-time plasma control system and its applications

Luca Emmanuel Segovia, Olivier Sauter, Stefano Coda, Basil Duval, Federico Alberto Alfredo Felici, Alexander Karpushov, Antoine Pierre Emmanuel Alexis Merle, Alessandro Pau, Blaise Marlétaz, Joan Decker, Marcelo Baquero Ruiz, Mengdi Kong, Artur Perek, Francesco Carpanese, Federico Pesamosca, Benjamin Alexandre Vincent, Anna Ngoc Minh Trang Vu, Stefano Marchioni, Gino Marceca, Mateusz Gospodarczyk, Aude Maier

Real-time plasma control systems are at the heart of operation of modern tokamaks. The control system of the TCV tokamak has recently seen a major upgrade in terms of its hardware and software components. Control algorithms are entirely programmed and test ...

Elsevier2024

Overview of the EUROfusion Tokamak Exploitation programme in support of ITER and DEMO

Pacôme Henryk Cécil Devleeshouver, Olivier Sauter, Stefano Coda, Basil Duval, Henri Weisen, Timothy Goodman, Duccio Testa, Jean-Marc Moret, Patrick Blanchard, Benoît Labit, Holger Reimerdes, Christian Gabriel Theiler, Federico Alberto Alfredo Felici, Alexander Karpushov, Antoine Pierre Emmanuel Alexis Merle, Umar Sheikh, Simon Van Mulders, Alessandro Pau, Cristian Galperti, Joan Decker, Marcelo Baquero Ruiz, Cedric Kar-Wai Tsui, Mengdi Kong, Matteo Vallar, Olivier Claude Martin Février, Davide Galassi, Guang-Yu Sun, Filippo Bagnato, Paulo Giovane Paschoali Pereira Puglia, Artur Perek, Claudia Colandrea, Sophie Danielle Angelica Gorno, Nicola Offeddu, Luke Simons, Aylwin Iantchenko, Lorenzo Martinelli, Oleg Krutkin, Dmytry Mykytchuk, Jesús Poley Sanjuán, Carl Mathias Paul Hoppe, Benjamin Alexandre Vincent, Umesh Kumar, Garance Hélène Salomé Durr-Legoupil-Nicoud, Massimo Carpita, Jean Arthur Cazabonne, Davide Mancini, Cassandre Ekta Contré, Stefano Marchioni, Samuele Mazzi, Gino Marceca, Renat Karimov, Elena Tonello, Yoeri Renier Johannes Poels, Michele Marin, Martim Zurita, Alessandro Balestri, Anton Jansen Van Vuuren, Francesco Pastore, Mackenzie Peter-Fulford Van Rossem, Emanuel Paul Huett, Nam Axel David Vu, Hari Raj, Antonia Frank, Aleksandr Listopad

Within the 9th European Framework programme, since 2021 EUROfusion is operating five tokamaks under the auspices of a single Task Force called ‘Tokamak Exploitation’. The goal is to benefit from the complementary capabilities of each machine in a coordinat ...

IOP Publishing Ltd2024

Overview of the TCV tokamak experimental programme

Olivier Sauter, Ambrogio Fasoli, Basil Duval, Henri Weisen, Timothy Goodman, Yves Martin, Stefano Alberti, Duccio Testa, Jean-Marc Moret, Ivo Furno, Patrick Blanchard, Benoît Labit, Jan Horacek, Paolo Ricci, Jean-Philippe Hogge, Jonathan Graves, Stephan Brunner, Holger Reimerdes, Laurie Porte, Christian Gabriel Theiler, Federico Alberto Alfredo Felici, Alexander Karpushov, Joaquim Loizu Cisquella, Antoine Pierre Emmanuel Alexis Merle, Umar Sheikh, Xavier Llobet, Matteo Fontana, Simon Van Mulders, Alessandro Pau, Yanis Andrebe, Cristian Galperti, Joan Decker, Marcelo Baquero Ruiz, Cedric Kar-Wai Tsui, Mengdi Kong, Matteo Vallar, Olivier Claude Martin Février, Davide Galassi, Guang-Yu Sun, Pedro Andres Molina Cabrera, Filippo Bagnato, Roberto Maurizio, Oulfa Chellaï, Mirko Wensing, Claudia Colandrea, Curdin Tobias Wüthrich, Sophie Danielle Angelica Gorno, Francesco Carpanese, Nicola Offeddu, Aylwin Iantchenko, Maurizio Giacomin, Lorenzo Martinelli, Oleg Krutkin, Dahye Choi, Federico Pesamosca, Hugo Antoine Georges Arnichand, Dmytry Mykytchuk, Benjamin Alexandre Vincent, Umesh Kumar, Arsène Stéphane Tema Biwole, Lorenzo Stipani, Anna Ngoc Minh Trang Vu, Jean Arthur Cazabonne, Stefano Marchioni, Miguel Filipe Silva Füglister, Renat Karimov, Ajay Chandrarajan Jayalekshmi

The tokamak a configuration variable (TCV) continues to leverage its unique shaping capabilities, flexible heating systems and modern control system to address critical issues in preparation for ITER and a fusion power plant. For the 2019-20 campaign its c ...

IOP Publishing Ltd2022

Impact of impurity seeding on shattered pellet injection mitigations on the Joint European Torus

Umar Sheikh, Mengdi Kong

Plasma disruptions present a significant challenge to the viability of fusion energy production in tokamak reactors. Among disruption mitigation techniques, shattered pellet injection (SPI) has emerged as a promising approach. The results presented in this ...

IOP Publishing Ltd2025

Overview of the TCV tokamak program: scientific progress and facility upgrades

Olivier Sauter, Ambrogio Fasoli, Basil Duval, Henri Weisen, Timothy Goodman, Jonathan Graves, Stefano Coda, Yves Martin, Jean-Marc Moret, Stefano Alberti, Ivo Furno, Duccio Testa, Minh Quang Tran, Paolo Ricci, Patrick Blanchard, Yann Camenen, Jan Horacek, Holger Reimerdes, Marco Wischmeier, Benoît Labit, Nicola Vianello, Jean-Philippe Hogge, Christian Gabriel Theiler, Federico Nespoli, Alessandro Pau, Federico Alberto Alfredo Felici, Laurie Porte, Alexander Karpushov, Antoine Pierre Emmanuel Alexis Merle, Joan Decker, Xavier Llobet, Fabio Riva, Umar Sheikh, Cristian Galperti, Cedric Kar-Wai Tsui, Christian Schlatter, Kevin Henricus Annemarie Verhaegh, Wouter Vijvers, Anna Teplukhina, Yanis Andrebe, Roberto Maurizio, Zhouji Huang, Rémy Jacquier, Claudio Marini, Mengdi Kong, Hoang Bao Le, Oulfa Chellaï, Himank Anand, Falk Hans Braunmüller, Francesco Carpanese, Josef Kamleitner, Pedro Andres Molina Cabrera, Joyeeta Sinha

IOP Publishing Ltd2017