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Status of the ITER electron cyclotron H&CD system
2010 Edition, September 1, 2010 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

This paper presents the status of the design and the integration of the 20 MW EC H&CD system under development for the ITER Tokamak. Progress includes agreement on the first set of procurement...

An overview of the ITER electron cyclotron H&CD system
2009 Edition, September 1, 2009 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

This Paper reviews the design and functionality of the 24MW 170GHz electron cyclotron heating and current drive system being planned for the ITER Tokamak. The sub-systems (power supplies, gyrotrons, transmission lines and...

Calculation of stray magnetic field effects on the operation of the ITER electron cyclotron system
2011 Edition, June 1, 2011 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

In a multi-gyrotron system such as the one presently designed for the ITER ECH & ECCD system, stray magnetic fields can significantly alter the operational capabilities of the global system. A numerical study was carried out within...

Progress on the ITER electron cyclotron heating and current drive upper launcher steering mirror control system
2009 Edition, June 1, 2009 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

The ITER ECRH upper launcher (UL) uses a steering mechanism assembly (SMA) to steer the beams in the appropriate location for controlling magnetohydrodynamic (MHD) activity in the plasma (NTMs and sawtooth oscillations).

Progress on the design and manufacturing of the mirrors for the ITER electron cyclotron heating and current drive upper launcher
2009 Edition, June 1, 2009 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

Four of the 16 ITER upper port plugs will be devoted to electron cyclotron resonance heating (ECRH) in order to control the magneto-hydrodynamic (MHD) instabilities.

Low power test of the ITER electron cyclotron equatorial launcher mock-up
2013 Edition, September 1, 2013 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

Beam propagation behavior of the ITER EC equatorial launcher mock-up was investigated at low power level. A 170 GHz, HE11 mode generator was used as a beam source. Maximum intensity at the mirror-edge was -35 dB which was almost background level and no signal was...

Physics basis for the application of electron cyclotron wave system on ITER and its technology
2006 Edition, September 1, 2006 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

Electron cyclotron wave system on ITER will be used for plasma start-up heating and current drive. The underlying physics will be outlined. The requirements and the technical aspects of the two launchers will be described.

High power-long pulse transmission experiment of torus diamond window for ITER EC H&CD system
2011 Edition, October 1, 2011 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

A torus diamond window prototype for an ITER electron cyclotron heating and current drive (EC H&CD) system was fabricated based on the latest design. It was installed in the ITER relevant transmission line and high power-long pulse...

Control-oriented modeling of the Electron Cyclotron Current Drive actuated hybrid mode in ITER
2011 Edition, December 1, 2011 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

This paper presents a control-oriented model of the magnetic flux in the International Tokamak Experimental Reactor (ITER) actuated with Electron Cyclotron Current Drive (ECCD) at different locations. The main objective of the...

Status and experimental results of the European 1 MW, 170 GHz industrial CW prototype Gyrotron for ITER
2016 Edition, September 1, 2016 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

In the frame of a collaborative effort between the European GYrotron Consortium (EGYC), the European domestic agency Fusion for Energy (F4E) and the Industrial partner Thales Electron Devices (TED), the first continuous wave (CW) prototype of...

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