Search Results - "Fasel, Damien"
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Experimental characterization of the TCV dual-frequency gyrotron and validation of numerical codes including the effect of After Cavity Interaction
Published in EPJ Web of conferences (2024)“…A dual-frequency gyrotron has been developed within the context of the recent Tokamak à Configuration Variable (TCV) upgrade. The gyrotron is designed to…”
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Journal Article Conference Proceeding -
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Upgrade of the TCV tokamak, first phase: Neutral beam heating system
Published in Fusion engineering and design (01-10-2015)“…•Widening the parameter range of reactor relevant regimes on the TCV tokamak.•Installation of 1MW, 30keV neutral beam, direct ion heating, access to…”
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Journal Article -
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Upgrade of the neutral beam heating system on the TCV tokamak – second high energy neutral beam
Published in Fusion engineering and design (01-02-2023)“…•A second 1.2 MW/53 keV high-energy neutral beam (NBI-2) procured, manufactured and installed on TCV.•NBI-2 is designed to probe plasma physics issues of…”
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Homogenous power distribution along gyrotron collector walls
Published in Fusion engineering and design (01-03-2023)“…•A novel solution to flatten the power deposition profile along gyrotron collector walls.•The use of current with an Amplitude Modulation applied to a vertical…”
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Overview on the Applicability of the ITER/NPP-Like Technologies to the DEMO Plant Electrical System and Promising Alternatives
Published in IEEE transactions on plasma science (21-02-2024)“…The Plant Electrical System (PES) of the European DEMOnstration fusion power plant (DEMO), presently under conceptual design, shall supply power to the loads…”
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EMC improvement of an ECH power supplies system at TCV
Published in Fusion engineering and design (01-11-2017)“…Three RHVPSs (regulated high voltage power supplies, 85kV/80A/2s) are installed and have been operated at the Swiss Plasma Center for more than 20 years. Each…”
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Neutral beam heating on the TCV tokamak
Published in Fusion engineering and design (01-11-2017)“…The TCV tokamak contributes to physics understanding in fusion reactor research by harnessing a wide experimental tool set: in particular flexible shaping and…”
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Embedded control systems for gyrotrons applications based on NI solutions
Published in Fusion engineering and design (01-11-2017)“…•This paper presents three different topics using National Instrument hardware for gyrotron applications.•Replacement of an old control system, for a gyrotron…”
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Commissioning of the heating neutral beam injector on the TCV tokamak
Published in Fusion engineering and design (01-11-2017)“…•Commissioning of the heating Neutral Beam Injector (NBI) on the TCV tokamak.•This paper details the installation and the commissioning of the NBI on the TCV…”
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Upgrade of a 30kV/10mA anode power supply for triode type gyrotron
Published in Fusion engineering and design (01-10-2015)“…•Triode type gyrotron is fed by 3 power supplies: the main, an anode PS(APS) and a heater.•This paper presents the upgrade of 3APS, supplied in 1999, that…”
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Supply equipment to the new NBH system for the TCV tokamak
Published in Fusion engineering and design (01-10-2015)“…The TCV tokamak is equipped with a high power real time-controllable Electron Cyclotron Heating (ECH) system, made of 9 gyrotrons capable of 500kW RF power…”
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Upgrade of a 30 kV/10 mA anode power supply for triode type gyrotron
Published in Fusion engineering and design (01-10-2015)“…The RF power of a gyrotron with a triode type magnetron-injection-gun (MIG) can be directly controlled via the voltage applied between its anode and its…”
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13
ITER – Earthing
Published in Fusion engineering and design (01-10-2011)“…Earthing of electrical installations is mainly governed by safety rules. Electromagnetic compatibility also deals with earthing, among other circuit…”
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Journal Article Conference Proceeding -
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MAGY: An innovative high voltage–low current power supply for gyrotron
Published in Fusion engineering and design (01-10-2011)“…From the electrical point of view, the body and the anode of high power gyrotrons behave as capacitive loads. A highly dynamic power supply is, therefore, hard…”
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Journal Article Conference Proceeding -
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Design and First Tests of the Trapped Electrons Experiment T-REX
Published 27-06-2024“…Gyrotrons are essential for electron cyclotron resonance heating (ECRH) in fusion reactors, making efficient operation crucial for advancing fusion energy…”
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Manufacturing and Test of the 1 MW Long-Pulse 84/126 GHz Dual-Frequency Gyrotron for TCV
Published in 2019 International Vacuum Electronics Conference (IVEC) (01-04-2019)“…An 1 MW long-pulse (2s), 84/126 GHz dual-frequency gyrotron has been produced by THALES MSI, France responding to the needs for upgrading the ECH system of the…”
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Conference Proceeding -
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From W7-X Towards ITER and Beyond: 2019 Status on EU Fusion Gyrotron Developments
Published in 2019 International Vacuum Electronics Conference (IVEC) (01-04-2019)“…In Europe, the research and development with main focus on achieving robust industrial designs of series gyrotrons for electron cyclotron heating and current…”
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Conference Proceeding